Power Management Switching Regulator

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Input V V
Output V A
       
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Number of Outputs Vin Min Vin Max Output Current Switch Current Topology Monolithic Packages Synchronous Features Vout Min Vout Max Vout Maximum Vswitch Max Over Voltage Protection Frequency Adjust Range Frequency Sync Range Frequency Isupply Ishutdown Integrated Inductor Sense Resistor Polyphase Max Phases Architecture Temp Range Comments Vref Accuracy Over Temp Vin Min Startup Topology 1 Topology 2 Topology 3 Topology 4 Vout Min 2 Vout Max 2 Vout Min 3 Vout Max 3 Switch Current 2 Switch Current 3 Output Current 2 Output Current 3 Design Tools Demo Boards Featured New Date Added Price 1k* Product Category Package Area Package Height Terminal Finish Export Control Auto & Transport
Units V V A A yes/no yes/no V V V V kHz mA µA yes/no yes/no # % V V V V V A A A A mm² mm yes/no
Selection
(hold Ctrl key to select multiple,
hold Shift key to select range)
LT3992 2 3 60 3 4.6 Buck yes 5x5 QFN-32,TSSOP-38 no Power Good, Temperature Monitor, External Synchronization, Resistor Set Frequency, Anti-Phase Switching, Tracking 0.8 58.8 0.98Vin 250kHz - 2MHz 250kHz - 2MHz 2000 4.2 6 no yes Constant Frequency Current Mode E,I,H Dual Tracking 3A Buck, Antiphase Switching, Parallelable 2.23 Buck Buck - 0.8 4.6 3 LTspice File,LTpowerCAD Model DC1537A no no 2012-03-19 $4.65 (LT3992EUH) Extended Temperature (H & MP) Switching Regulators,High Input Voltage Buck,Internal Power Switch Buck,Multiple Output Buck 25mm² (5x5 QFN-32),62.7mm² (TSSOP-38) 0.75mm (5x5 QFN-32),1.2mm (TSSOP-38) Matte Tin no yes
LT3991 1 4.3 55 1.2 2.3 Buck yes 3x3 DFN-10,MS-10E no Burst Mode, Resistor Set Frequency, External Synchronization 1.19 30 30V 200kHz - 2MHz 250kHz - 2MHz 2000 0.0017 0.7 no no 1 Constant Frequency Current Mode E,I Ultralow 2.8μA IQ, Low Ripple Burst Mode 2.1 - - LTspice File,LTpowerCAD Model DC1526A no no 2009-11-04 $2.95 (LT3991EDD) High Input Voltage Buck,Internal Power Switch Buck,Micropower Buck Regulators 9mm² (3x3 DFN-10),14.7mm² (MS-10E) 0.75mm (3x3 DFN-10),1.1mm (MS-10E) Matte Tin no yes
LT3990 1 4 60 0.35 0.7 Buck yes 3x3 DFN-10,MS-16E no Burst Mode, Resistor Set Frequency, Power Good 1.21 25 25V 200kHz - 2.2MHz 2200 0.0017 0.7 no no 1 Constant Frequency Current Mode E,I,H -3.3/-5 Fixed Output Versions 2.1 - - LTspice File,LTpowerCAD Model DC1471A yes no 2009-12-07 $2.55 (LT3990EDD) Extended Temperature (H & MP) Switching Regulators,High Input Voltage Buck,Internal Power Switch Buck,Micropower Buck Regulators 9mm² (3x3 DFN-10),19.8mm² (MS-16E) 0.75mm (3x3 DFN-10),1.1mm (MS-16E) Matte Tin no yes
LT3988 2 4.1 60 1 1.32 Buck yes MS-16E no Resistor Set Frequency, External Synchronization, Anti-Phase Switching, Tracking 0.75 59.4 0.99Vin 80 250kHz - 2.5MHz 250kHz - 2.5MHz 2500 1.6 0.1 no no 1 Constant Frequency Current Mode E,I,H Dual 1A Buck, 80V OVP, Integrated Boost Diodes 2 Buck Buck - 0.75 1.32 1 LTspice File DC1677A no no 2012-04-02 $3.65 (LT3988EMSE) Extended Temperature (H & MP) Switching Regulators,High Input Voltage Buck,Internal Power Switch Buck,Multiple Output Buck 19.8mm² (MS-16E) 1.1mm (MS-16E) Matte Tin no yes
LT3995 1 4.3 60 3 6.3 Buck yes MS-16E no Burst Mode, External Synchronization, Resistor Set Frequency, Power Good 1.197 55.8 .93Vin 200kHz - 2MHz 250kHz - 2MHz 2000 0.0016 0.7 no no 1 Constant Frequency Current Mode E,I,H Ultralow 3.4μA IQ, Low Ripple Burst Mode 2 - - LTspice File,LTpowerCAD Model DC1832A no no 2013-05-06 $3.55 (LT3995EMSE) Extended Temperature (H & MP) Switching Regulators,High Input Voltage Buck,Internal Power Switch Buck,Micropower Buck Regulators 19.8mm² (MS-16E) 1.1mm (MS-16E) Matte Tin no yes
LT4430 1 3 20 2.3 Optocoupler Driver no SOT-23 no - 1.9 no no - E,I,H,MP Secondary-Side Optocoupler Driver - - LTspice Model DC968A-A,DC968A-B,DC968A-C,DC968A-D no no 2004-09-16 $1.81 (LT4430ES6) Extended Temperature (H & MP) Switching Regulators 8.1mm² (SOT-23) 1mm (SOT-23) Lead,Matte Tin no yes
LTC3876 3 4.5 38 20 25 Buck no 5x7 QFN-38,TSSOP-38 yes DDR Mode, Resistor Set Frequency, External Synchronization, Tracking, DCR Current Sense, Power Good 1 2.5 2.5V 200kHz - 2MHz 200kHz - 2MHz 2000 5 20 no Rsense, DCR no 1 Controlled On-Time Valley Current Mode E,I Dual DC/DC Controller for DDR, Differential VDDQ Sense & +/-50mA VTT Reference Buck Buck LDO 0.5 1.25 0.5 1.25 25 20 0.050 LTspice Model DC1631A yes no 2011-11-28 $2.94 (LTC3876EUHF) DDR Memory/Bus Termination 35mm² (5x7 QFN-38),62.7mm² (TSSOP-38) 0.75mm (5x7 QFN-38),1.2mm (TSSOP-38) Matte Tin no yes
LTC3775 1 4.5 38 25 25 Buck no 3x3 QFN-16,MS-16E yes External Synchronization 0.6 30.4 .8Vin 250kHz - 1MHz 1000 3.5 14 no Rsense, None no 1 Constant Frequency Voltage Mode E,I Voltage Mode DC/DC Controller 0.75 - LTspice File DC1290A-A,DC1290A-B no no 2009-10-21 $1.79 (LTC3775EMSE) External Power Switch Buck Controllers 9mm² (3x3 QFN-16),19.8mm² (MS-16E) 0.75mm (3x3 QFN-16),1.1mm (MS-16E) Matte Tin no yes
LT8301 1 2.7 42 1.375 Flyback yes SOT-23 no Burst Mode, Boundary Mode Operation, No Opto Isolator 65 0.35 0.8 no no 1 - E,I,H,MP 42VIN Micropower No-Opto Isolated Flyback Converter with 65V/1.2A Switch Flyback LTspice File DC2138B yes no 2014-02-24 $2.76 (LT8301ES5) Extended Temperature (H & MP) Switching Regulators,Flyback, Forward and Isolated Controllers 8.1mm² (SOT-23) 1mm (SOT-23) Lead,Matte Tin no yes
LT8300 1 6 100 0.26 Flyback yes SOT-23 no Burst Mode, No Opto Isolator, Boundary Mode Operation 150 150V 150 0.330 70 no 1 - E,I,H,MP 100Vin Micropower No-Opto Isolated Flyback Converter with 150V/260mA Switch - - LTspice File DC1825A yes no 2012-08-14 $3.01 (LT8300ES5) Extended Temperature (H & MP) Switching Regulators,Flyback, Forward and Isolated Controllers 8.1mm² (SOT-23) 1mm (SOT-23) Matte Tin no yes
LT3980 1 3.6 58 2 4 Buck yes 4x3 DFN-14,MS-16E no Burst Mode, External Synchronization, Power Good 0.79 57.42 0.99Vin 80 250kHz - 2MHz 2000 0.035 .01 no no 1 Constant Frequency Current Mode E,I,H 80V Transient and Short-Circuit Protection, Low Ripple Burst Mode - - LTspice File,LTpowerCAD Model DC1476A no no 2009-09-16 $3.55 (LT3980EDE) High Input Voltage Buck,Internal Power Switch Buck,Micropower Buck Regulators 12mm² (4x3 DFN-14),19.8mm² (MS-16E) 0.75mm (4x3 DFN-14),1.1mm (MS-16E) Matte Tin,Lead no yes
LT3976 1 4.3 40 5 10 Buck yes 3x5 QFN-24,MS-16E no Burst Mode, Resistor Set Frequency, External Synchronization, Power Good 1.197 38.8 0.97Vin 40 200kHz - 2MHz 250kHz - 2MHz 2000 0.0016 0.7 no no 1 Constant Frequency Current Mode E,I,H Low Ripple Burst Mode - - LTspice File,LTpowerCAD Model DC1848A no no 2012-07-13 $3.75 (LT3976EMSE) Extended Temperature (H & MP) Switching Regulators,High Input Voltage Buck,Internal Power Switch Buck,Micropower Buck Regulators 15mm² (3x5 QFN-24),19.8mm² (MS-16E) 0.75mm (3x5 QFN-24),1.1mm (MS-16E) Lead,Matte Tin no yes
LT3971-3.3 1 4.3 38 1.2 2.4 Buck yes 3x3 DFN-10,MS-10E no Burst Mode, Resistor Set Frequency, External Synchronization, Fixed Output 3.3 3.3 3.3V 200kHz - 2MHz 250kHz - 2MHz 2000 0.0017 0.7 no no 1 Constant Frequency Current Mode E,I 2.5μA IQ, Integrated Boost & Catch Diodes, 3.3V Fixed Output 2.1 - - LTspice File,LTpowerCAD Model DC1527A no no 2009-11-04 $2.75 (LT3971EDD-3.3) High Input Voltage Buck,Internal Power Switch Buck,Micropower Buck Regulators 9mm² (3x3 DFN-10),14.7mm² (MS-10E) 0.75mm (3x3 DFN-10),1.1mm (MS-10E) Matte Tin no yes
LT3971 1 4.3 38 1.2 2.4 Buck yes 3x3 DFN-10,MS-10E,MS-16E no Burst Mode, Resistor Set Frequency, External Synchronization 1.19 30 30V 200kHz - 2MHz 250kHz - 2MHz 2000 0.0017 0.7 no no 1 Constant Frequency Current Mode E,I 2.5μA IQ, Integrated Boost & Catch Diodes 2.1 - - LTspice File,LTpowerCAD Model DC1527A no no 2009-11-04 $2.75 (LT3971EDD) High Input Voltage Buck,Internal Power Switch Buck,Micropower Buck Regulators 9mm² (3x3 DFN-10),14.7mm² (MS-10E),19.8mm² (MS-16E) 0.75mm (3x3 DFN-10),1.1mm (MS-16E),1.1mm (MS-10E) Matte Tin no yes
LT3970 1 4.2 40 0.35 0.7 Buck yes 3x2 DFN-10,MS-10 no Burst Mode, Resistor Set Frequency, Power Good 1.21 25 25V 200kHz - 2.2MHz 2200 0.0017 0.7 no no 1 Constant Frequency Current Mode E,I,H 2.5μA IQ, Integrated Boost & Catch Diodes, -3.3/-3.42/-5 Fixed Vout 2 - - LTspice File,LTpowerCAD Model DC1566A no no 2009-08-26 $2.35 (LT3970EDDB-3.3) Extended Temperature (H & MP) Switching Regulators,High Input Voltage Buck,Internal Power Switch Buck,Micropower Buck Regulators 6mm² (3x2 DFN-10),14.7mm² (MS-10) 0.75mm (3x2 DFN-10),1.1mm (MS-10) Matte Tin no yes
LT3959 1 1.6 40 7 Boost, Sepic, Inverting yes 5x6 QFN-36,TSSOP-38 no Resistor Set Frequency, External Synchronization, Power Good 1.6 40 40V 40 100kHz - 1MHz 100kHz - 1MHz 1000 0.35 0.1 no no 1 Constant Frequency Current Mode E,I Wide Input Voltage Range Boost/SEPIC/Inverting Converter with 6A, 40V Switch 2.5 - - LTspice File,LTpowerCAD Model DC1853A no no 2012-07-16 $3.05 (LT3959EUHE) Internal Power Switch Boost,Inverting Regulators,SEPIC Regulators 30mm² (5x6 QFN-36),62.7mm² (TSSOP-38) 0.75mm (5x6 QFN-36),1.2mm (TSSOP-38) Matte Tin no yes
LT3971-5 1 4.3 38 1.2 2.4 Buck yes 3x3 DFN-10,MS-10E no Burst Mode, Resistor Set Frequency, External Synchronization, Fixed Output 5 5 5V 200kHz - 2MHz 250kHz - 2MHz 2000 0.0017 0.7 no no 1 Constant Frequency Current Mode E,I 2.5μA IQ, Integrated Boost & Catch Diodes, 5V Fixed Output 2.1 - - LTspice File,LTpowerCAD Model DC1527A no no 2009-11-04 $2.75 (LT3971EDD-5) High Input Voltage Buck,Internal Power Switch Buck,Micropower Buck Regulators 9mm² (3x3 DFN-10),14.7mm² (MS-10E) 0.75mm (3x3 DFN-10),1.1mm (MS-10E) Matte Tin no yes
LT3971A 1 4.3 38 1.3 2.5 Buck yes MS-10E no Burst Mode, Resistor Set Frequency, External Synchronization, Power Good 1.19 30 30V 200kHz - 2MHz 250kHz - 2MHz 2000 0.0017 0.7 no no 1 Constant Frequency Current Mode I LT3791A Offers More Accurate Vref 2.1 - - LTspice File,LTpowerCAD Model - no no 2012-02-21 $3.35 (LT3971AIMSE) High Input Voltage Buck,Internal Power Switch Buck,Micropower Buck Regulators 14.7mm² (MS-10E) 1.1mm (MS-10E) Matte Tin no yes
LT3975 1 4 42 2.5 5.4 Buck yes MS-16E no Burst Mode, Resistor Set Frequency, External Synchronization, Power Good 1.197 40.74 0.97Vin 42 200kHz - 2MHz 250kHz - 2MHz 2000 0.0016 0.7 no no 1 Constant Frequency Current Mode E,I,H Low Ripple Burst Mode - - LTspice File,LTpowerCAD Model DC1736A no no 2012-07-13 $3.10 (LT3975EMSE) Extended Temperature (H & MP) Switching Regulators,High Input Voltage Buck,Internal Power Switch Buck,Micropower Buck Regulators 19.8mm² (MS-16E) 1.1mm (MS-16E) Matte Tin no yes
LT3973 1 4.2 42 0.75 1.65 Buck yes 3x3 DFN-10,MS-10E no Burst Mode, Resistor Set Frequency, Power Good 1.21 24 0.97Vin 200kHz to 2.2MHz 2200 0.0025 12 no no 1 Constant Frequency Current Mode E,I,H Integrated Catch & Boost Diodes 2 - - LTspice File,LTpowerCAD Model DC1730A no no 2011-10-12 $2.75 (LT3973EDD-3.3) Extended Temperature (H & MP) Switching Regulators,High Input Voltage Buck,Internal Power Switch Buck,Micropower Buck Regulators 9mm² (3x3 DFN-10),14.7mm² (MS-10E) 0.75mm (3x3 DFN-10),1.1mm (MS-10E) Matte Tin no yes
LT3972 1 3.6 33 3.5 5.4 Buck yes 3x3 DFN-10,MS-10E no Burst Mode, Resistor Set Frequency, External Synchronization, Power Good 0.79 30 30V 62 250kHz - 2.4MHz 250kHz - 2MHz 2400 0.03 1 no no 1 Constant Frequency Current Mode E,I,H Transient Protection to 62V, Low Ripple Burst Mode Operation - - LTspice File,LTpowerCAD Model DC1458A no no 2008-09-18 $4.25 (LT3972EDD) Extended Temperature (H & MP) Switching Regulators,High Input Voltage Buck,Internal Power Switch Buck,Micropower Buck Regulators 9mm² (3x3 DFN-10),14.7mm² (MS-10E) 0.75mm (3x3 DFN-10),1.1mm (MS-10E) Matte Tin no yes
LT3971A-5 1 4.3 38 1.3 2.5 Buck yes MS-10E no Burst Mode, Resistor Set Frequency, External Synchronization, Power Good 5 5 5V 200kHz - 2MHz 250kHz - 2MHz 2000 0.0017 0.7 no no 1 Constant Frequency Current Mode I LT3791A-5 Offers More Accurate Vref, Fixed 5Vout 2.1 - - LTspice File,LTpowerCAD Model - no no 2012-02-21 $3.35 (LT3971AIMSE-5) High Input Voltage Buck,Internal Power Switch Buck,Micropower Buck Regulators 14.7mm² (MS-10E) 1.1mm (MS-10E) Matte Tin no yes
LTC3875 (single output) 1 4.5 38 60 60 Buck no 6x6 QFN-40 yes Resistor Set Frequency, External Synchronization, Differential Remote Sense, Sub-Milliohm DCR Current Sense, Tracking, Power Good 0.6 5 3.5V (low DCR) or 5V (without low DCR) 250kHz - 720kHz 250kHz - 720kHz 720 7 40 no Rsense, DCR, Sub-Milliohm DCR yes 2, 3, 4, 6, 12 Constant Frequency Current Mode E,I Dual, 2-Phase, Low Value DCR Sensing and Temp Comp 0.75 Buck 0.6 LTspice File,LTpowerCAD File DC2000A,DC2055A,DC2142A,DC2225A no no 2013-12-20 $3.47 (LTC3875EUJ) External Power Switch Buck Controllers,Multiple Output Buck 36mm² (6x6 QFN-40) 0.75mm (6x6 QFN-40) Matte Tin no yes
LTC3875 (dual output) 2 4.5 38 30 30 Buck no 6x6 QFN-40 yes Resistor Set Frequency, External Synchronization, Differential Remote Sense, Sub-Milliohm DCR Current Sense, Tracking, Power Good 0.6 5 3.5V (low DCR) or 5V (without low DCR) 250kHz - 720kHz 250kHz - 720kHz 720 7 40 no Rsense, DCR, Sub-Milliohm DCR yes 2, 3, 4, 6, 12 Constant Frequency Current Mode E,I Dual, 2-Phase, Low Value DCR Sensing and Temp Comp 0.75 Buck Buck 0.6 30 30 LTspice File,LTpowerCAD File DC2000A,DC2055A,DC2142A,DC2225A no no 2013-12-20 $3.47 (LTC3875EUJ) External Power Switch Buck Controllers,Multiple Output Buck 36mm² (6x6 QFN-40) 0.75mm (6x6 QFN-40) Matte Tin no yes
LTC3780 1 4 36 10 Buck-Boost no 5x5 QFN-32,SSOP-24 yes Burst Mode, Output Disconnect, External Synchronization, PLL 0.8 30 200kHz - 400kHz 300 2.4 55 no no - E,I,MP Buck-boost controller, constant frequency, current mode control with power good - LTspice File,LTpowerCAD File DC1046A,DC686A,DC1155A no no 2005-04-07 $4.65 (LTC3780EG) Extended Temperature (H & MP) Switching Regulators,External Power Switch Buck-Boost 25mm² (5x5 QFN-32),69.7mm² (SSOP-24) 0.75mm (5x5 QFN-32),2mm (SSOP-24) Lead,Matte Tin no yes
LT8582 2 2.5 22 4.3 Boost, Inverting, Sepic yes 7x4 DFN-24 no Resistor Set Frequency, External Synchronization, Output Short Circuit Protection, Anti-Phase Switching, Tracking, Soft Start 42 42V 42 40 Up to 2.5MHz Up to 2.5MHz 2500 2.1 1 no no 1 Constant Frequency Current Mode E,I Dual 3A Boost/Inverting/SEPIC DC/DC Converter with Fault Protection Boost, Inverting, Sepic Boost, Inverting, Sepic - 42 4.3 LTspice File DC1734A yes no 2012-01-12 $3.75 (LT8582EDKD) Internal Power Switch Boost,Inverting Regulators,LCD/CCD/OLED Bias,Multiple Output Boost,Multitopology DC/DC,SEPIC Regulators 28mm² (7x4 DFN-24) 0.75mm (7x4 DFN-24) Matte Tin no yes
LTC3417A 2 2.25 5.5 1.5 2.5 Buck yes 5x3 DFN-16,TSSOP-20 yes Anti-Phase Switching, Resistor Set Frequency, Burst Mode, Power Good, 100% Duty Cycle 0.8 5.5 Vin 600kHz - 4MHz 4000 0.125 0.1 no yes 2 Constant Frequency Current Mode E,I LTC3417A Offers Improved Channel Matching Buck Buck - .8 1.7 1 LTspice Model,LTpowerCAD File - no no 2005-11-10 $3.37 (LTC3417AIDHC-1) Internal Power Switch Buck,Micropower Buck Regulators,Multiple Output Buck 15mm² (5x3 DFN-16),42.2mm² (TSSOP-20) 0.75mm (5x3 DFN-16),1.2mm (TSSOP-20) Lead,Matte Tin no yes
LTC3417A-1 2 2.25 5.5 1.5 2.5 Buck yes 5x3 DFN-16,TSSOP-20 yes Anti-Phase Switching, External Synchronization, Resistor Set Frequency, Power On Reset, 100% Duty Cycle 0.8 5.5 Vin 600kHz to 4MHz 600kHz to 4MHz 4000 0.125 0.01 no yes 2 Constant Frequency Current Mode E,I LTC3417A-1 Offers Power On Reset Buck Buck - .8 1.7 1 LTspice Model,LTpowerCAD Model - no no 2005-11-10 $2.93 (LTC3417AEDHC-1) Internal Power Switch Buck,Multiple Output Buck 15mm² (5x3 DFN-16),42.2mm² (TSSOP-20) 0.75mm (5x3 DFN-16),1.2mm (TSSOP-20) Matte Tin no yes
LT8602 4 3 42 2.5 4 Buck yes 6x6 QFN-40 yes Burst Mode, Resistor Set Frequency, External Synchronization, Power Good, PolyPhase 1 42 250kHz - 2.2MHz 250kHz - 2.2MHz 2200 0.03 0.1 no yes 2 Constant Frequency Current Mode E,I Quad Monolithic Step-Down (2 HV Buck 2.5A/1.5A, 2 LV Buck 1.8A/1.8A) 1.2 Buck Buck Buck Buck 1 42 0.8 5.5 2.3 3.1 1.8 1.8 LTspice File,LTpowerCAD File DC1949A yes yes 2015-07-13 $5.35 (LT8602EUJ) High Input Voltage Buck,Internal Power Switch Buck,Micropower Buck Regulators,Multiple Output Buck 36mm² (6x6 QFN-40) 0.75mm (6x6 QFN-40) Matte Tin no yes
LTC3865-1 2 4.5 38 25 25 Buck no 5x5 QFN-32 yes Pin Selectable Output Voltage, PolyPhase, DCR Current Sense, External Synchronization, Resistor Set Frequency, Tracking, Power Good 0.6 5 5V 250kHz - 770kHz 250kHz - 770kHz 770 3 30 no Rsense, DCR yes 2 Constant Frequency Current Mode E,I Pin Selectable Outputs, LTC3865 Two PGOOD, No Adjustable Current Limit 1 Buck Buck 0.6 25 25 LTspice File DC1479A,DC1480A no no 2010-02-05 $2.65 (LTC3865EUH-1) External Power Switch Buck Controllers,Multiple Output Buck 25mm² (5x5 QFN-32) 0.75mm (5x5 QFN-32) Matte Tin no yes
LT8610 1 3.4 42 2.5 4.8 Buck yes MS-16E yes Burst Mode, Resistor Set Frequency, External Synchronization, Tracking 0.97 40 0.99Vin 42 200kHz - 2.2MHz 200kHz - 2.2MHz 2200 0.0024 1 no no 1 Constant Frequency Current Mode E,I,H 2.5µA Low Ripple Burst Mode Operation, LT8610 50ns Min On-Time 1.24 - - LTspice File,LTpowerCAD File DC1749A,DC1749B yes no 2012-05-18 $3.55 (LT8610EMSE) High Input Voltage Buck,Internal Power Switch Buck,Micropower Buck Regulators 19.8mm² (MS-16E) 1.1mm (MS-16E) Matte Tin,Lead no yes
LT8609 1 3 42 2 3.5 Buck yes MS-10E yes Burst Mode, Resistor Set Frequency, External Synchronization, Spread Spectrum, Tracking, Power Good 0.8 41.5 41.5V 200kHz - 2.2MHz 200kHz - 2.2MHz 2200 0.0025 1 no no 1 Constant Frequency Current Mode E,I,H 42V, 2A Synchronous Step-Down Regulator with 2.5μA Quiescent Current 1.5 Buck LTspice File,LTpowerCAD File DC2195A,DC2195B-A no no 2014-10-24 $2.40 (LT8609BEMSE) Extended Temperature (H & MP) Switching Regulators,High Input Voltage Buck,Internal Power Switch Buck,Micropower Buck Regulators 14.7mm² (MS-10E) 1.1mm (MS-10E) Matte Tin no yes
LT8608 1 3 42 1.5 2.9 Buck yes MS-10E yes Burst Mode, Resistor Set Frequency, External Synchronization, Spread Spectrum, Power Good 0.778 41.5 0.99VIn 200kHz to 2.2MHz 200kHz to 2.2MHz 2200 0.0017 1 no no Constant Frequency Current Mode E,I 42V, 1.5A Step-Down with 2.5μA Quiescent Current, Spread Spectrum 2.5 Buck LTspice File,LTpowerCAD File DC2458A yes yes 2016-04-01 $2.25 (LT8608EMSE) High Input Voltage Buck,Internal Power Switch Buck,Micropower Buck Regulators 14.7mm² (MS-10E) 1.1mm (MS-10E) Matte Tin no yes
LTC3865 2 4.5 38 25 25 Buck no 5x5 QFN-32,TSSOP-38 yes Pin Selectable Output Voltage, PolyPhase, DCR Current Sense, External Synchronization, Resistor Set Frequency, Tracking, Power Good 0.6 5 5V 250kHz - 770kHz 250kHz - 770kHz 770 3 30 no Rsense, DCR yes 2 Constant Frequency Current Mode E,I Pin Selectable Outputs, LTC3865 Adjustable Current Limit 1 Buck Buck 0.6 25 25 LTspice File DC1479A,DC1480A no no 2010-02-05 $2.65 (LTC3865EUH) External Power Switch Buck Controllers,Multiple Output Buck 25mm² (5x5 QFN-32),62.7mm² (TSSOP-38) 0.75mm (5x5 QFN-32),1.2mm (TSSOP-38) Matte Tin no yes
LTC3869 (dual output) 2 4 38 30 30 Buck no 4x4 QFN-28,4x5 QFN-28,SSOP-28 yes PolyPhase, DCR Current Sense, Resistor Set Frequency, External Synchronization, Tracking, Power Good 0.6 12.5 12.5V 250kHz - 780kHz 250kHz - 780kHz 780 3 30 no Rsense, DCR yes 2 Constant Frequency Current Mode E,I Dual, 2-Phase Synchronous Step-Down Controller 0.75 Buck Buck 0.6 30 30 LTspice File,LTpowerCAD File DC1798A-A,DC1798A-B,DC1807A-A,DC1807A-B yes no 2011-02-07 $2.65 (LTC3869EUF) External Power Switch Buck Controllers,Multiple Output Buck 16mm² (4x4 QFN-28),20mm² (4x5 QFN-28),61.9mm² (SSOP-28) 0.75mm (4x5 QFN-28),0.75mm (4x4 QFN-28),1.75mm (SSOP-28) Matte Tin no yes
LTC3869 (single output) 1 4 38 60 60 Buck no 4x4 QFN-28,4x5 QFN-28,SSOP-28 yes PolyPhase, DCR Current Sense, Resistor Set Frequency, External Synchronization, Tracking, Power Good 0.6 12.5 12.5V 250kHz - 780kHz 250kHz - 780kHz 780 3 30 no Rsense, DCR yes 2 Constant Frequency Current Mode E,I Dual, 2-Phase Synchronous Step-Down Controller 0.75 Buck 0.6 LTspice File,LTpowerCAD File DC1798A-A,DC1798A-B,DC1807A-A,DC1807A-B yes no 2011-02-07 $2.65 (LTC3869EUF) External Power Switch Buck Controllers,Multiple Output Buck 16mm² (4x4 QFN-28),20mm² (4x5 QFN-28),61.9mm² (SSOP-28) 0.75mm (4x5 QFN-28),0.75mm (4x4 QFN-28),1.75mm (SSOP-28) Matte Tin no yes
LTC3872-1 1 2.75 9.8 10 Boost, Sepic, Flyback no 3x2 DFN-8,SOT-23 no No Rsense 1.2 60 60V 60 550 0.25 8 no None no 1 Constant Frequency Current Mode E,I,H No RSENSE Current Mode Boost, LTC3872-1 No Frequency Foldback 2.75 Boost, Sepic, Flyback - - - LTspice Model DC989B-B no no 2006-09-12 $1.80 (LTC3872EDDB-1) Extended Temperature (H & MP) Switching Regulators,External Power Switch Boost,SEPIC Regulators 6mm² (3x2 DFN-8),8.1mm² (SOT-23) 0.75mm (3x2 DFN-8),1mm (SOT-23) Lead,Matte Tin no yes
LTC3419 2 2.5 5.5 0.6 1.2 Buck yes 3x3 DFN-8,MS-10 yes Burst Mode, 100% Duty Cycle 0.6 5.5 Vin 2250 0.035 0.1 no no 1 Constant Frequency Current Mode E,I Dual 600mA Buck, LTC3419-1 Fixed 1.575/1.8Vout 2 Buck Buck - 0.6 1.2 0.6 LTspice File,LTpowerCAD Model DC1128A no no 2007-04-26 $1.95 (LTC3419EDD-1) Internal Power Switch Buck,Micropower Buck Regulators,Multiple Output Buck 9mm² (3x3 DFN-8),14.7mm² (MS-10) 0.75mm (3x3 DFN-8),1.1mm (MS-10) Matte Tin no yes
LTC3873-5 1 4 75 10 Boost, Flyback, Sepic no 3x2 DFN-8,SOT-23 no No Rsense 1.2 60 60V 60 200 0.3 55 no None no 1 Constant Frequency Current Mode E,I No RSENSE Boost, LTC3873-5 5V to 75V During Start-Up - LTspice Model - no no 2007-04-05 $1.25 (LTC3873EDDB-5) External Power Switch Boost,Flyback, Forward and Isolated Controllers,SEPIC Regulators 6mm² (3x2 DFN-8),8.1mm² (SOT-23) 0.75mm (3x2 DFN-8),1mm (SOT-23) Matte Tin,Lead no yes
LTC3874 1 4.5 38 25 25 Buck no 4x5 QFN-28 yes Sub-Milliohm DCR Current Sense, External Synchronization, PolyPhase 0.8 5.5 5.5V 250kHz - 1MHz 1000 4.6 1.8 no DCR, Sub-Milliohm DCR yes 2, 3, 4, 6, 12 Constant Frequency Current Mode E,I Slave Controller with Sub-Milliohm DCR Sensing - LTspice File,LTpowerCAD File DC2142A,DC2229A-B,DC2084A yes no 2013-11-27 $2.47 (LTC3874EUFD) Extended Temperature (H & MP) Switching Regulators,External Power Switch Buck Controllers 20mm² (4x5 QFN-28) 0.75mm (4x5 QFN-28) Matte Tin no yes
LTC3872 1 2.75 9.8 10 Boost, Sepic, Flyback no 3x2 DFN-8,SOT-23 no No Rsense 1.2 60 60V 60 750 0.25 8 no None no 1 Constant Frequency Current Mode E,I,H No RSENSE Current Mode Boost, LTC3872 Has Frequency Foldback 2.75 Boost, Sepic, Flyback - - - LTspice File DC989B-A no no 2006-09-12 $1.80 (LTC3872EDDB) Extended Temperature (H & MP) Switching Regulators,External Power Switch Boost,SEPIC Regulators 6mm² (3x2 DFN-8),8.1mm² (SOT-23) 0.75mm (3x2 DFN-8),1mm (SOT-23) Lead,Matte Tin no yes
LTC3871 1 1.2 100 30 30 Buck, Boost no 7x7 LQFP-48 yes Bidirectional, Output Current Monitor, External Synchronization, Resistor Set Frequency, PolyPhase 1.2 100 100 50kHz to 500kHz 60kHz to 460kHz 500 8 140 no Rsense, DCR yes 12 Constant Frequency Current Mode E,I,H Bidirectional PolyPhase Synchronous Buck or Boost Controller 1 Buck, Boost LTspice Model,LTpowerCAD Model DC2348A-A,DC2348A-B yes yes 2016-09-01 $5.40 (LTC3871ELXE) Extended Temperature (H & MP) Switching Regulators,External Power Switch Boost,External Power Switch Buck Controllers 81mm² (7x7 LQFP-48) 1.6mm (7x7 LQFP-48) Matte Tin no yes
LTC3417A-2 2 2.25 5.5 1.5 2.5 Buck yes 5x3 DFN-16,TSSOP-20 yes Anti-Phase Switching, Burst Mode, External Synchronization, Resistor Set Frequency, Power Good, 100% Duty Cycle 0.8 5.5 Vin 600kHz - 4MHz 600kHz - 4MHz 1500 0.125 0.01 no yes 2 Constant Frequency Current Mode E,I LTC3417A-2 Offers PGOOD Buck Buck - .8 1.7 1 LTspice Model,LTpowerCAD File DC1336A no no 2005-11-10 $2.93 (LTC3417AEDHC-2) Internal Power Switch Buck,Micropower Buck Regulators,Multiple Output Buck 15mm² (5x3 DFN-16),42.2mm² (TSSOP-20) 0.75mm (5x3 DFN-16),1.2mm (TSSOP-20) Matte Tin no yes
LT8410-1 1 2.25 16 0.008 Boost yes 2x2 DFN-8 no Output Disconnect, Integrated Schottky Diode 2.5 40 40 0.0085 0 no no Low Noise Adaptive Power Control E,I Ultralow Power Boost with Output Disconnect, LT8410-1 Offers 8mA Current Limit 2.25 - - LTspice File DC1387A-A,DC1387A-B no no 2008-11-05 $1.75 (LT8410EDC-1) Internal Power Switch Boost,Micropower Boost 4mm² (2x2 DFN-8) 0.75mm (2x2 DFN-8) Matte Tin no yes
LT8410 1 2.25 16 0.025 Boost yes 2x2 DFN-8 no Output Disconnect, Integrated Schottky Diode 2.5 40 40 0.0085 0 no no Low Noise Adaptive Power Control E,I Ultralow Power Boost with Output Disconnect, 25mA Current Limit 2.25 - - LTspice File DC1387A-A,DC1387A-B no no 2008-11-05 $1.75 (LT8410EDC) Internal Power Switch Boost,Micropower Boost 4mm² (2x2 DFN-8) 0.75mm (2x2 DFN-8) Matte Tin no yes
LT3958 1 5 80 4 Boost, Sepic, Inverting, Flyback yes 5x6 QFN-36 no Resistor Set Frequency, External Synchronization 1.6 80 80V 84 100kHz - 1MHz 100kHz - 1MHz 1000 1.6 0.1 no no Constant Frequency Current Mode E,I High Input Voltage, Boost, Flyback, SEPIC and Inverting Converter 5 - - LTspice File,LTpowerCAD Model DC1569A yes no 2010-05-24 $3.05 (LT3958EUHE) Flyback, Forward and Isolated Controllers,Internal Power Switch Boost,Inverting Regulators,SEPIC Regulators 30mm² (5x6 QFN-36) 0.75mm (5x6 QFN-36) Matte Tin no yes
LT3957A 1 3 40 5.9 Boost, Flyback, Sepic, Inverting yes 5x6 QFN-36 no Resistor Set Frequency, External Synchronization 1.6 40 40 100kHz - 1MHz 100kHz - 1MHz 1000 1.7 0.1 no no 1 Constant Frequency Current Mode E,I Multi-topology Converter 5A, 40V Switch, Improved Load Transient Over LT3957 3 - - LTspice File,LTpowerCAD Model - no no 2012-03-28 $2.95 (LT3957AEUHE) Flyback, Forward and Isolated Controllers,Internal Power Switch Boost,Inverting Regulators,SEPIC Regulators 30mm² (5x6 QFN-36) 0.75mm (5x6 QFN-36) Matte Tin no yes
LT3688 2 3.8 36 0.8 1.7 Buck yes 4x4 QFN-24,TSSOP-24 no Burst Mode, Watchdog Timer, Power On Reset, Resistor Set Frequency, External Synchronization 0.8 32.4 0.9Vin 350kHz - 2.2MHz 350kHz - 2.2MHz 2200 0.065 0.01 no no 1 Constant Frequency Current Mode E,I,H Dual 800mA Step-Down, POR & Watchdog, Burst Mode 2 Buck Buck - 0.8 1.7 0.8 LTspice File DC1439A no no 2011-01-25 $3.60 (LT3688EUF) Extended Temperature (H & MP) Switching Regulators,Internal Power Switch Buck,Micropower Buck Regulators,Multiple Output Buck 16mm² (4x4 QFN-24),50.6mm² (TSSOP-24) 0.75mm (4x4 QFN-24),1.2mm (TSSOP-24) Matte Tin no yes
LT3686A 1 3.6 37 1.2 2.3 Buck yes 3x3 DFN-10,MS-12E no Resistor Set Frequency, External Synchronization, Tracking 0.8 37 Vin 60 300kHz - 2.5MHz 300kHz - 2.5MHz 2500 1.1 0.1 no no 1 Constant Frequency Current Mode E,I,H LT3686A Version Has 60V OVP and External Sync Option 1.875 - - LTspice File,LTpowerCAD Model DC1647A no no 2010-08-16 $2.50 (LT3686AEDD) Extended Temperature (H & MP) Switching Regulators,High Input Voltage Buck,Internal Power Switch Buck 9mm² (3x3 DFN-10),19.8mm² (MS-12E) 0.75mm (3x3 DFN-10),1.1mm (MS-12E) Matte Tin no yes
LT3686 1 3.6 37 1.2 2.3 Buck yes 3x3 DFN-10 no Resistor Set Frequency 0.8 30 0.9Vin 55 300kHz - 2.5MHz 2500 1.1 0.1 no no 1 Constant Frequency Current Mode E,I,H 55V Overvoltage Protection 1.875 - - LTspice File,LTpowerCAD Model DC1323A no no 2009-11-13 $2.50 (LT3686EDD) Extended Temperature (H & MP) Switching Regulators,High Input Voltage Buck,Internal Power Switch Buck 9mm² (3x3 DFN-10) 0.75mm (3x3 DFN-10) Matte Tin no yes
LT3685 1 3.6 36 2 3.7 Buck yes 3x3 DFN-10,MS-10E no Resistor Set Frequency, External Synchronization, Power Good 0.79 20 20V 60 200kHz - 2.4MHz 250kHz - 2MHz 2400 0.45 1.3 no no 1 Constant Frequency Current Mode E,I 60V Transient Protection 1.9 - - LTspice File,LTpowerCAD Model DC1167A,DC1212A-B no no 2007-06-14 $3.05 (LT3685EDD) High Input Voltage Buck,Internal Power Switch Buck 9mm² (3x3 DFN-10),14.7mm² (MS-10E) 0.75mm (3x3 DFN-10),1.1mm (MS-10E) Matte Tin no yes
LT3689 1 3.4 38 0.7 1.55 Buck yes 3x3 QFN-16,MS-16E no Burst Mode, Resistor Set Frequency, External Synchronization, Watchdog Timer 0.8 34.2 0.9Vin 60 350kHz - 2.2MHz 350kHz - 2.2MHz 2200 0.05 0.01 no no 1 Constant Frequency Current Mode E,I,H POR and Watchdog Timer 1.5 - - LTspice File DC1312A no no 2009-07-28 $3.20 (LT3689EUD) Extended Temperature (H & MP) Switching Regulators,High Input Voltage Buck,Internal Power Switch Buck,Micropower Buck Regulators 9mm² (3x3 QFN-16),19.8mm² (MS-16E) 0.75mm (3x3 QFN-16),1.1mm (MS-16E) Matte Tin no yes
LT3689-5 1 3.4 38 0.7 1.55 Buck yes 3x3 QFN-16,MS-16E no Burst Mode, Resistor Set Frequency, External Synchronization, Watchdog Timer 5 5 5V 60 350kHz - 2.2MHz 350kHz - 2.2MHz 2200 0.05 0.01 no no 1 Constant Frequency Current Mode E,I,H POR and Watchdog Timer, 5V Fixed Output 2 - - LTspice File DC1312A no no 2009-07-28 $3.20 (LT3689EUD-5) Extended Temperature (H & MP) Switching Regulators,High Input Voltage Buck,Internal Power Switch Buck,Micropower Buck Regulators 9mm² (3x3 QFN-16),19.8mm² (MS-16E) 0.75mm (3x3 QFN-16),1.1mm (MS-16E) Matte Tin no yes
LT3694 3 4 36 2.6 4.9 Buck, LDO yes 4x5 QFN-28,TSSOP-20 no LDO, Tracking, Resistor Set Frequency, External Synchronization 0.75 16 16V 70 250kHz - 2.5MHz 250kHz - 2.5MHz 2500 1 0.1 no no 1 Constant Frequency Current Mode E,I 36V, 2.6A Monolithic Buck Regulator with Dual LDO 2 Buck LDO LDO 0.75 16 0.75 16 1 1 LTspice File,LTpowerCAD Model DC1541A-A yes no 2010-10-29 $3.85 (LT3694EUFD-1) Buck Regulator Plus LDO,High Input Voltage Buck,Internal Power Switch Buck,Multitopology DC/DC 20mm² (4x5 QFN-28),42.2mm² (TSSOP-20) 0.75mm (4x5 QFN-28),1.2mm (TSSOP-20) Matte Tin no yes
LT3693 1 3.6 36 3.5 5.4 Buck yes 3x3 DFN-10,MS-10E no Resistor Set Frequency, External Synchronization, Power Good 0.79 34.92 0.97Vin 200kHz - 2.4MHz 250kHz - 2MHz 2400 1.3 0.1 no no 1 Constant Frequency Current Mode E,I - - LTspice File,LTpowerCAD Model DC1272A no no 2007-09-18 $3.85 (LT3693EDD) Internal Power Switch Buck 9mm² (3x3 DFN-10),14.7mm² (MS-10E) 0.75mm (3x3 DFN-10),1.1mm (MS-10E) Matte Tin no yes
LT3692A 2 3 36 3.5 4.6 Buck yes 5x5 QFN-32,TSSOP-38 no Resistor Set Frequency, External Synchronization, Anti-Phase Switching, Tracking, Power Good 0.8 34.2 0.9Vin 60 250kHz - 2.25MHz 250kHz - 2.25MHz 2250 4 6 no yes 2 Constant Frequency Current Mode E,I,H LT3692A Offers Lower tON(MIN), Prog. UVLO, TSSOP-38E Package Buck Buck - 0.8 4.6 3.5 LTspice File,LTpowerCAD Model DC1403A no no 2011-07-15 $4.25 (LT3692AEUH) Extended Temperature (H & MP) Switching Regulators,High Input Voltage Buck,Internal Power Switch Buck,Multiple Output Buck 25mm² (5x5 QFN-32),62.7mm² (TSSOP-38) 0.75mm (5x5 QFN-32),1.2mm (TSSOP-38) Matte Tin no yes
LT3690 1 3.9 36 4 6.6 Buck yes 4x6 QFN-26 yes Burst Mode, Resistor Set Frequency, External Synchronization, Tracking, Power Good 0.8 20 20V 60 170kHz to 1.5MHz 170kHz to 1.5MHz 1500 0.07 0.1 no no 1 Constant Frequency Current Mode E,I,H,MP 70uA Quiescent Current, Low Ripple Burst Mode - - LTspice File,LTpowerCAD Model DC1520A yes no 2011-02-03 $4.95 (LT3690EUFE) Extended Temperature (H & MP) Switching Regulators,High Input Voltage Buck,Internal Power Switch Buck,Micropower Buck Regulators 24mm² (4x6 QFN-26) 0.75mm (4x6 QFN-26) Matte Tin no yes
LT3684 1 3.6 36 2 3.6 Buck yes 3x3 DFN-10,MS-10E no Power Good, Resistor Set Frequency 1.265 20 20V 300kHz - 2.8MHz 2800 1.2 0.01 no no 1 Constant Frequency Current Mode E,I - - LTspice File,LTpowerCAD Model DC1188A no no 2007-03-19 $2.95 (LT3684EDD) Internal Power Switch Buck 9mm² (3x3 DFN-10),14.7mm² (MS-10E) 0.75mm (3x3 DFN-10),1.1mm (MS-10E) Matte Tin no yes
LT3682 1 3.6 36 1 1.7 Buck yes 3x3 DFN-12 no Burst Mode, Resistor Set Frequency, External Synchronization, Power Good 0.8 20 20V 60 250kHz - 2.2MHz 300kHz - 2.2MHz 2200 0.075 0.01 no no 1 Constant Frequency Current Mode E,I 60V Transient Protection, Low Ripple Burst Mode 2 - - LTspice File,LTpowerCAD Model DC1222A no no 2008-12-15 $2.95 (LT3682EDD) Internal Power Switch Buck,Micropower Buck Regulators 9mm² (3x3 DFN-12) 0.75mm (3x3 DFN-12) Matte Tin no yes
LT3641 2 4 42 1.3 2.8 Buck yes 4x5 QFN-28,TSSOP-28 yes Resistor Set Frequency, External Synchronization, Power On Reset, Watchdog Timer, Tracking, Power Good, Soft Start 1.265 40.97 0.97Vin 55 350kHz - 2.5MHz 350kHz - 2.5MHz 2500 0.275 0.1 no no 1 Constant Frequency Current Mode E,I,H Dual High (42V) and Low (5.5V) Vin Buck, POR & Watchdog 2 Buck Buck - 0.6 1.7 1.1 LTspice File DC1727A no no 2011-07-26 $3.65 (LT3641EUFD) Extended Temperature (H & MP) Switching Regulators,High Input Voltage Buck,Internal Power Switch Buck,Multiple Output Buck 20mm² (4x5 QFN-28),62.7mm² (TSSOP-28) 0.75mm (4x5 QFN-28),1.2mm (TSSOP-28) Matte Tin no yes
LT3640 2 4 35 1.3 2.8 Buck yes 4x5 QFN-28,TSSOP-28 yes Power On Reset, Burst Mode, Watchdog Timer, Resistor Set Frequency, External Synchronization, Power Good 1.265 33.97 0.97Vin 55 350kHz - 2.5MHz 350kHz - 2.5MHz 2500 0.275 0.1 no no 1 Constant Frequency Current Mode E,I Dual High (35V) and Low (5.5V) Vin Buck, POR & Watchdog 2 Buck Buck - 0.6 1.1 1 LTspice File DC1359A no no 2010-01-19 $3.50 (LT3640EUFD) High Input Voltage Buck,Internal Power Switch Buck,Multiple Output Buck 20mm² (4x5 QFN-28),62.7mm² (TSSOP-28) 0.75mm (4x5 QFN-28),1.2mm (TSSOP-28) Matte Tin no yes
LTC3891 1 4 60 15 15 Buck no 3x4 QFN-20,TSSOP-20 yes DCR Current Sense, Resistor Set Frequency, External Synchronization, Burst Mode, Power Good 0.8 24 24V 50kHz - 900kHz 75kHz - 750kHz 900 0.05 14 no Rsense, DCR no 1 Constant Frequency Current Mode E,I,H,MP 50μA IQ, 60V Synchronous Step-Down Controller 1 - LTspice File,LTpowerCAD File DC1940A,DC1695B no no 2010-10-15 $3.47 (LTC3891EUDC) Extended Temperature (H & MP) Switching Regulators,External Power Switch Buck Controllers,High Input Voltage Buck,Micropower Buck Regulators 12mm² (3x4 QFN-20),42.2mm² (TSSOP-20) 0.75mm (3x4 QFN-20),1.2mm (TSSOP-20) Matte Tin no yes
LTC3892 (dual output) 2 4.5 60 15 15 Buck no 5x5 QFN-32 yes Burst Mode, PolyPhase, Resistor Set Frequency, External Synchronization, Tracking, Power Good 0.8 59.4 0.99Vin 50kHz - 900kHz 75kHz - 850kHz 900 0.034 3.6 no Rsense, DCR yes 2 Constant Frequency Current Mode E,I,H,MP 60V Low IQ, Dual, 2-Phase Synch Buck Controller, PGOOD, Select ILIM 1.5 Buck Buck 0.8 59.4 15 15 LTspice File,LTpowerCAD Model DC1998A,DC2190A-A,DC2190A-B,DC2493A no yes 2015-04-01 $4.94 (LTC3892EUH) Extended Temperature (H & MP) Switching Regulators,External Power Switch Buck Controllers,High Input Voltage Buck,Micropower Buck Regulators,Multiple Output Buck 25mm² (5x5 QFN-32) 0.75mm (5x5 QFN-32) Matte Tin no yes
LT3645 2 3.6 36 0.5 1 Buck, LDO yes 3x3 QFN-16,MS-12E no Overvoltage Protection, LDO, Power Good 0.8 16 16V 55 750 1.4 0.01 no no 1 Constant Frequency Current Mode E,I,H 36V 500mA Step-Down Regulator and 200mA LDO Buck LDO - 0.8 0.2 LTspice File,LTpowerCAD Model DC1428A no no 2011-05-02 $2.25 (LT3645EUD) Buck Regulator Plus LDO,Extended Temperature (H & MP) Switching Regulators,High Input Voltage Buck,Multitopology DC/DC 9mm² (3x3 QFN-16),19.8mm² (MS-12E) 0.75mm (3x3 QFN-16),1.1mm (MS-12E) Matte Tin no yes
LT3653 1 7.5 30 1.2 2 Buck yes 2x3 DFN-8 no Programmable Output Current Limit 5 6 6V 60 1500 2.8 no no 1 Constant Frequency Current Mode E,I Battery Charger Pre-Regulator with Adjustable Current Limit - - - DC1325A no no 2008-07-29 $2.50 (LT3653EDCB) Internal Power Switch Buck 6mm² (2x3 DFN-8) 0.75mm (2x3 DFN-8) Matte Tin no yes
LTC3890-1 2 4 60 15 15 Buck no SSOP-28 yes Burst Mode, DCR Current Sense, Resistor Set Frequency, External Synchronization, Power Good, Tracking, PolyPhase 0.8 24 24V 50kHz - 900kHz 75kHz - 850kHz 900 0.06 14 no Rsense, DCR yes 2 Constant Frequency Current Mode E,I,H,MP LTC3890-1 No Multi-Phase, Current Limit Foldback, Forced Continuous 1 Buck Buck 0.8 15 15 LTspice File,LTpowerCAD File DC1244A,DC2299A-B no no 2010-02-25 $4.47 (LTC3890EGN-1) Extended Temperature (H & MP) Switching Regulators,External Power Switch Buck Controllers,High Input Voltage Buck,Micropower Buck Regulators,Multiple Output Buck 61.9mm² (SSOP-28) 1.75mm (SSOP-28) Matte Tin no yes
LT3680 1 3.6 36 3.5 5.4 Buck yes 3x3 DFN-10,MS-10E no Burst Mode, Resistor Set Frequency, External Synchronization, Power Good 0.79 30 30V 200kHz - 2.4MHz 250kHz - 2MHz 2400 0.03 1 no no 1 Constant Frequency Current Mode E,I,H 36V Operation and IQ=75µA - - LTspice File,LTpowerCAD Model DC1149A no no 2007-07-31 $4.15 (LT3680EDD) Extended Temperature (H & MP) Switching Regulators,Internal Power Switch Buck,Micropower Buck Regulators 9mm² (3x3 DFN-10),14.7mm² (MS-10E) 0.75mm (3x3 DFN-10),1.1mm (MS-10E) Matte Tin no yes
LTC3890-3 2 4 60 15 15 Buck no SSOP-28 yes DCR Current Sense, Burst Mode, Resistor Set Frequency, External Synchronization, Tracking, Power Good 0.8 24 24V 50kHz - 900kHz 75kHz - 850kHz 900 0.050 14 no Rsense, DCR yes 2 Constant Frequency Current Mode E,I,H,MP LTC3890-3 Pulse Skipping, Can Make Boost/SEPIC 1.5 Buck Buck 0.8 15 15 LTspice File,LTpowerCAD Model DC2299A-A no no 2013-01-23 $4.47 (LTC3890EGN-3) Extended Temperature (H & MP) Switching Regulators,External Power Switch Buck Controllers,High Input Voltage Buck,Micropower Buck Regulators,Multiple Output Buck 61.9mm² (SSOP-28) 1.75mm (SSOP-28) Matte Tin no yes
LT3663 1 7 36 1.2 2 Buck yes 2x3 DFN-8,MS-8 no Programmable Output Current Limit 0.8 5.5 5.5V 1500 2.4 0.01 no no 1 Constant Frequency Current Mode E,I,H LT3663 1.5MHz, LT3663-X Fixed 5V/3.3Vout and 1MHz 2 - - LTspice File DC1419A,DC1570A-A,DC1570A-B no no 2009-07-20 $2.50 (LT3663EDCB-3.3) Extended Temperature (H & MP) Switching Regulators,Internal Power Switch Buck 6mm² (2x3 DFN-8),14.7mm² (MS-8) 0.75mm (2x3 DFN-8),1.1mm (MS-8) Matte Tin no yes
LT3695 1 3.6 36 1 1.6 Buck yes MS-16E no Burst Mode, Resistor Set Frequency, External Synchronization, Power Good 0.8 20 20V 60 250kHz - 2.2MHz 300kHz - 2.2MHz 2200 0.075 0.01 no no 1 Constant Frequency Current Mode E,I,H 60V Transient Protection 1.875 - - LTspice File DC1519A,DC1578A-A,DC1578A-B no no 2009-07-30 $3.25 (LT3695EMSE-3.3) Extended Temperature (H & MP) Switching Regulators,High Input Voltage Buck,Internal Power Switch Buck,Micropower Buck Regulators 19.8mm² (MS-16E) 1.1mm (MS-16E) Matte Tin no yes
LTC3890 2 4 60 15 15 Buck no 5x5 QFN-32 yes Burst Mode, DCR Current Sense, Resistor Set Frequency, External Synchronization, Tracking, Power Good, PolyPhase 0.8 24 24V 50kHz - 900kHz 75kHz - 850kHz 900 0.06 14 no Rsense, DCR yes 2 Constant Frequency Current Mode E,I,H,MP LTC3890 Adj. Current Limit, Multi-Phase, Current Limit Foldback 1 Buck Buck 0.8 15 15 LTspice File,LTpowerCAD File DC2236A-B yes no 2010-02-25 $4.59 (LTC3890EUH) Extended Temperature (H & MP) Switching Regulators,External Power Switch Buck Controllers,High Input Voltage Buck,Micropower Buck Regulators,Multiple Output Buck 25mm² (5x5 QFN-32) 0.75mm (5x5 QFN-32) Matte Tin no yes
LT3798 1 10 38 25 Flyback no MS-16E no No Opto Isolator, Active PFC 150 1.3 60 no 1 - E,I,H,MP Isolated No Opto-Coupler Flyback Controller with Active PFC - - LTspice File DC1817B yes no 2011-12-01 $2.25 (LT3798EMSE) Extended Temperature (H & MP) Switching Regulators,Flyback, Forward and Isolated Controllers,Offline Controllers/PFC 19.8mm² (MS-16E) 1.1mm (MS-16E) Matte Tin no yes
LT3796 1 6 100 10 25 Buck, Boost, Buck-Boost, Sepic, LED Driver no TSSOP-28 no Output Current Regulation, True Color PWM Dimming, Resistor Set Frequency, External Synchronization 100 100V 1000 2.5 1 no Constant Frequency Current Mode E,I,H 100V Constant-Current and Constant-Voltage Controller with Dual Current Sense - - LTspice File DC1706A no no 2012-04-03 $3.45 (LT3796EFE-1) Buck-Boost LED Drivers,Extended Temperature (H & MP) LED Drivers,Extended Temperature (H & MP) Switching Regulators,Multitopology LED Driver,Step-Down (Buck) LED Drivers,Step-Up (Boost) LED Drivers,Supercapacitor Chargers,Switching Battery Chargers 62.7mm² (TSSOP-28) 1.2mm (TSSOP-28) Matte Tin no yes
LTC3880 (single output) 1 4.5 24 60 60 Buck no 6x6 QFN-40 yes Burst Mode, Differential Remote Sense, PolyPhase, PMBus, I2C Control, EEPROM, ADC, DCR Current Sense, Sequencing, Margining, Tracking, External Synchronization 0.5 5.5 5.5V 250kHz - 1MHz 250kHz - 1MHz 1000 20 no Rsense, DCR yes 2, 3, 4, 6 Constant Frequency Current Mode E,I Dual PolyPhase, Power System Management, LTC3880-1 external 5V supply 0.5 Buck LTspice File,LTpowerCAD File,LTpowerPlay ,Linduino File DC1590B-B,DC1590B-A,DC1753A-A,DC1709A,DC1962C,DC2052A,DC1740A-A,DC1740A-B,DC1962C-KIT ,DC2088A,DC2089A-A,DC2089A-B,DC1753B-A,DC1753B-B yes no 2011-01-20 $5.35 (LTC3880EUJ-1) Digital Power System Management,Digitally Programmable Regulators,External Power Switch Buck Controllers,Multiple Output Buck 36mm² (6x6 QFN-40) 0.75mm (6x6 QFN-40) Matte Tin no yes
LT3782A 1 6 40 30 Boost no 4x5 QFN-28,TSSOP-28 yes PolyPhase, Resistor Set Frequency, Soft Start 12 72 12V, 24V, 48V and higher 60 150kHz to 500kHz 500 11 40 no Rsense no E,I 2-Phase Step-Up DC/DC Controller 6 LTspice Model DC770C no no 2005-01-05 $4.41 (LT3782AEUFD) External Power Switch Boost 20mm² (4x5 QFN-28),62.7mm² (TSSOP-28) 0.75mm (4x5 QFN-28),1.2mm (TSSOP-28) Matte Tin,Lead no yes
LT3800 1 4 60 15 20 Buck, Inverting no TSSOP-16 yes Burst Mode 1.231 36 36V 80 200 3 20 no Rsense no 1 Constant Frequency Current Mode E,I High-Voltage Synchronous Current Mode Step-Down 1 - - LTspice File,LTpowerCAD Model DC720A no no 2005-05-10 $3.10 (LT3800EFE) External Power Switch Buck Controllers,High Input Voltage Buck 32.6mm² (TSSOP-16) 1.1mm (TSSOP-16) Lead,Matte Tin no yes
LTC3880 (dual output) 2 4.5 24 30 30 Buck no 6x6 QFN-40 yes Burst Mode, Differential Remote Sense, PolyPhase, PMBus, I2C Control, EEPROM, ADC, DCR Current Sense, Sequencing, Margining, Tracking, External Synchronization 0.5 5.5 5.5V 250kHz - 1MHz 250kHz - 1MHz 1000 20 no Rsense, DCR yes 2, 3, 4, 6 Constant Frequency Current Mode E,I Dual PolyPhase, Power System Management, LTC3880-1 external 5V supply 0.5 Buck Buck 30 30 LTspice File,LTpowerCAD File,LTpowerPlay ,Linduino File DC1590B-B,DC1590B-A,DC1753A-A,DC1709A,DC1962C,DC2052A,DC1740A-A,DC1740A-B,DC1962C-KIT ,DC2088A,DC2089A-A,DC2089A-B,DC1753B-A,DC1753B-B yes no 2011-01-20 $5.35 (LTC3880EUJ-1) Digital Power System Management,Digitally Programmable Regulators,External Power Switch Buck Controllers,Multiple Output Buck 36mm² (6x6 QFN-40) 0.75mm (6x6 QFN-40) Matte Tin no yes
LT3845A 1 4 60 15 15 Buck no TSSOP-16 yes Resistor Set Frequency, External Synchronization, Burst Mode 1.231 36 36V 100kHz - 500kHz 100kHz - 500kHz 500 0.12 20 no Rsense yes 2 Constant Frequency Current Mode E,I,MP LT3845A Offers Improved Performance 1.2 - - LTspice File,LTpowerCAD Model DC1619A no no 2006-12-22 $3.56 (LT3845AEFE) Extended Temperature (H & MP) Switching Regulators,External Power Switch Buck Controllers,High Input Voltage Buck 32.6mm² (TSSOP-16) 1.1mm (TSSOP-16) Matte Tin no yes
LT3844 1 4 60 5 5 Buck, Boost, Inverting, Sepic no TSSOP-16 no Burst Mode, Resistor Set Frequency, External Synchronization 1.231 36 36V 65 100kHz - 500kHz 100kHz - 600kHz 600 0.12 10 no Rsense no 1 Constant Frequency Current Mode E,I Wide Input Voltage Range, Burst Mode 1.3 4 - - LTspice File,LTpowerCAD Model DC974A no no 2006-04-12 $3.10 (LT3844EFE) External Power Switch Boost,External Power Switch Buck Controllers,High Input Voltage Buck,Inverting Regulators,SEPIC Regulators 32.6mm² (TSSOP-16) 1.1mm (TSSOP-16) Lead,Matte Tin no yes
LT3840 1 2.5 60 20 20 Buck, Inverting no 4x6 QFN-38,TSSOP-28 yes Burst Mode, Resistor Set Frequency, External Synchronization, Power Good, Output Current Regulation, Output Current Monitor, Integrated Buck-Boost For Gate Drive 1.25 60 60V 60 50kHz - 1MHz 50kHz - 1MHz 1000 0.02 0.1 no Rsense no 1 Constant Frequency Current Mode E,I,H,MP Integrated Buck-Boost For Gate Drive 1 Buck, Inverting LTspice File DC1909A yes no 2014-02-10 $3.65 (LT3840EUFE) Extended Temperature (H & MP) Switching Regulators,External Power Switch Buck Controllers,High Input Voltage Buck,Micropower Buck Regulators 24mm² (4x6 QFN-38),62.7mm² (TSSOP-28) 0.75mm (4x6 QFN-38),1.2mm (TSSOP-28) Matte Tin no yes
LT3837 1 4.5 20 12 Flyback no TSSOP-16 yes No Opto Isolator, Resistor Set Frequency, External Synchronization 3, 5, 12 and higher 50kHz - 250kHz 50kHz - 250kHz 250 6.4 no no - E,I Isolated No-Opto Synchronous Flyback Controller - - LTspice Model DC1038A-A,DC1038A-B,DC1038A-C,DC950A-B no no 2006-05-04 $3.10 (LT3837EFE) Flyback, Forward and Isolated Controllers 32.6mm² (TSSOP-16) 1.1mm (TSSOP-16) Lead,Matte Tin no yes
LT3759 1 1.6 42 25 Boost, Sepic, Inverting no MS-12E no Resistor Set Frequency, External Synchronization, Power Good 1.6 42 42V 42 100kHz - 1MHz 100kHz - 1MHz 1000 0.35 0.1 no Rsense no 1 Constant Frequency Current Mode E,I,H Wide Input Voltage Range Boost/SEPIC/Inverting Controller 1.6 - - LTspice File,LTpowerCAD Model DC1725A,DC1787A yes no 2011-09-21 $2.35 (LT3759EMSE) Extended Temperature (H & MP) Switching Regulators,External Power Switch Boost,Inverting Regulators,SEPIC Regulators 19.8mm² (MS-12E) 1.1mm (MS-12E) Matte Tin no yes
LT3758A 1 5.5 100 25 Boost, Flyback, Sepic, Inverting no 3x3 DFN-10,MS-10E no Resistor Set Frequency, External Synchronization 1.6 350 Limited by external components 350 100kHz - 1MHz 100kHz - 1MHz 1000 1.6 6 no Rsense no 1 Constant Frequency Current Mode E,I,H,MP Multi-Topology Controller - Improved Load Transient Over LT3758 5.5 - - LTspice File,LTpowerCAD Model DC1412A,DC1342B yes no 2009-07-20 $2.35 (LT3758EDD) Extended Temperature (H & MP) Switching Regulators,External Power Switch Boost,Flyback, Forward and Isolated Controllers,Inverting Regulators,SEPIC Regulators 9mm² (3x3 DFN-10),14.7mm² (MS-10E) 0.75mm (3x3 DFN-10),1.1mm (MS-10E) Matte Tin,Lead no yes
LTC3886 (single output) 1 4.5 60 30 30 Buck no 7x8 QFN-52 yes PMBus, EEPROM, Fault Logging, Supervisor, Sequencing, Margining, Internal Temp Monitor, Voltage Monitor, Current Monitor, PolyPhase, External Synchronization 0.5 13.8 13.8V 100kHz to 750kHz 100kHz to 750kHz 750 26 no Rsense, DCR yes 2, 4, 6 Constant Frequency Current Mode E,I 60V Dual Output Step-Down Controller with Digital Power System Management 0.5 Buck 0.5 13.8 LTpowerCAD Model,Linduino File DC2155A-A,DC2277A,DC2155A-B yes yes 2015-07-20 $6.35 (LTC3886EUKG) Digital Power System Management,Digitally Programmable Regulators,External Power Switch Buck Controllers,High Input Voltage Buck,Multiple Output Buck 56mm² (7x8 QFN-52) 0.75mm (7x8 QFN-52) Matte Tin no yes
LTC3887 (dual output) 2 4.5 24 30 30 Buck no 6x6 QFN-40 yes PMBus, EEPROM, Fault Logging, Supervisor, Sequencing, Margining, Internal Temp Monitor, Voltage Monitor, Current Monitor, PolyPhase, External Synchronization 0.5 5.5 5.5V 250kHz - 1MHz 250kHz - 1MHz 1000 20 no Rsense, DCR yes 2, 4, 6 Constant Frequency Current Mode E,I Dual PolyPhase Step-Down with Digital PSM, /-1 drives external DrMOS 0.5 Buck Buck 0.5 5.5 30 30 LTpowerPlay ,LTspice Model,LTpowerCAD File,Linduino File DC1709A,DC2263A-A,DC2263A-B,DC2454A,DC2394A yes no 2015-03-16 $5.47 (LTC3887EUJ-1) Digital Power System Management,Digitally Programmable Regulators,External Power Switch Buck Controllers,Multiple Output Buck 36mm² (6x6 QFN-40) 0.75mm (6x6 QFN-40) Matte Tin no yes
LTC3887 (single output) 1 4.5 24 60 60 Buck no 6x6 QFN-40 yes PMBus, EEPROM, Fault Logging, Supervisor, Sequencing, Margining, Internal Temp Monitor, Voltage Monitor, Current Monitor, PolyPhase, External Synchronization 0.5 5.5 5.5V 250kHz - 1MHz 250kHz - 1MHz 1000 20 no Rsense, DCR yes 2, 4, 6 Constant Frequency Current Mode E,I Dual PolyPhase Step-Down with Digital PSM, /-1 drives external DrMOS 0.5 Buck 0.5 5.5 LTpowerPlay ,LTspice Model,LTpowerCAD File,Linduino File DC1709A,DC2263A-A,DC2263A-B,DC2454A,DC2394A yes no 2015-03-16 $5.47 (LTC3887EUJ-1) Digital Power System Management,Digitally Programmable Regulators,External Power Switch Buck Controllers,Multiple Output Buck 36mm² (6x6 QFN-40) 0.75mm (6x6 QFN-40) Matte Tin no yes
LT3724 1 4 60 5 5 Buck, Boost, Sepic, Inverting no TSSOP-16 no Burst Mode 1.23 36 36V 100 200 1.7 9 no Rsense no 1 Constant Frequency Current Mode E,I,MP Wide Vin, Burst Mode 1.3 7.5 - - LTspice File,LTpowerCAD Model DC736A no no 2005-04-12 $3.10 (LT3724EFE) Extended Temperature (H & MP) Switching Regulators,External Power Switch Boost,External Power Switch Buck Controllers,High Input Voltage Buck,SEPIC Regulators 32.6mm² (TSSOP-16) 1.1mm (TSSOP-16) Lead,Matte Tin no yes
LT3748 1 5 100 25 Flyback no MS-16 no Boundary Mode Operation, No Opto Isolator 1.3 0 no no - E,I,H,MP 100V Isolated Flyback Controller - - LTspice File DC1557A,DC1860B,DC1961A,DC1694B yes no 2010-07-20 $3.12 (LT3748EMS) Extended Temperature (H & MP) Switching Regulators,Flyback, Forward and Isolated Controllers 19.8mm² (MS-16 ) 1.1mm (MS-16 ) Matte Tin no yes
LTC3886 (dual output) 2 4.5 60 15 15 Buck no 7x8 QFN-52 yes PMBus, EEPROM, Fault Logging, Supervisor, Sequencing, Margining, Internal Temp Monitor, Voltage Monitor, Current Monitor, PolyPhase, External Synchronization 0.5 13.8 13.8V 100kHz to 750kHz 100kHz to 750kHz 750 26 no Rsense, DCR yes 2, 4, 6 Constant Frequency Current Mode E,I 60V Dual Output Step-Down Controller with Digital Power System Management 0.5 Buck Buck 0.5 13.8 15 15 LTpowerCAD Model,Linduino File DC2155A-A,DC2277A,DC2155A-B yes yes 2015-07-20 $6.35 (LTC3886EUKG) Digital Power System Management,Digitally Programmable Regulators,External Power Switch Buck Controllers,High Input Voltage Buck,Multiple Output Buck 56mm² (7x8 QFN-52) 0.75mm (7x8 QFN-52) Matte Tin no yes
LT3757A 1 2.9 40 25 Boost, Flyback, Sepic, Inverting no 3x3 DFN-10,MS-10E no Resistor Set Frequency, External Synchronization 1.6 350 350V 350 100kHz - 1MHz 100kHz - 1MHz 1000 1.6 0.1 no Rsense no 1 Constant Frequency Current Mode E,I,H,MP Multi-Topology Controller - Improved Load Transient Over LT3757 2.9 - - LTspice File,LTpowerCAD Model DC1341A,DC1548A,DC1547B no no 2009-05-06 $2.06 (LT3757AEDD) Extended Temperature (H & MP) Switching Regulators,External Power Switch Boost,Flyback, Forward and Isolated Controllers,Inverting Regulators,SEPIC Regulators 9mm² (3x3 DFN-10),14.7mm² (MS-10E) 0.75mm (3x3 DFN-10),1.1mm (MS-10E) Matte Tin no yes
LTC3883 1 4.5 24 30 30 Buck no 5x5 QFN-32 yes Burst Mode, Differential Remote Sense, PolyPhase, PMBus, I2C Control, EEPROM, ADC, DCR Current Sense, Sequencing, Margining, Tracking, External Synchronization 0.5 5.5 5.5V 250kHz - 1MHz 250kHz - 1MHz 1000 20 no Rsense, DCR yes 2, 3, 4, 6 Constant Frequency Current Mode E,I Single Phase, Digital Power System Management 0.5 Buck - LTpowerPlay ,LTspice File,LTpowerCAD File,Linduino File DC2052A,DC1778B-A yes no 2012-08-13 $4.82 (LTC3883EUH-1) Digital Power System Management,Digitally Programmable Regulators,External Power Switch Buck Controllers 25mm² (5x5 QFN-32) 0.75mm (5x5 QFN-32) Matte Tin no yes
LT3751 1 5 24 10 10 Flyback, Capacitor Charger no 4x5 QFN-20,TSSOP-20 no Boundary Mode Operation 5.5 1 no no - E,I Capacitor Charger Controller with Regulation - - LTspice File DC1322A no no 2008-11-17 $3.65 (LT3751EUFD) Flyback, Forward and Isolated Controllers,Xenon Photoflash Charger 20mm² (4x5 QFN-20),42.2mm² (TSSOP-20) 0.75mm (4x5 QFN-20),1.2mm (TSSOP-20) Matte Tin,Lead no yes
LT8610A 1 3.4 42 3.5 6.7 Buck yes MS-16E yes Burst Mode, Resistor Set Frequency, External Synchronization, Tracking, Power Good 0.97 39.7 .98Vin 200kHz - 2.2MHz 200kHz - 2.2MHz 2200 0.0025 1 no no 1 Constant Frequency Current Mode E,I,H LT8610A Offers Improved 30ns Min On-Time and Iout, Fixed 3.3V & 5V Options 1.23 - - LTspice File,LTpowerCAD File DC2012A,DC2139A no no 2013-12-03 $3.75 (LT8610AEMSE-3.3) Extended Temperature (H & MP) Switching Regulators,High Input Voltage Buck,Internal Power Switch Buck,Micropower Buck Regulators 19.8mm² (MS-16E) 1.1mm (MS-16E) Matte Tin no yes
LT8610AB 1 3.4 42 3.5 6.7 Buck yes MS-16E yes Burst Mode, Resistor Set Frequency, External Synchronization, Tracking, Power Good 0.97 39.7 .98Vin 200kHz - 2.2MHz 200kHz - 2.2MHz 2200 0.0025 1 no no 1 Constant Frequency Current Mode E,I,H LT8610AB Improves Low Ripple Burst Mode Efficiency, Fixed 3.3V & 5V Options 1.23 - - LTspice File,LTpowerCAD File DC2012A,DC2139A no no 2013-12-03 $3.75 (LT8610ABEMSE-3.3) Extended Temperature (H & MP) Switching Regulators,High Input Voltage Buck,Internal Power Switch Buck,Micropower Buck Regulators 19.8mm² (MS-16E) 1.1mm (MS-16E) Matte Tin no yes
LTC3788 2 2.5 38 30 Boost no 5x5 QFN-32 yes PolyPhase, Burst Mode, DCR Current Sense, Resistor Set Frequency, External Synchronization, Power Good 1.2 60 60V 60 50kHz - 900kHz 75kHz - 850kHz 900 0.125 8 no Rsense, DCR yes 2 Constant Frequency Current Mode E,I Dual Output, LTC3788 12 Max Phases, CLKOUT, 2 PGOOD, Adjustable Current Limit 4.5 Boost Boost, Inverting 15 30 LTspice File,LTpowerCAD File DC1409A yes no 2009-12-07 $3.53 (LTC3788EUH) External Power Switch Boost,Multiple Output Boost 25mm² (5x5 QFN-32) 0.75mm (5x5 QFN-32) Matte Tin no yes
LTC3787 1 4.5 38 60 Boost no 4x5 QFN-28,SSOP-28 yes PolyPhase, Resistor Set Frequency, External Synchronization, DCR Current Sense, Power Good 1.2 60 60V 70 50kHz - 900kHz 75kHz - 850kHz 900 0.135 8 no Rsense, DCR no 2, 3, 4, 6, 12 Constant Frequency Current Mode E,I,H,MP 2-Phase, Synchronous Boost Controller 4.5 - LTspice File,LTpowerCAD File DC1411A,DC2001A yes no 2010-09-08 $3.53 (LTC3787EGN) Extended Temperature (H & MP) Switching Regulators,External Power Switch Boost 20mm² (4x5 QFN-28),61.9mm² (SSOP-28) 0.75mm (4x5 QFN-28),1.75mm (SSOP-28) Matte Tin no yes
LTC3786 1 2.5 38 30 Boost, Sepic no 3x3 QFN-16,MS-16E yes DCR Current Sense, Resistor Set Frequency, External Synchronization, Power Good 1.2 60 60V 65 50kHz - 900kHz 75kHz - 850kHz 550 0.055 8 no Rsense, DCR no 1 Constant Frequency Current Mode E,I 60V VIN Sync Boost Controller, Low 55uA Iq 4.5 - LTspice File,LTpowerCAD File DC1641A no no 2010-10-05 $2.53 (LTC3786EMSE) Extended Temperature (H & MP) Switching Regulators,External Power Switch Boost,Micropower Boost 9mm² (3x3 QFN-16),19.8mm² (MS-16E) 0.75mm (3x3 QFN-16),1.1mm (MS-16E) Matte Tin no yes
LTC3407A 2 2.5 5.5 0.6 1 Buck yes 3x3 DFN-10,MS-10E yes Burst Mode, Power On Reset, External Synchronization, 100% Duty Cycle 0.6 5 Vin 1.5MHz 1500 0.1 40 no no 1 Constant Frequency Current Mode E,I Dual 600mA Buck, 1.5MHz, LTC3407A Offers Low Ripple Burst Mode 2 Buck Buck - 0.6 1 0.6 LTspice Model,LTpowerCAD Model DC1180A no no 2003-06-18 $2.60 (LTC3407AEDD) Internal Power Switch Buck,Micropower Buck Regulators,Multiple Output Buck 9mm² (3x3 DFN-10),14.7mm² (MS-10E) 0.75mm (3x3 DFN-10),1.1mm (MS-10E) Matte Tin,Lead no yes
LTC3829 1 4.5 38 90 90 Buck no 5x7 QFN-38,TSSOP-38 yes Burst Mode, Differential Remote Sense, Phase Shedding, DCR Current Sense, Active Voltage Positioning, External Synchronization, Resistor Set Frequency, Nonlinear Control 0.6 5 5V 250kHz - 770kHz 250kHz - 770kHz 770 4 40 no Rsense, DCR yes 3, 6 Constant Frequency Current Mode E,I 3-Phase, Single Output Synchronous Step-Down with Diff Amp 0.75 - LTspice File,LTpowerCAD File DC1530A,DC1675A no no 2010-04-26 $3.71 (LTC3829EUHF) External Power Switch Buck Controllers 35mm² (5x7 QFN-38),62.7mm² (TSSOP-38) 0.75mm (5x7 QFN-38),1.2mm (TSSOP-38) Matte Tin no yes
LTC3103 1 2.5 15 0.3 0.5 Buck yes 3x3 DFN-10,MS-10E yes Burst Mode, Power Good 0.6 13.8 13.8V 1200 0.0018 1 no no 1 Constant Frequency Current Mode E,I 1.8μA Quiescent Current, 15V, 300mA Synchronous Step-Down 2 2.6 - - LTspice File DC1883A no no 2011-11-04 $2.45 (LTC3103EDD) Energy Harvesting,Internal Power Switch Buck,Micropower Buck Regulators 9mm² (3x3 DFN-10),14.7mm² (MS-10E) 0.75mm (3x3 DFN-10),1.1mm (MS-10E) Matte Tin no yes
LTC3826-1 2 4 36 25 25 Buck no SSOP-28 yes PolyPhase, Burst Mode, PLL, Selectable Switching Frequency, External Synchronization, Power Good, Tracking 0.8 10 10V 250kHz - 530kHz 140kHz - 650kHz 530 .03 4 no Rsense yes 2 Constant Frequency Current Mode E,I 30uA Iq, LTC3826-1 No Clock Out Pin, One PGOOD 1 Buck Buck 0.8 25 25 LTspice Model - no no 2007-07-13 $5.38 (LTC3826EG-1) External Power Switch Buck Controllers,Micropower Buck Regulators,Multiple Output Buck 86.1mm² (SSOP-28) 2mm (SSOP-28) Matte Tin no yes
LTC3827 2 4 36 25 25 Buck no 5x5 QFN-32 yes PolyPhase, Burst Mode, External Synchronization, PLL, Tracking, Power Good 0.8 10 10V 140kHz - 650kHz 650 0.08 8 no Rsense yes 2 Constant Frequency Current Mode E,I 80uA Iq, LTC3827 Clock Out Pin, Two PGOOD Outputs 1 Buck Buck .8 25 25 LTspice Model - no no 2005-12-15 $5.10 (LTC3827EUH) External Power Switch Buck Controllers,Micropower Buck Regulators,Multiple Output Buck 25mm² (5x5 QFN-32) 0.75mm (5x5 QFN-32) Lead,Matte Tin no yes
LTC3827-1 2 4 36 25 25 Buck no SSOP-28 yes PolyPhase, Burst Mode, External Synchronization, PLL, Tracking, Power Good 0.8 10 10V 140kHz - 650kHz 650 0.08 8 no Rsense yes 2 Constant Frequency Current Mode E,I 80uA Iq, LTC3827-1 No Clock Out Pin, One PGOOD 1 Buck Buck 0.8 25 25 LTspice Model DC868A no no 2005-12-15 $5.00 (LTC3827EG-1) External Power Switch Buck Controllers,Micropower Buck Regulators,Multiple Output Buck 86.1mm² (SSOP-28) 2mm (SSOP-28) Lead,Matte Tin no yes
LTC3104 2 2.5 15 0.3 0.5 Buck, LDO yes 4x3 DFN-14,MS-16E yes Burst Mode, Power Good, LDO 0.6 13.8 13.8V 1200 0.0026 1 no no 1 Constant Frequency Current Mode E,I 2.6uA Quiescent Current, 300mA Buck & 10mA LDO 2 2.6 Buck LDO - 0.6 0.01 LTspice Model DC1754A no no 2011-11-04 $2.70 (LTC3104EDE) Buck Regulator Plus LDO,Energy Harvesting,Internal Power Switch Buck,Micropower Buck Regulators 12mm² (4x3 DFN-14),19.8mm² (MS-16E) 0.75mm (4x3 DFN-14),1.1mm (MS-16E) Matte Tin no yes
LTC3407A-2 2 2.5 5.5 0.8 1.2 Buck yes 3x3 DFN-10,MS-10E yes Burst Mode, External Synchronization, Power On Reset, 100% Duty Cycle 0.6 5.5 Vin 1.8MHz - 2.7MHz 2250 0.04 0.1 no no 1 Constant Frequency Current Mode E,I Dual 800mA Buck, LTC3407A-2 Offers Low Ripple Burst Mode, 2.25MHz 2 Buck Buck - 0.6 1.2 0.8 LTspice Model,LTpowerCAD Model - no no 2003-06-18 $2.95 (LTC3407AEDD-2) Internal Power Switch Buck,Micropower Buck Regulators,Multiple Output Buck 9mm² (3x3 DFN-10),14.7mm² (MS-10E) 0.75mm (3x3 DFN-10),1.1mm (MS-10E) Lead,Matte Tin no yes
LTC3833 1 4.5 38 25 25 Buck no 3x4 QFN-20,TSSOP-20 yes Differential Remote Sense, Resistor Set Frequency, External Synchronization, DCR Current Sense, Power Good, Tracking, Soft Start 0.6 5.5 5.5V 200kHz - 2MHz 200kHz - 2MHz 2000 2 15 no Rsense, DCR no 1 Controlled On-Time Valley Current Mode E,I Fast, Accurate Step-Down DC/DC with Differential Output Sensing 0.66 - LTspice File,LTpowerCAD File DC1640A-B,DC1640A-A,DC1516A-A,DC1516A-B no no 2010-10-18 $2.50 (LTC3833EUDC) External Power Switch Buck Controllers 12mm² (3x4 QFN-20),42.2mm² (TSSOP-20) 0.75mm (3x4 QFN-20),1.2mm (TSSOP-20) Matte Tin no yes
LTC1871 1 2.5 36 20 Boost, Sepic, Inverting, Flyback no MS-10 no No Rsense, Resistor Set Frequency, External Synchronization, Burst Mode 1.23 72 3, 5, 12 and higher 60 50kHz to 1MHz 50kHz to 1.3MHz 1000 0.25 10 no None no 1 Constant Frequency Current Mode E,I,H No RSENSE Current Mode Boost, Flyback and SEPIC Controller 2 2.5 - - LTspice File DC415A,DC414B no no 2001-08-29 $2.65 (LTC1871EMS) Extended Temperature (H & MP) Switching Regulators,External Power Switch Boost,Flyback, Forward and Isolated Controllers,Inverting Regulators,SEPIC Regulators 14.7mm² (MS-10) 1.1mm (MS-10) Lead,Matte Tin no yes
LTC1778 1 4 36 20 20 Buck no SSOP-16 yes No Rsense, Power Good, Soft Start 0.8 32.4 0.9VIN 0.9 15 no no Valley Current Mode E,I Power Good Output Voltage Monitor (LTC1778) 1 Buck LTspice File DC378A,DC385A no no 2001-02-25 $2.70 (LTC1778EGN) External Power Switch Buck Controllers 30.9mm² (SSOP-16) 1.75mm (SSOP-16) Lead,Matte Tin no yes
LTC3784 1 2.3 60 25 Boost no 4x5 QFN-28,SSOP-28 yes PolyPhase, 100% Duty Cycle, Burst Mode, Resistor Set Frequency, External Synchronization, Power Good 1.2 60 60V 60 50kHz - 900kHz 75kHz - 850kHz 900 0.028 4 no Rsense, DCR yes 2, 3, 4, 6, 12 Constant Frequency Current Mode E,I,H,MP 60V PolyPhase Synchronous Boost Controller 4.5 Boost LTspice File,LTpowerCAD File DC2061A no no 2014-02-10 $3.76 (LTC3784EGN) Extended Temperature (H & MP) Switching Regulators,External Power Switch Boost 20mm² (4x5 QFN-28),61.9mm² (SSOP-28) 0.75mm (4x5 QFN-28),1.75mm (SSOP-28) Matte Tin no yes
LTC1772B 1 2.5 9.8 5 5 Buck no SOT-23 no 100% Duty Cycle 0.8 9.8 Vin 550 0.27 8 no Rsense no 1 Constant Frequency Current Mode E,I LTC1772B Disables Burst Mode 2.5 - - LTspice Model - no no 1999-10-04 $1.91 (LTC1772BES6) External Power Switch Buck Controllers 8.1mm² (SOT-23) 1mm (SOT-23) Lead,Matte Tin no yes
LTC1871-1 1 2.5 36 20 Boost, Sepic, Flyback, Inverting no MS-10 no No Rsense, Resistor Set Frequency, External Synchronization, Burst Mode 1.23 72 3, 5, 12 and higher 60 50kHz to 1MHz 50kHz to 1.3MHz 1000 0.25 10 no None no 1 Constant Frequency Current Mode E,I No RSENSE Current Mode Boost, LTC1871-1 Lower Burst Mode Threshold 2.5 - - LTspice File DC1225A no no 2001-08-29 $2.65 (LTC1871EMS-1) External Power Switch Boost,Flyback, Forward and Isolated Controllers,Inverting Regulators,SEPIC Regulators 14.7mm² (MS-10) 1.1mm (MS-10) Matte Tin no yes
LTC1871-7 1 2.5 36 20 Boost, Sepic, Flyback, Inverting no MS-10 no No Rsense, Resistor Set Frequency, External Synchronization, Burst Mode 1.23 36 3, 5, 12 and higher 60 50kHz to 1MHz 50kHz to 1.3MHz 1000 0.55 10 no None no 1 Constant Frequency Current Mode E,I LTC1871-7 Drives 6V-gate N-Channel MOSFETs 2.5 - - LTspice File - no no 2001-08-29 $2.65 (LTC1871EMS-7) External Power Switch Boost,Flyback, Forward and Isolated Controllers,Inverting Regulators,SEPIC Regulators 14.7mm² (MS-10) 1.1mm (MS-10) Lead,Matte Tin no yes
LTC3834 1 4 36 25 25 Buck no 4x5 QFN-20,TSSOP-20 yes Burst Mode, External Synchronization, PLL, Tracking, Power Good, PolyPhase 0.8 5 5V 140kHz - 650kHz 650 .03 4 no Rsense yes 1, 2 Constant Frequency Current Mode E,I 30μA IQ Step-Down Controller, CLKOUT, EXTVCC, PGOOD Pins 1 - LTspice Model DC1344A no no 2007-11-16 $3.88 (LTC3834EFE) External Power Switch Buck Controllers,Micropower Buck Regulators 20mm² (4x5 QFN-20),42.2mm² (TSSOP-20) 0.75mm (4x5 QFN-20),1.2mm (TSSOP-20) Matte Tin no yes
LTC3834-1 1 4 36 25 25 Buck no 5x3 DFN-16,SSOP-16 yes Burst Mode, External Synchronization, PLL, Tracking 0.8 5 5V 140kHz - 650kHz 650 .03 4 no Rsense no 1, 2 Constant Frequency Current Mode E,I 30μA IQ Step-Down Controller, LTC3834-1 Offers Smaller Package 1 - LTspice Model DC1346A no no 2007-11-16 $3.69 (LTC3834EDHC-1) External Power Switch Buck Controllers,Micropower Buck Regulators 15mm² (5x3 DFN-16),30.9mm² (SSOP-16) 0.75mm (5x3 DFN-16),1.75mm (SSOP-16) Matte Tin no yes
LTC3409 1 1.6 5.5 0.6 1 Buck yes 3x3 DFN-8 yes External Synchronization, 100% Duty Cycle 0.62 5.5 Vin 1MHz - 3MHz 2600 0.065 0.1 no no 1 Constant Frequency Current Mode E,I 100% Duty Cycle 2.5 - - LTspice File,LTpowerCAD Model DC828A no no 2005-03-08 $2.15 (LTC3409EDD) Internal Power Switch Buck,Micropower Buck Regulators 9mm² (3x3 DFN-8) 0.75mm (3x3 DFN-8) Lead,Matte Tin no yes
LTC3409A 1 1.6 5.5 0.6 1 Buck yes 3x3 DFN-8 yes Burst Mode, Resistor Set Frequency, External Synchronization, 100% Duty Cycle 0.62 5.5 Vin 1.7MHz or 2.6MHz 1MHz - 3MHz 2600 0.065 0.1 no no 1 Constant Frequency Current Mode E,I 100% Duty Cycle, LTC3409A Has Tighter VREF and Line Regulation Limits 2.3 - - LTspice Model,LTpowerCAD Model - no no 2005-03-08 $2.37 (LTC3409AEDD) Internal Power Switch Buck,Micropower Buck Regulators 9mm² (3x3 DFN-8) 0.75mm (3x3 DFN-8) Matte Tin no yes
LTC3826 2 4 36 25 25 Buck no 5x5 QFN-32 yes PolyPhase, Burst Mode, PLL, Selectable Switching Frequency, External Synchronization, Power Good, Tracking 0.8 10 10V 250kHz - 530kHz 140kHz - 650kHz 530 .03 4 no Rsense yes 2 Constant Frequency Current Mode E,I 30uA Iq, LTC3826 Clock Out Pin, Two PGOOD Outputs 1 Buck Buck 0.8 25 25 LTspice File DC1235A no no 2007-07-06 $5.50 (LTC3826EUH) External Power Switch Buck Controllers,Micropower Buck Regulators,Multiple Output Buck 25mm² (5x5 QFN-32) 0.75mm (5x5 QFN-32) Matte Tin,Lead no yes
LTC3112 1 2.7 15 2.5 Buck-Boost yes 5x4 DFN-16,TSSOP-20 yes External Synchronization, Burst Mode, Power Good, Output Disconnect 2.5 14 14V 15 300kHz - 1.5MHz 1500 0.05 0 no no Constant Frequency Current Mode E,I,H,MP 15V, 2.5A Synchronous Buck-Boost DC/DC Converter - - LTspice File DC1598A no no 2010-11-16 $4.00 (LTC3112EDHD) Extended Temperature (H & MP) Switching Regulators,Internal Power Switch Buck-Boost 20mm² (5x4 DFN-16),42.2mm² (TSSOP-20) 0.75mm (5x4 DFN-16),1.2mm (TSSOP-20) Matte Tin no yes
LTC3805 1 8.8 75 10 Flyback, Sepic, Boost no 3x3 DFN-10,MS-10E no External Synchronization, Resistor Set Frequency 0.8 75 75V 75 70kHz to 700kHz 70kHz to 700kHz 700 0.36 40 no Rsense no 1 Constant Frequency Current Mode E,I,H,MP Adjustable Frequency Current Mode Flyback, LTC3805 8.4V Turn On Voltage - LTspice File DC1045A,DC1311A-A no no 2007-01-30 $1.39 (LTC3805EDD) Extended Temperature (H & MP) Switching Regulators,External Power Switch Boost,Flyback, Forward and Isolated Controllers,SEPIC Regulators 9mm² (3x3 DFN-10),14.7mm² (MS-10E) 0.75mm (3x3 DFN-10),1.1mm (MS-10E) Matte Tin,Lead no yes
LTC3803-5 1 5.7 75 2 Flyback no SOT-23 no - 0.8 3, 5, 12 and higher 200 0.24 no no - E,I,H,MP SOT-23 Flyback Controller, LTC3803-5 4.8V Turn On Voltage, 200kHz - LTspice File - no no 2003-08-01 $1.12 (LTC3803ES6-5) Extended Temperature (H & MP) Switching Regulators,Flyback, Forward and Isolated Controllers 8.1mm² (SOT-23) 1mm (SOT-23) Lead,Matte Tin no yes
LTC3803-3 1 9.2 75 2 Flyback no SOT-23 no - 0.8 300 0.24 no no - E,I,H,MP SOT-23 Flyback Controller, LTC3803-3 8.7V Turn On Voltage, 300kHz - LTspice File DC1100A no no 2003-08-01 $1.12 (LTC3803ES6-3) Extended Temperature (H & MP) Switching Regulators,Flyback, Forward and Isolated Controllers 8.1mm² (SOT-23) 1mm (SOT-23) Matte Tin,Lead no yes
LTC3803 1 9.2 75 2 Flyback no SOT-23 no - 0.8 3, 5, 12 and higher 200 0.24 no no - E,I,H,MP SOT-23 Flyback Controller, LTC3803 8.7V Turn On Voltage, 200kHz - LTspice File DC649A,DC781A no no 2003-08-01 $1.12 (LTC3803ES6) Extended Temperature (H & MP) Switching Regulators,Flyback, Forward and Isolated Controllers 8.1mm² (SOT-23) 1mm (SOT-23) Lead,Matte Tin no yes
LTC3374 8 2.25 5.5 1 2.3 Buck yes 5x7 QFN-38,TSSOP-38 yes Burst Mode, 100% Duty Cycle, Resistor Set Frequency, External Synchronization, Temperature Monitor 0.8 5.5 Vout 1MHz - 3MHz 1MHz - 3MHz 2000 0.2 8 no yes 4 Constant Frequency Current Mode E,I,H 8-Channel Parallelable 1A Buck DC/DCs 2.5 Buck Buck Buck Buck 0.8 5.5 0.8 5.5 2.3 2.3 1 1 LTspice Model DC1953A no no 2013-05-10 $4.65 (LTC3374EUHF) Extended Temperature (H & MP) Switching Regulators,Internal Power Switch Buck,Micropower Buck Regulators,Multiple Output Buck 35mm² (5x7 QFN-38),62.7mm² (TSSOP-38) 0.75mm (5x7 QFN-38),1.2mm (TSSOP-38) Matte Tin,Lead no yes
LTC3404 1 2.65 6 0.6 1 Buck yes MS-8 yes Burst Mode, External Synchronization, 100% Duty Cycle 0.8 6 Vin 1MHz - 1.7MHz 1400 0.01 0.01 no no 1 Constant Frequency Current Mode E,I,MP 100% Duty Cycle 2 - - LTspice Model,LTpowerCAD Model DC413A no no 2000-08-24 $2.70 (LTC3404EMS8) Extended Temperature (H & MP) Switching Regulators,Internal Power Switch Buck,Micropower Buck Regulators 14.7mm² (MS-8) 1.1mm (MS-8) Lead,Matte Tin no yes
LTC3805-5 1 4.5 75 10 Flyback, Boost no 3x3 DFN-10,MS-10E no External Synchronization, Resistor Set Frequency 0.8 75 75V 75 70kHz - 700kHz 70kHz - 700kHz 700 0.36 40 no Rsense no 1 Constant Frequency Current Mode E,I,H,MP Adjustable Frequency Current Mode Flyback, LTC3805-5 4.5V Turn On Voltage 4.5 - LTspice File DC1311A-B,DC1576A no no 2007-01-30 $1.39 (LTC3805EDD-5) Extended Temperature (H & MP) Switching Regulators,External Power Switch Boost,Flyback, Forward and Isolated Controllers,SEPIC Regulators 9mm² (3x3 DFN-10),14.7mm² (MS-10E) 0.75mm (3x3 DFN-10),1.1mm (MS-10E) Matte Tin no yes
LTC3809-1 1 2.75 9.8 5 5 Buck no 3x3 DFN-10,MS-10E yes No Rsense, Tracking, Burst Mode, 100% Duty Cycle 0.6 9.8 VIN 550 0.35 9 no None no 1 Constant Frequency Current Mode E,I No Rsense, LTC3809-1 Offers Tracking 1.5 - LTspice File DC882A no no 2005-08-22 $2.50 (LTC3809EDD-1) External Power Switch Buck Controllers 9mm² (3x3 DFN-10),14.7mm² (MS-10E) 0.75mm (3x3 DFN-10),1.1mm (MS-10E) Lead,Matte Tin no yes
LTC3388 1 2.7 20 0.05 0.15 Buck yes 3x3 DFN-10,MS-10E yes Pin Selectable Output Voltage 1.2 5 5V 0.00072 0.52 no no 1 Hysteretic Mode Control E,I 20V High Efficiency Nanopower Step-Down Regulator 3 - - LTspice File DC1658A-B,DC1658A-A no no 2010-07-20 $2.95 (LTC3388EDD-1) Energy Harvesting,Internal Power Switch Buck,Micropower Buck Regulators 9mm² (3x3 DFN-10),14.7mm² (MS-10E) 0.75mm (3x3 DFN-10),1.1mm (MS-10E) Matte Tin,Lead no yes
LTC3375 8 2.25 5.5 1 2.3 Buck yes 7x7 QFN-48 yes Burst Mode, I2C Control, Tracking, Temperature Monitor, Watchdog Timer, Resistor Set Frequency, External Synchronization 0.425 5.5 Vin 1MHz - 3MHz 1MHz - 3MHz 3000 0.018 1 no no 1 Constant Frequency Current Mode E,I,H 8-Channel I2C Programmable, Parallelable 1A Bucks 2.5 Buck Buck Buck Buck 0.425 5.5 0.425 5.5 2.3 2.3 1 1 - DC1921A yes no 2012-11-16 $5.45 (LTC3375EUK) Digitally Programmable Regulators,Extended Temperature (H & MP) Switching Regulators,Internal Power Switch Buck,Micropower Buck Regulators,Multiple Output Buck 49mm² (7x7 QFN-48) 0.75mm (7x7 QFN-48) Matte Tin no yes
LTC3129-1 1 1.92 15 0.2 Buck-Boost yes 3x3 QFN-16,MS-16E yes Burst Mode, Maximum Power Point Control, Power Good, Fixed Output 2.5 15 15V 1200 0.0013 0.01 no no 1 Constant Frequency Current Mode E,I LTC3129 Offers Eight Fixed Output Voltages From 2.5V to 15V - - LTspice File DC1923A no no 2013-02-04 $2.95 (LTC3129EMSE-1) Energy Harvesting,Internal Power Switch Buck-Boost 9mm² (3x3 QFN-16),19.8mm² (MS-16E) 0.75mm (3x3 QFN-16),1.1mm (MS-16E) Matte Tin no yes
LTC3129 1 1.92 15 0.2 Buck-Boost yes 3x3 QFN-16,MS-16E yes Burst Mode, Maximum Power Point Control, Power Good 1.4 15.75 15.75V 1200 0.0013 0.01 no no 1 Constant Frequency Current Mode E,I 15V, 200mA Synchronous Buck-Boost with 1.3uA Quiescent Current - - LTspice File DC1922A yes no 2013-02-04 $2.95 (LTC3129EMSE) Energy Harvesting,Internal Power Switch Buck-Boost 9mm² (3x3 QFN-16),19.8mm² (MS-16E) 0.75mm (3x3 QFN-16),1.1mm (MS-16E) Matte Tin no yes
LTC3115-2 1 2.7 40 2 Buck-Boost yes 5x4 DFN-16,TSSOP-20 yes Resistor Set Frequency, External Synchronization, Burst Mode 2.7 40 40V Up to 2MHz Up to 2MHz 2000 0.050 3 no no Constant Frequency Current Mode E,I,H,MP LTC3115-2 Otimized for fast (<1ms) input voltage transients - - LTspice Model DC2119A no no 2013-08-07 $5.35 (LTC3115EDHD-2) Extended Temperature (H & MP) Switching Regulators,Internal Power Switch Buck-Boost 20mm² (5x4 DFN-16),42.2mm² (TSSOP-20) 0.75mm (5x4 DFN-16),1.2mm (TSSOP-20) Matte Tin no yes
LTC3115-1 1 2.7 40 2 Buck-Boost yes 5x4 DFN-16,TSSOP-20 yes Resistor Set Frequency, External Synchronization, Burst Mode 2.7 40 40V 100kHz - 2MHz 100kHz - 2MHz 2000 0.05 3 no no 1 Constant Frequency Current Mode E,I,H,MP 40V, 2A Synchronous Buck-Boost DC/DC Converter - - LTspice File DC1687A no no 2011-11-17 $5.35 (LTC3115EDHD-1) Extended Temperature (H & MP) Switching Regulators,Internal Power Switch Buck-Boost 20mm² (5x4 DFN-16),42.2mm² (TSSOP-20) 0.75mm (5x4 DFN-16),1.2mm (TSSOP-20) Matte Tin no yes
LTC3824 1 4 60 5 5 Buck no MS-10E no Burst Mode, Resistor Set Frequency, External Synchronization, 100% Duty Cycle 0.8 60 Vin 200kHz - 600kHz 200kHz - 600kHz 600 0.04 25 no Rsense no 1 Constant Frequency Current Mode E,I,H,MP High Voltage Step-Down With 40uA Quiescent Current 1.5 - LTspice File DC960A no no 2006-05-26 $1.95 (LTC3824EMSE) Extended Temperature (H & MP) Switching Regulators,External Power Switch Buck Controllers,High Input Voltage Buck,Micropower Buck Regulators 14.7mm² (MS-10E) 1.1mm (MS-10E) Lead,Matte Tin no yes
LTC3113 1 1.8 5.5 3 Buck-Boost yes 5x4 DFN-16,TSSOP-20 yes Burst Mode, Resistor Set Frequency, Output Disconnect 1.8 5.5 Vin 5.5 300kHz - 2MHz 2000 0.04 0.1 no no Constant Frequency Current Mode E,I 3A Low Noise Buck-Boost DC/DC Converter - - LTspice File DC1551A no no 2010-11-23 $3.95 (LTC3113EDHD) Internal Power Switch Buck-Boost 20mm² (5x4 DFN-16),42.2mm² (TSSOP-20) 0.75mm (5x4 DFN-16),1.2mm (TSSOP-20) Matte Tin no yes
LTC3823 1 4.5 30 25 25 Buck no 5x5 QFN-32,SSOP-28 yes No Rsense, Tracking, Differential Remote Sense, PLL, External Synchronization, Resistor Set Frequency 0.6 27 .9Vin 100kHz - 1MHz 100kHz - 1MHz 1000 1.4 30 no Rsense, None no 1 Constant On-Time Valley Current Mode E,I Fast No Rsense, Differential Output Sensing, Tracking and PLL 0.67 - LTspice File DC1021A no no 2006-12-05 $2.75 (LTC3823EGN) External Power Switch Buck Controllers 25mm² (5x5 QFN-32),61.9mm² (SSOP-28) 0.75mm (5x5 QFN-32),1.75mm (SSOP-28) Matte Tin no yes
LTC3789 1 4 38 10 Buck-Boost no 4x5 QFN-28,SSOP-28 yes External Synchronization, Power Good, Output Disconnect 0.8 38 38V 38 200kHz to 600kHz 600 3 40 no Rsense no Constant Frequency Current Mode E,I High Efficiency, Synchronous, 4-Switch Buck-Boost Controller - LTspice File,LTpowerCAD File DC1881A,DC1523A,DC1721A,DC1757A,DC1878A,DC2253A no no 2010-12-01 $4.65 (LTC3789EGN) External Power Switch Buck-Boost 20mm² (4x5 QFN-28),61.9mm² (SSOP-28) 0.75mm (4x5 QFN-28),1.75mm (SSOP-28) Matte Tin no yes
LTC3816 1 4.5 36 25 25 Buck no 5x7 QFN-38,TSSOP-38 yes VID, Active Voltage Positioning, DCR Current Sense, Differential Remote Sense, External Synchronization, Power Good, Adjustable Slew Rate 0 1.5 1.5V (IMVP-6/IMVP-6+/IMVP-6.5 VID) 150kHz - 550kHz 550 11 27 no Rsense, DCR no 1 Constant Frequency Voltage Mode E,I Single-Phase Wide VIN Range DC/DC Controller for Intel IMVP-6/IMVP-6.5 CPUs - LTspice File DC1672A yes no 2010-07-09 $3.25 (LTC3816EUHF) Digitally Programmable Regulators 35mm² (5x7 QFN-38),62.7mm² (TSSOP-38) 0.75mm (5x7 QFN-38),1.2mm (TSSOP-38) Matte Tin no yes
LTC3122 1 0.5 5.5 3.5 Boost yes 4x3 DFN-12,MS-12E yes Burst Mode, Output Disconnect, Resistor Set Frequency, External Synchronization 2.2 15 15V 15 Up to 3MHz Up to 3MHz 3000 0.025 0.01 no no 1 Constant Frequency Current Mode E,I,H 15V, 2.5A Synchronous Step-Up DC/DC Converter with Output Disconnect 1.7 - - LTspice File,LTpowerCAD File DC1764A yes no 2012-07-30 $2.33 (LTC3122EDE) Extended Temperature (H & MP) Switching Regulators,Internal Power Switch Boost,Micropower Boost 12mm² (4x3 DFN-12),19.8mm² (MS-12E) 0.75mm (4x3 DFN-12),1.1mm (MS-12E) Matte Tin no yes
LTC3406A 1 2.5 5.5 0.6 1 Buck yes SOT-23 yes Burst Mode, 100% Duty Cycle 0.6 5.5 Vin 1500 0.02 0.1 no no 1 Constant Frequency Current Mode E,I 1.5MHz, LTC3406A Has Low Ripple Pulse-Skipping Mode 2 - - LTspice Model,LTpowerCAD Model - no no 2002-05-23 $1.83 (LTC3406AES5) Internal Power Switch Buck,Micropower Buck Regulators 8.1mm² (SOT-23) 1mm (SOT-23) Matte Tin no yes
LTC1772 1 2.5 9.8 5 5 Buck no SOT-23 no Burst Mode, 100% Duty Cycle 0.8 9.8 Vin 550 0.27 8 no Rsense no 1 Constant Frequency Current Mode C,E,I,H Constant Frequency Current Mode Step-Down DC/DC Controller in SOT-23 2.5 - - LTspice Model DC270A,DC279A-B no no 1999-10-04 $1.81 (LTC1772CS6) Extended Temperature (H & MP) Switching Regulators,External Power Switch Buck Controllers 8.1mm² (SOT-23) 1mm (SOT-23) Lead,Matte Tin no yes
LTC3411A 1 2.5 5.5 1.25 2.1 Buck yes 3x3 DFN-10,MS-10 yes Burst Mode, External Synchronization, Resistor Set Frequency, Power Good, 100% Duty Cycle 0.8 5.5 Vin Up to 4MHz 400kHz to 4MHz 4000 0.04 0.1 no no 1 Constant Frequency Current Mode E,I 1.25A, 4MHz, Synchronous Step-Down 2 - - LTspice File,LTpowerCAD File DC1176A no no 2002-04-05 $2.00 (LTC3411AEDD) Internal Power Switch Buck,Micropower Buck Regulators 9mm² (3x3 DFN-10),14.7mm² (MS-10) 0.75mm (3x3 DFN-10),1.1mm (MS-10) Matte Tin no yes
LTC3862 1 4 36 60 Boost, Sepic no 5x5 QFN-24,SSOP-24,TSSOP-24 no PolyPhase, External Synchronization, Resistor Set Frequency, PLL 1.223 60 9V and higher 200 75kHz to 500kHz 50kHz to 650kHz 600 1.8 30 no Rsense no 2, 3, 4, 6, 12 Constant Frequency Current Mode E,I,H Single Output, Multi-Phase Boost, LTC3862 5V IntVcc, 3.3V UV+, 2.9VUV- 4 - LTspice File,LTpowerCAD File DC1286A-A no no 2008-06-16 $3.29 (LTC3862EGN) Extended Temperature (H & MP) Switching Regulators,External Power Switch Boost,SEPIC Regulators 25mm² (5x5 QFN-24),50.6mm² (TSSOP-24),54.2mm² (SSOP-24) 0.75mm (5x5 QFN-24),1.2mm (TSSOP-24),1.75mm (SSOP-24) Matte Tin no yes
LT8705 1 2.8 80 10 Buck-Boost, Buck no 5x7 QFN-38,TSSOP-38 yes Burst Mode, Resistor Set Frequency, External Synchronization, Input Current Regulation, Output Current Regulation, Input Current Monitor, Output Current Monitor, PolyPhase 1.3 80 80V 100kHz - 400kHz 100kHz - 400kHz 400 2.65 1 no Rsense yes Constant Frequency Current Mode E,I,H,MP 80V VIN and VOUT Synch Buck- Boost, Pin-To-Pin Improved LT8705 - - LTspice File,LTpowerCAD Model DC1924A yes no 2013-01-07 $5.95 (LT8705EFE) Extended Temperature (H & MP) Switching Regulators,External Power Switch Buck-Boost 35mm² (5x7 QFN-38),62.7mm² (TSSOP-38) 0.75mm (5x7 QFN-38),1.2mm (TSSOP-38) Matte Tin no yes
LTC3862-1 1 8.5 36 60 Boost, Sepic no 5x5 QFN-24,SSOP-24,TSSOP-24 no PolyPhase, Resistor Set Frequency, External Synchronization 1.223 350 9V and higher 350 75kHz - 500kHz 50kHz - 650kHz 500 1.8 30 no Rsense no 2, 3, 4, 6, 12 Constant Frequency Current Mode E,I,H Single Output, Multi-Phase Boost, LTC3862-1 10V IntVcc, 7.5V UV+, 7V UV- 8.5 - LTspice File,LTpowerCAD Model DC1286A-B no no 2008-10-08 $3.29 (LTC3862EGN-1) Extended Temperature (H & MP) Switching Regulators,External Power Switch Boost,SEPIC Regulators 25mm² (5x5 QFN-24),50.6mm² (TSSOP-24),54.2mm² (SSOP-24) 0.75mm (5x5 QFN-24),1.2mm (TSSOP-24),1.75mm (SSOP-24) Matte Tin no yes
LTC3862-2 1 5.5 36 60 Boost, Sepic no 5x5 QFN-24,SSOP-24,TSSOP-24 no PolyPhase, Resistor Set Frequency, External Synchronization 1.223 350 9V and higher 350 75kHz - 500kHz 50kHz - 650kHz 500kHz 1.8 30 no Rsense yes 2, 3, 4, 6, 12 Constant Frequency Current Mode E,I,H Single Output Multi-Phase Boost, LTC3862-2 10V IntVcc, 4.4V UV+, 3.9V UV- 5.5 - LTspice File,LTpowerCAD File DC1891A,DC2006A-A ,DC2006A-B no no 2012-03-21 $3.29 (LTC3862EGN-2) Extended Temperature (H & MP) Switching Regulators,External Power Switch Boost,SEPIC Regulators 25mm² (5x5 QFN-24),50.6mm² (TSSOP-24),54.2mm² (SSOP-24) 0.75mm (5x5 QFN-24),1.2mm (TSSOP-24),1.75mm (SSOP-24) Matte Tin no yes
LTC3861-1 (single output) 1 3 24 80 80 Buck no 5x5 QFN-32 yes PolyPhase, External Synchronization, Resistor Set Frequency, DCR Current Sense, Power Good, Tracking, Soft Start 0.6 5.5 5.5V Up to 2.25MHz Up to 2.25MHz 2250 30 50 no Rsense, DCR yes 2, 3, 4, 6, 12 Constant Frequency Voltage Mode E,I Dual, Multiphase Buck Voltage Mode Controller, 1 Diff Amp, 1.25mV Sense Accuracy 0.75 Buck - - LTspice Model,LTpowerCAD Model - no no 2012-08-16 $2.76 (LTC3861EUH-1) External Power Switch Buck Controllers,Multiple Output Buck 25mm² (5x5 QFN-32) 0.75mm (5x5 QFN-32) Matte Tin no yes
LTC3861-1 (dual output) 2 3 24 40 40 Buck no 5x5 QFN-32 yes PolyPhase, External Synchronization, Resistor Set Frequency, DCR Current Sense, Power Good, Tracking, Soft Start 0.6 5.5 5.5V Up to 2.25MHz Up to 2.25MHz 2250 30 50 no Rsense, DCR yes 2, 3, 4, 6, 12 Constant Frequency Voltage Mode E,I Dual, Multiphase Buck Voltage Mode Controller, 1 Diff Amp, 1.25mV Sense Accuracy 0.75 Buck Buck - 40 40 LTspice Model,LTpowerCAD Model - no no 2012-08-16 $2.76 (LTC3861EUH-1) External Power Switch Buck Controllers,Multiple Output Buck 25mm² (5x5 QFN-32) 0.75mm (5x5 QFN-32) Matte Tin no yes
LTC3860 (dual output) 2 3 24 40 40 Buck no 5x5 QFN-32 yes Differential Remote Sense, PolyPhase, Resistor Set Frequency, External Synchronization, PLL, DCR Current Sense, Power Good, Tracking 0.6 5 Vcc-0.5V 250kHz - 1.25MHz 250kHz - 1.25MHz 1250 14 50 no Rsense, DCR yes 2, 3, 4, 6, 12 Constant Frequency Voltage Mode E,I Dual, Multiphase Buck Controller, 1 Diff Amp, 2mV Sense Accuracy 1 Buck Buck 0.6 40 40 LTspice File,LTpowerCAD File DC1184A,DC1755A no no 2010-02-02 $2.59 (LTC3860EUH) External Power Switch Buck Controllers,Multiple Output Buck 25mm² (5x5 QFN-32) 0.75mm (5x5 QFN-32) Matte Tin no yes
LTC3860 (single output) 1 3 24 80 80 Buck no 5x5 QFN-32 yes Differential Remote Sense, PolyPhase, Resistor Set Frequency, External Synchronization, PLL, DCR Current Sense, Power Good, Tracking 0.6 5 Vcc-0.5V 250kHz - 1.25MHz 250kHz - 1.25MHz 1250 14 50 no Rsense, DCR yes 2, 3, 4, 6, 12 Constant Frequency Voltage Mode E,I Dual, Multiphase Buck Controller, 1 Diff Amp, 2mV Sense Accuracy 1 Buck 0.6 LTspice File,LTpowerCAD File DC1184A,DC1755A no no 2010-02-02 $2.59 (LTC3860EUH) External Power Switch Buck Controllers,Multiple Output Buck 25mm² (5x5 QFN-32) 0.75mm (5x5 QFN-32) Matte Tin no yes
LTC3861 (dual output) 2 3 24 40 40 Buck no 5x6 QFN-36 yes Differential Remote Sense, PolyPhase, External Synchronization, Resistor Set Frequency, DCR Current Sense, Power Good, Tracking 0.6 5.5 5.5V Up to 2.25MHz Up to 2.25MHz 2250 30 50 no Rsense, DCR yes 2, 3, 4, 6, 12 Constant Frequency Voltage Mode E,I Dual, Multiphase Buck Voltage Mode Controller, 2 Diff Amp, 1.25mV Sense Accuracy 0.75 Buck Buck 40 40 LTspice File,LTpowerCAD File DC1822A yes no 2012-01-25 $2.88 (LTC3861EUHE) External Power Switch Buck Controllers,Multiple Output Buck 30mm² (5x6 QFN-36) 0.75mm (5x6 QFN-36) Matte Tin no yes
LTC3861 (single output) 1 3 24 80 80 Buck no 5x6 QFN-36 yes Differential Remote Sense, PolyPhase, External Synchronization, Resistor Set Frequency, DCR Current Sense, Power Good, Tracking 0.6 5.5 5.5V Up to 2.25MHz Up to 2.25MHz 2250 30 50 no Rsense, DCR yes 2, 3, 4, 6, 12 Constant Frequency Voltage Mode E,I Dual, Multiphase Buck Voltage Mode Controller, 2 Diff Amp, 1.25mV Sense Accuracy 0.75 Buck - LTspice File,LTpowerCAD File DC1822A yes no 2012-01-25 $2.88 (LTC3861EUHE) External Power Switch Buck Controllers,Multiple Output Buck 30mm² (5x6 QFN-36) 0.75mm (5x6 QFN-36) Matte Tin no yes
LT8640 1 3.4 42 5 10 Buck yes 3x4 QFN-18 yes Silent Switcher Architecture, Low EMI, Burst Mode, Tracking, Power Good 0.97 41.9 41.9V 200kHz - 3MHz 200kHz - 3MHz 3000 0.0017 0.75 no no 1 Constant Frequency Current Mode E,I,H Step-Down Silent Switcher, LT8640 Pulse Skipping, /-1 Forced Continuous 1.23 LTspice File,LTpowerCAD File DC2202A yes no 2014-12-09 $4.35 (LT8640EUDC-1) High Input Voltage Buck,Internal Power Switch Buck,Micropower Buck Regulators,Ultralow Noise Regulators 12mm² (3x4 QFN-18) 0.75mm (3x4 QFN-18) Matte Tin no yes
LT8631 1 3 100 1 2.1 Buck yes TSSOP-20 yes Burst Mode, Resistor Set Frequency, External Synchronization, Power Good 0.808 60 60V 100kHz to 1MHz 100kHz to 1MHz 1000 0.0036 5 no no 1 Constant Frequency Current Mode E,I,H 100V, 1A Synchronous Micropower Step-Down Regulator 1.48 Buck 0.8 LTspice File,LTpowerCAD File DC2110A yes yes 2015-07-13 $3.60 (LT8631EFE) High Input Voltage Buck,Internal Power Switch Buck,Micropower Buck Regulators 42.2mm² (TSSOP-20) 1.2mm (TSSOP-20) Matte Tin no yes
LT8612 1 3.4 42 6 9.7 Buck yes 3x6 QFN-28 yes Burst Mode, Resistor Set Frequency, External Synchronization, Tracking, Power Good 0.97 41.6 200kHz - 2.2MHz 200kHz - 2.2MHz 2200 0.003 1 no no 1 Constant Frequency Current Mode E,I 2.5µA Low Ripple Burst Mode 0.6 - - LTspice File,LTpowerCAD File DC2010A,DC2132A no no 2013-12-10 $4.95 (LT8612EUDE) High Input Voltage Buck,Internal Power Switch Buck,Micropower Buck Regulators 18mm² (3x6 QFN-28) 0.75mm (3x6 QFN-28) Matte Tin,Lead no yes
LT8611 1 3.4 42 2.5 4.8 Buck yes 3x5 QFN-24 yes Burst Mode, Resistor Set Frequency, External Synchronization, Tracking, Rail-to-Rail Current Sense Amplifier, Output Current Monitor 0.97 40 0.99Vin 42 200kHz - 2.2MHz 200kHz - 2.2MHz 2200 0.0024 1 no no 1 Constant Frequency Current Mode E,I 2.5µA Low Ripple Burst Mode 1.24 - - LTspice File,LTpowerCAD Model DC1750A no no 2012-05-18 $3.80 (LT8611EUDD) High Input Voltage Buck,Internal Power Switch Buck,Micropower Buck Regulators,Step-Down (Buck) LED Drivers 15mm² (3x5 QFN-24) 0.75mm (3x5 QFN-24) Matte Tin no yes
LTC3864 1 3.5 60 5 5 Buck no 4x3 DFN-12,MS-12E no 100% Duty Cycle, Burst Mode, Resistor Set Frequency, External Synchronization, Tracking, Power Good 0.8 60 Vin 50kHz - 850kHz 75kHz - 750kHz 850 0.04 7 no Rsense no 1 Constant Frequency Current Mode E,I,H,MP 60V Low IQ Step-Down DC/DC Controller with 100% Duty Cycle 1 - LTspice File,LTpowerCAD File DC1722A,DC2434A yes no 2012-10-23 $2.06 (LTC3864EDE) Extended Temperature (H & MP) Switching Regulators,External Power Switch Buck Controllers,High Input Voltage Buck,Micropower Buck Regulators 12mm² (4x3 DFN-12),19.8mm² (MS-12E) 0.75mm (4x3 DFN-12),1.1mm (MS-12E) Matte Tin no yes
LT8610AC 1 3 42 3.5 6.7 Buck yes MS-16E yes Burst Mode, Resistor Set Frequency, External Synchronization, Tracking, Power Good 0.8 41.8 200kHz - 2.2MHz 200kHz - 2.2MHz 2200 0.017 1 no no 1 Constant Frequency Current Mode C,E,I,H LT8610AC 0.8V Vref, 3V Min Vin, 30ns Min Ton; LT8610AC-1 Optimized For High Fsw 1.5 LTspice File,LTpowerCAD Model - no no 2014-10-16 $3.75 (LT8610ACEMSE-1) Extended Temperature (H & MP) Switching Regulators,High Input Voltage Buck,Internal Power Switch Buck,Micropower Buck Regulators 19.8mm² (MS-16E) 1.1mm (MS-16E) Matte Tin no yes
LT8613 1 3.4 42 6 9.7 Buck yes 3x6 QFN-28 yes Burst Mode, Resistor Set Frequency, External Synchronization, Tracking, Power Good, Output Current Regulation, Output Current Monitor, Input Current Regulation, Input Current Monitor 0.97 41.58 0.99Vin 200kHz - 2.2MHz 200kHz - 2.2MHz 2200 0.0017 1 no no 1 Constant Frequency Current Mode E,I 2.5µA Low Ripple Burst Mode, Current Sense Amp and Monitor 1.23 Buck LTspice File DC2011A yes no 2014-11-10 $5.20 (LT8613EUDE) High Input Voltage Buck,Internal Power Switch Buck,Micropower Buck Regulators,Step-Down (Buck) LED Drivers 18mm² (3x6 QFN-28) 0.75mm (3x6 QFN-28) Matte Tin no yes
LT8614 1 3.4 42 4 6 Buck yes 3x4 QFN-18 yes Silent Switcher Architecture, Low EMI, Burst Mode, Tracking, Power Good 0.97 41.8 .98Vin 200kHz - 3MHz 200kHz - 3MHz 3000 0.0017 1 no no 1 Constant Frequency Current Mode E,I,H Silent Switcher Architecture Minimizes EMI, 2.5µA Low Ripple Burst Mode 1.2 Buck - - - LTspice File,LTpowerCAD File DC2019B yes no 2013-07-02 $4.25 (LT8614EUDC) Extended Temperature (H & MP) Switching Regulators,High Input Voltage Buck,Internal Power Switch Buck,Micropower Buck Regulators,Ultralow Noise Regulators 12mm² (3x4 QFN-18) 0.75mm (3x4 QFN-18) Matte Tin,Lead no yes
LTC3863 1 3.5 60 25 Inverting no 4x3 DFN-12,MS-12E no Burst Mode, Resistor Set Frequency, External Synchronization, Tracking 0.4 150 -150V or more 190 50kHz - 850kHz 75kHz - 750kHz 850 0.05 7 no Rsense no 1 Constant Frequency Current Mode E,I,H,MP 60V Low IQ Inverting DC/DC Controller - LTspice File DC1737A yes no 2013-03-15 $2.06 (LTC3863EDE) Extended Temperature (H & MP) Switching Regulators,Inverting Regulators 12mm² (4x3 DFN-12),19.8mm² (MS-12E) 0.75mm (4x3 DFN-12),1.1mm (MS-12E) Matte Tin no yes
LT8620 1 3.4 65 2 3.8 Buck yes 3x5 QFN-24,MS-16E yes Burst Mode, Resistor Set Frequency, External Synchronization, Tracking, Power Good 0.97 64.75 65 200kHz to 2.2MHz 200kHz to 2.2MHz 2200 0.0025 1 no no 1 Constant Frequency Current Mode E,I,H,MP 2.5µA Low Ripple Burst Mode 1.23 Buck LTspice File,LTpowerCAD File DC1992A yes no 2014-05-19 $3.75 (LT8620EMSE) Extended Temperature (H & MP) Switching Regulators,High Input Voltage Buck,Internal Power Switch Buck,Micropower Buck Regulators 15mm² (3x5 QFN-24),19.8mm² (MS-16E) 0.75mm (3x5 QFN-24),1.1mm (MS-16E) Matte Tin no yes
LT8616 2 3.4 42 2.5 5.5 Buck yes 3x6 QFN-28,TSSOP-28 yes Burst Mode, Resistor Set Frequency, External Synchronization, Tracking, Power Good 0.79 41.8 .99Vin 200kHz - 3MHz 200kHz - 3MHz 3000 0.003 1.7 no no Constant Frequency Current Mode E,I,H Dual 2.5A/1.5A 42V Synchronous Monolithic Step-Down with 6.5μA Iq 1 Buck Buck 0.79 41.8 4.2 1.5 LTspice File,LTpowerCAD File DC2169A yes yes 2015-04-13 $4.15 (LT8616EUDE) Extended Temperature (H & MP) Switching Regulators,High Input Voltage Buck,Internal Power Switch Buck,Micropower Buck Regulators,Multiple Output Buck 18mm² (3x6 QFN-28),62.7mm² (TSSOP-28) 0.75mm (3x6 QFN-28),1.2mm (TSSOP-28) Matte Tin no yes
LTC3859AL 3 4.5 38 25 25 Buck, Boost no 5x7 QFN-38,TSSOP-38 yes PolyPhase, Burst Mode, DCR Current Sense, External Synchronization, Resistor Set Frequency, Tracking 0.8 24 60V (Boost) 60 50kHz - 900kHz 75kHz - 850kHz 900 0.055 14 no Rsense, DCR yes 2 Constant Frequency Current Mode E,I,H,MP Triple Buck/Buck/Boost Synch Controller, Improved Burst Mode 1 4.5 Buck Buck Buck 0.8 24 0.8 60 25 25 25 LTspice Model DC2122A no no 2013-01-24 $4.35 (LTC3859ALEUHF) Extended Temperature (H & MP) Switching Regulators,External Power Switch Boost,External Power Switch Buck Controllers,Micropower Buck Regulators,Multiple Output Buck,Multitopology DC/DC 35mm² (5x7 QFN-38),62.7mm² (TSSOP-38) 0.75mm (5x7 QFN-38),1.2mm (TSSOP-38) Matte Tin,Lead no yes
LTC1624 1 3.5 36 5 5 Buck, Boost, Sepic, Inverting, Flyback no SO-8 no - 1.19 34.2 0.95VIN 36 200 0.5 16 no Rsense no 1 Constant Frequency Current Mode C,I SO-8 N-Channel Switching Regulator Controller 1 - - LTspice File DC164A no no 1999-07-12 $3.50 (LTC1624CS8) External Power Switch Buck Controllers,Inverting Regulators,SEPIC Regulators 31mm² (SO-8) 1.75mm (SO-8) Lead,Matte Tin no yes
LTC3851A 1 4 38 25 25 Buck no 3x3 QFN-16,MS-16E,SSOP-16 yes DCR Current Sense, Resistor Set Frequency, External Synchronization, Tracking, Burst Mode 0.8 5.5 5.5V 250kHz - 750kHz 250kHz - 750kHz 750 1.2 25 no Rsense, DCR no 1 Constant Frequency Current Mode E,I,H,MP PLL, LTC3851A Adjustable Current Limit 1 - LTspice File,LTpowerCAD File DC1432A-A no no 2010-10-25 $1.71 (LTC3851AEGN) Extended Temperature (H & MP) Switching Regulators,External Power Switch Buck Controllers 9mm² (3x3 QFN-16),19.8mm² (MS-16E),30.9mm² (SSOP-16) 0.75mm (3x3 QFN-16),1.1mm (MS-16E),1.75mm (SSOP-16) Matte Tin no yes
LTC3851A-1 1 4 38 25 25 Buck no 3x3 QFN-16,MS-16E yes DCR Current Sense, Power Good, External Synchronization, Tracking, Burst Mode 0.8 5.5 0.8 250kHz - 750kHz 750 1 25 no Rsense, DCR no 1 Constant Frequency Current Mode E,I,H,MP PLL, LTC3851A-1 PGOOD Pin 1 - LTspice Model,LTpowerCAD File DC1432A-B no no 2010-11-02 $1.71 (LTC3851AEMSE-1) Extended Temperature (H & MP) Switching Regulators,External Power Switch Buck Controllers 9mm² (3x3 QFN-16),19.8mm² (MS-16E) 0.75mm (3x3 QFN-16),1.1mm (MS-16E) Matte Tin no yes
LTC3852 1 2.7 38 25 25 Buck no 3x5 QFN-24 yes DCR Current Sense, External Synchronization, Resistor Set Frequency, Power Good, Burst Mode 0.8 5 5V 250kHz - 750kHz 250kHz - 750kHz 750 7 5 no Rsense, DCR no 1 Constant Frequency Current Mode E,I Low Input Voltage, Synchronous Step-Down Controller 1.25 - LTspice File DC1270A no no 2010-10-18 $1.95 (LTC3852EUDD) External Power Switch Buck Controllers 15mm² (3x5 QFN-24) 0.75mm (3x5 QFN-24) Matte Tin no yes
LTC3853 3 4.5 24 25 25 Buck no 6x6 QFN-40 yes PolyPhase, DCR Current Sense, External Synchronization, PLL, Power Good, Tracking 0.8 13.5 13.5V 250kHz - 750kHz 250kHz - 750kHz 500 4.1 42 no Rsense, DCR yes 3 Constant Frequency Current Mode E,I,H,MP Triple Output, Multiphase Synchronous Buck Controller 1 Buck Buck Buck 0.8 13.5 0.8 13.5 25 25 25 25 LTspice File DC1254A,DC1349A no no 2008-08-18 $3.53 (LTC3853EUJ) Extended Temperature (H & MP) Switching Regulators,External Power Switch Buck Controllers,Multiple Output Buck 36mm² (6x6 QFN-40) 0.75mm (6x6 QFN-40) Matte Tin no yes
LTC3850-2 2 4 30 25 25 Buck no SSOP-28 yes PolyPhase, DCR Current Sense, Selectable Switching Frequency, External Synchronization, PLL, Tracking, Power Good 0.8 6 6V 250kHz - 780kHz 500 0.85 30 no Rsense, DCR yes 2 Constant Frequency Current Mode I LTC3850-2 Same Function as LTC3850-1, Different Pinout 1 Buck LTspice Model,LTpowerCAD Model - no no 2008-09-05 $2.55 (LTC3850IGN-2) External Power Switch Buck Controllers 61.9mm² (SSOP-28) 1.75mm (SSOP-28) Matte Tin no yes
LTC3850 2 4 24 25 25 Buck no 4x5 QFN-28,SSOP-28 yes PolyPhase, DCR Current Sense, Selectable Switching Frequency, External Synchronization, PLL, Tracking, Power Good 0.8 6 6V 250kHz - 780kHz 250kHz - 780kHz 500 0.85 30 no Rsense, DCR yes 2 Constant Frequency Current Mode E,I LTC3850-1 Replaces ILIM With EXTVCC 1 Buck Buck 0.8 25 25 LTspice File,LTpowerCAD File DC1126A,DC1185B-A,DC1185B-B,DC1231A-A,DC1231A-B,DC1185A-A no no 2007-06-18 $2.40 (LTC3850EGN-1) External Power Switch Buck Controllers,Multiple Output Buck 20mm² (4x5 QFN-28),61.9mm² (SSOP-28) 0.75mm (4x5 QFN-28),1.75mm (SSOP-28) Matte Tin,Lead no yes
LTC3412A 1 2.25 5.5 3 6 Buck yes 4x4 QFN-16,TSSOP-16 yes Burst Mode, Resistor Set Frequency, External Synchronization, Power Good, 100% Duty Cycle 0.8 5.5 Vin 300kHz - 4MHz 300kHz - 4MHz 4000 0.064 0.02 no Constant Frequency Current Mode E,I,MP 3A, 4MHz, Monolithic Synchronous Step-Down - - LTspice File,LTpowerCAD File DC652A no no 2002-07-11 $3.45 (LTC3412AEFE) Extended Temperature (H & MP) Switching Regulators,Internal Power Switch Buck,Micropower Buck Regulators 16mm² (4x4 QFN-16),32.6mm² (TSSOP-16) 0.75mm (4x4 QFN-16),1.1mm (TSSOP-16) Lead,Matte Tin no yes
LTC1736 1 4 36 20 20 Buck no SSOP-24 yes VID, Active Voltage Positioning, Resistor Set Frequency, External Synchronization, Power Good 0.925 2 Up to 500kHz Up to 500kHz 300 0.45 15 no no 2 - C,I 5-Bit VID - - LTspice Model DC252A,DC279A-B no no 1999-04-30 $3.50 (LTC1736CG) Digitally Programmable Regulators 69.7mm² (SSOP-24) 2mm (SSOP-24) Lead,Matte Tin no yes
LTC1735-1 1 3.5 36 20 20 Buck no SO-16,SSOP-16 yes External Synchronization, Resistor Set Frequency, Power Good 0.8 7 7V Up to 500kHz Up to 500kHz 300 0.45 15 no Rsense no 1 Constant Frequency Current Mode C,I LTC1735-1 Offers Power Good Flag 1 - - LTspice Model DC267A no no 1999-02-12 $3.10 (LTC1735CS-1) External Power Switch Buck Controllers 30.9mm² (SSOP-16),62mm² (SO-16) 1.75mm (SO-16),1.75mm (SSOP-16) Lead,Matte Tin no yes
LTC1735 1 3.5 36 20 20 Buck no SO-16,SSOP-16,TSSOP-20 yes External Synchronization, Resistor Set Frequency, Active Voltage Positioning, Power Good, Soft Start 0.8 7 7V Up to 500kHz Up to 500kHz 300 0.45 15 no Rsense no 1 Constant Frequency Current Mode C,E,I 1 - - LTspice Model DC222A,DC247A no no 1999-02-12 $3.10 (LTC1735CS) External Power Switch Buck Controllers 30.9mm² (SSOP-16),42.2mm² (TSSOP-20),62mm² (SO-16) 1.1mm (TSSOP-20),1.75mm (SO-16),1.75mm (SSOP-16) Lead,Matte Tin no yes
LTC3854 1 4.5 38 25 25 Buck no 3x2 DFN-12,MS-12E yes DCR Current Sense 0.8 5.5 5.5V 400 2 10 no Rsense, DCR no 1 Constant Frequency Current Mode E,I Small Footprint, Wide Vin Range Synchronous Step-Down Controller 1 - LTspice File,LTpowerCAD File DC1271A,DC1487A,DC1450A no no 2009-05-08 $1.65 (LTC3854EDDB) External Power Switch Buck Controllers 6mm² (3x2 DFN-12),19.8mm² (MS-12E) 0.75mm (3x2 DFN-12),1.1mm (MS-12E) Matte Tin no yes
LTC3855 2 4.5 38 30 30 Buck no 6x6 QFN-40,TSSOP-38 yes Differential Remote Sense, PolyPhase, DCR Current Sense, Tracking, External Synchronization 0.6 12.5 12.5V 250kHz - 770kHz 770 3.5 30 no Rsense, DCR yes 2, 3, 4, 6, 12 Constant Frequency Current Mode E,I Dual, Multiphase Synchronous Controller with Diff. Remote Sense 0.75 Buck Buck 0.6 30 30 LTspice File,LTpowerCAD File DC1441A,DC1586A,DC1617A-A,DC1617A-B yes no 2009-10-26 $3.18 (LTC3855EUJ) External Power Switch Buck Controllers,Multiple Output Buck 36mm² (6x6 QFN-40),62.7mm² (TSSOP-38) 0.75mm (6x6 QFN-40),1.2mm (TSSOP-38) Matte Tin no yes
LTC3413 1 2.5 5.5 3 5.4 Buck yes TSSOP-16 yes Resistor Set Frequency, Power Good, DDR Mode 0.7 5.5 VREF/2 Up to 2MHz 2000 0.25 0.02 no no Constant Frequency Current Mode E,I 3A, 2MHz Monolithic Synchronous Regulator for DDR/QDR Memory Termination - - LTspice Model,LTpowerCAD Model DC492A yes no 2002-11-13 $3.95 (LTC3413EFE) DDR Memory/Bus Termination 32.6mm² (TSSOP-16) 1.1mm (TSSOP-16) Lead,Matte Tin no yes
LTC3858-1 2 4 38 25 25 Buck no 4x5 QFN-28,SSOP-28 yes DCR Current Sense, Resistor Set Frequency, External Synchronization, Burst Mode, Power Good, PolyPhase 0.8 24 24V 50kHz - 900kHz 75kHz - 850kHz 900 0.17 8 no Rsense, DCR yes 2 Constant Frequency Current Mode E,I Dual 170μA IQ Buck Controller, LTC3858-1 One PGOOD, Latch Off 1 Buck Buck .8 25 25 LTspice File,LTpowerCAD File DC1352A-B no no 2009-07-08 $3.88 (LTC3858EGN-1) External Power Switch Buck Controllers,Multiple Output Buck 20mm² (4x5 QFN-28),61.9mm² (SSOP-28) 0.75mm (4x5 QFN-28),1.75mm (SSOP-28) Matte Tin no yes
LTC3414 1 2.3 5.5 4 8 Buck yes TSSOP-20 yes Burst Mode, Resistor Set Frequency, External Synchronization, Power Good, 100% Duty Cycle 0.8 5.5 Vin 300kHz - 4MHz 300kHz - 4MHz 4000 0.064 0.02 no Constant Frequency Current Mode E,I,MP Synchronous, 100% Duty Cycle - - LTspice Model,LTpowerCAD File DC556A no no 2003-04-18 $4.25 (LTC3414EFE) Extended Temperature (H & MP) Switching Regulators,Internal Power Switch Buck,Micropower Buck Regulators 42.2mm² (TSSOP-20) 1.2mm (TSSOP-20) Lead,Matte Tin no yes
LTC1625 1 3.7 36 10 10 Buck no SO-16,SSOP-16 yes No Rsense 1.19 36 VIN 150 0.5 15 no None no 1 Constant Frequency Current Mode C,I 1 - - LTspice File DC2008A no no 1998-07-20 $4.55 (LTC1625CS) External Power Switch Buck Controllers 30.9mm² (SSOP-16),62mm² (SO-16) 1.75mm (SO-16),1.75mm (SSOP-16) Lead,Matte Tin no yes
LTC3857-1 2 4 38 25 25 Buck no SSOP-28 yes Burst Mode, DCR Current Sense, Resistor Set Frequency, External Synchronization, Power Good 0.8 24 24V 40 50kHz - 900kHz 75kHz - 850kHz 850 0.05 0.01 no Rsense, DCR yes 2 Constant Frequency Current Mode E,I Dual 50μA IQ Buck Controller, LTC3857-1 One PGOOD, Foldback 1 Buck Buck .8 25 25 LTspice Model,LTpowerCAD File DC1352A-A no no 2009-07-28 $3.88 (LTC3857EGN-1) External Power Switch Buck Controllers,High Input Voltage Buck,Micropower Buck Regulators,Multiple Output Buck 61.9mm² (SSOP-28) 1.75mm (SSOP-28) Matte Tin no yes
LTC3857 2 4 38 25 25 Buck no 5x5 QFN-32 yes Burst Mode, DCR Current Sense, Resistor Set Frequency, External Synchronization, Power Good 0.8 24 24V 40 50kHz - 900kHz 75kHz - 850kHz 850 0.05 0.01 no Rsense, DCR yes 2 Constant Frequency Current Mode E,I Dual 50μA IQ Buck Controller, LTC3857 CLKOUT, Two PGOOD, Foldback 1 Buck Buck .8 25 25 LTspice File,LTpowerCAD File DC1381A-A no no 2009-07-28 $4.00 (LTC3857EUH) External Power Switch Buck Controllers,High Input Voltage Buck,Micropower Buck Regulators,Multiple Output Buck 25mm² (5x5 QFN-32) 0.75mm (5x5 QFN-32) Matte Tin no yes
LTC3856 1 4.5 38 60 60 Buck no 5x5 QFN-32,TSSOP-38 yes PolyPhase, Active Voltage Positioning, Differential Remote Sense, Burst Mode, DCR Current Sense, Phase Shedding, External Synchronization, PLL, Tracking, Power Good 0.6 5 5V (without diff amp), 3.3V (with diff amp) 250kHz - 770kHz 770 4 40 no Rsense, DCR yes 2, 3, 4, 6, 12 Constant Frequency Current Mode E,I 2-Phase Synchronous Step-Down DC/DC Controller with Diffamp 0.75 - LTspice File,LTpowerCAD File DC1580A no no 2010-05-13 $3.18 (LTC3856EUH) External Power Switch Buck Controllers 25mm² (5x5 QFN-32),62.7mm² (TSSOP-38) 0.75mm (5x5 QFN-32),1.2mm (TSSOP-38) Matte Tin no yes
LTC1703 1 3 7 25 25 Buck no SSOP-28 yes VID, PolyPhase 0.9 2 550 2.2 30 no yes 2 - C,I 5-Bit VID - - LTspice Model - no no 2002-12-03 $5.20 (LTC1703CG) Digitally Programmable Regulators 86.1mm² (SSOP-28) 2mm (SSOP-28) Lead,Matte Tin no yes
LTC1702A 2 3 7 20 20 Buck no SSOP-24 no No Rsense, PolyPhase 0.8 7 Vin 550 2.2 30 no None yes 2 Constant Frequency Current Mode C,I Dual Output Voltage Mode Step-Down Controller 1 Buck Buck - .8 20 20 LTspice File DC275A,DC473A no no 1999-06-17 $4.75 (LTC1702ACGN) External Power Switch Buck Controllers,Multiple Output Buck 54.2mm² (SSOP-24) 1.75mm (SSOP-24) Lead,Matte Tin no yes
LTC3892 (single output) 1 4.5 60 30 30 Buck no 5x5 QFN-32 yes Burst Mode, PolyPhase, Resistor Set Frequency, External Synchronization, Tracking, Power Good 0.8 59.4 0.99Vin 50kHz - 900kHz 75kHz - 850kHz 900 0.034 3.6 no Rsense, DCR yes 2 Constant Frequency Current Mode E,I,H,MP 60V Low IQ, Dual, 2-Phase Synch Buck Controller, PGOOD, Select ILIM 1.5 Buck 0.8 59.4 LTspice File,LTpowerCAD Model DC1998A,DC2190A-A,DC2190A-B,DC2493A no yes 2015-04-01 $4.94 (LTC3892EUH) Extended Temperature (H & MP) Switching Regulators,External Power Switch Buck Controllers,High Input Voltage Buck,Micropower Buck Regulators,Multiple Output Buck 25mm² (5x5 QFN-32) 0.75mm (5x5 QFN-32) Matte Tin no yes
LTC3890-2 2 4 60 15 15 Buck no 5x5 QFN-32 yes DCR Current Sense, Burst Mode, Resistor Set Frequency, External Synchronization, Tracking, Power Good 0.8 24 24V 50kHz - 900kHz 75kHz - 850kHz 900 0.050 14 no Rsense, DCR no 2 Constant Frequency Current Mode E,I,H,MP LTC3890-2 Adj. Current Limit, Multi-Phase, Pulse Skip, Can Make Boost/SEPIC 1.5 Buck Buck 0.8 15 15 LTspice File,LTpowerCAD File DC2236A-A no no 2012-11-13 $4.59 (LTC3890EUH-2) Extended Temperature (H & MP) Switching Regulators,External Power Switch Buck Controllers,High Input Voltage Buck,Micropower Buck Regulators,Multiple Output Buck 25mm² (5x5 QFN-32) 0.75mm (5x5 QFN-32) Matte Tin no yes
LTC3892-1 2 4.5 60 25 25 Buck no TSSOP-28 yes Burst Mode, PolyPhase, Resistor Set Frequency, External Synchronization, Tracking 0.8 59.4 0.99Vin 50kHz - 900kHz 75kHz - 850kHz 900 0.034 3.6 no Rsense, DCR yes 2 Constant Frequency Current Mode E,I,H,MP 60V Low IQ, Dual, 2-Phase Synch Buck Controller, Fixed ILIM 1.5 Buck Buck 0.8 59.4 25 25 LTspice File,LTpowerCAD Model DC1998A,DC2190A-A,DC2190A-B,DC2493A no yes 2015-04-01 $4.82 (LTC3892EFE-1) Extended Temperature (H & MP) Switching Regulators,External Power Switch Buck Controllers,High Input Voltage Buck,Micropower Buck Regulators,Multiple Output Buck 62.7mm² (TSSOP-28) 1.2mm (TSSOP-28) Matte Tin no yes
LT1956 1 5.5 60 1.2 2 Buck, Inverting yes SSOP-16,TSSOP-16 no Fixed Output, External Synchronization 1.2 45 .75VIN 35 580kHz - 700kHz 500 2.5 25 no no 1 Constant Frequency Current Mode E,I Fixed Output of 5V Available 2 - - LTspice Model DC423B no no 2002-06-10 $3.65 (LT1956EGN-5) High Input Voltage Buck,Internal Power Switch Buck 30.9mm² (SSOP-16),32.6mm² (TSSOP-16) 1.1mm (TSSOP-16),1.75mm (SSOP-16) Lead,Matte Tin no yes
LT1952-1 1 8.3 25 10 Forward, Flyback no SSOP-16 yes Resistor Set Frequency, External Synchronization 100kHz - 500kHz 100kHz - 500kHz 500 5.2 240 no no - E,I,MP Single Switch Synchronous Forward Controller, LT1952-1: 400μA; VIN On/Off = 7.75V/6.5V - - LTspice File DC1317A-A,DC1317A-B,DC1317A-C,DC1317A-E,DC1317A-F,DC759A,DC830A,DC968A-A,DC968A-B,DC968A-C,DC968A-D,DC1317A-G,DC1317A-D,DC1317A-H no no 2004-10-05 $3.30 (LT1952EGN-1) Extended Temperature (H & MP) Switching Regulators,Flyback, Forward and Isolated Controllers 30.9mm² (SSOP-16) 1.75mm (SSOP-16) Lead,Matte Tin no yes
LT1961 1 3 25 2 Boost, Sepic, Flyback yes MS-8 no External Synchronization 1.2 35 35 1.5MHz - 2MHz 1250 0.9 6 no no Constant Frequency Current Mode E,I 1.5A, 1.25MHz Step-Up Switching Regulator 3 - - LTspice Model DC433A no no 2002-07-15 $1.69 (LT1961EMS8E) Internal Power Switch Boost,SEPIC Regulators 14.7mm² (MS-8) 1.1mm (MS-8) Lead,Matte Tin no yes
LT1976 1 3.3 60 1.24 2.4 Buck yes TSSOP-16 no Burst Mode, External Synchronization 1.2 54 .90VIN 230kHz - 600kHz 200 0.1 1 no no 1 Constant Frequency Current Mode E,I,H 100µA IQ, 200kHz Switching, /B Disables Burst Mode 2 - - LTspice File DC481A,DC977A no no 2003-08-15 $3.50 (LT1976BEFE) Extended Temperature (H & MP) Switching Regulators,High Input Voltage Buck,Internal Power Switch Buck,Micropower Buck Regulators 32.6mm² (TSSOP-16) 1.1mm (TSSOP-16) Lead,Matte Tin no yes
LTC3608 1 4 18 8 16 Buck yes 7x8 QFN-52 yes Power Good 0.6 17.82 .99Vin 0.9 15 no no 1 Constant On-Time Current Mode E,I 18V, 8A Monolithic Synchronous Step-Down DC/DC Converter - - LTspice File,LTpowerCAD Model DC1320A-A no no 2008-07-22 $7.50 (LTC3608EWKG) Internal Power Switch Buck 56mm² (7x8 QFN-52) 0.75mm (7x8 QFN-52) Matte Tin no yes
LT1374 1 5 25 3.6 6 Buck yes DDPAK-7,SO-8,TO-220,TSSOP-16 no External Synchronization 2.42 21.5 .86VIN 38 580kHz - 1MHz 500 2.5 20 no no 1 Constant Frequency Current Mode C,I - - LTspice File DC187A-A,DC187A-B,DC188A-A,DC188A-B,DC474A no no 1998-02-20 $4.40 (LT1374CS8-5) Internal Power Switch Buck,SEPIC Regulators 31mm² (SO-8),32.6mm² (TSSOP-16),99.1mm² (DDPAK-7),165.9mm² (TO-220) 1.1mm (TSSOP-16),1.75mm (SO-8),4.57mm (DDPAK-7),4.57mm (TO-220) Lead,Matte Tin no yes
LT1977 1 3.3 60 1.24 2.4 Buck yes TSSOP-16 no Burst Mode, External Synchronization 1.2 54 .90VIN 575kHz - 700kHz 500 0.1 0.1 no no 1 Constant Frequency Current Mode E,I 100µA IQ, 500kHz Switching 2 - - LTspice Model DC639A no no 2004-06-30 $4.00 (LT1977EFE) High Input Voltage Buck,Internal Power Switch Buck,Micropower Buck Regulators 32.6mm² (TSSOP-16) 1.1mm (TSSOP-16) Lead,Matte Tin no yes
LT1952 1 15.75 25 10 Forward, Flyback no SSOP-16 yes Resistor Set Frequency, External Synchronization 100kHz - 500kHz 100kHz - 500kHz 500 5.2 240 no no - E,I,MP Single Switch Synchronous Forward Controller, LT1952: 460μA; VIN On/Off = 14.25V/8.75V - - LTspice File DC1317A-A,DC1317A-B,DC1317A-C,DC1317A-E,DC1317A-F,DC759A,DC830A,DC968A-A,DC968A-B,DC968A-C,DC968A-D,DC1317A-G,DC1317A-D,DC1317A-H no no 2004-10-05 $3.30 (LT1952EGN) Extended Temperature (H & MP) Switching Regulators,Flyback, Forward and Isolated Controllers 30.9mm² (SSOP-16) 1.75mm (SSOP-16) Lead,Matte Tin no yes
LT1950 1 3 25 20 10 Flyback, Forward no SSOP-16 no Resistor Set Frequency, External Synchronization 1.23 100 5, 12, 24 and higher 100 100kHz - 500kHz 100kHz - 500kHz 500 2.3 5 no Rsense no - E,I Boost, flyback and forward controller. transformer and MOSFET protection 2.6 - - LTspice Model DC442A no no 2003-06-30 $2.90 (LT1950EGN) Flyback, Forward and Isolated Controllers 30.9mm² (SSOP-16) 1.75mm (SSOP-16) Lead,Matte Tin no yes
LTC3603 1 4.5 15 2.5 4.5 Buck yes 4x4 QFN-20,MS-16E yes Burst Mode, Resistor Set Frequency, External Synchronization, Power Good 0.6 14.85 0.99Vin 300kHz - 3MHz 300kHz - 3MHz 3000 0.075 0.2 no no 1 Constant Frequency Current Mode E,I 2.5A, 15V, Monolithic Synchronous Step-Down Regulator - - LTspice File,LTpowerCAD File DC1442A,DC1445A no no 2009-01-15 $3.25 (LTC3603EMSE) Internal Power Switch Buck,Micropower Buck Regulators 16mm² (4x4 QFN-20),19.8mm² (MS-16E) 0.75mm (4x4 QFN-20),1.1mm (MS-16E) Matte Tin,Lead no yes
LTC3602 1 4.5 10 2.5 4.5 Buck yes 4x4 QFN-20,TSSOP-16 yes Burst Mode, External Synchronization, Resistor Set Frequency, Power Good 0.6 10 Vin 300kHz - 3MHz 300kHz - 3MHz 3000 0.075 .2 no no E,I 2.5A, 10V, Monolithic Synchronous Step-Down Regulator LTspice File,LTpowerCAD File DC1015A no no 2008-02-12 $4.00 (LTC3602EUF) Internal Power Switch Buck,Micropower Buck Regulators 16mm² (4x4 QFN-20),32.6mm² (TSSOP-16) 0.75mm (4x4 QFN-20),1.1mm (TSSOP-16) Lead,Matte Tin no yes
LTC3542 1 2.5 5.5 0.5 1 Buck yes 2x2 DFN-6,SOT-23 yes External Synchronization, Burst Mode, 100% Duty Cycle 0.6 5.5 Vin 1MHz - 3MHz 2250 0.026 0.1 no no 1 Constant Frequency Current Mode E,I LTC3542-1 Has Fixed 2.8V Output 2 - - LTspice File DC993A no no 2006-10-12 $1.60 (LTC3542EDC) Internal Power Switch Buck,Micropower Buck Regulators 4mm² (2x2 DFN-6),8.1mm² (SOT-23) 0.75mm (2x2 DFN-6),1mm (SOT-23) Lead,Matte Tin no yes
LTC3604 1 3.6 15 2.5 3.4 Buck yes 3x3 QFN-16,MS-16E yes Burst Mode, Resistor Set Frequency, External Synchronization, Power Good 0.6 14.52 0.97Vin 800kHz - 4MHz 800kHz - 4MHz 4000 0.3 14 no no 1 Constant Frequency Controlled On-Time Current Mode E,I 2.5A, 15V Monolithic Synchronous Step-Down Regulator - - LTspice File,LTpowerCAD File DC1610A,DC1611A no no 2010-01-21 $3.25 (LTC3604EMSE) Internal Power Switch Buck 9mm² (3x3 QFN-16),19.8mm² (MS-16E) 0.75mm (3x3 QFN-16),1.1mm (MS-16E) Matte Tin no yes
LT1945 2 1.2 15 0.35 Boost, Sepic, Flyback, Inverting yes MS-10 no - 1.23 36 36V 36 Constant Off Time 0.02 1 no no Constant Off-Time Current Mode E,I 350mA Boost and 350mA Inverter in Single Pakcage 1.2 Boost Inverting - 1.23 36 0.35 LTspice File - no no 2001-09-20 $2.06 (LT1945EMS) Internal Power Switch Boost,Inverting Regulators,LCD/CCD/OLED Bias,Micropower Boost,Multitopology DC/DC 14.7mm² (MS-10) 1.1mm (MS-10) Lead,Matte Tin no yes
LT1374HV 1 5 32 3.6 6 Buck yes DDPAK-7,SO-8,TSSOP-16 no External Synchronization 2.42 27.52 .86VIN 38 580kHz - 1MHz 500 2.5 20 no no 1 Constant Frequency Current Mode C,I HV Vin Up To 32V - - LTspice File DC187A-A,DC187A-B,DC188A-A,DC188A-B,DC474A no no 1998-02-20 $4.85 (LT1374HVCS8) Internal Power Switch Buck,SEPIC Regulators 31mm² (SO-8),32.6mm² (TSSOP-16),99.1mm² (DDPAK-7) 1.1mm (TSSOP-16),1.75mm (SO-8),4.57mm (DDPAK-7) Lead,Matte Tin no yes
LTC3606B 1 2.5 5.5 0.8 2.4 Buck yes 3x3 DFN-8 yes Programmable Input Current Limit, Power Good, 100% Duty Cycle 0.6 5 Vin 2500 0.42 0.1 no no 1 Constant Frequency Current Mode E,I 800mA Synchronous Step-Down DC/DC with Average Input Current Limit 3 - - LTspice File - no no 2009-10-13 $2.10 (LTC3606BEDD) Internal Power Switch Buck,Supercapacitor Chargers 9mm² (3x3 DFN-8) 0.75mm (3x3 DFN-8) Matte Tin no yes
LT3430 1 5.5 60 2.75 5 Buck, Inverting yes TSSOP-16 no External Synchronization 1.2 54 .90VIN 35 228kHz - 700kHz 200 1.5 30 no no 1 Constant Frequency Current Mode E,I 200kHz Switching - - LTspice File,LTpowerCAD Model DC1200A,DC471A no no 2002-08-19 $4.95 (LT3430EFE) High Input Voltage Buck,Internal Power Switch Buck 32.6mm² (TSSOP-16) 1.1mm (TSSOP-16) Lead,Matte Tin no yes
LT3430-1 1 5.5 60 2.75 5 Buck, Inverting yes TSSOP-16 no External Synchronization 1.2 54 .90VIN 125kHz - 250kHz 100 1.5 30 no no 1 Constant Frequency Current Mode E,I 100kHz Switching - - LTspice File,LTpowerCAD Model DC1200A,DC471A no no 2002-08-19 $4.95 (LT3430EFE-1) High Input Voltage Buck,Internal Power Switch Buck 32.6mm² (TSSOP-16) 1.1mm (TSSOP-16) Matte Tin no yes
LTC3727-1 2 4 36 25 25 Buck no 5x5 QFN-32,SSOP-28 yes PolyPhase, Power Good, PLL, External Synchronization, Burst Mode 0.8 14 14V 250kHz to 550kHz 550 0.67 20 no Rsense yes 2 Constant Frequency Current Mode E,I LTC3727-1 Vout 0.8V to 14V, No Latch Off, 180ns Min On Time 1 Buck Buck .8 25 25 LTspice File - no no 2001-11-26 $4.85 (LTC3727EG-1) External Power Switch Buck Controllers,Multiple Output Buck 25mm² (5x5 QFN-32),86.1mm² (SSOP-28) 0.75mm (5x5 QFN-32),2mm (SSOP-28) Lead,Matte Tin no yes
LTC3614 1 2.25 5.5 4 9 Buck yes 3x5 QFN-24 yes Burst Mode, Resistor Set Frequency, Tracking, DDR Mode, Power Good, 100% Duty Cycle 0.6 5.5 Vin 6 Up to 4MHz 4000 0.075 0.1 no no 1 Constant Frequency Current Mode E,I,H,MP 4A, 4MHz Monolithic Synchronous Step-Down DC/DC Converter - - LTspice File,LTpowerCAD File DC1467A no no 2010-04-01 $3.45 (LTC3614EUDD) DDR Memory/Bus Termination,Extended Temperature (H & MP) Switching Regulators,Internal Power Switch Buck,Micropower Buck Regulators 15mm² (3x5 QFN-24) 0.75mm (3x5 QFN-24) Matte Tin,Lead no yes
LTC3613 1 4.5 24 15 25 Buck yes 7x9 QFN-56 yes External Synchronization, Resistor Set Frequency, Differential Remote Sense, Power Good, Tracking 0.6 5.5 Vin 200kHz - 1MHz 200kHz - 1MHz 1000 2 15 no Rsense, DCR no 1 Controlled On-Time Valley Current Mode E,I 24V, 15A Monolithic Step Down Regulator with Differential Output Sensing - - LTspice File,LTpowerCAD File DC1700A yes no 2011-12-01 $9.75 (LTC3613EWKH) Internal Power Switch Buck 63mm² (7x9 QFN-56) 0.75mm (7x9 QFN-56) Matte Tin no yes
LTC3727A-1 2 4 36 25 25 Buck no SSOP-28 yes PolyPhase, Power Good, PLL, External Synchronization, Burst Mode 0.8 14 14V 250kHz to 550kHz 550 0.67 20 no Rsense yes 2 Constant Frequency Current Mode E,I LTC3727A-1 Vout 0.8V to 14V, No Latch Off, 120ns Min On Time 1 Buck Buck .8 25 25 LTspice Model DC457B no no 2001-11-26 $4.85 (LTC3727AEG-1) External Power Switch Buck Controllers,Multiple Output Buck 86.1mm² (SSOP-28) 2mm (SSOP-28) Lead,Matte Tin no yes
LTC3589 8 2.7 5.5 1.6 2.7 Buck, Buck-Boost yes 6x6 QFN-40 yes I2C Control, Selectable Switching Frequency, Adjustable Slew Rate, Pushbutton Reset, Power Good 0.75 5 5V 6 1.12MHz or 2.25MHz 2250 0.3 no no 1 - E,I,H 8-Output I2C Regulator, PGOOD Timeout Enabled, 50ms PWR_ON to Wake Delay Buck Buck Buck Buck-Boost 0.75 5 0.75 5 1.9 1.9 1 1 Linduino File DC1558A,DC1808B-A,DC1808B-B yes no 2010-06-03 $4.65 (LTC3589EUJ) Digitally Programmable Regulators,Extended Temperature (H & MP) Switching Regulators,Multitopology DC/DC 36mm² (6x6 QFN-40) 0.75mm (6x6 QFN-40) Matte Tin no yes
LTC3728 2 4 36 25 25 Buck no 5x5 QFN-32,SSOP-28 yes PolyPhase, External Synchronization, Power Good, Burst Mode 0.8 5.5 5.5V 250kHz - 550kHz 550 0.47 20 no Rsense yes 2 Constant Frequency Current Mode E,I Dual Synchronous Controller 1 Buck Buck .8 25 25 LTspice File DC392A-B,DC447A,DC542A no no 2001-07-24 $5.00 (LTC3728EG) External Power Switch Buck Controllers,Multiple Output Buck 25mm² (5x5 QFN-32),86.1mm² (SSOP-28) 0.75mm (5x5 QFN-32),2mm (SSOP-28) Lead,Matte Tin no yes
LTC3616 1 2.25 5.5 6 12 Buck yes 3x5 QFN-24 yes Burst Mode, Resistor Set Frequency, External Synchronization, Power Good, DDR Mode, 100% Duty Cycle 0.6 5.5 Vin Up to 4MHz Up to 4MHz 4000 0.075 0.1 no no 1 Constant Frequency Current Mode E,I,H,MP 6A, 4MHz Monolithic Synchronous Step-Down DC/DC Converter - - LTspice File,LTpowerCAD File DC1461A no no 2010-02-16 $3.80 (LTC3616EUDD) DDR Memory/Bus Termination,Extended Temperature (H & MP) Switching Regulators,Internal Power Switch Buck,Micropower Buck Regulators 15mm² (3x5 QFN-24) 0.75mm (3x5 QFN-24) Matte Tin no yes
LTC3612 1 2.25 5.5 3 6 Buck yes 3x4 QFN-20,TSSOP-20 yes Burst Mode, DDR Mode, Active Voltage Positioning, 100% Duty Cycle 0.6 5.5 Vin Up to 4MHz Up to 4MHz 4000 0.070 0.1 no no 1 Constant Frequency Current Mode E,I,H,MP 3A, 4MHz Monolithic Synchronous Step-Down DC/DC Converter 1.5 - - LTspice File,LTpowerCAD File DC1310A,DC1574A no no 2009-07-28 $3.10 (LTC3612EUDC) DDR Memory/Bus Termination,Extended Temperature (H & MP) Switching Regulators,Internal Power Switch Buck,Micropower Buck Regulators 12mm² (3x4 QFN-20),42.2mm² (TSSOP-20) 0.75mm (3x4 QFN-20),1.2mm (TSSOP-20) Matte Tin no yes
LT1371 1 2.7 30 3.8 Boost, Flyback, Sepic, Inverting yes DDPAK-7,SW-20,TO-220 no External Synchronization 1.245 35 35 600kHz - 800kHz 500 4 12 no no Constant Frequency Current Mode C,I Regulates Positive or Negative Outputs, Synchronizable 2.7 - - LTspice Model DC093A no no 1995-08-25 $5.15 (LT1371CT7) Internal Power Switch Boost 99.1mm² (DDPAK-7),138.3mm² (SW-20),165.9mm² (TO-220) 2.64mm (SW-20),4.57mm (TO-220),4.57mm (DDPAK-7) Lead,Matte Tin no yes
LTC3610 1 4 28 12 16 Buck yes 9x9 QFN-64 yes Power Good, Resistor Set Frequency 0.6 24 .99Vin Up to 2MHz 2000 0.9 15 no no 1 Constant On-Time Valley Current Mode E,I 12A, 24V Monolithic Synchronous Step-Down DC/DC Converter - - LTspice File,LTpowerCAD Model DC1129A no no 2007-07-30 $8.50 (LTC3610EWP) Internal Power Switch Buck 81mm² (9x9 QFN-64) 0.75mm (9x9 QFN-64) Matte Tin no yes
LT3433 1 4 60 0.4 Buck-Boost yes TSSOP-16 no Burst Mode, Output Disconnect 3.3 20 20V 60 200 0.1 10 no no 1 Constant Frequency Current Mode E,I Buck-Boost Vin 4V-60V, Vout 3.3V-20V - - LTspice File DC527A no no 2003-06-18 $3.25 (LT3433EFE) High Input Voltage Buck,Internal Power Switch Buck-Boost,Micropower Buck Regulators 32.6mm² (TSSOP-16) 1.1mm (TSSOP-16) Lead,Matte Tin no yes
LT3431 1 5.5 60 2.75 5 Buck, Inverting yes TSSOP-16 no External Synchronization 1.2 48 .80VIN 35 580kHz - 700kHz 500 2.5 30 no no 1 Constant Frequency Current Mode E,I 500kHz Switching Frequency - - LTspice File,LTpowerCAD Model DC549A no no 2003-03-27 $4.95 (LT3431EFE) High Input Voltage Buck,Internal Power Switch Buck 32.6mm² (TSSOP-16) 1.1mm (TSSOP-16) Lead,Matte Tin no yes
LT3434 1 3.3 60 2.4 4.7 Buck yes TSSOP-16 no Burst Mode, External Synchronization 1.25 54 .90VIN 230kHz - 500kHz 200 0.1 1 no no 1 Constant Frequency Current Mode E,I 100µA Quiescent Current - - LTspice Model,LTpowerCAD Model DC614A no no 2004-08-13 $5.25 (LT3434EFE) High Input Voltage Buck,Internal Power Switch Buck,Micropower Buck Regulators 32.6mm² (TSSOP-16) 1.1mm (TSSOP-16) Lead,Matte Tin no yes
LT3435 1 3.3 60 2.4 5.2 Buck yes TSSOP-16 no Burst Mode, External Synchronization, Power Good 1.25 54 .90VIN 575kHz - 700kHz 500 0.1 0.1 no no 1 Constant Frequency Current Mode E,I 100µA Quiescent Current - - LTspice Model,LTpowerCAD Model DC613A no no 2005-09-28 $5.25 (LT3435EFE) High Input Voltage Buck,Internal Power Switch Buck,Micropower Buck Regulators 32.6mm² (TSSOP-16) 1.1mm (TSSOP-16) Lead,Matte Tin no yes
LT3437 1 3.3 60 0.4 0.65 Buck yes 3x3 DFN-10,TSSOP-16 no External Synchronization, Burst Mode 1.25 54 .90VIN 80 240kHz - 700kHz 200 0.075 0.1 no no 1 Constant Frequency Current Mode E,I,H 60V VIN w/ 80V transients, Burst Mode 2 - - LTspice File DC1232A no no 2005-07-29 $2.25 (LT3437EDD) Extended Temperature (H & MP) Switching Regulators,High Input Voltage Buck,Internal Power Switch Buck,Micropower Buck Regulators 9mm² (3x3 DFN-10),32.6mm² (TSSOP-16) 0.75mm (3x3 DFN-10),1.1mm (TSSOP-16) Lead,Matte Tin no yes
LT1371HV 1 2.7 30 3.8 Boost, Flyback, Sepic, Inverting yes DDPAK-7,SW-20,TO-220 no External Synchronization 1.245 42 42 600kHz - 800kHz 500 4 12 no no Constant Frequency Current Mode C,I LT1371HV Offers 42V Switch, Regulates Positive or Negative Outputs 2.7 - - LTspice Model DC093A no no 1995-08-25 $5.45 (LT1371HVCT7) Internal Power Switch Boost 99.1mm² (DDPAK-7),138.3mm² (SW-20),165.9mm² (TO-220) 2.64mm (SW-20),4.57mm (TO-220),4.57mm (DDPAK-7) Lead,Matte Tin no yes
LTC3707-SYNC 2 4.5 28 25 25 Buck no SSOP-28 yes Burst Mode, External Synchronization, PolyPhase, Power Good 0.8 7 7V 150kHz - 300kHz 300 0.47 20 no Rsense yes 2 Constant Frequency Current Mode E,I LTC3707-SYNC Offers PLL For External Synchronization 1.5 Buck Buck .8 25 25 LTspice Model - no no 2002-06-24 $4.65 (LTC3707EGN-SYNC) External Power Switch Buck Controllers,Multiple Output Buck 61.9mm² (SSOP-28) 1.75mm (SSOP-28) Lead,Matte Tin no yes
LTC3707 2 4.5 28 25 25 Buck no SSOP-28 yes Burst Mode, Resistor Set Frequency, PolyPhase, Power Good 0.8 7 7V 150kHz - 300kHz 300 0.35 20 no Rsense yes 2 Constant Frequency Current Mode E,I Dual 2-Phase Synchronous Controller 1.5 Buck Buck .8 25 25 LTspice Model DC455A no no 2002-06-24 $4.55 (LTC3707EGN) External Power Switch Buck Controllers,Multiple Output Buck 61.9mm² (SSOP-28) 1.75mm (SSOP-28) Lead,Matte Tin no yes
LTC3560 1 2.5 5.5 0.8 1.5 Buck yes SOT-23 yes Burst Mode, External Synchronization, 100% Duty Cycle 0.6 5.5 Vin 1MHz - 3MHz 2250 0.016 0.1 no no 1 Constant Frequency Current Mode E,I 100% Duty Cycle 3 - - LTspice File DC1025A no no 2006-12-14 $1.90 (LTC3560ES6) Internal Power Switch Buck,Micropower Buck Regulators 8.1mm² (SOT-23) 1mm (SOT-23) Lead,Matte Tin no yes
LTC3561A 1 2.5 5.5 1 2 Buck yes 3x3 DFN-8 yes Burst Mode, Resistor Set Frequency, 100% Duty Cycle 0.8 5 Vin 200kHz to 4MHz 4000 0.33 0.1 no no 1 Constant Frequency Current Mode E,I 100% Duty Cycle 2 - - LTspice File,LTpowerCAD Model DC1072B no no 2008-08-06 $1.75 (LTC3561AEDD) Internal Power Switch Buck 9mm² (3x3 DFN-8) 0.75mm (3x3 DFN-8) Matte Tin no yes
LT1676 1 7.4 60 0.44 0.7 Buck yes N-8,SO-8 no External Synchronization 1.24 51 .85VIN 100kHz - 250kHz 100 3.2 2.5 no no 1 Constant Frequency Current Mode C,I 1.2 - - LTspice Model DC204A-A no no 1998-08-28 $2.60 (LT1676CN8) High Input Voltage Buck,Internal Power Switch Buck 31mm² (SO-8),65.7mm² (N-8) 1.75mm (SO-8),3.3mm (N-8) Lead,Matte Tin no yes
LT1683 1 4 20 5 Push-Pull, Inverting, Boost, Flyback no SSOP-20 no Low EMI, Adjustable Slew Rate 5 100 100 250 25 no no - E,I Slew Rate Controlled Ultralow Noise Push-Pull DC/DC Controller - - LTspice Model DC477A no no 2001-04-05 $4.75 (LT1683EG) Ultralow Noise Regulators 61.5mm² (SSOP-20) 2mm (SSOP-20) Lead,Matte Tin no yes
LT1725 1 16 75 5 Flyback no SO-16,SSOP-16 no No Opto Isolator, Resistor Set Frequency 50kHz - 250kHz 250 10 no no - C,I General Purpose Isolated Flyback Controller - - LTspice Model DC373A-A,DC373A-B,DC431A,DC508A,DC638A,DC562A-A,DC562A-B,DC562A-C no no 2000-12-05 $2.90 (LT1725CS) Flyback, Forward and Isolated Controllers 30.9mm² (SSOP-16),62mm² (SO-16) 1.75mm (SO-16),1.75mm (SSOP-16) Lead,Matte Tin no yes
LTC3703 1 9.3 100 20 20 Buck, Boost no SSOP-16,SSOP-28 yes No Rsense, Resistor Set Frequency, External Synchronization 0.8 93 100V 100 100kHz to 600kHz Up to 600kHz 600 1.7 25 no None no 1 Constant Frequency Current Mode E,I,H LTC3703 100Vin, 9.3V to 15V MOSFET Gate Drive, UV+ 8.7V, UV- 6.2V 1 - LTspice File DC501A no no 2003-12-24 $3.10 (LTC3703EGN) Extended Temperature (H & MP) Switching Regulators,External Power Switch Boost,External Power Switch Buck Controllers,High Input Voltage Buck 30.9mm² (SSOP-16),86.1mm² (SSOP-28) 1.75mm (SSOP-16),2mm (SSOP-28) Lead,Matte Tin no yes
LT1738 1 4 20 20 Boost, Inverting, Sepic, Flyback no SSOP-20 no Low EMI, Adjustable Slew Rate, External Synchronization 5 100 -3, -5, -12 and higher 100 20kHz - 250kHz 20kHz - 290kHz 250 12 no no - E,I Ultralow noise - - LTspice Model DC514A no no 2001-05-29 $4.10 (LT1738EG) Ultralow Noise Regulators 61.5mm² (SSOP-20) 2mm (SSOP-20) Lead,Matte Tin no yes
LT1737 1 5 22 5 Flyback no SO-16,SSOP-16 no No Opto Isolator, Resistor Set Frequency 50kHz - 250kHz 250 10 no no - C,I High Power Isolated Flyback Controller - - LTspice Model DC418A no no 2000-12-05 $2.90 (LT1737CS) Flyback, Forward and Isolated Controllers 30.9mm² (SSOP-16),62mm² (SO-16) 1.75mm (SO-16),1.75mm (SSOP-16) Lead,Matte Tin no yes
LTC3589-2 8 2.7 5.5 1.6 2.7 Buck, Buck-Boost yes 6x6 QFN-40 yes I2C Control, Selectable Switching Frequency, Adjustable Slew Rate, Pushbutton Reset, Power Good 0.75 5 5V 6 1.12MHz or 2.25MHz 2250 0.3 no no 1 - E,I,H 8-Output I2C Regulator, PGOOD Timeout Disabled, 2ms PWR_ON to Wake Delay, No Wait to Enable Buck Buck Buck Buck-Boost 0.75 5 0.75 5 1.9 1.9 1.2 1.2 Linduino File DC1558A,DC1808B-A,DC1808B-B yes no 2010-06-03 $4.65 (LTC3589EUJ-2) Digitally Programmable Regulators,Extended Temperature (H & MP) Switching Regulators,Multitopology DC/DC 36mm² (6x6 QFN-40) 0.75mm (6x6 QFN-40) Matte Tin no yes
LTC3589-1 8 2.7 5.5 1.6 2.7 Buck, Buck-Boost yes 6x6 QFN-40 yes I2C Control, Selectable Switching Frequency, Adjustable Slew Rate, Pushbutton Reset, Power Good 0.75 5 5V 6 1.12MHz or 2.25MHz 2250 0.3 no no 1 - E,I,H 8-Output I2C Regulator, PGODD Timeout Disabled, 2ms PWR_ON to Wake Delay Buck Buck Buck Buck-Boost 0.75 5 0.75 5 1.9 1.9 1.2 1.2 Linduino File DC1558A,DC1808B-A,DC1808B-B yes no 2010-06-03 $4.65 (LTC3589EUJ-1) Digitally Programmable Regulators,Extended Temperature (H & MP) Switching Regulators,Multitopology DC/DC 36mm² (6x6 QFN-40) 0.75mm (6x6 QFN-40) Matte Tin no yes
LT1615 1 1.2 15 0.35 Boost, Sepic, Flyback yes SOT-23 no - 1.23 36 36 Constant Off Time 0.02 1 no no Constant Off-Time Current Mode E,I Operates with VIN to 1.2V, LT1615 has 350mA Current Limit 1.2 - - LTspice File - no no 1999-07-28 $1.70 (LT1615ES5) Internal Power Switch Boost,Micropower Boost,SEPIC Regulators 8.1mm² (SOT-23) 1mm (SOT-23) Lead,Matte Tin no yes
LT1614 1 .92 12 1.2 Inverting yes MS-8,SO-8 no - 24 30 600 1 5 no no - C,I Vin to 1V, low battery detect - - LTspice Model - no no 1998-07-17 $2.40 (LT1614CS8) Inverting Regulators 14.7mm² (MS-8),31mm² (SO-8) 1.1mm (MS-8),1.75mm (SO-8) Lead,Matte Tin no yes
LTC3569 3 2.5 5.5 1.2 2 Buck yes 3x3 QFN-20,3x4 QFN-20,TSSOP-16 yes Burst Mode, Resistor Set Frequency, External Synchronization, Power Good, 100% Duty Cycle 0.425 5.5 Vin 1MHz - 3MHz 1.2MHz - 3MHz 2250 0.022 0.1 no no 1 Constant Frequency Current Mode E,I Triple Buck Regulator with 1.2A and Two 600mA Outputs 2 Buck Buck Buck 0.425 5.5 0.425 5.5 1 1 0.6 0.6 LTspice File DC1340A no no 2009-01-05 $3.10 (LTC3569EUD) Internal Power Switch Buck,Micropower Buck Regulators,Multiple Output Buck 9mm² (3x3 QFN-20),12mm² (3x4 QFN-20),32.6mm² (TSSOP-16) 0.75mm (3x4 QFN-20),0.75mm (3x3 QFN-20),1.1mm (TSSOP-16) Lead,Matte Tin no yes
LT1615-1 1 1 15 0.1 Boost, Sepic, Flyback yes SOT-23 no - 1.23 36 36 Constant Off Time 0.02 1 no no Constant Off-Time Current Mode E,I Operates with VIN to 1V, LT1615-1 has 100mA Current Limit 1 - - LTspice File - no no 1999-07-28 $1.70 (LT1615ES5-1) Internal Power Switch Boost,Micropower Boost,SEPIC Regulators 8.1mm² (SOT-23) 1mm (SOT-23) Lead,Matte Tin no yes
LTC3568 1 2.5 5.5 1.8 3 Buck yes 3x3 DFN-10 yes Burst Mode, External Synchronization, 100% Duty Cycle 0.8 5 Vin 0.4MHz - 4MHz 4000 0.062 0.1 no no 1 Constant Frequency Current Mode E,I Selectable Burst Mode Operation - - LTspice File,LTpowerCAD File DC1206A no no 2007-04-26 $2.95 (LTC3568EDD) Internal Power Switch Buck,Micropower Buck Regulators 9mm² (3x3 DFN-10) 0.75mm (3x3 DFN-10) Matte Tin no yes
LTC3676 7 2.7 5.5 2.5 3 Buck yes 6x6 QFN-40,7x7 LQFP-48 yes Burst Mode, LDO, DDR Mode, Pushbutton Reset, Power Good, Adjustable Slew Rate 0.8 5.5 5.5V 2.25MHz or 1.12MHz 2250 0.023 12 no no 1 Constant Frequency Current Mode E,I,H LTC3676-1 has ±1.5A DDR, VTTR ref Buck Buck Buck Buck 0.8 5.5 0.8 5.5 3 2 2.5 1.5 Linduino File DC1976A-A,DC1976A-B yes no 2012-06-14 $5.50 (LTC3676EUJ-1) DDR Memory/Bus Termination,Digitally Programmable Regulators,Extended Temperature (H & MP) Switching Regulators,Multitopology DC/DC 36mm² (6x6 QFN-40),81mm² (7x7 LQFP-48) 0.75mm (6x6 QFN-40),1.6mm (7x7 LQFP-48) Matte Tin no yes
LTC3565 1 2.5 5.5 1.25 2.1 Buck yes 3x3 DFN-10,MS-10E yes Burst Mode, Resistor Set Frequency, External Synchronization, Power Good, 100% Duty Cycle 0.6 5.5 Vin 400kHz - 4MHz 400kHz - 4MHz 4000 0.04 0.1 no no 1 Constant Frequency Current Mode E,I 100% Duty Cycle 2 - - LTspice File,LTpowerCAD File DC1159A no no 2009-01-07 $2.00 (LTC3565EDD) Internal Power Switch Buck,Micropower Buck Regulators 9mm² (3x3 DFN-10),14.7mm² (MS-10E) 0.75mm (3x3 DFN-10),1.1mm (MS-10E) Matte Tin no yes
LT1766 1 5.5 60 1.2 2 Buck, Inverting yes SSOP-16,TSSOP-16 no Fixed Output, External Synchronization 1.2 54 .90VIN 35 228kHz - 700kHz 200 2.5 25 no no 1 Constant Frequency Current Mode E,I,H Fixed Output of 5V Available 2 - - LTspice File DC326B,DC326C no no 2001-05-02 $3.65 (LT1766EGN-5) Extended Temperature (H & MP) Switching Regulators,High Input Voltage Buck,Internal Power Switch Buck 30.9mm² (SSOP-16),32.6mm² (TSSOP-16) 1.1mm (TSSOP-16),1.75mm (SSOP-16) Lead,Matte Tin no yes
LTC3548A 2 2.5 5.5 0.8 1.2 Buck yes 3x3 DFN-10,MS-10E yes Burst Mode, External Synchronization, 100% Duty Cycle 0.6 5 Vin 1.8MHz - 2.7MHz 2250 0.04 0.1 no no 1 Constant Frequency Current Mode E,I LTC3548A Improved ESD, Burst Mode, 116ms POR Delay 2 Buck Buck - 0.6 0.7 0.4 LTspice Model - no no 2005-03-18 $2.60 (LTC3548AEDD) Internal Power Switch Buck,Micropower Buck Regulators,Multiple Output Buck 9mm² (3x3 DFN-10),14.7mm² (MS-10E) 0.75mm (3x3 DFN-10),1.1mm (MS-10E) Matte Tin no yes
LT1934-1 1 3.2 34 0.3 0.12 Buck yes 2x3 DFN-6,SOT-23 no Burst Mode 1.25 28 .83VIN Constant Off Time 0.012 0.01 no no 1 Constant Off-Time Current Mode E,I LT1934-1 Optimized For < 60mA Output Currents 1.6 - - LTspice File DC544A no no 2002-10-07 $2.26 (LT1934EDCB-1) Internal Power Switch Buck,Micropower Buck Regulators 6mm² (2x3 DFN-6),8.1mm² (SOT-23) 0.75mm (2x3 DFN-6),1mm (SOT-23) Matte Tin,Lead no yes
LT1934 1 3.2 34 0.3 0.4 Buck yes 2x3 DFN-6,SOT-23 no Burst Mode 1.25 28 .83VIN Constant Off Time 0.012 0.01 no no 1 Constant Off-Time Current Mode E,I LT1934 300mA Output Current 1.6 - - LTspice File DC544A no no 2002-10-07 $2.26 (LT1934EDCB) Internal Power Switch Buck,Micropower Buck Regulators 6mm² (2x3 DFN-6),8.1mm² (SOT-23) 0.75mm (2x3 DFN-6),1mm (SOT-23) Matte Tin,Lead no yes
LT1933 1 3.6 36 0.6 1.05 Buck yes 2x3 DFN-6,SOT-23 no - 1.245 31.68 .88VIN 500 1.6 1 no no 1 Constant Frequency Current Mode E,I,H 600mA, 500kHz Step-Down Switching Regulator in SOT-23 1.6 - - LTspice File DC1092A,DC662A no no 2004-08-14 $1.95 (LT1933ES6) Extended Temperature (H & MP) Switching Regulators,Internal Power Switch Buck 6mm² (2x3 DFN-6),8.1mm² (SOT-23) 0.75mm (2x3 DFN-6),1mm (SOT-23) Lead,Matte Tin no yes
LTC3601 1 4 15 1.5 2.2 Buck yes 3x3 QFN-16,MS-16E yes Burst Mode, Resistor Set Frequency, External Synchronization, Tracking, Power Good 0.6 14.52 0.96Vin 800kHz - 4MHz 800kHz - 4MHz 4000 0.3 14 no no 1 Constant Frequency Controlled On-Time Current Mode E,I 1.5A, 15V Monolithic Synchronous Step-Down Regulator - - LTspice File,LTpowerCAD File DC1353A,DC1454A no no 2009-07-29 $2.30 (LTC3601EMSE) Internal Power Switch Buck 9mm² (3x3 QFN-16),19.8mm² (MS-16E) 0.75mm (3x3 QFN-16),1.1mm (MS-16E) Matte Tin no yes
LT1936 1 3.6 36 1.4 2.2 Buck yes MS-8 no - 1.2 31.32 0.87VIN 500 1.8 0.1 no no 1 Constant Frequency Current Mode E,I,H 1.4A, 500kHz Step-Down Switching Regulator - - LTspice File DC825A no no 2005-03-18 $2.75 (LT1936EMS8E) Extended Temperature (H & MP) Switching Regulators,Internal Power Switch Buck 14.7mm² (MS-8) 1.1mm (MS-8) Lead,Matte Tin no yes
LT1939 2 3 25 2 2.8 Buck, LDO yes 3x3 DFN-12 no LDO, Tracking, Resistor Set Frequency, External Synchronization, Power Good 0.8 24.25 .97Vin 250kHz to 2.2MHz 250kHz to 2.2MHz 2200 2.5 12 no no 1 Constant Frequency Current Mode E,I 2A, 25V Step-Down with LDO Controller Buck LDO - 0.8 24.2 1 LTspice File,LTpowerCAD Model DC1293A no no 2008-01-08 $3.05 (LT1939EDD) Buck Regulator Plus LDO,Internal Power Switch Buck,Multitopology DC/DC 9mm² (3x3 DFN-12) 0.75mm (3x3 DFN-12) Matte Tin no yes
LT1938 1 3.6 25 2.2 3.6 Buck yes 3x3 DFN-10 no Integrated Boost Diode, Power Good, Resistor Set Frequency 1.265 23.875 .95Vin 300kHz - 2.8MHz 2800 0.4 0.1 no no 1 Constant Frequency Current Mode E,I - - LTspice File,LTpowerCAD Model DC1273A no no 2007-10-03 $2.75 (LT1938EDD) Internal Power Switch Buck 9mm² (3x3 DFN-10) 0.75mm (3x3 DFN-10) Matte Tin no yes
LT1931A 1 2.6 16 1.2 Inverting yes SOT-23 no - 34 36 2200 4.2 0.01 no no - E,I Inverting DC/DC Converters in ThinSOT, LT1931A 2.2MHz Switching Inverting - - LTspice File DC397A,DC383B no no 2000-07-21 $2.06 (LT1931AES5) Inverting Regulators,LCD/CCD/OLED Bias 8.1mm² (SOT-23) 1mm (SOT-23) Lead,Matte Tin no yes
LT1931 1 2.6 16 1.2 Inverting yes SOT-23 no - 34 36 1200 4.2 0.01 no no - E,I Inverting DC/DC Converters in ThinSOT, LT1931 1.2MHz Switching Inverting - - LTspice File DC397A,DC383B no no 2000-07-21 $2.06 (LT1931ES5) Inverting Regulators,LCD/CCD/OLED Bias 8.1mm² (SOT-23) 1mm (SOT-23) Matte Tin,Lead no yes
LTC3704 1 2.5 36 20 Inverting no MS-10 no No Rsense, Resistor Set Frequency, External Synchronization, Burst Mode 72 -3, -5, -12 and higher 80 50kHz to 1MHz 50kHz to 1MHz 1000 0.250 10 no None no - E,I Positive to negative converter - LTspice File DC518A,DC524A no no 2002-02-21 $1.85 (LTC3704EMS) Inverting Regulators 14.7mm² (MS-10) 1.1mm (MS-10) Lead,Matte Tin no yes
LTC3703-5 1 9.3 60 20 20 Buck, Boost no SSOP-16,SSOP-28 yes No Rsense, Resistor Set Frequency, External Synchronization 0.8 55.8 100V 100 100kHz to 600kHz Up to 600kHz 600 1.7 25 no None no 1 Constant Frequency Current Mode E,I LTC3703 60Vin, 4.5V to 15V MOSFET Gate Drive, UV+ 3.7V, UV- 3.1V 1 - LTspice File - no no 2003-12-24 $3.10 (LTC3703EGN-5) External Power Switch Boost,External Power Switch Buck Controllers,High Input Voltage Buck 30.9mm² (SSOP-16),86.1mm² (SSOP-28) 1.75mm (SSOP-16),2mm (SSOP-28) Lead,Matte Tin no yes
LT1768 1 8 24 1.5 CCFL no SSOP-16 no - 60 7 no no - C,I High Power CCFL Controller for Wide Dimming Range and Maximum Lamp Lifetime CCFL - - - DC354A no no 2000-10-02 $4.10 (LT1768CGN) LCD/CCD/OLED Bias 30.9mm² (SSOP-16) 1.75mm (SSOP-16) Lead,Matte Tin no yes
LTC3547B 2 2.5 5.5 0.3 0.55 Buck yes 3x2 DFN-8 yes Fixed Output, 100% Duty Cycle 0.6 5.5 Vin 2250 0.45 0.1 no no 1 Constant Frequency Current Mode E,I LTC3547B Disables Burst Mode 2 Buck Buck - 0.6 0.55 0.3 LTspice Model,LTpowerCAD Model DC1013A no no 2006-09-12 $1.95 (LTC3547BEDDB-1) Internal Power Switch Buck,Multiple Output Buck 6mm² (3x2 DFN-8) 0.75mm (3x2 DFN-8) Lead,Matte Tin no yes
LTC3600 1 4 15 1.5 2 Buck yes 3x3 DFN-12,MS-12E yes Current Source Reference, Resistor Set Frequency, External Synchronization, Power Good, Tracking 0 14.5 Vin - 0.5V 200kHz - 4MHz 200kHz - 4MHz 4000 0.7 0 no no 1 Constant Frequency Current Mode E,I Single Resistor Sets VOUT, VOUT Down To Zero Volts - - LTspice File,LTpowerCAD File DC1667A yes no 2011-12-13 $2.80 (LTC3600EDD) Internal Power Switch Buck 9mm² (3x3 DFN-12),19.8mm² (MS-12E) 0.75mm (3x3 DFN-12),1.1mm (MS-12E) Matte Tin no yes
LTC3545 3 2.25 5.5 0.8 1.3 Buck yes 3x3 QFN-16 yes Burst Mode, External Synchronization, Power Good, 100% Duty Cycle 0.6 5.5 Vin 1MHz - 3MHz 2250 0.058 0.1 no no 1 Constant Frequency Current Mode E,I Triple 800mA Synchronous Step-Down Regulator 2 Buck Buck Buck 0.6 5.5 0.6 5.5 1.3 1.3 0.8 .8 LTspice File DC1193A-A,DC1193A-B no no 2008-01-18 $3.10 (LTC3545EUD-1) Internal Power Switch Buck,Micropower Buck Regulators,Multiple Output Buck 9mm² (3x3 QFN-16) 0.75mm (3x3 QFN-16) Matte Tin no yes
LTC3546 2 2.25 5.5 2 3.2 Buck yes 4x5 QFN-28,TSSOP-28 yes Burst Mode, Resistor Set Frequency, External Synchronization, Power Good, Tracking, 100% Duty Cycle 0.6 5 Vin 750kHz - 4MHz 750kHz - 4MHz 2250 0.16 0.2 no no 1 Constant Frequency Current Mode E,I Dual Synchronous, 3A/1A or 2A/2A Configurable Buck Buck Buck - .8 3.2 2 LTspice File DC1086A,DC1087A no no 2009-01-22 $3.75 (LTC3546EUFD) Internal Power Switch Buck,Multiple Output Buck 20mm² (4x5 QFN-28),62.7mm² (TSSOP-28) 0.75mm (4x5 QFN-28),1.2mm (TSSOP-28) Matte Tin no yes
LTC3728L 2 4 30 25 25 Buck no 5x5 QFN-32,SSOP-28 yes PolyPhase, External Synchronization, Power Good, Burst Mode, Soft Start 0.8 7 7V 250kHz - 500kHz 550 0.45 20 no Rsense yes 2 C,E,I Small package, high frequency Buck Buck 0.8 25 25 LTspice Model DC392A-C,DC898A-A,DC898A-B,DC899A no no 2001-07-24 $4.30 (LTC3728LXCUH) External Power Switch Buck Controllers,Multiple Output Buck 25mm² (5x5 QFN-32),61.9mm² (SSOP-28) 0.75mm (5x5 QFN-32),1.75mm (SSOP-28) Lead,Matte Tin no yes
LTC3615 2 2.25 5.5 3 6 Buck yes 4x4 QFN-24,TSSOP-24 yes Burst Mode, Resistor Set Frequency, External Synchronization, Tracking, Anti-Phase Switching, DDR Mode, 100% Duty Cycle 0.6 5.5 Vin 6 Up to 4MHz Up to 4MHz 4000 0.13 0.1 no yes 2 Constant Frequency Current Mode E,I,H,MP Selectable 0°/90°/180° (LTC3615) or 140°/180° (LTC3615-1) Buck Buck - 0.6 6 3 LTspice File,LTpowerCAD File DC1435A,DC1572A no no 2010-04-21 $3.95 (LTC3615EUF-1) DDR Memory/Bus Termination,Extended Temperature (H & MP) Switching Regulators,Internal Power Switch Buck,Micropower Buck Regulators,Multiple Output Buck 16mm² (4x4 QFN-24),50.6mm² (TSSOP-24) 0.75mm (4x4 QFN-24),1.2mm (TSSOP-24) Matte Tin,Lead no yes
LT3504 4 3.2 40 1 1.75 Buck yes 4x5 QFN-28 no 100% Duty Cycle, Resistor Set Frequency, External Synchronization, Anti-Phase Switching, Tracking 0.8 40 Vin 250kHz - 2.2MHz 350kHz - 2.2MHz 2200 2.7 0.01 no no Constant Frequency Current Mode E,I Quad 1A Buck, On-Chip Boost Allows 100% Duty Cycle 2 Buck Buck Buck Buck 0.8 40 0.8 40 1.75 1.75 1 1 LTspice File DC1207A no no 2012-07-06 $3.50 (LT3504EUFD) Internal Power Switch Buck,Multiple Output Buck 20mm² (4x5 QFN-28) 0.75mm (4x5 QFN-28) Matte Tin no yes
LTC3899 3 4.5 60 15 15 Buck, Buck, Boost no 5x7 QFN-38,TSSOP-38 yes Burst Mode, Resistor Set Frequency, External Synchronization, Tracking 0.8 59.4 60V 60 75kHz - 850kHz 50kHz - 900kHz 900 0.039 3.6 no Rsense, DCR no 1 Constant Frequency Current Mode E,I,H,MP 60V Low IQ, Triple Output, Buck/Buck/Boost Synchronous Controller 1.5 4.5 Buck Buck Boost 0.8 59.4 1.2 60 15 15 15 LTspice Model DC1898A no no 2015-02-02 $4.95 (LTC3899EUHF) Extended Temperature (H & MP) Switching Regulators,External Power Switch Boost,External Power Switch Buck Controllers,High Input Voltage Buck,Micropower Buck Regulators,Multiple Output Buck,Multitopology DC/DC 35mm² (5x7 QFN-38),62.7mm² (TSSOP-38) 0.75mm (5x7 QFN-38),1.2mm (TSSOP-38) Matte Tin no yes
LT3502 1 3 40 0.5 0.9 Buck yes 2x2 DFN-8,MS-10 no Integrated Boost Diode 0.8 36 .9Vin 2200 1.5 0.5 no no 1 Constant Frequency Current Mode E,I LT3502 1.1MHz, LT3502A 2.2MHz 2 - - LTspice File,LTpowerCAD Model DC1221A,DC1089B,DC1221B no no 2007-04-30 $1.95 (LT3502EDC) High Input Voltage Buck,Internal Power Switch Buck 4mm² (2x2 DFN-8),14.7mm² (MS-10) 0.75mm (2x2 DFN-8),1.1mm (MS-10) Matte Tin,Lead no yes
LT3505 1 3.6 36 1.2 1.75 Buck yes 3x3 DFN-8,MS-8 no Resistor Set Frequency 0.78 33.84 .94Vin 200kHz - 3MHz 3000 2 0.01 no no 1 Constant Frequency Current Mode E,I 1.9 - - LTspice File,LTpowerCAD Model DC1023A,DC1395A no no 2006-08-28 $2.40 (LT3505EDD) Internal Power Switch Buck 9mm² (3x3 DFN-8),14.7mm² (MS-8) 0.75mm (3x3 DFN-8),1.1mm (MS-8) Lead,Matte Tin no yes
LT3506 2 3.6 25 1.6 2.6 Buck yes 5x4 DFN-16,TSSOP-16 no Anti-Phase Switching, Sequencing, Power Good 0.8 23.25 .93Vin 575 3.8 30 no yes 2 Constant Frequency Current Mode E,I Dual 1.6A Buck, LT3506 575kHz Switching Frequency Buck Buck - 1.25 2.6 1.6 LTspice File,LTpowerCAD Model DC958A no no 2006-09-13 $2.95 (LT3506EDHD) Internal Power Switch Buck,Multiple Output Buck 20mm² (5x4 DFN-16),32.6mm² (TSSOP-16) 0.75mm (5x4 DFN-16),1.1mm (TSSOP-16) Lead,Matte Tin no yes
LT3507A 4 4 36 2.7 4.3 Buck, LDO yes 5x7 QFN-38,TSSOP-38 no Anti-Phase Switching, Resistor Set Frequency, External Synchronization, Tracking, LDO 0.8 32.4 0.9Vin 250kHz - 2.5MHz 250kHz - 2.5MHz 2500 5 1 no no 1 Constant Frequency Current Mode E,I,H Triple Step-Down (2.7A & Two 1.8A), LDO, Improved Iout Buck Buck Buck LDO 0.6 32.4 0.6 32.4 2.9 2.9 1.8 1.8 LTspice File,LTpowerCAD Model DC1781A no no 2011-06-27 $4.25 (LT3507AEUHF) Buck Regulator Plus LDO,Extended Temperature (H & MP) Switching Regulators,Internal Power Switch Buck,Multiple Output Buck,Multitopology DC/DC 35mm² (5x7 QFN-38),62.7mm² (TSSOP-38) 0.75mm (5x7 QFN-38),1.2mm (TSSOP-38) Matte Tin no yes
LT3507 4 4 36 2.4 4.3 Buck, LDO yes 5x7 QFN-38 no LDO, Tracking, Power Good, Resistor Set Frequency, External Synchronization 0.8 32.4 0.9Vin 250kHz - 2.5MHz 250kHz - 2.5MHz 2500 2 1 no no 1 Constant Frequency Current Mode E,I,H Triple Step-Down (2.4A & Two 1.5A), LDO Controller Buck Buck Buck LDO 0.8 32.4 0.8 32.4 2.9 2.9 1.5 1.5 LTspice File,LTpowerCAD Model DC1161B no no 2008-04-11 $4.25 (LT3507EUHF) Buck Regulator Plus LDO,Extended Temperature (H & MP) Switching Regulators,Internal Power Switch Buck,Multiple Output Buck,Multitopology DC/DC 35mm² (5x7 QFN-38) 0.75mm (5x7 QFN-38) Matte Tin no yes
LT3506A 2 3.6 25 1.6 2.6 Buck yes 5x4 DFN-16,TSSOP-16 no Anti-Phase Switching, Sequencing, Power Good 0.8 23.25 .93Vin 1100 3.8 30 no yes 2 Constant Frequency Current Mode E,I Dual 1.6A Buck, LT3506A 1.1MHz Switching Frequency Buck Buck - 1.25 2.6 1.6 LTspice File,LTpowerCAD Model DC958A no no 2006-09-13 $2.95 (LT3506AEDHD) Internal Power Switch Buck,Multiple Output Buck 20mm² (5x4 DFN-16),32.6mm² (TSSOP-16) 0.75mm (5x4 DFN-16),1.1mm (TSSOP-16) Lead,Matte Tin no yes
LT3501 2 3.3 25 3 4 Buck yes TSSOP-20 no Anti-Phase Switching, Tracking, Power Good, Resistor Set Frequency, External Synchronization 0.8 23.75 .95Vin 250kHz - 1.5MHz 250kHz - 1.5MHz 1500 3.5 9 no yes 2 Constant Frequency Current Mode E,I Dual 3A Buck Buck Buck - 1.25 4 3 LTspice File,LTpowerCAD Model DC964A no no 2006-10-20 $3.50 (LT3501EFE) Internal Power Switch Buck,Multiple Output Buck 42.2mm² (TSSOP-20) 1.2mm (TSSOP-20) Lead,Matte Tin no yes
LT3500 2 3 36 2 2.8 Buck, LDO yes 3x3 DFN-12,MS-16E no External Synchronization, Resistor Set Frequency, Power Good, LDO 0.8 34.92 .97Vin 40 250kHz - 2.2MHz 250kHz - 2.2MHz 2200 2.5 12 no no 1 Constant Frequency Current Mode E,I,H 2A, 36V Step-Down with LDO Controller Buck LDO - 0.8 36 1 LTspice File,LTpowerCAD Model DC1069A no no 2007-10-12 $3.25 (LT3500EDD) Buck Regulator Plus LDO,Extended Temperature (H & MP) Switching Regulators,High Input Voltage Buck,Internal Power Switch Buck,Multitopology DC/DC 9mm² (3x3 DFN-12),19.8mm² (MS-16E) 0.75mm (3x3 DFN-12),1.1mm (MS-16E) Matte Tin no yes
LTC3632 1 4.5 50 0.02 0.05 Buck yes 3x3 DFN-8,MS-8 yes Burst Mode, Overvoltage Protection, 100% Duty Cycle 0.8 50 Vin 60 0.012 3 no no 1 Variable Frequency Current Mode E,I 60V Transient Protection, 100% Duty Cycle 1 - - LTspice File DC1507A no no 2009-05-08 $2.45 (LTC3632EDD) High Input Voltage Buck,Internal Power Switch Buck,Micropower Buck Regulators 9mm² (3x3 DFN-8),14.7mm² (MS-8) 0.75mm (3x3 DFN-8),1.1mm (MS-8) Matte Tin no yes
LTC3631 1 4.5 45 0.1 0.225 Buck yes 3x3 DFN-8,MS-8 yes Burst Mode, 100% Duty Cycle 0.8 45 Vin 60 0.012 3 no no 1 Variable Frequency Current Mode E,I 60V Transient Protection, 100% Duty Cycle 1 - - LTspice File DC1499A no no 2009-04-28 $2.95 (LTC3631EMS8E-5) High Input Voltage Buck,Internal Power Switch Buck,Micropower Buck Regulators 9mm² (3x3 DFN-8),14.7mm² (MS-8) 0.75mm (3x3 DFN-8),1.1mm (MS-8) Matte Tin no yes
LT3467 1 2.2 16 1.1 Boost, Sepic, Flyback yes 3x2 DFN-8,SOT-23 no - 1.255 40 42 1300 1.2 0.01 no no Constant Frequency Current Mode E,I LT3467 1.3MHz Switching Frequency 2.2 Boost, Sepic, Flyback - - 40 LTspice File DC647A no no 2003-06-20 $1.81 (LT3467EDDB) Internal Power Switch Boost,LCD/CCD/OLED Bias,SEPIC Regulators 6mm² (3x2 DFN-8),8.1mm² (SOT-23) 0.75mm (3x2 DFN-8),1mm (SOT-23) Lead,Matte Tin no yes
LTC7813 2 2.2 60 20 25 Boost, Buck no 5x5 QFN-32 yes Burst Mode, External Synchronization, Resistor Set Frequency, Tracking 0.8 60 60V 70 115kHz - 835kHz 75kHz - 850kHz 850 0.034 3.6 no Rsense, DCR no 1 Constant Frequency Current Mode E,I,H,MP Low IQ, 60V Synchronous Boost+Buck Controller 1.5 4.5 Boost Buck 25 20 LTspice Model,LTpowerCAD Model DC2435A-A,DC2435A-B,DC2435A-C no yes 2016-03-16 $4.82 (LTC7813EUH) Extended Temperature (H & MP) Switching Regulators,External Power Switch Buck Controllers,External Power Switch Buck-Boost,High Input Voltage Buck,Micropower Buck Regulators,Multitopology DC/DC 25mm² (5x5 QFN-32) 0.75mm (5x5 QFN-32) Matte Tin no yes
LTC7812 2 2.5 38 20 25 Boost, Buck no 5x5 QFN-32 yes Burst Mode, External Synchronization, Resistor Set Frequency, Tracking 0.8 60 60 115kHz - 835kHz 75kHz - 850kHz 850 0.033 10 Rsense, DCR no Constant Frequency Current Mode E,I,H Low IQ, 38V Synchronous Boost+Buck Controller 1.5 4.5 Buck Boost 24 25 20 LTpowerCAD File,LTspice Model DC2422A-A,DC2422A-B,DC2422A-C no yes 2015-10-08 $4.00 (LTC7812EUH) Extended Temperature (H & MP) Switching Regulators,External Power Switch Boost,External Power Switch Buck Controllers,External Power Switch Buck-Boost,Micropower Buck Regulators,Multitopology DC/DC 25mm² (5x5 QFN-32) 0.75mm (5x5 QFN-32) Matte Tin no yes
LTC7138 1 4 140 0.4 0.610 Buck yes MS-16E no Burst Mode, Programmable Output Current Limit, 100% Duty Cycle, Fixed Output 0.8 140 Vin 0.012 1.4 no no 1 Hysteretic Mode Control E,I,H,MP High Efficiency, 140V 400mA Step-Down Regulator 1 Buck LTspice File DC2172A yes no 2015-01-09 $3.80 (LTC7138EMSE) Extended Temperature (H & MP) Switching Regulators,High Input Voltage Buck,Internal Power Switch Buck,Micropower Buck Regulators 19.8mm² (MS-16E) 1.1mm (MS-16E) Matte Tin no yes
LTC3639 1 4 150 0.1 0.23 Buck yes MS-16E yes Burst Mode, Fixed Output, 100% Duty Cycle 0.8 150 Vin 0.012 1.4 no no 1 Hysteretic Mode Control E,I,H,MP 100% Duty Cycle, Pin-Strapped Fixed 1.8V/3.3V/5V or Adj VOUT 1 - - LTspice File DC1901A yes no 2013-04-15 $3.65 (LTC3639EMSE) Extended Temperature (H & MP) Switching Regulators,High Input Voltage Buck,Internal Power Switch Buck,Micropower Buck Regulators 19.8mm² (MS-16E) 1.1mm (MS-16E) Matte Tin no yes
LT3508 2 3.7 36 1.4 2.6 Buck yes 4x4 QFN-24,TSSOP-16 no External Synchronization, Resistor Set Frequency, Anti-Phase Switching, Tracking, Power Good 0.8 35.28 0.98Vin 250kHz - 2.5MHz 250kHz - 2.5MHz 2500 4.3 0.1 no yes 2 Constant Frequency Current Mode E,I,H Dual 1.4A Buck Buck Buck - 0.8 2.6 1.4 LTspice File,LTpowerCAD Model DC1060A no no 2007-01-22 $3.35 (LT3508EUF) Extended Temperature (H & MP) Switching Regulators,Internal Power Switch Buck,Multiple Output Buck 16mm² (4x4 QFN-24),32.6mm² (TSSOP-16) 0.75mm (4x4 QFN-24),1.1mm (TSSOP-16) Matte Tin no yes
LT3509 2 3.6 36 0.7 1.4 Buck yes 4x3 DFN-14,MS-16E no Overvoltage Protection, Resistor Set Frequency, External Synchronization 0.8 35.28 0.98Vin 60 300kHz - 2.2MHz 300kHz - 2.2MHz 2200 1.9 9 no no 1 Constant Frequency Current Mode E,I,H Dual 36V, 700mA Step-Down Regulator 2 Buck Buck - 0.8 1.4 0.7 LTspice File,LTpowerCAD Model DC1248A no no 2009-01-08 $2.95 (LT3509EDE) Extended Temperature (H & MP) Switching Regulators,High Input Voltage Buck,Internal Power Switch Buck,Multiple Output Buck 12mm² (4x3 DFN-14),19.8mm² (MS-16E) 0.75mm (4x3 DFN-14),1.1mm (MS-16E) Matte Tin no yes
LT3579 1 2.5 16 7.5 Boost, Sepic, Flyback, Inverting yes 4x5 QFN-20,TSSOP-20 no Output Short Circuit Protection, PolyPhase, External Synchronization, Resistor Set Frequency 1.215 42 42V 42 40 200kHz - 2.5MHz 200kHz - 2.5MHz 2500 1.9 0 no no Constant Frequency Current Mode E,I 6A Boost/Inverting DC/DC Converter with Fault Protection 2.5 Boost, Inverting, Sepic - - LTspice File,LTpowerCAD Model DC1514A,DC1661A yes no 2010-04-28 $3.30 (LT3579EUFD) Flyback, Forward and Isolated Controllers,Internal Power Switch Boost,Inverting Regulators,LCD/CCD/OLED Bias,SEPIC Regulators 20mm² (4x5 QFN-20),42.2mm² (TSSOP-20) 0.75mm (4x5 QFN-20),1.2mm (TSSOP-20) Matte Tin no yes
LT3575 1 3 40 3.5 Flyback yes TSSOP-16 no Boundary Mode Operation, No Opto Isolator 60 60V 60 1000 4.5 0 no no - E,I Isolated Flyback Converter without an Opto-Coupler - - LTspice File DC1643A yes no 2010-07-15 $2.97 (LT3575EFE) Flyback, Forward and Isolated Controllers 32.6mm² (TSSOP-16) 1.1mm (TSSOP-16) Matte Tin no yes
LT3574 1 3 40 0.9 Flyback yes MS-16 no Boundary Mode Operation, No Opto Isolator 1000 3.5 0 no no - E,I Isolated Flyback Converter Without an Opto-Coupler - - LTspice File DC1636A no no 2010-01-26 $2.76 (LT3574EMS) Flyback, Forward and Isolated Controllers 19.8mm² (MS-16) 1.1mm (MS-16) Matte Tin no yes
LT3579-1 1 2.5 16 7.5 Boost, Inverting, Sepic yes 4x5 QFN-20,TSSOP-20 no Output Short Circuit Protection, PolyPhase, External Synchronization, Resistor Set Frequency 42 42V 42 40 200kHz - 2.5MHz 200kHz - 2.5MHz 2500 1.9 0 Constant Frequency Current Mode E,I 6A Boost/Inverting DC/DC Converter with Fault Protection, Dual Phase Capable 2.5 Boost, Inverting, Sepic LTspice File,LTpowerCAD Model DC1514A,DC1661A yes no 2010-04-28 $3.30 (LT3579EUFD-1) Flyback, Forward and Isolated Controllers,Internal Power Switch Boost,Inverting Regulators,LCD/CCD/OLED Bias,SEPIC Regulators 20mm² (4x5 QFN-20),42.2mm² (TSSOP-20) 0.75mm (4x5 QFN-20),1.2mm (TSSOP-20) Matte Tin no yes
LT3580 1 2.5 32 2.5 Boost, Sepic, Inverting yes 3x3 DFN-8,MS-8 no External Synchronization, Resistor Set Frequency 5 42 42 200kHz - 2.5MHz 200kHz - 2.5MHz 2500 1 0 no no Constant Frequency Current Mode E,I,H,MP Boost/Inverting DC/DC Converter with Soft-Start 2.5 Boost, Sepic, Flyback - - 40 LTspice File,LTpowerCAD Model DC1144A-A,DC1144A-B no no 2007-08-23 $2.00 (LT3580EDD) Extended Temperature (H & MP) Switching Regulators,Internal Power Switch Boost,Inverting Regulators,LCD/CCD/OLED Bias,SEPIC Regulators 9mm² (3x3 DFN-8),14.7mm² (MS-8) 0.75mm (3x3 DFN-8),1.1mm (MS-8) Matte Tin,Lead no yes
LTC3892-2 2 4.5 60 25 25 Buck no 5x5 QFN-32 yes Burst Mode, PolyPhase, Resistor Set Frequency, External Synchronization, Tracking 0.8 59.4 0.99Vin 50kHz - 900kHz 75kHz - 850kHz 900 0.034 3.6 no Rsense, DCR yes 2 Constant Frequency Current Mode E,I,H,MP 60V Low IQ, Dual, 2-Phase Synch Buck Controller, PGOOD, Select ILIM, Pulse Skip 1.5 Buck Buck 0.8 59.4 25 25 LTspice File,LTpowerCAD Model DC1998A,DC2190A-A,DC2190A-B,DC2493A no yes 2015-04-01 $4.94 (LTC3892EUH-2) Extended Temperature (H & MP) Switching Regulators,External Power Switch Buck Controllers,High Input Voltage Buck,Micropower Buck Regulators,Multiple Output Buck 25mm² (5x5 QFN-32) 0.75mm (5x5 QFN-32) Matte Tin no yes
LTC3895 1 4 140 10 25 Buck no TSSOP-38 yes Burst Mode, 100% Duty Cycle, Resistor Set Frequency, External Synchronization, Power Good 0.8 60 60V 50kHz to 900kHz 75kHz to 850kHz 900 0.04 10 no Rsense, DCR no 1 Constant Frequency Current Mode E,I,H 150V Low IQ, Synchronous Step-Down DC/DC Controller 1.5 Buck LTspice Model,LTpowerCAD Model DC2117A yes yes 2016-03-23 $4.70 (LTC3895EFE) Extended Temperature (H & MP) Switching Regulators,External Power Switch Buck Controllers,High Input Voltage Buck,Micropower Buck Regulators 62.7mm² (TSSOP-38) 1.2mm (TSSOP-38) Matte Tin no yes
LT3581 1 2.3 22 4.3 Boost, Sepic, Flyback, Inverting yes 4x3 DFN-14,MS-16E no Resistor Set Frequency, External Synchronization, Output Short Circuit Protection 1.215 42 42V 42 Up to 2.5MHz Up to 2.5MHz 2500 1.9 0 no no Constant Frequency Current Mode E,I,H 3.3A Boost/Inverting DC/DC Converter 2.3 - - LTspice File,LTpowerCAD Model DC1424A-A,DC1424A-B no no 2010-03-23 $2.45 (LT3581EDE) Extended Temperature (H & MP) Switching Regulators,Flyback, Forward and Isolated Controllers,Internal Power Switch Boost,Inverting Regulators,LCD/CCD/OLED Bias,SEPIC Regulators 12mm² (4x3 DFN-14),19.8mm² (MS-16E) 0.75mm (4x3 DFN-14),1.1mm (MS-16E) Matte Tin no yes
LT3573 1 3 40 1.55 Flyback yes MS-16E no Boundary Mode Operation, No Opto Isolator 1000 3.5 0 no no - E,I Isolated Flyback Converter Without an Opto-Coupler - - LTspice File DC1228A yes no 2008-10-29 $2.76 (LT3573EMSE) Flyback, Forward and Isolated Controllers 19.8mm² (MS-16E) 1.1mm (MS-16E) Matte Tin no yes
LTC3896 1 4 150 25 Inverting no TSSOP-38 yes Burst Mode, Resistor Set Frequency, External Synchronization, PolyPhase, Power Good 0.8 60 60V 140 50kHz to 900kHz 75kHz to 850kHz 900 0.04 10 no Rsense, DCR yes 2 Constant Frequency Current Mode E,I,H 150V Low IQ, Synchronous Inverting DC/DC Controller 1.5 4 Inverting LTspice Model DC2447A no yes 2016-04-28 $4.70 (LTC3896EFE) Extended Temperature (H & MP) Switching Regulators,Inverting Regulators 62.7mm² (TSSOP-38) 1.2mm (TSSOP-38) Matte Tin no yes
LT3512 1 4.5 100 0.6 Flyback yes MS-16 no Boundary Mode Operation, No Opto Isolator 150 150V 150 650 3.5 0 no no - E,I,H,MP Monolithic High Voltage Isolated Flyback Converter - - LTspice File DC1803A no no 2011-02-14 $3.15 (LT3512EMS) Extended Temperature (H & MP) Switching Regulators,Flyback, Forward and Isolated Controllers 19.8mm² (MS-16 ) 1.1mm (MS-16 ) Matte Tin no yes
LT3511 1 4.5 100 0.25 Flyback yes MS-16 no Boundary Mode Operation, No Opto Isolator 150 150V 150 650 2.7 no no - E,I,H,MP Monolithic High Voltage Isolated Flyback Converter - - LTspice File DC1517A no no 2010-11-09 $2.95 (LT3511EMS) Extended Temperature (H & MP) Switching Regulators,Flyback, Forward and Isolated Controllers 19.8mm² (MS-16 ) 1.1mm (MS-16 ) Matte Tin,Lead no yes
LT3510 2 3.3 25 2 2.8 Buck yes TSSOP-20 no Anti-Phase Switching, Tracking, Power Good, Resistor Set Frequency, External Synchronization 0.8 23.75 0.95Vin 250kHz - 1.5MHz 250kHz - 1.5MHz 1500 3.5 9 no yes 2 Constant Frequency Current Mode E,I Dual Tracking 2A Buck Buck Buck - .8 2.8 2 LTspice File,LTpowerCAD Model DC1157A no no 2006-10-20 $3.25 (LT3510EFE) Internal Power Switch Buck,Multiple Output Buck 42.2mm² (TSSOP-20) 1.2mm (TSSOP-20) Lead,Matte Tin no yes
LT3513 5 4.5 30 2.2 3 Buck, Boost, Inverting yes 5x7 QFN-38 no Integrated Schottky Diode, Power Good 0.8 40 40V 40 2000 7.5 30 no no - E,I 2MHz High Current 5-Output Regulator for TFT-LCD Panels Buck Boost, Sepic, Flyback Boost Inverting 0.8 40 0.8 40 1.85 0.3 LTspice File DC1028A no no 2008-07-28 $4.25 (LT3513EUHF) LCD/CCD/OLED Bias,Multitopology DC/DC 35mm² (5x7 QFN-38) 0.75mm (5x7 QFN-38) Matte Tin no yes
LTC3897 1 4.5 65 30 Boost no 5x7 QFN-38,TSSOP-38 yes Burst Mode, Overvoltage Protection, Reverse Input Protection, PolyPhase 1.2 60 60V 60 105kHz to 760kHz 75kHz to 850kHz 760 0.055 15 no Rsense, DCR yes 4 Constant Frequency Current Mode E,I,H PolyPhase Synchronous Boost Controller with Input/ Output Protection 1 4.5 Boost LTspice File DC2108A no yes 2016-11-18 $5.50 (LTC3897EFE) Extended Temperature (H & MP) Switching Regulators,External Power Switch Boost,Micropower Boost 35mm² (5x7 QFN-38),62.7mm² (TSSOP-38) 0.75mm (5x7 QFN-38),1.2mm (TSSOP-38) Matte Tin no yes
LT3571 1 2.7 20 0.47 Boost yes 3x3 QFN-16 no Output Current Regulation, Integrated Schottky Diode, Resistor Set Frequency, External Synchronization, Soft Start 2.7 75 75 250kHz - 2MHz 250kHz - 2MHz 2000 1.7 0.1 no no Constant Frequency Current Mode E,I 75V DC/DC Converter for APD Bias 2.7 - - LTspice File DC1423A no no 2009-01-22 $2.45 (LT3571EUD) Internal Power Switch Boost 9mm² (3x3 QFN-16) 0.75mm (3x3 QFN-16) Matte Tin no yes
LT3570 2 2.1 36 1.5 2.4 Buck, Boost, LDO yes 4x4 QFN-24,TSSOP-20 no Resistor Set Frequency, External Synchronization, LDO 0.8 36 36V 36 500kHz - 2MHz Up to 2.5MHz 2500 3.2 0 no no 1 Constant Frequency Current Mode E,I 1.5A Buck, 1.5A Boost and LDO Controller 2.1 Buck Boost, Sepic, Flyback - 0.8 36 2.4 1 .020 LTspice File DC1106A no no 2008-10-08 $2.95 (LT3570EUF) Buck Regulator Plus LDO,Internal Power Switch Boost,Internal Power Switch Buck,Multitopology DC/DC 16mm² (4x4 QFN-24),42.2mm² (TSSOP-20) 0.75mm (4x4 QFN-24),1.2mm (TSSOP-20) Matte Tin no yes
LTC3630 1 4 65 0.5 1.2 Buck yes 5x3 DFN-16,MS-16E yes Burst Mode, 100% Duty Cycle 0.8 65 Vin 0.012 5 no no 12 Hysteretic Mode Control E,I,H,MP 65V 500mA Step-Down Converter, Prog 1.8V/3.3V/5V/Adj VOUT 1 - - LTspice File DC2105A-B no no 2012-05-09 $3.20 (LTC3630EDHC) Extended Temperature (H & MP) Switching Regulators,High Input Voltage Buck,Internal Power Switch Buck,Micropower Buck Regulators 15mm² (5x3 DFN-16),19.8mm² (MS-16E) 0.75mm (5x3 DFN-16),1.1mm (MS-16E) Matte Tin no yes
LTC3630A 1 4 76 0.5 1.2 Buck yes 5x3 DFN-16,MS-16E yes 100% Duty Cycle, Burst Mode, Fixed Output 0.8 76 Vin 0.012 5 no no 1 Hysteretic Mode Control E,I,H,MP 76V 500mA Step-Down Converter, Prog 1.8V/3.3V/5V/Adj VOUT 1 - - LTspice File DC2105A-A,DC1877A no no 2013-05-29 $3.30 (LTC3630AEDHC) Extended Temperature (H & MP) Switching Regulators,High Input Voltage Buck,Internal Power Switch Buck,Micropower Buck Regulators 15mm² (5x3 DFN-16),19.8mm² (MS-16E) 0.75mm (5x3 DFN-16),1.1mm (MS-16E) Matte Tin no yes
LT3483 1 2.5 16 0.2 Inverting yes 2x2 DFN-8,SOT-23 no Integrated Schottky Diode 38 40 Constant Off Time 0.04 1 no no - E,I Inverting Micropower DC/DC with Schottky, 200mA Iswitch - - LTspice File DC801A no no 2004-11-01 $2.11 (LT3483EDC) Inverting Regulators 4mm² (2x2 DFN-8),8.1mm² (SOT-23) 0.75mm (2x2 DFN-8),1mm (SOT-23) Matte Tin,Lead no yes
LT3482 1 2.5 16 0.36 Boost yes 3x3 QFN-16 no Integrated Schottky Diode, Adjustable Switching Frequency 1.235 90 48 650kHz/1.1MHz 1100 3.3 0.1 no no Constant Frequency Current Mode E,I 90V Boost DC/DC Converter with APD Current Monitor 2.5 - - LTspice File DC975A no no 2007-03-12 $3.45 (LT3482EUD) Internal Power Switch Boost 9mm² (3x3 QFN-16) 0.75mm (3x3 QFN-16) Matte Tin no yes
LT3470A 1 4 40 0.25 0.44 Buck yes 3x2 DFN-8 no Burst Mode, Integrated Boost Diode 1.25 16 16V 47 0.04 0.1 no no 1 Hysteretic Mode Control E,I,H Integrated Boost & Catch Diodes, LT3470A 4V Min Startup, 400mA Iswitch 1.2 - - LTspice File DC1382A no no 2004-12-28 $2.46 (LT3470AEDDB) High Input Voltage Buck,Internal Power Switch Buck,Micropower Buck Regulators 6mm² (3x2 DFN-8) 0.75mm (3x2 DFN-8) Matte Tin no yes
LT3483A 1 2.5 16 0.4 Inverting yes 2x2 DFN-8 no Integrated Schottky Diode 38 40 Constant Off Time 0.04 1 no no - E,I Inverting Micropower DC/DC with Schottky, 400mA Iswitch - - LTspice File DC801A no no 2004-11-01 $2.11 (LT3483AEDC) Inverting Regulators 4mm² (2x2 DFN-8) 0.75mm (2x2 DFN-8) Matte Tin no yes
LTC3646-1 1 4 40 1 1.2 Buck yes 4x3 DFN-14,MS-16E yes Resistor Set Frequency, External Synchronization, Burst Mode, Power Good 0.6 15 15V 200kHz - 3MHz 200kHz - 3MHz 3000 0.140 8 no no 1 Constant Frequency Controlled On-Time Current Mode E,I,H LTC3646-1 Vout 0.6V to 15V 1.5 - - LTspice File,LTpowerCAD File DC1731A-A,DC1731A-B,DC1820A-A,DC1820A-B yes no 2012-12-18 $2.85 (LTC3646EDE-1) Extended Temperature (H & MP) Switching Regulators,High Input Voltage Buck,Internal Power Switch Buck 12mm² (4x3 DFN-14),19.8mm² (MS-16E) 0.75mm (4x3 DFN-14),1.1mm (MS-16E) Matte Tin no yes
LTC3731H 1 4 36 60 240 Buck no 5x5 QFN-32,SSOP-24 yes PolyPhase, Differential Remote Sense, Burst Mode, Phase Shedding, External Synchronization, PLL, Power Good 0.6 6 6V 250kHz - 600kHz 600 2.3 50 no Rsense yes 3, 6, 9, 12 Constant Frequency Current Mode H 3-Phase, 600kHz, Synchronous Buck Controller H Grade 2 - LTspice Model - no no 2004-01-13 $5.00 (LTC3731HG) Extended Temperature (H & MP) Switching Regulators,External Power Switch Buck Controllers 25mm² (5x5 QFN-32),69.7mm² (SSOP-24) 0.75mm (5x5 QFN-32),2mm (SSOP-24) Lead,Matte Tin no yes
LT3481 1 3.6 36 2 3.8 Buck yes 3x3 DFN-10,MS-10E no Burst Mode, Resistor Set Frequency, External Synchronization, Power Good 1.265 20 20V 300kHz - 2.8MHz 275kHz - 475kHz 2800 0.05 0.01 no no 1 Constant Frequency Current Mode E,I,H Low Ripple Burst Mode, IQ<50μA - - LTspice File,LTpowerCAD Model DC857A no no 2006-06-01 $3.25 (LT3481EDD) Extended Temperature (H & MP) Switching Regulators,Internal Power Switch Buck,Micropower Buck Regulators 9mm² (3x3 DFN-10),14.7mm² (MS-10E) 0.75mm (3x3 DFN-10),1.1mm (MS-10E) Lead,Matte Tin no yes
LT3480 1 3.6 36 2 3.5 Buck yes 3x3 DFN-10,MS-10E no Burst Mode, Resistor Set Frequency, External Synchronization, Power Good 0.79 20 20V 60 200kHz - 2.4MHz 250kHz - 2MHz 2400 0.07 1 no no 1 Constant Frequency Current Mode E,I,H,MP Transient Protection to 60V, Low Ripple Burst Mode - - LTspice File,LTpowerCAD Model DC1091A,DC1212A-A,DC1394A no no 2007-03-06 $3.45 (LT3480EDD) Extended Temperature (H & MP) Switching Regulators,High Input Voltage Buck,Internal Power Switch Buck,Micropower Buck Regulators 9mm² (3x3 DFN-10),14.7mm² (MS-10E) 0.75mm (3x3 DFN-10),1.1mm (MS-10E) Matte Tin,Lead no yes
LTC3521 3 1.8 5.5 1 Buck-Boost, Buck, Buck yes 4x4 QFN-24,TSSOP-20 yes Burst Mode, Power Good, Output Disconnect 1.8 5.25 5.25V (buck-boost), 5.5V (buck) 1100 0.030 0.01 no no Constant Frequency Current Mode E,I Wide Vin, 1A Buck-Boost DC/DC and Dual 600mA Buck DC/DC Converters Buck-Boost Buck Buck 0.6 5.5 0.6 5.5 1.05 1.05 0.6 0.6 LTspice File DC1389A no no 2010-04-01 $3.25 (LTC3521EUF) Internal Power Switch Buck-Boost,Multitopology DC/DC 16mm² (4x4 QFN-24),42.2mm² (TSSOP-20) 0.75mm (4x4 QFN-24),1.2mm (TSSOP-20) Matte Tin no yes
LTC3619B 2 2.5 5.5 0.8 2.4 Buck yes 3x3 DFN-10,MS-10E yes Programmable Input Current Limit, Power Good, 100% Duty Cycle 0.6 5 Vin 2250 0.6 0.1 no no 1 Constant Frequency Current Mode E,I 400mA/800mA Synchronous Step-Down 3 Buck Buck - 0.6 0.8 0.4 LTspice File DC1489A-B no no 2009-09-10 $2.25 (LTC3619BEDD) Internal Power Switch Buck,Multiple Output Buck,Supercapacitor Chargers 9mm² (3x3 DFN-10),14.7mm² (MS-10E) 0.75mm (3x3 DFN-10),1.1mm (MS-10E) Matte Tin no yes
LTC3520 2 2.2 5.5 1 Buck-Boost, Buck, LDO yes 4x4 QFN-24 yes Burst Mode, Resistor Set Frequency, Sequencing, LDO, Output Disconnect, 100% Duty Cycle 0.8 5.25 Vin 100kHz - 2MHz 2000 0.055 0.01 no no 1 Constant Frequency Current Mode E,I Dual Output-Synchronous 1A Buck-Boost and a 600mA Buck 2.4 Buck Buck-Boost - 0.8 5.25 1.25 .6 LTspice Model DC1062A no no 2007-08-23 $3.50 (LTC3520EUF) Internal Power Switch Buck,Internal Power Switch Buck-Boost,Micropower Buck Regulators,Multitopology DC/DC 16mm² (4x4 QFN-24) 0.75mm (4x4 QFN-24) Matte Tin no yes
LT3477 1 2.3 25 2.66 4 Buck, Boost, Buck-Boost, LED Driver yes 4x4 QFN-20,TSSOP-20 no Output Current Regulation, Resistor Set Frequency, Differential Remote Sense 1.235 40 42 200kHz - 3.5MHz 3500 5 0.1 no no Average Output Current Control E,I 3A, DC/DC Converter with Dual Rail-to-Rail Current Sense 2.3 - - LTspice File DC1130A,DC841A no no 2005-05-05 $3.15 (LT3477EUF) Buck-Boost LED Drivers,Internal Power Switch Boost,Multitopology LED Driver,SEPIC Regulators,Step-Down (Buck) LED Drivers,Step-Up (Boost) LED Drivers 16mm² (4x4 QFN-20),42.2mm² (TSSOP-20) 0.75mm (4x4 QFN-20),1.2mm (TSSOP-20) Lead,Matte Tin no yes
LTC3731 1 4 36 65 65 Buck no 5x5 QFN-32,SSOP-24 yes PolyPhase, Differential Remote Sense, Burst Mode, Phase Shedding, External Synchronization, PLL, Power Good 0.6 6 6V 250kHz - 600kHz 600 2.3 50 no Rsense yes 3, 6, 9, 12 Constant Frequency Current Mode C,I 3-Phase, 600kHz, Synchronous Buck Controller 1 - LTspice File DC438A,DC558A,DC561A-A,DC561A-B,DC721A-A no no 2004-01-13 $4.35 (LTC3731CG) External Power Switch Buck Controllers 25mm² (5x5 QFN-32),69.7mm² (SSOP-24) 0.75mm (5x5 QFN-32),2mm (SSOP-24) Lead,Matte Tin no yes
LTC3619 2 2.5 5.5 0.8 1.6 Buck yes 3x3 DFN-10,MS-10E yes Programmable Input Current Limit, Burst Mode, Power Good, 100% Duty Cycle 0.6 5 Vin 2250 0.05 0.1 no no 1 Constant Frequency Current Mode E,I 400mA/800mA Synchronous Step-Down 3 Buck Buck - 0.6 0.8 0.4 LTspice Model DC1489A-A no no 2009-09-22 $2.25 (LTC3619EDD) Internal Power Switch Buck,Micropower Buck Regulators,Multiple Output Buck,Supercapacitor Chargers 9mm² (3x3 DFN-10),14.7mm² (MS-10E) 0.75mm (3x3 DFN-10),1.1mm (MS-10E) Matte Tin no yes
LT3470 1 4 40 0.2 0.325 Buck yes 3x2 DFN-8,SOT-23 no Burst Mode, Integrated Boost Diode 1.25 16 16V Hysteretic 0.025 0.1 no no 1 Hysteretic Mode Control E,I,H Integrated Boost & Catch Diodes, LT3470 5.5V Min Startup, 300mA Iswitch 1.2 - - LTspice File DC1037A,DC716B no no 2004-12-28 $2.36 (LT3470EDDB) Extended Temperature (H & MP) Switching Regulators,High Input Voltage Buck,Internal Power Switch Buck,Micropower Buck Regulators 6mm² (3x2 DFN-8),8.1mm² (SOT-23) 0.75mm (3x2 DFN-8),1mm (SOT-23) Lead,Matte Tin no yes
LTC3646 1 4 40 1 1.2 Buck yes 4x3 DFN-14,MS-16E yes Resistor Set Frequency, External Synchronization, Burst Mode, Power Good 2 30 30V 200kHz - 3MHz 200kHz - 3MHz 3000 0.140 8 no no 1 Constant Frequency Controlled On-Time Current Mode E,I,H LTC3646 Vout 2.0V to 30V 1.5 - - LTspice File,LTpowerCAD File DC1731A-A,DC1731A-B,DC1820A-A,DC1820A-B yes no 2012-12-18 $2.85 (LTC3646EDE) Extended Temperature (H & MP) Switching Regulators,High Input Voltage Buck,Internal Power Switch Buck 12mm² (4x3 DFN-14),19.8mm² (MS-16E) 0.75mm (4x3 DFN-14),1.1mm (MS-16E) Lead,Matte Tin no yes
LTC3446 3 2.7 5.5 1 1.55 Buck, LDO, LDO yes 4x3 DFN-14 yes LDO, Power Good, Burst Mode 0.8 5.5 Vin 2250 0.05 1 no no 1 Constant Frequency Current Mode E,I 1A Buck Regulator with Dual 600mA VLDO Regulators 2 Buck LDO LDO 0.4 5.432 0.4 5.432 0.3 0.3 LTspice Model DC893A no no 2006-09-12 $2.75 (LTC3446EDE) Buck Regulator Plus LDO,Internal Power Switch Buck,Micropower Buck Regulators,Multitopology DC/DC 12mm² (4x3 DFN-14) 0.75mm (4x3 DFN-14) Lead,Matte Tin no yes
LTC3624 1 2.7 17 2 3 Buck yes 3x3 DFN-8,MS-12E yes Burst Mode, 100% Duty Cycle, External Synchronization 0.6 17 Vin 1MHz or 2.25MHz 2250 0.0035 0.1 no no 1 Constant Frequency Current Mode E,I,H 3.5uA IQ, LTC3621-X Offer 1MHz/2.25MHz or 3.3V/5V Fixed Vout 1.5 Buck - - LTspice File,LTpowerCAD File DC2005A,DC2359A yes no 2014-02-03 $2.95 (LTC3624EDD-5) Extended Temperature (H & MP) Switching Regulators,Internal Power Switch Buck,Micropower Buck Regulators 9mm² (3x3 DFN-8),19.8mm² (MS-12E) 0.75mm (3x3 DFN-8),1.1mm (MS-12E) Matte Tin no yes
LT3493 1 3.6 36 1.2 1.75 Buck yes 2x3 DFN-6 no - 0.78 34.2 .95VIN 40 750 1.9 0.01 no no 1 Constant Frequency Current Mode E,I 1.2A Step Down, 3.6V to 36V Operating, 40V Maximum 1.9 - - LTspice File DC897A no no 2006-11-14 $2.71 (LT3493EDCB) High Input Voltage Buck,Internal Power Switch Buck 6mm² (2x3 DFN-6) 0.75mm (2x3 DFN-6) Lead,Matte Tin no yes
LTC3642 1 4.5 45 0.05 0.115 Buck yes 3x3 DFN-8,MS-8 yes Burst Mode, 100% Duty Cycle 0.8 45 Vin 60 0.012 3 no no 1 Variable Frequency Current Mode E,I 60V Transient Protection, 3.3V, 5V or Adj VOUT 1 - - LTspice File DC1429A no no 2008-11-03 $2.65 (LTC3642EMS8E-5) High Input Voltage Buck,Internal Power Switch Buck,Micropower Buck Regulators 9mm² (3x3 DFN-8),14.7mm² (MS-8) 0.75mm (3x3 DFN-8),1.1mm (MS-8) Matte Tin no yes
LTC3617 2 2.25 5.5 6 10 Buck yes 3x5 QFN-24 yes DDR Mode, Resistor Set Frequency, External Synchronization, Power Good 0.5 5.5 Vin Up to 4MHz Up to 4MHz 4000 1.1 0.1 no no 1 Constant Frequency Current Mode E,I ±6A Monolithic Synchronous Step-Down for DDR Buck LDO - 0.5 0.01 LTspice File DC1707A no no 2011-06-20 $3.80 (LTC3617EUDD) DDR Memory/Bus Termination,Multiple Output Buck 15mm² (3x5 QFN-24) 0.75mm (3x5 QFN-24) Matte Tin no yes
LTC3622 2 2.7 17 1 1.8 Buck yes 4x3 DFN-14,MS-16 yes Burst Mode, 100% Duty Cycle, External Synchronization, 0.6 17 Vin 1MHz (LTC3622) or 2.25MHz (LTC3622-2) Fixed 500kHz - 3.3MHz 2200 0.005 0.1 no no 1 Constant Frequency Current Mode E,I,H IQ = 5μA, LTC3622 1MHz, LTC3622-2 2.2MHz, -23/25 Fixed Vout 3.3/5V 1.5 Buck Buck 0.6 17 1.8 1 LTspice File,LTpowerCAD File DC2003A,DC2004A yes no 2014-06-03 $3.75 (LTC3622EMSE) Internal Power Switch Buck,Micropower Buck Regulators,Multiple Output Buck 12mm² (4x3 DFN-14),19.8mm² (MS-16) 0.75mm (4x3 DFN-14),1.1mm (MS-16) Matte Tin no yes
LT3467A 1 2.2 16 1.1 Boost, Sepic, Flyback yes 3x2 DFN-8,SOT-23 no - 1.255 40 42 2100 1.2 0.01 no no Constant Frequency Current Mode E,I LT3467A Offers 2.1MHz Switching Frequency 2.2 Boost, Sepic, Flyback - - 40 LTspice File DC647A no no 2003-06-20 $1.81 (LT3467AEDDB) Internal Power Switch Boost,LCD/CCD/OLED Bias,SEPIC Regulators 6mm² (3x2 DFN-8),8.1mm² (SOT-23) 0.75mm (3x2 DFN-8),1mm (SOT-23) Lead,Matte Tin no yes
LTC3525 1 0.85 4.5 0.45 Boost yes SC-70,SOT-23 yes Output Disconnect, Fixed Output, Burst Mode 3 5 6 Adaptive Power Control 0.007 0.1 no no Constant Frequency Current Mode E,I Output Disconnect, LTC3525-3/3.3/5 Fixed Vout, 1V Startup Voltage 0.85 - - LTspice File DC879A-A,DC879A-B no no 2006-02-15 $1.81 (LTC3525ESC6-5) Internal Power Switch Boost,Micropower Boost 5.3mm² (SC-70),8.1mm² (SOT-23) 1mm (SOT-23),1mm (SC-70) Lead,Matte Tin no yes
LTC3618 3 2.25 5.5 3 5.5 Buck yes 4x4 QFN-24,TSSOP-24 yes External Synchronization, Resistor Set Frequency, DDR Mode, Tracking, Anti-Phase Switching, Power Good, Soft Start 0.5 2.5 2.5V Up to 4MHz 400kHz - 4MHz 4000 2.4 0.1 no yes 1 Constant Frequency Current Mode E,I Dual 4MHz, +/-3A Synchronous Buck for DDR Buck Buck LDO 0.25 1.25 0.25 1.25 5.5 3 0.010 LTspice File DC1726A no no 2011-07-26 $4.10 (LTC3618EUF) DDR Memory/Bus Termination,Multiple Output Buck 16mm² (4x4 QFN-24),50.6mm² (TSSOP-24) 0.75mm (4x4 QFN-24),1.2mm (TSSOP-24) Matte Tin,Lead no yes
LTC3621 1 2.7 17 1 1.6 Buck yes 2x3 DFN-6,MS-8 yes Burst Mode, Power Good, 100% Duty Cycle 0.6 17 Vin 1MHz (LTC3621) or 2.25MHz (LTC3621-2) Fixed 2250 0.0035 0.1 no no 1 Constant Frequency Current Mode E,I,H 3.5uA IQ, LTC3621-X Offer 1MHz/2.25MHz or 3.3V/5V Fixed Vout 1.5 - - LTspice File,LTpowerCAD File DC1863A,DC1864A yes no 2013-03-19 $2.55 (LTC3621EDCB-25) Internal Power Switch Buck,Micropower Buck Regulators 6mm² (2x3 DFN-6),14.7mm² (MS-8) 0.75mm (2x3 DFN-6),1.1mm (MS-8) Matte Tin,Lead no yes
LTC3525D-3.3 1 0.5 4.5 0.45 Boost yes SC-70 yes Output Disconnect, Fixed Output, Burst Mode 3.3 3.3 7 Adaptive Power Control 0.007 3 no no Constant Frequency Current Mode E,I Pass Through Mode, Fixed 3.3Vout, 0.85V Startup 0.85 - - LTspice Model DC879A-A no no 2006-02-15 $1.81 (LTC3525DESC6-3.3) Internal Power Switch Boost,Micropower Boost 5.3mm² (SC-70) 1mm (SC-70) Lead,Matte Tin no yes
LTC3728L-1 2 4.5 28 25 25 Buck no 5x5 QFN-32,SSOP-28 yes PolyPhase, External Synchronization, Power Good, Burst Mode, Soft Start 0.8 7 7V 250kHz - 550kHz 550 0.45 20 yes E,I Dual, 550kHz, 2-Phase Synchronous Regulator 25 LTspice Model - no no 2001-07-24 $4.65 (LTC3728LEGN-1) External Power Switch Buck Controllers,Multiple Output Buck 25mm² (5x5 QFN-32),61.9mm² (SSOP-28) 0.75mm (5x5 QFN-32),1.75mm (SSOP-28) Lead,Matte Tin no yes
LTC3649 1 3.1 60 4 6 Buck yes 4x5 QFN-28,TSSOP-28 yes Burst Mode, Power Good, PolyPhase, Current Source Reference, Output Current Monitor, Resistor Set Frequency, External Synchronization 0 59.5 Vin - 0.5V 300kHz - 3MHz 300kHz - 3MHz 3000 0.44 18 no yes Peak Current Mode E,I 60V, 4A Synchronous Step-Down with Rail-to-Rail Programmable Output 0.8 Buck LTspice File,LTpowerCAD File DC2113A no yes 2015-12-18 $5.65 (LTC3649EUFD) High Input Voltage Buck,Internal Power Switch Buck 20mm² (4x5 QFN-28),62.7mm² (TSSOP-28) 0.75mm (4x5 QFN-28),1.2mm (TSSOP-28) Matte Tin no no
LTC3785 1 2.7 10 10 Buck-Boost no 4x4 QFN-24 yes Burst Mode, No Rsense, Output Disconnect, Resistor Set Frequency 2.7 10 100kHz - 1MHz 1000 0.086 15 no None no Constant Frequency Current Mode E,I 10A Sync Buck-Boost, LTC3785 No Power Good - LTspice File,LTpowerCAD Model DC957A yes no 2007-05-14 $3.56 (LTC3785EUF) External Power Switch Buck-Boost 16mm² (4x4 QFN-24) 0.75mm (4x4 QFN-24) Matte Tin no no
LTC3806 1 10 75 2 Flyback no 4x3 DFN-12 yes - 0.8 3, 5, 12 and higher 250 1 no no - E Synchronous Flyback DC/DC Controller - LTspice Model DC659A no no 2003-12-18 $3.40 (LTC3806EDE) Flyback, Forward and Isolated Controllers 12mm² (4x3 DFN-12) 0.75mm (4x3 DFN-12) Lead,Matte Tin no no
LTC3670 3 2.5 5.5 0.4 0.8 Buck, LDO yes 3x2 DFN-12 yes LDO, Burst Mode, Adjustable Slew Rate 0.8 5.5 Vin 2250 0.07 1 no no 1 Constant Frequency Current Mode E Monolithic 400mA Buck Regulator with Dual 150mA LDOs 2.5 Buck LDO LDO 0.8 5.5 0.8 5.5 0.15 0.15 LTspice Model DC1277A no no 2008-01-23 $1.95 (LTC3670EDDB) Buck Regulator Plus LDO,Internal Power Switch Buck,Micropower Buck Regulators,Multitopology DC/DC 6mm² (3x2 DFN-12) 0.75mm (3x2 DFN-12) Matte Tin no no
LTC3637 1 4 76 1 2.4 Buck yes 5x3 DFN-16,MS-16E no Burst Mode, 100% Duty Cycle, Programmable Output Current Limit 0.8 76 Vin 0.012 3 no no Hysteretic Mode Control E,I,H,MP 100% Duty Cycle 1 - - LTspice Model DC2056A no no 2013-12-20 $3.20 (LTC3637EDHC) Extended Temperature (H & MP) Switching Regulators,High Input Voltage Buck,Internal Power Switch Buck,Micropower Buck Regulators 15mm² (5x3 DFN-16),19.8mm² (MS-16E) 0.75mm (5x3 DFN-16),1.1mm (MS-16E) Matte Tin no no
LTC3638 1 4 140 0.25 0.575 Buck yes MS-16E no Burst Mode, 100% Duty Cycle, Pin Selectable Output Voltage 0.8 140 Vin 0.012 1.4 no no Hysteretic Mode Control E,I,H,MP 100% Duty Cycle 1 Buck - - LTspice File DC2057A no no 2014-01-15 $3.65 (LTC3638EMSE) Extended Temperature (H & MP) Switching Regulators,High Input Voltage Buck,Internal Power Switch Buck,Micropower Buck Regulators 19.8mm² (MS-16E) 1.1mm (MS-16E) Matte Tin no no
LTC3672B-2 3 2.9 5.5 0.4 0.8 Buck, LDO yes 2x2 DFN-8 yes LDO, Fixed Output, 100% Duty Cycle, Adjustable Slew Rate 1.2 1.2 1.2V (Buck), 1.8V (LDO), 2.8V (LDO) Fixed 2250 0.26 1 no no 1 Constant Frequency Current Mode E 400mA Buck (Fixed 1.2V) with Dual 150mA LDOs (Fixed 1.8V & 2.8V) 2.5 Buck LDO LDO 1.8 1.8 2.8 2.8 0.15 0.15 LTspice Model DC1324A no no 2007-07-30 $1.95 (LTC3672BEDC-2) Buck Regulator Plus LDO,Internal Power Switch Buck,Multitopology DC/DC 4mm² (2x2 DFN-8) 0.75mm (2x2 DFN-8) Matte Tin no no
LTC3785-1 1 2.7 10 10 Buck-Boost no 4x4 QFN-24 yes No Rsense, Output Disconnect, Resistor Set Frequency, Burst Mode, Power Good 2.7 10 100kHz - 1MHz 1000 0.8 15 no None no Constant Frequency Current Mode E 10V, High Efficiency Buck-Boost Controller - LTC3785-1 Offers Power Good - LTspice File,LTpowerCAD Model - yes no 2008-09-22 $3.75 (LTC3785EUF-1) External Power Switch Buck-Boost 16mm² (4x4 QFN-24) 0.75mm (4x4 QFN-24) Matte Tin no no
LTC3634 3 3.6 15 3 4.4 Buck yes 4x5 QFN-28,TSSOP-28 yes DDR Mode, Resistor Set Frequency, External Synchronization, Power Good 0.6 3 3V 500kHz - 4MHz 500kHz - 4MHz 4000 1.3 15 no no 1 Constant Frequency Current Mode E,I,H,MP 15V Dual 3A Monolithic Step-Down Regulator for DDR Power Buck Buck LDO 0.3 1.5 0.3 1.5 4.4 3 0.010 LTspice Model,LTpowerCAD Model DC1708A,DC1839A no no 2011-06-07 $4.25 (LTC3634EUFD) DDR Memory/Bus Termination,Extended Temperature (H & MP) Switching Regulators 20mm² (4x5 QFN-28),62.7mm² (TSSOP-28) 0.75mm (4x5 QFN-28),1.2mm (TSSOP-28) Matte Tin no no
LTC3802 2 3 30 25 25 Buck no 5x5 QFN-32,SSOP-28 yes No Rsense, Tracking, PolyPhase, External Synchronization, PLL, Burst Mode, External Synchronization, PLL, Selectable Switching Frequency, Power Good, Soft Start 0.6 27 0.9VIN 330kHz, 550kHz, 750kHz 330kHz - 750kHz 750 6.5 100 no None yes 2 Constant Frequency Voltage Mode E Dual Tracking Synchronous 2-Phase DC/DC 1 Buck Buck .8 25 25 LTspice Model DC653A no no 2004-05-25 $4.80 (LTC3802EGN) External Power Switch Buck Controllers,Multiple Output Buck 25mm² (5x5 QFN-32),61.9mm² (SSOP-28) 0.75mm (5x5 QFN-32),1.75mm (SSOP-28) Lead,Matte Tin no no
LTC3788-1 2 2.5 38 25 Boost no SSOP-28 yes PolyPhase, Burst Mode, DCR Current Sense, Resistor Set Frequency, External Synchronization, Power Good 1.2 60 60V 60 50kHz - 900kHz 75kHz - 850kHz 900 0.125 8 no Rsense, DCR yes 2 Constant Frequency Current Mode E,I LTC3788-1 Offers 2-Phase, 1 PGOOD, Fixed Current Limit 4.5 Boost Boost, Inverting 15 25 LTspice File,LTpowerCAD Model - no no 2009-12-07 $3.53 (LTC3788EGN-1) External Power Switch Boost,Multiple Output Boost 61.9mm² (SSOP-28) 1.75mm (SSOP-28) Matte Tin no no
LTC3672B-1 3 2.9 5.5 0.4 0.8 Buck, LDO yes 2x2 DFN-8 yes LDO, Fixed Output, 100% Duty Cycle, Adjustable Slew Rate 1.8 1.8 1.8V (Buck), 1.2V (LDO), 2.8V (LDO) Fixed 2250 0.26 1 no no 1 Constant Frequency Current Mode E 400mA Buck (Fixed 1.8V) with Dual 150mA LDOs (Fixed 1.2V & 2.8V) 2.5 Buck LDO LDO 1.2 1.2 2.8 2.8 0.15 0.15 LTspice Model - no no 2007-06-20 $1.95 (LTC3672BEDC-1) Buck Regulator Plus LDO,Internal Power Switch Buck,Multitopology DC/DC 4mm² (2x2 DFN-8) 0.75mm (2x2 DFN-8) Matte Tin no no
LTC3801 1 2.5 9.8 5 5 Buck no SOT-23 no Burst Mode, 100% Duty Cycle 0.8 9.8 Vin 550 0.016 6 no Rsense no 1 Constant Frequency Current Mode E Low Q Current, 1.5% Accurate Vref 1.5 - LTspice Model DC623A no no 2003-06-20 $2.01 (LTC3801ES6) External Power Switch Buck Controllers,Micropower Buck Regulators 8.1mm² (SOT-23) 1mm (SOT-23) Lead,Matte Tin no no
LTC3801B 1 2.5 9.8 5 5 Buck no SOT-23 no 100% Duty Cycle 0.8 9.8 Vin 550 0.195 6 no Rsense no 1 Constant Frequency Current Mode E LTC3801B Disables Burst Mode 1.5 - LTspice Model DC623A no no 2003-06-20 $2.01 (LTC3801BES6) External Power Switch Buck Controllers,Micropower Buck Regulators 8.1mm² (SOT-23) 1mm (SOT-23) Lead,Matte Tin no no
LTC3675 7 2.7 5.5 1 2.8 Buck, LED Driver yes 4x7 QFN-44 yes Burst Mode, I2C Control, Adjustable Slew Rate 0.425 5.5 Vin 2250 0.02 16 no no 1 - E 7-Channel Configurable High Power PMIC Buck Buck Buck Buck 0.425 5.5 0.425 5.5 2.8 1.2 1 0.5 - DC1607A yes no 2010-08-04 $5.05 (LTC3675EUFF-1) Digitally Programmable Regulators,Multitopology DC/DC,Step-Up (Boost) LED Drivers 28mm² (4x7 QFN-44) 0.75mm (4x7 QFN-44) Matte Tin,Lead no no
LTC3718 1 1.5 36 20 20 Buck no SSOP-24 yes DDR Mode, Resistor Set Frequency, Power Good 0.7 36 VREF/2 1500 1 15 no no - E Very low input voltage. provides its own 5V N-CH MOSFET gate drive - LTspice Model DC464A no no 2002-02-22 $3.45 (LTC3718EG) DDR Memory/Bus Termination 69.7mm² (SSOP-24) 2mm (SSOP-24) Lead,Matte Tin no no
LTC3733 1 4 36 60 60 Buck no SSOP-36 yes VID, PolyPhase, Active Voltage Positioning, Selectable Switching Frequency, Burst Mode, Power Good 0.8 1.55 210kHz, 350kHz, 530kHz 530 2.5 20 no yes 3 - C 3-Phase, Buck Controllers for AMD CPUs - LTspice Model DC648A no no 2003-08-01 $4.35 (LTC3733CG) Digitally Programmable Regulators 163.9mm² (SSOP-36) 2.64mm (SSOP-36) Lead,Matte Tin no no
LTC3732 1 4 36 60 60 Buck no 5x7 QFN-38,SSOP-36 yes VID, PolyPhase, External Synchronization, PLL, Power Good, Burst Mode 1.1 7 7V 250kHz - 600kHz 600 2.2 25 no yes 3 - C 3-phase operation - LTspice Model DC440A no no 2002-06-10 $4.35 (LTC3732CG) Digitally Programmable Regulators 35mm² (5x7 QFN-38),163.9mm² (SSOP-36) 0.75mm (5x7 QFN-38),2.64mm (SSOP-36) Lead,Matte Tin no no
LTC3733-1 1 4 36 60 60 Buck no 5x7 QFN-38 yes VID, PolyPhase, Active Voltage Positioning, External Synchronization, Selectable Switching Frequency, Burst Mode, Power Good 0.8 1.55 210kHz, 350kHz, 530kHz 210kHz - 530kHz 530 2.5 20 no yes 3 - C 3-Phase Buck For AMD CPUs, LTC3733-1 Offers External Frequency Synch. - LTspice Model DC648A no no 2003-08-01 $4.65 (LTC3733CUHF-1) Digitally Programmable Regulators 35mm² (5x7 QFN-38) 0.75mm (5x7 QFN-38) Lead,Matte Tin no no
LTC3734 1 4 30 20 25 Buck no 5x5 QFN-32 yes VID, Power Good, Resistor Set Frequency 0.7 1.708 210kHz - 550kHz 550 2 20 no no 1 - E Single-Phase, High Efficiency DC/DC Controller for Intel Mobile CPUs - - DC538A no no 2002-02-01 $3.05 (LTC3734EUH) Digitally Programmable Regulators 25mm² (5x5 QFN-32) 0.75mm (5x5 QFN-32) Lead,Matte Tin no no
LTC3735 1 4 36 40 40 Buck no 5x7 QFN-38,SSOP-36 yes PolyPhase, VID, Resistor Set Frequency, Soft Start, Power Good 0.7 1.708 550 2 20 yes E 2-Phase, High Efficiency DC/DC Controller for Intel Mobile CPUs - DC529A-B no no 2003-12-23 $4.45 (LTC3735EG) Digitally Programmable Regulators 35mm² (5x7 QFN-38),163.9mm² (SSOP-36) 0.75mm (5x7 QFN-38),2.64mm (SSOP-36) Lead,Matte Tin no no
LTC3773 3 3.3 36 25 25 Buck no 5x7 QFN-38,SSOP-36 yes Tracking, PolyPhase, Power Good, Selectable Switching Frequency, External Synchronization, Burst Mode 0.6 5 0.99Vin 220kHz, 400kHz, 560kHz 160kHz - 700kHz 700 2.8 20 no Rsense yes 3 Constant Frequency Current Mode E Triple Output Synchronous Tracking 3-Phase Buck 1.5 Buck Buck Buck 0.6 5 0.6 5 25 25 25 25 LTspice Model DC908A,DC913A no no 2006-11-29 $3.95 (LTC3773EG) External Power Switch Buck Controllers,Multiple Output Buck 35mm² (5x7 QFN-38),163.9mm² (SSOP-36) 0.75mm (5x7 QFN-38),2.64mm (SSOP-36) Matte Tin,Lead no no
LTC3730 1 4 36 60 60 Buck no SSOP-24 yes VID, PolyPhase, External Synchronization, PLL, Power Good, Burst Mode 0.6 1.75 250kHz - 600kHz 600 2.3 20 no yes 3 - C 3-Phase, 5-Bit Intel Mobile VID, 600kHz, Synchronous Buck Controller - - - no no 2002-12-01 $4.35 (LTC3730CG) Digitally Programmable Regulators 69.7mm² (SSOP-24) 2mm (SSOP-24) Lead,Matte Tin no no
LTC3774 (single output) 1 4.5 38 60 60 Buck no 5x6 QFN-36 yes Sub-Milliohm DCR Current Sense, Phase Shedding, Differential Remote Sense, External Synchronization, Resistor Set Frequency, Tracking, Power Good, No FET Drivers 0.6 3.5 3.5V 200kHz - 1.2MHz 200kHz - 1.2MHz 1200 9 40 no Sub-Milliohm DCR, DCR, Rsense yes 2, 3, 4, 6, 8, 12 Advanced Constant Frequency Current Mode E,I Dual, Multiphase Controller for Sub-Milliohm DCR Sensing 0.75 Buck 0.6 LTspice File,LTpowerCAD File DC2002A,DC2111A-A,DC2111A-B yes no 2013-10-18 $2.95 (LTC3774EUHE) External Power Switch Buck Controllers,Multiple Output Buck 30mm² (5x6 QFN-36) 0.75mm (5x6 QFN-36) Matte Tin no no
LTC3774 (dual output) 2 4.5 38 30 30 Buck no 5x6 QFN-36 yes Sub-Milliohm DCR Current Sense, Phase Shedding, Differential Remote Sense, External Synchronization, Resistor Set Frequency, Tracking, Power Good, No FET Drivers 0.6 3.5 3.5V 200kHz - 1.2MHz 200kHz - 1.2MHz 1200 9 40 no Sub-Milliohm DCR, DCR, Rsense yes 2, 3, 4, 6, 8, 12 Advanced Constant Frequency Current Mode E,I Dual, Multiphase Controller for Sub-Milliohm DCR Sensing 0.75 Buck Buck 0.6 30 30 LTspice File,LTpowerCAD File DC2002A,DC2111A-A,DC2111A-B yes no 2013-10-18 $2.95 (LTC3774EUHE) External Power Switch Buck Controllers,Multiple Output Buck 30mm² (5x6 QFN-36) 0.75mm (5x6 QFN-36) Matte Tin no no
LTC3729 1 4 36 40 40 Buck no 5x5 QFN-32,SSOP-28 yes PolyPhase 0.8 5 5V 550 0.58 20 no Rsense yes 2, 3, 4, 6, 8, 12 Constant Frequency Current Mode E PolyPhase Operation Up to 12 Phases 1 - LTspice Model DC509B no no 2001-07-24 $5.80 (LTC3729EG) External Power Switch Buck Controllers 25mm² (5x5 QFN-32),86.1mm² (SSOP-28) 0.75mm (5x5 QFN-32),2mm (SSOP-28) Lead,Matte Tin no no
LTC3729L-6 1 4 30 40 40 Buck no 5x5 QFN-32 yes PolyPhase 0.6 5 5V 550 0.47 20 no Rsense yes 2, 3, 4, 6, 8, 12 Constant Frequency Current Mode E PolyPhase Up To 12 Phases, LTC3729L-6 Offers 0.6V Reference, 30Vin Max 1 - LTspice Model - no no 2001-07-24 $5.60 (LTC3729LEUH-6) External Power Switch Buck Controllers 25mm² (5x5 QFN-32) 0.75mm (5x5 QFN-32) Lead,Matte Tin no no
LTC3736 2 2.75 9.8 5 5 Buck no 4x4 QFN-24,SSOP-24 yes No Rsense, Tracking, PolyPhase, External Synchronization, Selectable Switching Frequency, PLL, Burst Mode, Power Good 0.6 9.8 Vin 300kHz, 550kHz, 750kHz 250kHz - 850kHz 750 0.3 9 no None yes 2 Constant Frequency Current Mode E LTC3736 204mV Vsense Max, 1.5% Accurate Vref, Burst Mode 1.5 Buck Buck .8 5 5 LTspice Model DC663A no no 2004-03-16 $3.80 (LTC3736EGN) External Power Switch Buck Controllers,Multiple Output Buck 16mm² (4x4 QFN-24),54.2mm² (SSOP-24) 0.75mm (4x4 QFN-24),1.75mm (SSOP-24) Lead,Matte Tin no no
LTC3736-1 2 2.75 9.8 5 5 Buck no 4x4 QFN-24,SSOP-24 yes Tracking, No Rsense, Spread Spectrum, PolyPhase, Selectable Switching Frequency, Power Good 0.6 9.8 Vin 300kHz, 500kHz, 750kHz 750 0.5 9 no None yes 2 Constant Frequency Current Mode E LTC3736-1 204mV Vsense Max, Spread Spectrum, No Ext. Synchronization 1.5 Buck Buck .8 5 5 LTspice File DC803A no no 2004-03-16 $4.40 (LTC3736EGN-1) External Power Switch Buck Controllers,Multiple Output Buck 16mm² (4x4 QFN-24),54.2mm² (SSOP-24) 0.75mm (4x4 QFN-24),1.75mm (SSOP-24) Lead,Matte Tin no no
LTC3766 1 8 75 25 Forward no 4x5 QFN-28,SSOP-28 yes PolyPhase, Differential Remote Sense 275 0.9 450 no 1 Constant Frequency Current Mode E,I,H,MP High Efficiency, Secondary-Side Synchronous Forward Controller - LTspice File DC1739A-B,DC1739B-C,DC2199A-A,DC2199A-B,DC2199B-C no no 2011-07-26 $3.88 (LTC3766EGN) Extended Temperature (H & MP) Switching Regulators,Flyback, Forward and Isolated Controllers 20mm² (4x5 QFN-28),61.9mm² (SSOP-28) 0.75mm (4x5 QFN-28),1.75mm (SSOP-28) Matte Tin no no
LTC3765 1 8 75 25 Forward no MS-16E yes - 1.7 no no - E,I,H,MP Active Clamp Forward Controller and Gate Driver - LTspice File DC1739A-B,DC1739B-C,DC2199A-A,DC2199A-B,DC2199B-C no no 2011-07-18 $2.56 (LTC3765EMSE) Extended Temperature (H & MP) Switching Regulators,Flyback, Forward and Isolated Controllers 19.8mm² (MS-16E) 1.1mm (MS-16E) Matte Tin no no
LTC3738 1 3.8 36 60 60 Buck no 5x7 QFN-38 yes VID, PolyPhase, Active Voltage Positioning, External Synchronization, Power Good, Selectable Switching Frequency 0.8375 1.6 220kHz, 365kHz, 550kHz 210kHz - 530kHz 550 2.5 20 no yes 3 - C 3-Phase Buck Controller for Intel VRM9/VRM10 with Active Voltage Positioning - - DC721A-A,DC721A-B no no 2004-06-22 $4.65 (LTC3738CUHF) Digitally Programmable Regulators 35mm² (5x7 QFN-38) 0.75mm (5x7 QFN-38) Lead,Matte Tin no no
LTC3807 1 4 38 25 25 Buck no 3x4 QFN-20,TSSOP-20 yes Burst Mode, DCR Current Sense, Resistor Set Frequency, External Synchronization, Tracking, Power Good 0.8 24 24V 50kHz to 900kHz 75kHz to 750kHz 900 0.05 14 no Rsense, DCR no 1 Constant Frequency Current Mode E,I,H,MP Low IQ, Synchronous Step-Down Controller with 24V Output Voltage Capability 1.5 Buck LTspice Model,LTpowerCAD File DC2221A no no 2014-08-11 $2.30 (LTC3807EUDC) Extended Temperature (H & MP) Switching Regulators,External Power Switch Buck Controllers,Micropower Buck Regulators 12mm² (3x4 QFN-20),42.2mm² (TSSOP-20) 0.75mm (3x4 QFN-20),1.2mm (TSSOP-20) Matte Tin no no
LTC3737 2 2.75 9.8 5 5 Buck no 4x4 QFN-24,SSOP-24 no No Rsense, Tracking, PolyPhase, External Synchronization, Selectable Switching Frequency, PLL, Burst Mode, Power Good 0.6 9.8 Vin 300kHz, 550kHz, 750kHz 250kHz - 850kHz 750 0.225 9 no None yes 2 Constant Frequency Current Mode E Optional Rsense, Output Tracking 1.5 Buck Buck .8 5 5 - DC664A no no 2004-04-25 $3.65 (LTC3737EGN) External Power Switch Buck Controllers,Multiple Output Buck 16mm² (4x4 QFN-24),54.2mm² (SSOP-24) 0.75mm (4x4 QFN-24),1.75mm (SSOP-24) Lead,Matte Tin no no
LTC3769 1 2.3 60 25 Boost no 4x4 QFN-24,TSSOP-20 yes Burst Mode, DCR Current Sense, 100% Duty Cycle, External Synchronization, Resistor Set Frequency, Power Good 1.2 60 60V 65 50kHz to 900kHz 75kHz to 850kHz 900 0.028 4 no Rsense, DCR no 1 Constant Frequency Current Mode E,I,H,MP 60V Low IQ Synchronous Boost Controller 4.5 LTspice File,LTpowerCAD File DC2173A no no 2014-07-10 $2.75 (LTC3769EUF) Extended Temperature (H & MP) Switching Regulators,External Power Switch Boost,Micropower Boost 16mm² (4x4 QFN-24),42.2mm² (TSSOP-20) 0.75mm (4x4 QFN-24),1.2mm (TSSOP-20) Matte Tin no no
LTC3772B 1 2.75 9.8 5 5 Buck no 3x2 DFN-8,SOT-23 no No Rsense, 100% Duty Cycle 0.6 9.8 Vin 550 0.2 8 no None no 1 Constant Frequency Current Mode E No Rsense, 100% Duty Cycle, LTC3772B Disables Burst Mode 1.5 - LTspice File DC924A no no 2005-03-30 $1.91 (LTC3772BEDDB) External Power Switch Buck Controllers 6mm² (3x2 DFN-8),8.1mm² (SOT-23) 0.75mm (3x2 DFN-8),1mm (SOT-23) Lead,Matte Tin no no
LTC3772 1 2.75 9.8 5 5 Buck no 3x2 DFN-8,SOT-23 no No Rsense, Burst Mode, 100% Duty Cycle 0.8 9.8 Vin 550 0.04 8 no None no 1 Constant Frequency Current Mode E No RSENSE, 100% Duty Cycle, LTC3772 Offers Burst Mode 1.5 - LTspice File DC836A no no 2005-03-30 $1.91 (LTC3772EDDB) External Power Switch Buck Controllers,Micropower Buck Regulators 6mm² (3x2 DFN-8),8.1mm² (SOT-23) 0.75mm (3x2 DFN-8),1mm (SOT-23) Lead,Matte Tin no no
LTC3736-2 2 2.75 9.8 5 5 Buck no 4x4 QFN-24,SSOP-24 yes No Rsense, Tracking, PolyPhase, External Synchronization, PLL, Selectable Switching Frequency, Power Good 0.6 9.8 Vin 300kHz, 550kHz, 750kHz 250kHz - 850kHz 750 0.475 9 no None yes 2 Constant Frequency Current Mode E LTC3736-2 345mV Vsense Max, 1% Accurate Vref 1.5 Buck Buck .8 5 5 LTspice File DC922A no no 2004-03-16 $3.80 (LTC3736EGN-2) External Power Switch Buck Controllers,Multiple Output Buck 16mm² (4x4 QFN-24),54.2mm² (SSOP-24) 0.75mm (4x4 QFN-24),1.75mm (SSOP-24) Lead,Matte Tin no no
LTC3770 1 4 32 15 15 Buck no 5x5 QFN-32,SSOP-28 yes No Rsense, Margining, Tracking, External Synchronization, PLL, Power Good 0.6 28.8 0.9Vin Up to 1MHz 1.3 30 no None no 1 Constant On-Time Valley Current Mode E Fast No Rsense Step-Down with Margining, Tracking and PLL 0.67 - LTspice File DC774A no no 2004-12-21 $3.55 (LTC3770EG) External Power Switch Buck Controllers 25mm² (5x5 QFN-32),86.1mm² (SSOP-28) 0.75mm (5x5 QFN-32),2mm (SSOP-28) Lead,Matte Tin no no
LTC3727LX-1 4 32 25 25 Buck no 5x5 QFN-32,SSOP-28 yes PolyPhase, Power Good, PLL, External Synchronization, Burst Mode 0.8 14 14V 250kHz to 550kHz 550 1 20 yes E High Efficiency, 2-Phase Synchronous Step-Down Switching Regulator 25 25 LTspice Model - no no 2001-11-26 $4.35 (LTC3727LXEG-1) External Power Switch Buck Controllers,Multiple Output Buck 25mm² (5x5 QFN-32),86.1mm² (SSOP-28) 0.75mm (5x5 QFN-32),2mm (SSOP-28) Lead,Matte Tin no no
LTC3727 2 4 36 25 25 Buck no SSOP-28 yes PolyPhase, Power Good, PLL, External Synchronization, Burst Mode 0.8 14 14V 250kHz to 550kHz 550 0.67 20 no Rsense yes 2 Constant Frequency Current Mode E LTC3727 Vout 0.8V to 14V, Latch Off, 180ns Min On Time 1 Buck Buck .8 25 25 LTspice Model - no no 2001-11-26 $4.85 (LTC3727EG) External Power Switch Buck Controllers,Multiple Output Buck 86.1mm² (SSOP-28) 2mm (SSOP-28) Lead,Matte Tin no no
LTC3713 1 1.5 36 20 20 Buck no SSOP-24 yes No Rsense, Power Good, Resistor Set Frequency 0.8 32.4 0.9VIN 1500 0.9 15 no None no 1 Valley Current Mode E Provides 5V for N-CH MOSFET Gate Drive 1 - LTspice Model DC412A no no 2002-01-04 $4.10 (LTC3713EG) External Power Switch Buck Controllers 69.7mm² (SSOP-24) 2mm (SSOP-24) Lead,Matte Tin no no
LTC3711 1 4 36 20 20 Buck no SSOP-24 yes VID, Resistor Set Frequency, Power Good 0.925 2 300 0.9 15 no no 2 - E 5-Bit Adjustable, Wide Operating Range, No RSENSE Step-Down Controller - LTspice Model - no no 2001-04-27 $3.50 (LTC3711EGN) Digitally Programmable Regulators 54.2mm² (SSOP-24) 1.75mm (SSOP-24) Lead,Matte Tin no no
LTC3714 1 4 36 20 20 Buck no SSOP-28 yes VID, Active Voltage Positioning, Resistor Set Frequency, Power Good 0.6 1.75 Up to 2MHz 300 0.9 15 no no 2 - E Intel Compatible, Wide Operating Range, Step-Down with Internal Op Amp - LTspice Model DC371A no no 2001-06-06 $3.05 (LTC3714EG) Digitally Programmable Regulators 86.1mm² (SSOP-28) 2mm (SSOP-28) Lead,Matte Tin no no
LTC3716 1 4 36 40 20 Buck no SSOP-24 yes VID, PolyPhase, Active Voltage Positioning, Resistor Set Frequency, Power Good 0.6 1.75 Up to 2MHz 300 1.2 20 no yes 2 - E 2-Phase, 5-Bit VID, Current Mode, High Efficiency, Synchronous Step-Down - LTspice Model DC377B-A,DC377B-B,DC387A no no 2001-02-27 $4.35 (LTC3716EG) Digitally Programmable Regulators 69.7mm² (SSOP-24) 2mm (SSOP-24) Lead,Matte Tin no no
LTC3717 1 4 36 20 20 Buck no SSOP-16 yes DDR Mode, Resistor Set Frequency, Power Good 0.7 36 VIN/2 1500 1 15 no no Constant Frequency Current Mode E No RSENSE Step-Down Controller for DDR, Vout = 1/2Vin - LTspice Model DC450A no no 2002-01-02 $2.95 (LTC3717EGN) DDR Memory/Bus Termination 30.9mm² (SSOP-16) 1.75mm (SSOP-16) Lead,Matte Tin no no
LTC3709 1 5 36 40 40 Buck no 5x5 QFN-32,SSOP-24 yes No Rsense, Tracking, Sequencing, PolyPhase 0.6 32.4 0.9VIN 200 2.4 25 no None yes 2 Constant On-Time Valley Current Mode E Fast 2-Phase, No Rsense with Tracking/Sequencing 1 - LTspice Model DC793A no no 2005-01-06 $4.90 (LTC3709EG) External Power Switch Buck Controllers 25mm² (5x5 QFN-32),69.7mm² (SSOP-24) 0.75mm (5x5 QFN-32),2mm (SSOP-24) Lead,Matte Tin no no
LTC3708 2 4 36 25 25 Buck no 5x5 QFN-32 yes No Rsense, Tracking, PolyPhase 0.6 32.4 0.9VIN 2.4 250 no None yes 2 Constant On-Time Valley Current Mode E Dual Synchronous Buck Controller, Tracking, Fast Transient 1 Buck Buck .8 25 25 LTspice Model - no no 2003-12-11 $4.80 (LTC3708EUH) External Power Switch Buck Controllers,Multiple Output Buck 25mm² (5x5 QFN-32) 0.75mm (5x5 QFN-32) Lead,Matte Tin no no
LTC3700 2 2.65 9.8 5 10 Buck, LDO no MS-10 no LDO, Burst Mode, 100% Duty Cycle 0.8 9.8 Vin 550 0.21 10 no Rsense no 1 Constant Frequency Current Mode E Buck Controller with LDO 3.75 Buck LDO 2.8 0.15 LTspice Model DC463A no no 2002-05-21 $2.35 (LTC3700EMS) Buck Regulator Plus LDO,External Power Switch Buck Controllers 14.7mm² (MS-10) 1.1mm (MS-10) Lead,Matte Tin no no
LTC3701 2 2.5 10 5 5 Buck no SSOP-16 no Burst Mode, PolyPhase, Power Good, 100% Duty Cycle 0.8 10 Vin 750 0.46 9 no Rsense yes 2 Constant Frequency Current Mode E Dual, Non-Synchronous Step-Down Controller 2 Buck Buck .8 5 5 LTspice Model DC424A no no 2002-01-11 $3.40 (LTC3701EGN) External Power Switch Buck Controllers,Multiple Output Buck 30.9mm² (SSOP-16) 1.75mm (SSOP-16) Lead,Matte Tin no no
LTC3705 1 18 80 20 Forward no SSOP-16 yes - 1.4 no no - E,I 2-Switch Forward Controller and Gate Driver - LTspice Model DC776A no no 2006-01-04 $2.63 (LTC3705EGN) Flyback, Forward and Isolated Controllers 30.9mm² (SSOP-16) 1.75mm (SSOP-16) Lead,Matte Tin no no
LTC3706 1 5 30 20 Secondary Side Controller no SSOP-24 yes - 500 4.2 240 no no - E,I Secondary-Side Synchronous Forward Controller with Polyphase Capability - LTspice Model DC776A,DC888A-A,DC888A-B,DC888A-C no no 2006-01-04 $3.88 (LTC3706EGN) Flyback, Forward and Isolated Controllers 54.2mm² (SSOP-24) 1.75mm (SSOP-24) Lead,Matte Tin no no
LTC3717-1 1 4 36 20 20 Buck no 5x5 QFN-32 yes DDR Mode, Resistor Set Frequency, Power Good 0.7 18 VREF/2 1500 1 15 no no Constant Frequency Current Mode E No RSENSE Step-Down Controller for DDR, Vout = 1/2Vref, LTC3717-1 Has Von Pin - LTspice Model - no no 2002-01-02 $3.15 (LTC3717EUH-1) DDR Memory/Bus Termination 25mm² (5x5 QFN-32) 0.75mm (5x5 QFN-32) Lead,Matte Tin no no
LTC3719 1 4 36 40 40 Buck no SSOP-24 yes VID, PolyPhase, Active Voltage Positioning, Resistor Set Frequency, Power Good 0.8 1.55 150kHz - 300kHz 300 1.2 20 no yes 2 - E 2-Phase, High Efficiency, Step-Down Controller for AMD Opteron CPUs - LTspice Model DC449A-A,DC449A-B no no 2002-02-21 $4.35 (LTC3719EG) Digitally Programmable Regulators 69.7mm² (SSOP-24) 2mm (SSOP-24) Lead,Matte Tin no no
LTC3723-1 1 10.7 75 40 Push-Pull no SSOP-16 yes - 250 3 no no - E Synchronous Push-Pull PWM Controllers, LTC3723-1 Current Mode - LTspice File DC541A,DC719A no no 2004-05-11 $4.55 (LTC3723EGN-1) Flyback, Forward and Isolated Controllers 30.9mm² (SSOP-16) 1.75mm (SSOP-16) Lead,Matte Tin no no
LTC3723-2 1 10.7 75 40 Push-Pull no SSOP-16 yes - 250 3 no no - E Synchronous Push-Pull PWM Controllers, LTC3723-2 Voltage Mode - LTspice File DC541A,DC719A no no 2004-05-11 $4.55 (LTC3723EGN-2) Flyback, Forward and Isolated Controllers 30.9mm² (SSOP-16) 1.75mm (SSOP-16) Lead,Matte Tin no no
LTC3725 1 9 75 40 Forward no MS-10E yes - 200 1.4 no no - E,I Single-Switch Forward Controller and Gate Driver - LTspice Model DC1031A-A,DC1031A-B,DC1031A-C,DC1032A,DC1174A-A,DC1174A-B,DC1174A-C,DC1300A-A,DC1300A-B,DC1300A-C,DC888A-A,DC888A-B,DC888A-C yes no 2006-01-04 $2.56 (LTC3725EMSE) Flyback, Forward and Isolated Controllers 14.7mm² (MS-10E) 1.1mm (MS-10E) Lead,Matte Tin no no
LTC3726 1 9 75 40 Secondary Side Controller no SSOP-16 yes - 500 4.2 700 no no - E,I Secondary-Side Synchronous Forward Controller - LTspice Model DC1031A-A,DC1031A-B,DC1031A-C,DC1032A,DC1174A-A,DC1174A-B,DC1174A-C,DC1300A-A,DC1300A-B,DC1300A-C yes no 2006-01-04 $3.19 (LTC3726EGN) Flyback, Forward and Isolated Controllers 30.9mm² (SSOP-16) 1.75mm (SSOP-16) Lead,Matte Tin no no
LTC3722-2 1 10.5 75 40 Full Bridge no SSOP-24 yes Adaptive Zero Voltage Switching 1000 7 no no - E,I Synchronous Dual Mode Full Bridge Controllers, LTC3722-2 Current Mode - LTspice File DC607A no no 2003-03-18 $5.50 (LTC3722EGN-2) Extended Temperature (H & MP) Switching Regulators,Flyback, Forward and Isolated Controllers 54.2mm² (SSOP-24) 1.75mm (SSOP-24) Lead,Matte Tin no no
LTC3776 2 2.75 9.8 5 5 Buck no 4x4 QFN-24,SSOP-24 yes PolyPhase, No Rsense, DDR Mode, Selectable Switching Frequency, Spread Spectrum, External Synchronization, PLL, Soft Start 0.3 9.8 VOUT2=1/2*VOUT1 300kHz, 550kHz, 750kHz 250kHz - 850kHz 750 0.575 9 no None yes - E Generates VDDQ and VTT; VTT sinks/sources current. Optional spread spectrum Buck Buck LTspice File DC829A no no 2005-03-08 $3.75 (LTC3776EGN) DDR Memory/Bus Termination 16mm² (4x4 QFN-24),54.2mm² (SSOP-24) 0.75mm (4x4 QFN-24),1.75mm (SSOP-24) Lead,Matte Tin no no
LTC3720 1 4 36 20 20 Buck no SSOP-28 yes VID, Active Voltage Positioning, Resistor Set Frequency, Power Good 1.05 1.825 150kHz - 300kHz 200 0.9 15 no no 1 - E Single Phase VRM8.5 Current Mode Step-Down Controller - LTspice Model DC483A no no 2002-02-20 $3.05 (LTC3720EGN) Digitally Programmable Regulators 61.9mm² (SSOP-28) 1.75mm (SSOP-28) Lead,Matte Tin no no
LTC3721-1 1 10.7 75 20 Push-Pull no 4x4 QFN-16,SSOP-16 no - 5 1000 3 no no - E Push-Pull PWM Controller - LTspice Model - no no 2004-05-11 $4.45 (LTC3721EGN-1) Flyback, Forward and Isolated Controllers 16mm² (4x4 QFN-16),30.9mm² (SSOP-16) 0.75mm (4x4 QFN-16),1.75mm (SSOP-16) Lead,Matte Tin no no
LTC3778 1 4 36 20 20 Buck no TSSOP-20 yes No Rsense 0.6 32.4 0.9VIN Valley Current Mode 0.9 15 no Rsense, None no 1 Valley Current Mode E Wide Operating Range, No RSENSE Step-Down 1 - LTspice Model DC389A-A,DC389A-B,DC389A-C no no 2001-09-05 $3.35 (LTC3778EF) External Power Switch Buck Controllers 42.2mm² (TSSOP-20) 1.1mm (TSSOP-20) Lead,Matte Tin no no
LTC3722-1 1 10.5 75 40 40 Full Bridge no SSOP-24 yes Adaptive Zero Voltage Switching 5 5 3V, 5V, 12V and higher 1000 7 no no - E,I,H Synchronous Dual Mode Full Bridge Controllers, LTC3722-1 Current Mode - LTspice File DC607A no no 2003-03-18 $5.50 (LTC3722EGN-1) Extended Temperature (H & MP) Switching Regulators,Flyback, Forward and Isolated Controllers 54.2mm² (SSOP-24) 1.75mm (SSOP-24) Lead,Matte Tin no no
LTC3783 1 3 36 25 Boost, Sepic, Flyback, LED Driver no 5x4 DFN-16,TSSOP-16 no Resistor Set Frequency, External Synchronization 1.23 100 100V 100 20kHz - 1MHz 20kHz - 1MHz 1000 1.5 20 no Rsense no 1 Constant Frequency Current Mode E,I PWM LED Driver and Boost, Flyback and SEPIC Converter 3 - LTspice File DC850A no no 2005-12-15 $2.85 (LTC3783EDHD) External Power Switch Boost,Flyback, Forward and Isolated Controllers,Multitopology LED Driver,SEPIC Regulators,Step-Up (Boost) LED Drivers 20mm² (5x4 DFN-16),32.6mm² (TSSOP-16) 0.75mm (5x4 DFN-16),1.1mm (TSSOP-16) Lead,Matte Tin no no
LTC3873 1 8.8 75 10 Boost, Flyback, Sepic no 3x2 DFN-8,SOT-23 no No Rsense 1.2 60 60V 60 200 0.3 55 no None no 1 Constant Frequency Current Mode E No RSENSE Boost, LTC3873 9V to 75V During Start-Up - LTspice File DC1154A no no 2007-04-05 $1.25 (LTC3873EDDB) External Power Switch Boost,Flyback, Forward and Isolated Controllers,SEPIC Regulators 6mm² (3x2 DFN-8),8.1mm² (SOT-23) 0.75mm (3x2 DFN-8),1mm (SOT-23) Lead,Matte Tin no no
LTM4647 1 4.7 15 30 30 Buck yes 15mm × 9mm × 5.01mm BGA yes External Synchronization, Resistor Set Frequency, PolyPhase, Tracking, Burst Mode 0.6 1.8 1.8V 150kHz to 1200kHz 400kHz - 800kHz 600 11 90 yes yes 6 Constant Frequency Current Mode E,I 30A DC/DC Step-Down μModule Regulator 1 4.7 Buck LTpowerCAD Model DC2141A no yes 2016-11-01 $29.70 (LTM4647EY) uModule Buck Regulators 135mm² (15mm × 9mm × 5.01mm BGA) 5.01mm (15mm × 9mm × 5.01mm BGA) SAC305,Tin-Lead no no
LTM4648 1 2.375 5.5 10 10 Buck yes 15mm x 9mm x 4.92mm BGA Burst Mode, PolyPhase, Differential Remote Sense, Tracking, External Synchronization 0.6 5 5V 250kHz - 650kHz 650 5.5 2.5 yes yes 4 Constant Frequency Current Mode E,I Low VIN, 10A Step-Down µModule Regulator LTpowerCAD Model DC1856A-A yes yes 2015-11-10 $13.25 (LTM4648EY) uModule Buck Regulators 135mm² (15mm x 9mm x 4.92mm BGA) 4.92mm (15mm x 9mm x 4.92mm BGA) SAC305,Tin-Lead no no
LTM4649 1 4.5 16 10 Buck yes 15mm x 9mm x 4.92mm BGA yes PolyPhase, Differential Remote Sense, Burst Mode, Tracking, External Synchronization, Spread Spectrum, Temperature Monitor 0.6 3.3 3.3V 250kHz - 800kHz 450 5 70 yes yes 1 Constant Frequency Current Mode E,I 10A Step-Down DC/DC μModule Regulator Buck - LTspice File,LTpowerCAD File DC1856B-B yes no 2013-06-18 $13.05 (LTM4649EY) uModule Buck Regulators 135mm² (15mm x 9mm x 4.92mm BGA) 4.92mm (15mm x 9mm x 4.92mm BGA) SAC305,Tin-Lead no no
LTM4644 4 4 14 4 7 Buck yes 15mm × 9mm × 5.01mm BGA yes Tracking, Temperature Monitor, External Synchronization, Power Good 0.6 5.5 5.5V 700kHz - 1MHz 1000 2 11 yes no Controlled On-Time Valley Current Mode E,I,MP Configurable 4 x 4A DC/DC µModule Regulator Buck Buck Buck Buck 0.6 5.5 0.6 5.5 7 7 4 4 LTspice File,LTpowerCAD File DC1900A,DC2428A yes no 2013-12-06 $22.85 (LTM4644EY-1) Extended Temperature (H & MP) uModule Regulators,Multiple Output Buck,uModule Buck Regulators 135mm² (15mm × 9mm × 5.01mm BGA) 5.01mm (15mm × 9mm × 5.01mm BGA) SAC305,Tin-Lead no no
LTM4643 4 4 20 3 Buck yes 15.00mm × 9.00mm ×1.82mm LGA yes Ultrathin Package, Tracking, Power Good, External Synchronization 0.6 3.3 3.3V 850kHz - 1.5MHz 1200 2 11 yes yes Constant Frequency Controlled On-Time Valley Current Mode E,I,MP Ultrathin Quad μModule Regulator with Configurable 3A Output Array 1.5 Buck Buck Buck Buck 0.6 3.3 0.6 3.3 3 3 LTpowerCAD Model DC2453A no yes 2016-09-02 $19.90 (LTM4643EV) Extended Temperature (H & MP) uModule Regulators,Multiple Output Buck,uModule Buck Regulators 135mm² (15.00mm × 9.00mm ×1.82mm LGA) 1.82mm (15.00mm × 9.00mm ×1.82mm LGA) Gold no no
LTM4641 1 4.5 38 10 15 Buck yes 15mm x 15mm x 5.01mm BGA yes Advanced Input and Load Protection, Temperature Monitor, Differential Remote Sense, Tracking, Power Good 0.6 6 6V 330 14.5 200 yes yes 1 Constant On-Time Current Mode E,I,MP 38V, 10A DC/DC μModule Regulator with Advanced Input and Load Protection Buck - LTspice File,LTpowerCAD File DC1543A yes no 2012-10-15 $25.95 (LTM4641EY) Extended Temperature (H & MP) uModule Regulators,Surge Stopper, Overvoltage & Overcurrent Protection,uModule Buck Regulators 225mm² (15mm x 15mm x 5.01mm BGA) 5.01mm (15mm x 15mm x 5.01mm BGA) SAC305,Tin-Lead no no
LTM4642 (dual output) 2 4.5 20 4 7 Buck yes 11.25mm x 9mm x 4.92mm BGA yes Tracking, PolyPhase, PowerGood, External Synchronization, Resistor Set Frequency, Burst Mode 0.6 5.5 5.5V 600kHz to 1.4MHz 600kHz to 1.4MHz 1400 22 10 yes yes Constant On-Time, Valley Current Mode E,I 20VIN, Dual 4A or Single 8A DC/DC μModule Regulator 1.5 Buck Buck 0.6 5.5 7 4 LTspice File,LTpowerCAD File DC2194A no yes 2016-03-28 $16.00 (LTM4642EY) Multiple Output Buck,uModule Buck Regulators 101.3mm² (11.25mm x 9mm x 4.92mm BGA) 4.92mm (11.25mm x 9mm x 4.92mm BGA) SAC305,Tin-Lead no no
LTM4642 (single output) 1 4.5 20 8 14 Buck yes 11.25mm x 9mm x 4.92mm BGA yes Tracking, PolyPhase, PowerGood, External Synchronization, Resistor Set Frequency, Burst Mode 0.6 5.5 5.5V 600kHz to 1.4MHz 600kHz to 1.4MHz 1400 22 10 yes yes Constant On-Time, Valley Current Mode E,I 20VIN, Dual 4A or Single 8A DC/DC μModule Regulator 1.5 Buck LTspice File,LTpowerCAD File DC2194A no yes 2016-03-28 $16.00 (LTM4642EY) Multiple Output Buck,uModule Buck Regulators 101.3mm² (11.25mm x 9mm x 4.92mm BGA) 4.92mm (11.25mm x 9mm x 4.92mm BGA) SAC305,Tin-Lead no no
LTM4650 (dual output) 2 4.5 15 25 25 Buck yes 16mm x 16mm x 5.01mm BGA yes Internal Heat Sink, Differential Remote Sense, PolyPhase, Resistor Set Frequency, External Synchronization, Temperature Monitor, Burst Mode, Power Good 0.6 1.8 1.8V 400kHz - 780kHz 400kHz - 780kHz 500 4 50 yes 2, 4, 6, 8, 10, 12 Constant Frequency Current Mode E,I Dual 25A or Single 50A DC/DC μModule Regulator 1 Buck Buck 0.6 1.8 25 25 LTspice File,LTpowerCAD File DC2378A-A,DC2481A-B,DC2481A-A,DC2479A-A no yes 2016-02-03 $46.75 (LTM4650EY) Multiple Output Buck,uModule Buck Regulators 256mm² (16mm x 16mm x 5.01mm BGA) 5.01mm (16mm x 16mm x 5.01mm BGA) SAC305,Tin-Lead no no
LTM4650 (single output) 1 4.5 15 50 50 Buck yes 16mm x 16mm x 5.01mm BGA yes Internal Heat Sink, Differential Remote Sense, PolyPhase, Resistor Set Frequency, External Synchronization, Temperature Monitor, Burst Mode, Power Good 0.6 1.8 1.8V 400kHz - 780kHz 400kHz - 780kHz 500 4 50 yes 2, 4, 6, 8, 10, 12 Constant Frequency Current Mode E,I Dual 25A or Single 50A DC/DC μModule Regulator 1 Buck LTspice File,LTpowerCAD File DC2378A-A,DC2481A-B,DC2481A-A,DC2479A-A no yes 2016-02-03 $46.75 (LTM4650EY) Multiple Output Buck,uModule Buck Regulators 256mm² (16mm x 16mm x 5.01mm BGA) 5.01mm (16mm x 16mm x 5.01mm BGA) SAC305,Tin-Lead no no
LTM4676 (dual output) 2 4.5 26.5 13 13 Buck yes 16mm x 16mm x 5.01mm BGA yes Burst Mode, Differential Remote Sense, PolyPhase, PMBus, I2C Control, Watchdog Timer, EEPROM, ADC, DCR Current Sense, Sequencing, Margining, Tracking, External Synchronization 0.5 5.4 5.4V 250kHz - 1MHz 250kHz - 1MHz 1000 15 50 yes - yes 2, 3, 4, 6 Constant Frequency Current Mode E,I Dual 13A or Single 26A μModule Regulator with PSM 0.5 Buck Buck 0.5 4 13 13 LTpowerPlay ,LTspice File,LTpowerCAD File,Linduino File DC2087A,DC1811B-KIT,DC2269A-A,DC1811B-A yes no 2013-08-22 $33.55 (LTM4676EY) Digital Power System Management,Digitally Programmable Regulators,Multiple Output Buck,uModule Buck Regulators 256mm² (16mm x 16mm x 5.01mm BGA) 5.01mm (16mm x 16mm x 5.01mm BGA) SAC305,Tin-Lead no no
LTM4676 (single output) 1 4.5 26.5 26 18 Buck yes 16mm x 16mm x 5.01mm BGA yes Burst Mode, Differential Remote Sense, PolyPhase, PMBus, I2C Control, Watchdog Timer, EEPROM, ADC, DCR Current Sense, Sequencing, Margining, Tracking, External Synchronization 0.5 5.4 5.4V 250kHz - 1MHz 250kHz - 1MHz 1000 15 50 yes - yes 2, 3, 4, 6 Constant Frequency Current Mode E,I Dual 13A or Single 26A μModule Regulator with PSM 0.5 Buck 0.5 4 LTpowerPlay ,LTspice File,LTpowerCAD File,Linduino File DC2087A,DC1811B-KIT,DC2269A-A,DC1811B-A yes no 2013-08-22 $33.55 (LTM4676EY) Digital Power System Management,Digitally Programmable Regulators,Multiple Output Buck,uModule Buck Regulators 256mm² (16mm x 16mm x 5.01mm BGA) 5.01mm (16mm x 16mm x 5.01mm BGA) SAC305,Tin-Lead no no
LTM4676A (dual output) 2 4.5 17 13 13 Buck yes 16mm x 16mm x 5.01mm BGA yes Burst Mode, Differential Remote Sense, PolyPhase, PMBus, I2C Control, Watchdog Timer, EEPROM, ADC, DCR Current Sense, Sequencing, Margining, Tracking, External Synchronization 0.5 5.5 5.5V 250kHz - 1MHz 250kHz - 1MHz 1000 20 50 yes yes 2, 3, 4, 6 Constant Frequency Current Mode E,I Dual 13A or Single 26A μModule Regulator with PSM, /A Version Faster Turn-On 0.5 Buck Buck 0.5 5.5 13 13 LTspice Model,LTpowerCAD File DC1811B-B,DC2106B-B,DC2204A,DC1989B-A,DC1989B-B,DC1989B-C yes yes 2015-05-15 $33.95 (LTM4676AEY) Digital Power System Management,Digitally Programmable Regulators,Multiple Output Buck,uModule Buck Regulators 256mm² (16mm x 16mm x 5.01mm BGA) 5.01mm (16mm x 16mm x 5.01mm BGA) SAC305 no no
LTM4675 (single output) 1 4.5 17 18 15 Buck yes 16mm x 11.9mm x 3.51mm BGA yes PMBus, EEPROM, Fault Logging, Supervisor, Sequencing, Margining, Internal Temp Monitor, Voltage Monitor, Current Monitor, PolyPhase, External Synchronization 0.5 5.5 5.5V 500 20 50 yes yes 4 Constant Frequency Current Mode E,I Dual 9A or Single 18A μModule Regulator with PSM 0.5 Buck 0.5 5.5 15 LTspice File,LTpowerCAD File,Linduino File DC2053A,DC2204A yes yes 2015-05-27 $24.00 (LTM4675EY) Digital Power System Management,Digitally Programmable Regulators,Multiple Output Buck,uModule Buck Regulators 190.4mm² (16mm x 11.9mm x 3.51mm BGA) 3.51mm (16mm x 11.9mm x 3.51mm BGA) SAC305 no no
LTM4675 (dual output) 2 4.5 17 9 15 Buck yes 16mm x 11.9mm x 3.51mm BGA yes PMBus, EEPROM, Fault Logging, Supervisor, Sequencing, Margining, Internal Temp Monitor, Voltage Monitor, Current Monitor, PolyPhase, External Synchronization 0.5 5.5 5.5V 500 20 50 yes yes 4 Constant Frequency Current Mode E,I Dual 9A or Single 18A μModule Regulator with PSM 0.5 Buck Buck 0.5 5.5 15 9 LTspice File,LTpowerCAD File,Linduino File DC2053A,DC2204A yes yes 2015-05-27 $24.00 (LTM4675EY) Digital Power System Management,Digitally Programmable Regulators,Multiple Output Buck,uModule Buck Regulators 190.4mm² (16mm x 11.9mm x 3.51mm BGA) 3.51mm (16mm x 11.9mm x 3.51mm BGA) SAC305 no no
LTM4650-1 (dual output) 2 4.5 15 25 25 Buck yes 16mm × 16mm × 5.01mm BGA yes Internal Heat Sink, Differential Remote Sense, PolyPhase, Resistor Set Frequency, External Synchronization, Temperature Monitor, Burst Mode, Power Good 0.6 1.8 1.8V 400kHz - 780kHz 400kHz - 780kHz 500 4 50 yes yes 2, 4, 6, 8, 10, 12 Constant Frequency Current Mode E,I LTM4650-1 - Dual 25A or Single 50A μModule Regulator with 3% Transient Accuracy 1 Buck 25 25 LTspice File,LTpowerCAD File DC2455A-A,DC2378A-B,DC2455A-B,DC2455A-C,DC2479A-B yes yes 2016-03-24 $46.75 (LTM4650EY-1B) Multiple Output Buck,uModule Buck Regulators 256mm² (16mm × 16mm × 5.01mm BGA) 5.01mm (16mm × 16mm × 5.01mm BGA) SAC305 no no
LTM4650-1 (single output) 1 4.5 15 50 50 Buck yes 16mm × 16mm × 5.01mm BGA yes Internal Heat Sink, Differential Remote Sense, PolyPhase, Resistor Set Frequency, External Synchronization, Temperature Monitor, Burst Mode, Power Good 0.6 1.8 1.8V 400kHz - 780kHz 400kHz - 780kHz 500 4 50 yes yes 2, 4, 6, 8, 10, 12 Constant Frequency Current Mode E,I LTM4650-1 - Dual 25A or Single 50A μModule Regulator with 3% Transient Accuracy 1 Buck LTspice File,LTpowerCAD File DC2455A-A,DC2378A-B,DC2455A-B,DC2455A-C,DC2479A-B yes yes 2016-03-24 $46.75 (LTM4650EY-1B) Multiple Output Buck,uModule Buck Regulators 256mm² (16mm × 16mm × 5.01mm BGA) 5.01mm (16mm × 16mm × 5.01mm BGA) SAC305 no no
LTM4639 1 2.375 7 20 25 Buck yes 15mm x 15mm x 4.92mm BGA yes Differential Remote Sense, PolyPhase, External Synchronization, Resistor Set Frequency, Tracking, Power Good, Temperature Monitor 0.6 5.5 5.5V 210kHz - 850kHz 250kHz - 800kHz 500 25 45 yes yes 6 Constant Frequency Current Mode E,I Low VIN 20A DC/DC μModule Step-Down Regulator 1.5 LTspice File,LTpowerCAD File DC2166A yes no 2014-11-18 $19.45 (LTM4639EY) uModule Buck Regulators 225mm² (15mm x 15mm x 4.92mm BGA) 4.92mm (15mm x 15mm x 4.92mm BGA) SAC305,Tin-Lead no no
LTM4637 1 4.5 20 20 25 Buck yes 15mm x 15mm x 4.32mm LGA,15mm x 15mm x 4.92mm BGA yes Internal Heat Sink, Differential Remote Sense, External Synchronization, Burst Mode, Tracking, Resistor Set Frequency, Power Good, Temperature Monitor 0.6 5.5 5.5V 250kHz - 800kHz 250kHz - 800kHz 770 17 40 yes no 1 Constant Frequency Current Mode E,I 20A DC/DC uModule Step-Down Regulator Buck - LTspice File,LTpowerCAD File DC1872A yes no 2013-04-25 $22.10 (LTM4637EV) uModule Buck Regulators 225mm² (15mm x 15mm x 4.92mm BGA),225mm² (15mm x 15mm x 4.32mm LGA) 4.32mm (15mm x 15mm x 4.32mm LGA),4.92mm (15mm x 15mm x 4.92mm BGA) Gold,SAC305,Tin-Lead no no
LTM4628 (dual output) 2 4.5 26.5 8 15 Buck yes 15mm × 15mm × 4.32mm LGA,15mm x 15mm x 4.92mm BGA yes Differential Remote Sense, Resistor Set Frequency, PolyPhase, External Synchronization, Burst Mode, Tracking 0.6 5.5 5.5V 250kHz - 780kHz 400kHz - 780kHz 780 5 60 yes yes 4 Constant Frequency Current Mode E,I Dual 8A or Single 16A DC/DC uModule Regulator Buck Buck 0.6 15 8 LTspice File,LTpowerCAD File DC1663A no no 2010-11-08 $19.90 (LTM4628EV) Multiple Output Buck,uModule Buck Regulators 225mm² (15mm x 15mm x 4.92mm BGA),225mm² (15mm × 15mm × 4.32mm LGA) 4.32mm (15mm × 15mm × 4.32mm LGA),4.92mm (15mm x 15mm x 4.92mm BGA) Gold,SAC305,Tin-Lead no no
LTM4630 (dual output) 2 4.5 15 18 25 Buck yes 16mm x 16mm x 4.41mm LGA,16mm x 16mm x 5.01mm BGA yes Differential Remote Sense, Resistor Set Frequency, PolyPhase, External Synchronization, Temperature Monitor, Burst Mode, Tracking, Power Good 0.6 1.8 1.8V 400kHz to 780kHz 400kHz to 780kHz 500 3 50 yes yes 8 Constant Frequency Current Mode E,I Dual 18A or Single 36A DC/DC μModule Regulator Buck Buck 0.6 1.8 25 18 LTspice File,LTpowerCAD File DC1892A,DC2007A-A,DC2007A-C,DC2007A-B ,DC2081A-A,DC2106B-B yes no 2013-08-05 $35.05 (LTM4630EV) Multiple Output Buck,uModule Buck Regulators 256mm² (16mm x 16mm x 5.01mm BGA),256mm² (16mm x 16mm x 4.41mm LGA) 4.41mm (16mm x 16mm x 4.41mm LGA),5.01mm (16mm x 16mm x 5.01mm BGA) Gold,SAC305,Tin-Lead no no
LTM4630 (single output) 1 4.5 15 36 25 Buck yes 16mm x 16mm x 4.41mm LGA,16mm x 16mm x 5.01mm BGA yes Differential Remote Sense, Resistor Set Frequency, PolyPhase, External Synchronization, Temperature Monitor, Burst Mode, Tracking, Power Good 0.6 1.8 1.8V 400kHz to 780kHz 400kHz to 780kHz 500 3 50 yes yes 8 Constant Frequency Current Mode E,I Dual 18A or Single 36A DC/DC μModule Regulator Buck Buck 0.6 1.8 25 LTspice File,LTpowerCAD File DC1892A,DC2007A-A,DC2007A-C,DC2007A-B ,DC2081A-A,DC2106B-B yes no 2013-08-05 $35.05 (LTM4630EV) Multiple Output Buck,uModule Buck Regulators 256mm² (16mm x 16mm x 5.01mm BGA),256mm² (16mm x 16mm x 4.41mm LGA) 4.41mm (16mm x 16mm x 4.41mm LGA),5.01mm (16mm x 16mm x 5.01mm BGA) Gold,SAC305,Tin-Lead no no
LTM4627 1 4.5 20 15 50 Buck yes 15mm × 15mm × 4.32mm LGA,15mm x 15mm x 4.92mm BGA yes Differential Remote Sense, Tracking, External Synchronization, PolyPhase, Burst Mode 0.6 5 5V 250kHz to 800kHz 400kHz to 800kHz 500 17 40 yes yes 4 Constant Frequency Current Mode E,I,MP Parallelable 20VIN, 0.6V to 5V VOUT, 15A, DC/DC μModule Buck - LTspice File,LTpowerCAD File DC1669A,DC1668B-A,DC1668B-C no no 2010-08-30 $17.99 (LTM4627EV) Extended Temperature (H & MP) uModule Regulators,uModule Buck Regulators 225mm² (15mm x 15mm x 4.92mm BGA),225mm² (15mm × 15mm × 4.32mm LGA) 4.32mm (15mm × 15mm × 4.32mm LGA),4.92mm (15mm x 15mm x 4.92mm BGA) Gold,SAC305,Tin-Lead no no
LTM4625 1 4 20 5 7 Buck yes 6.25mm x 6.25mm x 5.01mm BGA yes Resistor Set Frequency, External Synchronization, PolyPhase, Tracking, Power Good, Low EMI, EN55022 Class B Certified 0.6 5.5 5.5V 800kHz - 4MHz 800kHz - 4MHz 1000 2 11 yes yes 12 Constant Frequency Current Mode E,I 20VIN, 5A Step-Down DC/DC μModule Regulator 1.5 LTspice File,LTpowerCAD File DC2171A-B yes no 2014-11-26 $6.45 (LTM4625EY) uModule Buck Regulators 39.1mm² (6.25mm x 6.25mm x 5.01mm BGA) 5.01mm (6.25mm x 6.25mm x 5.01mm BGA) SAC305,Tin-Lead no no
LTM4622 2 3.1 20 2.5 4 Buck yes 6.25mm x 6.25mm x 1.82mm LGA,6.25mm x 6.25mm x 2.42mm BGA yes Ultrathin Package, Resistor Set Frequency, External Synchronization, PolyPhase, Burst Mode, Power Good 0.6 5.5 5.5V 800kHz to 4MHz 800kHz to 4MHz 1000 11 45 yes yes 4 Controlled On-Time Valley Current Mode E,I Dual Ultrathin 2.5A Step-Down DC/DC μModule Regulator 1.5 Buck Buck 0.6 5.5 4 2.5 LTspice File,LTpowerCAD File DC2249A no yes 2015-06-26 $7.15 (LTM4622EV) Multiple Output Buck,uModule Buck Regulators 39.1mm² (6.25mm x 6.25mm x 2.42mm BGA),39.1mm² (6.25mm x 6.25mm x 1.82mm LGA) 1.82mm (6.25mm x 6.25mm x 1.82mm LGA),2.42mm (6.25mm x 6.25mm x 2.42mm BGA) Gold,SAC305,Tin-Lead no no
LTM4623 1 4 20 3 5 Buck yes 6.25mm x 6.25mm x 1.82mm LGA,6.25mm x 6.25mm x 2.42mm BGA yes Ultrathin Package, Low EMI, EN55022 Class B Certified, Resistor Set Frequency, External Synchronization, PolyPhase, Tracking, Power Good 0.6 5.5 0.6V 800kHz - 4MHz 800kHz - 4MHz 1000 2 11 yes yes 12 Constant Frequency Current Mode E,I Ultrathin 20VIN, 3A Step-Down DC/DC μModule Regulator 1.5 LTspice File,LTpowerCAD File DC2171A-A yes no 2014-11-26 $6.05 (LTM4623EV) uModule Buck Regulators 39.1mm² (6.25mm x 6.25mm x 2.42mm BGA),39.1mm² (6.25mm x 6.25mm x 1.82mm LGA) 1.82mm (6.25mm x 6.25mm x 1.82mm LGA),2.42mm (6.25mm x 6.25mm x 2.42mm BGA) Gold,SAC305,Tin-Lead no no
LTM4624 1 4 14 4 7 Buck yes 6.25mm x 6.25mm x 5.01mm BGA yes Resistor Set Frequency, Tracking, Burst Mode, Power Good 0.6 5.5 5.5V 800kHz to 4MHz 1000 2 11 yes no 1 Constant Frequency Current Mode E,I 14VIN, 4A Step-Down DC/DC μModule Regulator Buck - LTspice File,LTpowerCAD File DC1889A yes no 2013-07-16 $5.95 (LTM4624EY) uModule Buck Regulators 39.1mm² (6.25mm x 6.25mm x 5.01mm BGA) 5.01mm (6.25mm x 6.25mm x 5.01mm BGA) SAC305,Tin-Lead no no
LTM4630-1 2 4.5 15 18 25 Buck yes 16mm x 16mm x 5.01mm BGA yes Differential Remote Sense, Resistor Set Frequency, PolyPhase, External Synchronization, Temperature Monitor, Burst Mode, Tracking, Power Good 0.6 1.8 1.8V 400kHz to 780kHz 400kHz to 780kHz 500 3 50 yes yes 8 Constant Frequency Current Mode E,I Dual 18A or Single 36A μModule Regulator with 0.8% DC and 3% Transient Accuracy 0.8 Buck Buck 0.6 1.8 25 18 LTspice File,LTpowerCAD File DC2081A-B,DC2157A,DC2268A-E,DC2164A-A,DC2164A-B,DC2164A-C no yes 2015-05-12 $36.05 (LTM4630EY-1B) Multiple Output Buck,uModule Buck Regulators 256mm² (16mm x 16mm x 5.01mm BGA) 5.01mm (16mm x 16mm x 5.01mm BGA) SAC305,Tin-Lead no no
LTM4630A 2 4.5 15 18 25 Buck yes 16mm x 16mm x 4.41mm LGA,16mm x 16mm x 5.01mm BGA yes Differential Remote Sense, Resistor Set Frequency, PolyPhase, External Synchronization, Temperature Monitor, Burst Mode, Tracking, Power Good 0.6 5.3 5.3V 210kHz to 860kHz 400kHz to 780kHz 500 3 35 yes yes 8 Constant Frequency Current Mode E,I Dual 18A or Single 36A μModule, LTM4630A Offers Higher Light Load Efficiency 0.5 Buck Buck 0.6 5.3 25 18 LTspice File,LTpowerCAD Model DC2152A no yes 2015-07-27 $36.30 (LTM4630AEV) Multiple Output Buck,uModule Buck Regulators 256mm² (16mm x 16mm x 5.01mm BGA),256mm² (16mm x 16mm x 4.41mm LGA) 4.41mm (16mm x 16mm x 4.41mm LGA),5.01mm (16mm x 16mm x 5.01mm BGA) Gold,SAC305 no no
LTM4634 3 4.75 28 5 Buck yes 15mm x 15mm x 5.01mm BGA yes Internal Heat Sink, PolyPhase, Burst Mode, External Synchronization, Resistor Set Frequency, Tracking, Power Good 0.8 5.5 5V (ch 1 & 2), 13.5V (ch 3) 250kHz to 750kHz 250kHz to 750kHz 750 0.5 10 yes yes 3 Constant Frequency Current Mode E,I Triple 5A/5A/4A Step-Down DC/DC μModule Regulator 1.5 Buck Buck Buck 0.8 5.5 0.8 13.5 5 4 LTspice File,LTpowerCAD File DC2121A no no 2014-08-12 $35.95 (LTM4634EY) Multiple Output Buck,uModule Buck Regulators 225mm² (15mm x 15mm x 5.01mm BGA) 5.01mm (15mm x 15mm x 5.01mm BGA) SAC305,Tin-Lead no no
LTM4636 1 4.7 15 40 50 Buck yes 16mm x 16mm x 7.07mm BGA yes Burst Mode, Integrated Heat Sink, Differential Remote Sense, External Synchronization, Resistor Set Frequency 0.6 3.3 3.3V 200kHz to 1.2MHz 200kHz to 1.2MHz 1200 16 30 yes yes 6 Constant Frequency Current Mode E,I 40A μModule Regulator with Enhanced Efficiency and Thermal Performance 1 Buck LTpowerCAD Model DC2230A-A no yes 2016-09-21 $38.85 (LTM4636EY) uModule Buck Regulators 256mm² (16mm x 16mm x 7.07mm BGA) 7.07mm (16mm x 16mm x 7.07mm BGA) SAC305 no no
LTM4636-1 1 4.7 15 40 50 Buck yes 16mm x 16mm x 7.07mm BGA yes Burst Mode, Integrated Heat Sink, Differential Remote Sense, External Synchronization, Resistor Set Frequency, Overtemperature Protection, Input/Output Protection 0.6 3.3 3.3V 200kHz to 1.2MHz 200kHz to 1.2MHz 1200 16 30 yes yes 6 Constant Frequency Current Mode E,I 40A μModule Regulator with Overvoltage/ Overtemperature Protection 1 Buck LTpowerCAD Model DC2230A-B no yes 2017-01-20 $40.10 (LTM4636EY-1) uModule Buck Regulators 256mm² (16mm x 16mm x 7.07mm BGA) 7.07mm (16mm x 16mm x 7.07mm BGA) SAC305 no no
LTM4633 3 4.7 16 10 25 Buck yes 15mm x 15mm x 5.01mm BGA yes Internal Heat Sink, Tracking, Burst Mode, External Synchronization, Power Good 0.8 5.5 1.8V (Vout1,2), 5.5V (Vout3) 600kHz - 750kHz 750 0.5 50 yes yes 3 Constant Frequency Current Mode E,I,MP Triple 10A Step-Down DC/DC μModule Regulator Buck Buck Buck 0.8 5.5 0.8 5.5 25 25 10 10 LTspice File,LTpowerCAD File DC1905A yes no 2013-10-16 $35.95 (LTM4633EY) Extended Temperature (H & MP) uModule Regulators,Multiple Output Buck,uModule Buck Regulators 225mm² (15mm x 15mm x 5.01mm BGA) 5.01mm (15mm x 15mm x 5.01mm BGA) SAC305,Tin-Lead no no
LTM4632 3 3.1 15 3 4.5 Buck yes 6.25mm x 6.25mm x 1.82mm LGA,6.25mm x 6.25mm x 2.42mm BGA yes Ultrathin Package, PolyPhase, External Synchronization, Power Good, Burst Mode, Tracking 0.6 2.5 2.5V 700kHz - 1.3MHz 1000 13 40 yes yes E,I Ultrathin, Triple Output, Step-Down μModule Regulator for DDR-QDR4 Memory Buck Buck Buck 0.6 2.5 0.6 2.5 4.5 3 0.01 LTspice File,LTpowerCAD Model DC2367A no yes 2016-03-16 $7.35 (LTM4632EV) DDR Memory/Bus Termination,uModule Buck Regulators 39.1mm² (6.25mm x 6.25mm x 2.42mm BGA),39.1mm² (6.25mm x 6.25mm x 1.82mm LGA) 1.82mm (6.25mm x 6.25mm x 1.82mm LGA),2.42mm (6.25mm x 6.25mm x 2.42mm BGA) Gold,SAC305,Tin-Lead no no
LTM4631 (dual output) 2 4.5 15 10 20 Buck yes 16mm x 16mm x 1.91mm LGA yes Ultrathin Package, Differential Remote Sense, PolyPhase, Tracking, Resistor Set Frequency, External Synchronization, Temperature Monitor, Burst Mode, Power Good 0.6 1.8 1.8V 250kHz - 780kHz 500kHz - 780kHz 750 4 30 yes yes Constant Frequency Current Mode E,I Ultrathin Dual 10A or Single 20A DC/DC μModule Regulator 1 Buck Buck 0.6 1.8 20 10 LTpowerCAD File DC2147A yes yes 2016-08-04 $24.88 (LTM4631EV) uModule Buck Regulators 256mm² (16mm x 16mm x 1.91mm LGA) 1.82mm (16mm x 16mm x 1.91mm LGA) Gold no no
LTM4631 (single output) 1 4.5 15 20 20 Buck yes 16mm x 16mm x 1.91mm LGA yes Ultrathin Package, Differential Remote Sense, PolyPhase, Tracking, Resistor Set Frequency, External Synchronization, Temperature Monitor, Burst Mode, Power Good 0.6 1.8 1.8V 250kHz - 780kHz 500kHz - 780kHz 750 4 30 yes yes Constant Frequency Current Mode E,I Ultrathin Dual 10A or Single 20A DC/DC μModule Regulator 1 Buck LTpowerCAD File DC2147A yes yes 2016-08-04 $24.88 (LTM4631EV) uModule Buck Regulators 256mm² (16mm x 16mm x 1.91mm LGA) 1.82mm (16mm x 16mm x 1.91mm LGA) Gold no no
LTM4676A (single output) 1 4.5 17 26 26 Buck yes 16mm x 16mm x 5.01mm BGA yes Burst Mode, Differential Remote Sense, PolyPhase, PMBus, I2C Control, Watchdog Timer, EEPROM, ADC, DCR Current Sense, Sequencing, Margining, Tracking, External Synchronization 0.5 5.5 5.5V 250kHz - 1MHz 250kHz - 1MHz 1000 20 50 yes yes 2, 3, 4, 6 Constant Frequency Current Mode E,I Dual 13A or Single 26A μModule Regulator with PSM, /A Version Faster Turn-On 0.5 Buck 0.5 5.5 LTspice Model,LTpowerCAD File DC1811B-B,DC2106B-B,DC2204A,DC1989B-A,DC1989B-B,DC1989B-C yes yes 2015-05-15 $33.95 (LTM4676AEY) Digital Power System Management,Digitally Programmable Regulators,Multiple Output Buck,uModule Buck Regulators 256mm² (16mm x 16mm x 5.01mm BGA) 5.01mm (16mm x 16mm x 5.01mm BGA) SAC305 no no
LTM4677 (dual output) 2 4.5 16 18 18 Buck yes 16mm x 16mm x 5.01mm BGA yes Burst Mode, Differential Remote Sense, PolyPhase, PMBus, I2C Control, Watchdog Timer, EEPROM, ADC, DCR Current Sense, Sequencing, Margining, Tracking, External Synchronization 0.5 1.8 1.8V 250kHz - 1MHz 250kHz - 1MHz 1000 20 50 yes - yes 2, 3, 4, 6 Constant Frequency Current Mode E,I Dual 18A or Single 36A µModule Regulator with Digital Power System Management 0.5 Buck Buck 0.5 1.8 18 18 LTspice File,LTpowerCAD File,Linduino File DC2066A,DC2204A,DC2143A-A,DC2143A-B,DC2143A-C,DC2481A-B,DC2481A-A no yes 2015-10-23 $39.60 (LTM4677EY) Digital Power System Management,Digitally Programmable Regulators,Multiple Output Buck,uModule Buck Regulators 256mm² (16mm x 16mm x 5.01mm BGA) 5.01mm (16mm x 16mm x 5.01mm BGA) SAC305 no no
LTM8053 1 3.4 40 3.5 Buck yes 9mm x 6.25mm x 3.32mm BGA yes External Synchronization, Resistor Set Frequency, Burst Mode, Power Good, Tracking, Low EMI, Silent Switcher Architecture 0.97 15 15V 200kHz to 3MHz 200kHz to 3MHz 3000 0.575 1 yes yes 2 Constant Frequency Current Mode E,I 40VIN, 3.5A/6A Step-Down μModule Regulator 1 Buck LTspice Model DC1934A no yes 2016-05-11 $9.66 (LTM8053EY) uModule Buck Regulators 56.3mm² (9mm x 6.25mm x 3.32mm BGA) 3.32mm (9mm x 6.25mm x 3.32mm BGA) SAC305 no no
LTM8054 1 5 36 5.4 Buck-Boost yes 15mm x 11.25mm x 3.42mm BGA yes Input Current Monitor, Output Current Monitor, External Synchronization, Resistor Set Frequency, PolyPhase 1.2 36 36V 100kHz to 800kHz 200kHz to 700kHz 800 8 0.1 yes yes 12 Constant Frequency Current Mode E,I,MP 36VIN, 5.4A Buck-Boost μModule Regulator 1.5 LTspice File,LTpowerCAD File DC2016A no yes 2015-08-21 $15.95 (LTM8054EY) Extended Temperature (H & MP) uModule Regulators,uModule Battery Chargers,uModule Buck-Boost Regulators 168.8mm² (15mm x 11.25mm x 3.42mm BGA) 3.42mm (15mm x 11.25mm x 3.42mm BGA) SAC305,Tin-Lead no no
LTM8055 1 5 36 8.5 Buck-Boost yes 15mm x 15mm x 4.92mm BGA no Programmable Input Current Limit, Programmable Output Current Limit, Input Current Monitor, Output Current Monitor, PolyPhase, Resistor Set Frequency, External Synchronization 1.2 36 36V 100kHz to 800kHz 200kHz to 700kHz 800 8 0.1 yes yes 4 Constant Frequency Current Mode E,I,MP 36VIN, 8.5A Buck-Boost μModule Regulator 1.67 Buck-Boost LTspice File,LTpowerCAD File DC2017A no no 2015-02-27 $22.00 (LTM8055EY) Extended Temperature (H & MP) uModule Regulators,uModule Battery Chargers,uModule Buck-Boost Regulators 225mm² (15mm x 15mm x 4.92mm BGA) 4.92mm (15mm x 15mm x 4.92mm BGA) SAC305,Tin-Lead no no
LTM8052A 1 6 36 5 5.6 Buck yes 15mm x 11.25mm x 2.82mm LGA,15mm x 11.25mm x 3.42mm BGA yes Resistor Set Frequency, External Synchronization, Output Current Regulation 1.2 24 24V 100kHz - 1MHz 100kHz - 1MHz 1000 17 0.1 yes no 1 Constant Frequency Current Mode E,I,MP 36Vin, 5A, 2-Quadrant CVCC Buck uModule, No Output OVP 2.5 Buck - LTspice File DC1939A,DC1866A yes no 2011-09-27 $13.17 (LTM8052AEV) Extended Temperature (H & MP) uModule Regulators,Supercapacitor Chargers,uModule Battery Chargers,uModule Buck Regulators 168.8mm² (15mm x 11.25mm x 3.42mm BGA),168.8mm² (15mm x 11.25mm x 2.82mm LGA) 2.82mm (15mm x 11.25mm x 2.82mm LGA),3.42mm (15mm x 11.25mm x 3.42mm BGA) Gold,SAC305,Tin-Lead no no
LTM8052 1 6 36 5 5.6 Buck yes 15mm x 11.25mm x 2.82mm LGA,15mm x 11.25mm x 3.42mm BGA yes Resistor Set Frequency, External Synchronization, Output Current Regulation 1.2 24 24V 100kHz - 1MHz 100kHz - 1MHz 1000 17 0.1 yes no 1 Constant Frequency Current Mode E,I,MP 36Vin, 5A, 2-Quadrant CVCC Buck uModule, 125% Output OVP 2.5 Buck - LTspice File DC1939A,DC1866A yes no 2011-09-27 $13.17 (LTM8052EV) Extended Temperature (H & MP) uModule Regulators,Supercapacitor Chargers,uModule Battery Chargers,uModule Buck Regulators 168.8mm² (15mm x 11.25mm x 3.42mm BGA),168.8mm² (15mm x 11.25mm x 2.82mm LGA) 2.82mm (15mm x 11.25mm x 2.82mm LGA),3.42mm (15mm x 11.25mm x 3.42mm BGA) Gold,SAC305,Tin-Lead no no
LTM8048 2 3.1 32 0.44 Flyback, LDO yes 11.25mm x 9mm x 4.92mm BGA no Isolated Module, LDO 1.2 13 13V 0.85 1 yes no 1 Variable Frequency Current Mode E,I,MP 3.1Vin to 32Vin Isolated uModule DC/DC Converter with LDO Post Regulator 2.5 Buck LDO LTspice File DC1560A yes no 2011-11-01 $8.75 (LTM8048EY) Extended Temperature (H & MP) uModule Regulators,Isolated uModule Converters 101.3mm² (11.25mm x 9mm x 4.92mm BGA) 4.92mm (11.25mm x 9mm x 4.92mm BGA) SAC305,Tin-Lead no no
LTM8049 2 2.6 20 1 1.25 Sepic, Inverting yes 15mm x 9mm x 2.42mm BGA no Power Good -24 24 25 200kHz to 2.5MHz 200kHz to 2.5MHz 2500 10 2 yes no E,I Dual SEPIC or Inverting μModule DC/DC Converter Sepic, Inverting -24 24 1.25 1 LTspice File DC2244A yes yes 2016-08-22 $14.20 (LTM8049EY) Inverting Regulators,SEPIC Regulators,uModule Buck-Boost Regulators 135mm² (15mm x 9mm x 2.42mm BGA) 2.42mm (15mm x 9mm x 2.42mm BGA) SAC305 no no
LTM8050 1 3.6 58 2 4 Buck yes 15mm x 9mm x 4.92mm BGA no Burst Mode, Resistor Set Frequency, External Synchronization, Power Good 0.8 24 24V 100kHz to 2.4MHz 100kHz to 2.4MHz 2400 0.035 0.01 yes no 1 Constant Frequency Current Mode E,I,MP 58V, 2A Step-Down μModule Regulator Buck - LTspice File DC1723A no no 2013-07-31 $14.00 (LTM8050EY) Extended Temperature (H & MP) uModule Regulators,High Input Voltage Buck,Micropower Buck Regulators,uModule Buck Regulators 135mm² (15mm x 9mm x 4.92mm BGA) 4.92mm (15mm x 9mm x 4.92mm BGA) SAC305,Tin-Lead no no
LTM8056 1 5 58 4 Buck-Boost yes 15mm x 15mm x 4.92mm BGA no Programmable Input Current Limit, Programmable Output Current Limit, Input Current Monitor, Output Current Monitor, PolyPhase, Resistor Set Frequency, External Synchronization 1.2 48 48V 100kHz to 800kHz 200kHz to 700kHz 800 8 0.1 yes yes 4 Constant Frequency Current Mode E,I,MP 58Vin, 48Vout Buck-Boost μModule Regulator 1.67 Buck-Boost LTspice File,LTpowerCAD File DC2154A no no 2015-02-27 $22.00 (LTM8056EY) Extended Temperature (H & MP) uModule Regulators,uModule Battery Chargers,uModule Buck-Boost Regulators 225mm² (15mm x 15mm x 4.92mm BGA) 4.92mm (15mm x 15mm x 4.92mm BGA) SAC305,Tin-Lead no no
LTM8057 1 3.1 31 0.44 Flyback yes 11.25mm x 9mm x 4.92mm BGA no Isolated Module, UL60950 Recognized 2.5 12 12V 0.85 1 yes 1 Constant Frequency Current Mode E,I,MP 3.1VIN to 31VIN Isolated µModule DC/DC Converter 2.5 Buck LTspice File DC1987A yes no 2014-05-19 $10.90 (LTM8057EY) Extended Temperature (H & MP) uModule Regulators,Isolated uModule Converters 101.3mm² (11.25mm x 9mm x 4.92mm BGA) 4.92mm (11.25mm x 9mm x 4.92mm BGA) SAC305,Tin-Lead no no
LTM8064 1 6 58 6 9.1 Buck yes 16mm x 11.9mm x 4.92mm BGA yes Output Current Regulation, Resistor Set Frequency, External Synchronization 1.2 36 36V 100kHz - 1MHz 100kHz - 1MHz 1000 2.5 0.2 yes yes Constant Frequency Current Mode E,I 58VIN, 6A CVCC Step-Down μModule Regulator 2 Buck LTspice File DC2237A no yes 2016-02-22 $16.50 (LTM8064EY) High Input Voltage Buck,Supercapacitor Chargers,uModule Battery Chargers,uModule Buck Regulators 190.4mm² (16mm x 11.9mm x 4.92mm BGA) 4.92mm (16mm x 11.9mm x 4.92mm BGA) SAC305,Tin-Lead no no
LTM8067 1 2.8 40 0.45 Flyback yes 11.25mm x 9mm x 4.92mm BGA no Isolated Module, UL60950 Recognized 2.5 24 24V 7 3 yes Constant Frequency Current Mode E,I 2.8VIN to 40VIN Isolated μModule DC/DC Converter LTspice File DC2357A no yes 2016-01-25 $10.90 (LTM8067EY) Isolated uModule Converters 101.3mm² (11.25mm x 9mm x 4.92mm BGA) 4.92mm (11.25mm x 9mm x 4.92mm BGA) SAC305,Tin-Lead no no
LTM8068 2 2.8 40 0.45 Flyback yes 11.25mm x 9mm x 4.92mm BGA no Isolated Module, LDO Post Regulator, UL60950 Recognized 2.5 24 24V 7 3 yes no Constant Frequency Current Mode E,I 2.8VIN to 40VIN Isolated μModule DC/DC Converter with LDO Post Regulator Flyback LDO 1.2 18 0.3 LTspice File DC2358A no yes 2016-01-25 $11.45 (LTM8068EY) Isolated uModule Converters 101.3mm² (11.25mm x 9mm x 4.92mm BGA) 4.92mm (11.25mm x 9mm x 4.92mm BGA) SAC305,Tin-Lead no no
LTM8062A 1 4.95 32 2 3 Buck yes 15mm × 9mm × 4.32mm LGA no Output Current Regulation, Maximum Power Point Control, Reverse Input Protection 3.3 18.8 18.8V 40 1000 0.085 15 yes no - E,I 32VIN, 2A μModule Battery Charger, Float Voltage Up to 18.8V Buck - LTspice File DC1621A yes no 2010-08-25 $10.20 (LTM8062AEV) Energy Harvesting,Switching Battery Chargers,uModule Battery Chargers 135mm² (15mm × 9mm × 4.32mm LGA) 4.32mm (15mm × 9mm × 4.32mm LGA) Gold no no
LTM8062 1 4.95 32 2 3 Buck yes 15mm × 9mm × 4.32mm LGA no Output Current Regulation, Maximum Power Point Control, Reverse Input Protection 3.3 14.4 14.4V 40 1000 0.085 15 yes no - E,I 32VIN, 2A μModule Battery Charger, Float Voltage Up to 14.4V Buck - LTspice File DC1621A yes no 2010-08-25 $9.85 (LTM8062EV) Energy Harvesting,Switching Battery Chargers,uModule Battery Chargers 135mm² (15mm × 9mm × 4.32mm LGA) 4.32mm (15mm × 9mm × 4.32mm LGA) Gold no no
LTM8058 2 3.1 31 0.44 Flyback, LDO yes 11.25mm x 9mm x 4.92mm BGA no Isolated Module, LDO Post Regulator, UL60950 Recognized 1.2 12 13V (12V LDO post regulator) 0.85 1 yes 1 Constant Frequency Current Mode E,I,MP 3.1VIN to 31VIN Isolated μModule DC/DC Converter with LDO Post Regulator 2.5 Buck LDO 1.2 12 0.3 LTspice File DC1988A yes no 2014-04-14 $11.45 (LTM8058EY) Extended Temperature (H & MP) uModule Regulators,Isolated uModule Converters 101.3mm² (11.25mm x 9mm x 4.92mm BGA) 4.92mm (11.25mm x 9mm x 4.92mm BGA) SAC305,Tin-Lead no no
LTM8061 1 4.95 32 2 3 Buck yes 15mm × 9mm × 4.32mm LGA no Output Current Regulation, Programmable Input Current Limit, Reverse Input Protection 4.1 8.4 8.4V 1000 0.085 15 yes no - E,I 32V, 2A uModule Battery Charger, LTM8061-4.1/4.2/8.2/8.4 Fixed Float Voltages Buck - LTspice File DC1645A-A,DC1645A-B,DC1645A-C,DC1645A-D yes no 2010-09-22 $8.85 (LTM8061EV-4.1) Switching Battery Chargers,uModule Battery Chargers 135mm² (15mm × 9mm × 4.32mm LGA) 4.32mm (15mm × 9mm × 4.32mm LGA) Gold no no
LTM8047 1 3.1 32 0.44 Flyback yes 11.25mm x 9mm x 4.92mm BGA no Isolated Module 2.5 12 12V 0.85 1 yes no 1 Variable Frequency Current Mode E,I,MP 3.1Vin to 32Vin Isolated uModule DC/DC Converter 2.5 Buck - LTspice File DC1693A no no 2011-11-04 $8.25 (LTM8047EY) Extended Temperature (H & MP) uModule Regulators,Isolated uModule Converters 101.3mm² (11.25mm x 9mm x 4.92mm BGA) 4.92mm (11.25mm x 9mm x 4.92mm BGA) SAC305,Tin-Lead no no
LTM8046 1 3.1 31 0.55 Flyback yes 15mm x 9mm x 4.92mm BGA no Isolated Module, UL60950 Recognized 1.8 12 12V 5 1 yes no 1 Constant Frequency Current Mode E,I,MP 3.1VIN to 32VIN, 2kVAC Isolated DC/DC µModule Converter Flyback LTspice File DC1559A no no 2014-07-16 $14.47 (LTM8046EY) Extended Temperature (H & MP) uModule Regulators,Isolated uModule Converters 135mm² (15mm x 9mm x 4.92mm BGA) 4.92mm (15mm x 9mm x 4.92mm BGA) SAC305,Tin-Lead no no
LTM8021 1 3 36 0.5 0.9 Buck yes 11.25mm × 6.25mm × 2.82mm LGA no Low EMI, EN55022 Class B Certified 0.8 5 5V 1100 1.5 0.1 yes no 1 Constant Frequency Current Mode E,I 36VIN, 500mA Step-Down DC/DC µModule Buck - LTspice File,LTpowerCAD Model DC1238B no no 2008-05-13 $5.85 (LTM8021EV) Ultralow Noise Regulators,uModule Buck Regulators 70.3mm² (11.25mm × 6.25mm × 2.82mm LGA) 2.82mm (11.25mm × 6.25mm × 2.82mm LGA) Gold no no
LTM8022 1 3.6 36 1 2 Buck yes 11.25mm × 9mm × 2.82mm LGA no Resistor Set Frequency, External Synchronization, Power Good, PolyPhase 0.8 10 10V 200kHz - 2.4MHz 250kHz - 2MHz 2400 0.085 1 yes yes 2 Constant Frequency Current Mode E,I,MP 1A, 36V DC/DC µModule Buck - LTspice File,LTpowerCAD Model DC1261A no no 2007-11-26 $6.95 (LTM8022EV) Extended Temperature (H & MP) uModule Regulators,uModule Buck Regulators 101.3mm² (11.25mm × 9mm × 2.82mm LGA) 2.82mm (11.25mm × 9mm × 2.82mm LGA) Gold no no
LTM8023 1 3.6 36 2 2.7 Buck yes 11.25mm × 9mm × 2.82mm LGA,11.25mm x 9mm x 3.42mm BGA no Resistor Set Frequency, External Synchronization, Power Good, PolyPhase 0.8 10 10V 200kHz - 2.4MHz 250kHz - 2MHz 2400 0.085 0.1 yes yes 2 Constant Frequency Current Mode E,I,MP 2A, 36V DC/DC µModule Buck - LTspice File,LTpowerCAD Model DC1195A no no 2007-11-16 $7.95 (LTM8023EV) Extended Temperature (H & MP) uModule Regulators,uModule Buck Regulators 101.3mm² (11.25mm x 9mm x 3.42mm BGA),101.3mm² (11.25mm × 9mm × 2.82mm LGA) 2.82mm (11.25mm × 9mm × 2.82mm LGA),3.42mm (11.25mm x 9mm x 3.42mm BGA) Gold,SAC305,Tin-Lead no no
LTM8020 1 4 36 0.2 0.5 Buck yes 6.25mm x 6.25mm x 2.32mm LGA no Low EMI, EN55022 Class B Certified 1.2 5 5V 450 0.01 1 yes no 1 Constant Frequency Current Mode E,I,MP EN55022B Compliant 36Vin, 200mA, DC/DC µModule Buck - LTspice File DC1194A no no 2007-10-29 $4.95 (LTM8020EV) Extended Temperature (H & MP) uModule Regulators,Micropower Buck Regulators,Ultralow Noise Regulators,uModule Buck Regulators 39.1mm² (6.25mm x 6.25mm x 2.32mm LGA) 2.32mm (6.25mm x 6.25mm x 2.32mm LGA) Gold no no
LTM8003 1 3.4 40 3.5 Buck yes 9mm x 6.25mm x 3.32mm BGA yes Resistor Set Frequency, External Synchronization, Burst Mode, Tracking, Power Good, Low EMI, Silent Switcher Architecture 0.97 18 18V 200kHz to 3MHz 200kHz to 3MHz 3000 12 1 yes no Constant Frequency Current Mode I,H 40VIN, 3.5A Step-Down μModule Regulator, FMEA Compliant Pinout 1 Buck LTspice File,LTpowerCAD Model DC2416A no yes 2016-06-15 $11.30 (LTM8003IY-3.3) Extended Temperature (H & MP) uModule Regulators,uModule Buck Regulators 56.3mm² (9mm x 6.25mm x 3.32mm BGA) 3.32mm (9mm x 6.25mm x 3.32mm BGA) SAC305 no no
LTM4677 (single output) 1 4.5 16 36 36 Buck yes 16mm x 16mm x 5.01mm BGA yes Burst Mode, Differential Remote Sense, PolyPhase, PMBus, I2C Control, Watchdog Timer, EEPROM, ADC, DCR Current Sense, Sequencing, Margining, Tracking, External Synchronization 0.5 1.8 1.8V 250kHz - 1MHz 250kHz - 1MHz 1000 20 50 yes - yes 2, 3, 4, 6 Constant Frequency Current Mode E,I Dual 18A or Single 36A µModule Regulator with Digital Power System Management 0.5 Buck 0.5 1.8 LTspice File,LTpowerCAD File,Linduino File DC2066A,DC2204A,DC2143A-A,DC2143A-B,DC2143A-C,DC2481A-B,DC2481A-A no yes 2015-10-23 $39.60 (LTM4677EY) Digital Power System Management,Digitally Programmable Regulators,Multiple Output Buck,uModule Buck Regulators 256mm² (16mm x 16mm x 5.01mm BGA) 5.01mm (16mm x 16mm x 5.01mm BGA) SAC305 no no
LTM8001 6 6 36 5 5 Buck, LDO yes 15mm x 15mm x 3.42mm BGA no Output Current Regulation, Sequencing, Resistor Set Frequency, External Synchronization 1.2 24 24V Up to 1MHz Up to 1MHz 1000 26 0.1 yes no 1 Constant Frequency Current Mode E,I,MP 36VIN, 5A μModule Regulator with 5-Output Configurable LDO Array Buck LDO LDO LDO 0 24 0 24 1.1 1.1 LTspice File DC1818A no no 2013-02-27 $17.40 (LTM8001EY) Buck Regulator Plus LDO,Extended Temperature (H & MP) uModule Regulators,uModule Buck Regulators 225mm² (15mm x 15mm x 3.42mm BGA) 3.42mm (15mm x 15mm x 3.42mm BGA) SAC305,Tin-Lead no no
LTM8025 1 3.6 36 3 5 Buck yes 15mm × 9mm × 4.32mm LGA,15mm x 9mm x 4.92mm BGA no Resistor Set Frequency, External Synchronization, PolyPhase 0.8 24 24V 200kHz - 2.4MHz 250kHz - 2MHz 2400 0.025 0.01 yes yes 2 Constant Frequency Current Mode E,I,MP 36V, 3A Step-Down uModule Converter Buck - LTspice File,LTpowerCAD Model DC1379B no no 2009-07-21 $8.95 (LTM8025EV) Extended Temperature (H & MP) uModule Regulators,uModule Buck Regulators 135mm² (15mm x 9mm x 4.92mm BGA),135mm² (15mm × 9mm × 4.32mm LGA) 4.32mm (15mm × 9mm × 4.32mm LGA),4.92mm (15mm x 9mm x 4.92mm BGA) Gold,SAC305,Tin-Lead no no
LTM8026 1 6 36 5 5.6 Buck yes 15mm x 11.25mm x 2.82mm LGA,15mm x 11.25mm x 3.42mm BGA yes Resistor Set Frequency, External Synchronization, Output Current Regulation 1.2 24 24V 100kHz - 1MHz 100kHz - 1MHz 1000 2 0.1 yes no 1 Constant Frequency Current Mode E,I,MP 36Vin, 5A, CVCC Step-Down uModule Regulator Buck - LTspice File DC1696A no no 2012-01-16 $12.58 (LTM8026EV) Extended Temperature (H & MP) uModule Regulators,Supercapacitor Chargers,uModule Battery Chargers,uModule Buck Regulators 168.8mm² (15mm x 11.25mm x 3.42mm BGA),168.8mm² (15mm x 11.25mm x 2.82mm LGA) 2.82mm (15mm x 11.25mm x 2.82mm LGA),3.42mm (15mm x 11.25mm x 3.42mm BGA) Gold,SAC305,Tin-Lead no no
LTM8032 1 3.6 36 2 3 Buck yes 15mm × 9mm × 2.82mm LGA,15mm x 9mm x 3.42mm BGA no Low EMI, EN55022 Class B Certified, Burst Mode, Resistor Set Frequency, External Synchronization, PolyPhase 0.8 10 10V 200kHz - 2.4MHz 250kHz - 2MHz 2400 0.025 1 yes yes 2 Constant Frequency Current Mode E,I,MP Ultralow Noise EMC Compliant 36V, 2A DC/DC uModule Buck - LTspice File,LTpowerCAD Model DC1386B no no 2009-02-10 $10.95 (LTM8032EV) Extended Temperature (H & MP) uModule Regulators,Micropower Buck Regulators,Ultralow Noise Regulators,uModule Buck Regulators 135mm² (15mm x 9mm x 3.42mm BGA),135mm² (15mm × 9mm × 2.82mm LGA) 2.82mm (15mm × 9mm × 2.82mm LGA),3.42mm (15mm x 9mm x 3.42mm BGA) Gold,SAC305,Tin-Lead no no
LTM8033 1 3.6 36 3 4 Buck yes 15mm × 11.25mm × 4.32mm LGA,15mm x 11.25mm x 4.92mm BGA no Low EMI, EN55022 Class B Certified, Burst Mode, Resistor Set Frequency, External Synchronization, PolyPhase 0.8 24 24V 200kHz - 2.4MHz 200kHz - 2MHz 2400 0.075 0.01 yes yes 2 Constant Frequency Current Mode E,I,MP Ultralow Noise EMC Compliant 36VIN, 3A DC/DC μModule Regulator Buck - LTspice File,LTpowerCAD Model DC1623A yes no 2010-07-09 $11.95 (LTM8033EV) Extended Temperature (H & MP) uModule Regulators,Micropower Buck Regulators,Ultralow Noise Regulators,uModule Buck Regulators 168.8mm² (15mm x 11.25mm x 4.92mm BGA),168.8mm² (15mm × 11.25mm × 4.32mm LGA) 4.32mm (15mm × 11.25mm × 4.32mm LGA),4.92mm (15mm x 11.25mm x 4.92mm BGA) Gold,SAC305,Tin-Lead no no
LTM8045 1 2.8 18 1 1.26 Sepic, Inverting yes 11.25mm x 6.25mm x 4.92mm BGA no Resistor Set Frequency, External Synchronization -15 15 15V 18 200kHz - 2MHz 200kHz - 2MHz 2000 10 1 yes no 1 - E,I,MP Inverting or SEPIC μModule DC/DC Converter with Up to 700mA Output Current Buck - LTspice File DC1533A no no 2013-01-23 $6.97 (LTM8045EY) Extended Temperature (H & MP) Switching Regulators,Inverting Regulators,SEPIC Regulators,uModule Buck-Boost Regulators 70.3mm² (11.25mm x 6.25mm x 4.92mm BGA) 4.92mm (11.25mm x 6.25mm x 4.92mm BGA) SAC305,Tin-Lead no no
LTM8031 1 3.6 36 1 1.5 Buck yes 15mm × 9mm × 2.82mm LGA no Low EMI, EN55022 Class B Certified, Burst Mode, Resistor Set Frequency, External Synchronization, PolyPhase, Power Good 0.8 10 10V 200kHz - 2.4MHz 250kHz - 2MHz 2400 0.06 1 yes yes 2 Constant Frequency Current Mode E,I,MP Ultralow Noise EMC Compliant 36V, 1A DC/DC uModule Regulator Buck - LTspice File,LTpowerCAD Model DC1597A no no 2009-10-07 $9.95 (LTM8031EV) Extended Temperature (H & MP) uModule Regulators,Micropower Buck Regulators,Ultralow Noise Regulators,uModule Buck Regulators 135mm² (15mm × 9mm × 2.82mm LGA) 2.82mm (15mm × 9mm × 2.82mm LGA) Gold no no
LTM8029 1 4.5 36 0.6 1 Buck yes 11.25mm x 6.25mm 3.42mm BGA no Burst Mode, Resistor Set Frequency, Power Good 1.2 18 18V 40 200kHz - 2.2MHz 2200 0.005 0.9 yes no 1 Constant Frequency Current Mode E,I,MP 36Vin, 600mA Step-Down uModule Converter with 5uA Quiescent Current Buck - LTspice File,LTpowerCAD Model DC1724A no no 2012-03-21 $6.60 (LTM8029EY) Extended Temperature (H & MP) uModule Regulators,Micropower Buck Regulators,uModule Buck Regulators 70.3mm² (11.25mm x 6.25mm 3.42mm BGA) 3.42mm (11.25mm x 6.25mm 3.42mm BGA) SAC305,Tin-Lead no no
LTM8027 1 4.5 60 4 6 Buck yes 15mm × 15mm × 4.32mm LGA,15mm x 15mm x 4.92mm BGA yes Resistor Set Frequency, External Synchronization 2.5 24 24V 65 100kHz - 500kHz 100kHz - 500kHz 500 39 9 yes no 1 Constant Frequency Current Mode E,I,MP 60V, 4A DC/DC uModule Regulator Buck - LTspice File,LTpowerCAD Model DC1307B,DC2125A yes no 2009-10-30 $16.50 (LTM8027EV) Extended Temperature (H & MP) uModule Regulators,High Input Voltage Buck,uModule Buck Regulators 225mm² (15mm x 15mm x 4.92mm BGA),225mm² (15mm × 15mm × 4.32mm LGA) 4.32mm (15mm × 15mm × 4.32mm LGA),4.92mm (15mm x 15mm x 4.92mm BGA) Gold,SAC305,Tin-Lead no no
LTM8028 1 6 36 5 8 Buck yes 15mm x 15mm x 4.92mm BGA no Low EMI, LDO Post Regulator, Pin Selectable Output Voltage, External Synchronization, Resistor Set Frequency 0.8 1.8 1.8V 200kHz - 1MHz 200kHz - 1MHz 1000 35 1 yes no 1 Constant Frequency Current Mode E,I,MP 36Vin, UltraFast, Low Output Noise 5A uModule Regulator Buck - LTspice File DC1738A no no 2013-04-29 $14.20 (LTM8028EY) Extended Temperature (H & MP) uModule Regulators,Ultralow Noise Regulators,uModule Buck Regulators 225mm² (15mm x 15mm x 4.92mm BGA) 4.92mm (15mm x 15mm x 4.92mm BGA) SAC305,Tin-Lead no no
LTM4620A (single output) 1 4.5 16 26 20 Buck yes 15mm × 15mm × 4.41mm LGA,15mm x 15mm x 5.01mm BGA yes Internal Heat Sink, Burst Mode, Tracking, PolyPhase, Differential Remote Sense, Resistor Set Frequency, External Synchronization, Power Good 0.6 5.3 5.3V 250kHz - 780kHz 400kHz - 780kHz 500 5 50 yes yes 8 Constant Frequency Current Mode E,I Dual 13A or Single 26A DC/DC μModule Regulator - High Efficiency Buck - LTspice File,LTpowerCAD File DC1759A,DC2268A-B,DC2204A no no 2013-01-03 $31.28 (LTM4620AEV) Multiple Output Buck,uModule Buck Regulators 225mm² (15mm x 15mm x 5.01mm BGA),225mm² (15mm × 15mm × 4.41mm LGA) 4.41mm (15mm × 15mm × 4.41mm LGA),5.01mm (15mm x 15mm x 5.01mm BGA) Gold,SAC305,Tin-Lead no no
LTM4620A (dual output) 2 4.5 16 13 20 Buck yes 15mm × 15mm × 4.41mm LGA,15mm x 15mm x 5.01mm BGA yes Internal Heat Sink, Burst Mode, Tracking, PolyPhase, Differential Remote Sense, Resistor Set Frequency, External Synchronization, Power Good 0.6 5.3 5.3V 250kHz - 780kHz 400kHz - 780kHz 500 5 50 yes yes 8 Constant Frequency Current Mode E,I Dual 13A or Single 26A DC/DC μModule Regulator - High Efficiency Buck Buck LTspice File,LTpowerCAD File DC1759A,DC2268A-B,DC2204A no no 2013-01-03 $31.28 (LTM4620AEV) Multiple Output Buck,uModule Buck Regulators 225mm² (15mm x 15mm x 5.01mm BGA),225mm² (15mm × 15mm × 4.41mm LGA) 4.41mm (15mm × 15mm × 4.41mm LGA),5.01mm (15mm x 15mm x 5.01mm BGA) Gold,SAC305,Tin-Lead no no
LTC3839 1 4.5 38 60 60 Buck no 5x5 QFN-32 yes Differential Remote Sense, External Synchronization, Resistor Set Frequency, PolyPhase, DCR Current Sense, Tracking, Power Good 0.6 5.5 5.5V 200kHz - 2MHz 200kHz - 2MHz 2000 3 15 no Rsense, DCR yes 2, 3, 4, 6, 12 Controlled On-Time Valley Current Mode E,I Fast, 2-Phase, Single-Output Step-Down, Differential Output Sensing 1 - LTspice File,LTpowerCAD File DC1632A yes no 2011-12-20 $3.18 (LTC3839EUH) External Power Switch Buck Controllers 25mm² (5x5 QFN-32) 0.75mm (5x5 QFN-32) Matte Tin no no
LTC3858 2 4 38 25 25 Buck no 5x5 QFN-32 yes DCR Current Sense, Resistor Set Frequency, External Synchronization, Burst Mode, Power Good, PolyPhase 0.8 24 24V 50kHz - 900kHz 75kHz - 850kHz 900 0.17 8 no Rsense, DCR yes 2 Constant Frequency Current Mode E,I Dual 170μA IQ Buck Controller, LTC3858 CLKOUT, Two PGOOD, Latch Off 1 Buck Buck .8 25 25 LTspice Model,LTpowerCAD File DC1381A-B,DC1510A-A,DC1510A-B no no 2009-07-08 $4.00 (LTC3858EUH) External Power Switch Buck Controllers,Multiple Output Buck 25mm² (5x5 QFN-32) 0.75mm (5x5 QFN-32) Matte Tin no no
LTC3858-2 2 4 38 20 25 Buck no 5x5 QFN-32 yes Burst Mode, Tracking, Resistor Set Frequency, External Synchronization, DCR Current Sense, Anti-Phase Switching, Power Good 0.8 24 24V 50kHz - 900kHz 75kHz - 850kHz 900 0.4 8 no Rsense, DCR yes 2 Constant Frequency Current Mode E,I LTC3858-2 OVP Crowbar and Short Circuit Latch-Off Disabled 1 Buck Buck 0.8 25 20 LTspice Model,LTpowerCAD Model - no no 2010-11-24 $4.00 (LTC3858EUH-2) External Power Switch Buck Controllers,Multiple Output Buck 25mm² (5x5 QFN-32) 0.75mm (5x5 QFN-32) Matte Tin no no
LTC3838-2 2 4.5 38 30 30 Buck no 5x7 QFN-38 yes Differential Remote Sense, External Synchronization, Resistor Set Frequency, DCR Current Sense, Power Good, Tracking 0.6 5.5 5.5V 200kHz to 2MHz 200kHz to 2MHz 2000 3 15 no Rsense, DCR yes 2 Controlled On-Time Valley Current Mode E,I LTC3838-2 Ext. Reference, Dual Differential Output Sensing 0.67 Buck Buck 0.6 30 30 LTspice File,LTpowerCAD Model DC1997A-B no no 2013-02-12 $3.18 (LTC3838EUHF-2) External Power Switch Buck Controllers,Multiple Output Buck 35mm² (5x7 QFN-38) 0.75mm (5x7 QFN-38) Matte Tin no no
LTC3838-1 2 4.5 38 30 30 Buck no 5x7 QFN-38 yes Differential Remote Sense, External Synchronization, Resistor Set Frequency, DCR Current Sense, Power Good, Tracking 0.6 5.5 5.5V 200kHz to 2MHz 200kHz to 2MHz 2000 3 15 no Rsense, DCR yes 2 Controlled On-Time Valley Current Mode E,I LTC3838-1 Dual Differential Output Sensing 0.67 Buck Buck 0.6 30 30 LTspice File,LTpowerCAD Model DC1997A-A no no 2013-02-14 $3.18 (LTC3838EUHF-1) External Power Switch Buck Controllers,Multiple Output Buck 35mm² (5x7 QFN-38) 0.75mm (5x7 QFN-38) Matte Tin no no
LTC3835-1 1 4 36 20 20 Buck no 5x3 DFN-16,SSOP-16 yes Burst Mode, Tracking, External Synchronization, PLL 0.8 10 10V 140kHz - 650kHz 650 0.08 10 no Rsense no 1 Constant Frequency Current Mode E,I 80μA IQ Step-Down Controller, LTC3835-1 Offers Smaller Package 1 - LTspice File DC965A no no 2006-06-29 $3.40 (LTC3835EDHC-1) External Power Switch Buck Controllers,Micropower Buck Regulators 15mm² (5x3 DFN-16),30.9mm² (SSOP-16) 0.75mm (5x3 DFN-16),1.75mm (SSOP-16) Lead,Matte Tin no no
LTC3836 2 2.75 4.5 20 25 Buck no 4x5 QFN-28,SSOP-28 yes No Rsense, PolyPhase, Tracking, External Synchronization, PLL, Resistor Set Frequency 0.6 4.365 .97Vin 300kHz - 750kHz 250kHz - 850kHz 750 0.45 6.5 no None yes 2 Constant Frequency Current Mode E Dual 2-Phase, No RSENSE Low VIN Synchronous Controller 1.5 Buck Buck .8 25 20 LTspice Model DC1081A,DC1107A no no 2006-10-04 $2.75 (LTC3836EGN) External Power Switch Buck Controllers,Multiple Output Buck 20mm² (4x5 QFN-28),61.9mm² (SSOP-28) 0.75mm (4x5 QFN-28),1.75mm (SSOP-28) Lead,Matte Tin no no
LTC3838 2 4.5 38 30 30 Buck no 5x7 QFN-38,TSSOP-38 yes Differential Remote Sense, External Synchronization, Resistor Set Frequency, DCR Current Sense, Power Good, Tracking 0.6 5.5 5.5V 200kHz to 2MHz 200kHz to 2MHz 2000 3 15 no Rsense, DCR yes 2 Controlled On-Time Valley Current Mode E,I Dual Fast Step Down Controller with Differential Output Sensing 0.67 Buck Buck 0.6 30 30 LTspice File,LTpowerCAD File DC1626A-A,DC1626A-B,DC1801A-A,DC1801A-B no no 2011-10-28 $3.18 (LTC3838EUHF) External Power Switch Buck Controllers,Multiple Output Buck 35mm² (5x7 QFN-38),62.7mm² (TSSOP-38) 0.75mm (5x7 QFN-38),1.2mm (TSSOP-38) Matte Tin no no
LTC3866 1 4.5 38 30 30 Buck no 4x4 QFN-24,TSSOP-24 yes Resistor Set Frequency, External Synchronization, Differential Remote Sense, Sub-Milliohm DCR Current Sense, Tracking, Power Good 0.6 3.5 3.5V 250kHz - 770kHz 250kHz - 770kHz 770 3.2 30 no Rsense, DCR, Sub-Milliohm DCR no 1 Constant Frequency Current Mode E,I Sub Milliohm DCR Sensing 0.75 - LTspice File,LTpowerCAD File DC1829A yes no 2012-01-26 $2.71 (LTC3866EUF) External Power Switch Buck Controllers 16mm² (4x4 QFN-24),50.6mm² (TSSOP-24) 0.75mm (4x4 QFN-24),1.2mm (TSSOP-24) Matte Tin no no
LTC3867 1 4 38 25 25 Buck no 4x4 QFN-24 yes External Synchronization, Resistor Set Frequency, DCR Current Sense, Power Good, Tracking, Nonlinear Control 0.6 14 14V 200kHz - 1.2MHz 200kHz - 1.2MHz 1200 3.5 30 no Rsense, DCR no 1 Constant Frequency Current Mode E,I Differential Remote Sense and Nonlinear Control 1 - LTspice Model,LTpowerCAD File DC1771A,DC1928A no no 2011-07-26 $2.65 (LTC3867EUF) External Power Switch Buck Controllers 16mm² (4x4 QFN-24) 0.75mm (4x4 QFN-24) Matte Tin no no
LTC3633A-3 2 3.6 20 3 3.5 Buck yes 4x5 QFN-28,TSSOP-28 yes Anti-Phase Switching, Burst Mode, Resistor Set Frequency, External Synchronization, Tracking, Power Good 1.5 12 12V 500kHz - 4MHz 500kHz - 4MHz 4000 0.5 13 no no 2 Constant Frequency Controlled On-Time Current Mode E,I Dual 3A Buck, 3.6V to 20Vin, Vout Sense 1.5V to 12V, SVin Pin 1 Buck Buck - 1.5 3.5 3 LTspice File,LTpowerCAD File DC1896A no no 2012-09-28 $4.25 (LTC3633AEUFD-3) Internal Power Switch Buck,Multiple Output Buck 20mm² (4x5 QFN-28),62.7mm² (TSSOP-28) 0.75mm (4x5 QFN-28),1.2mm (TSSOP-28) Matte Tin no no
LTC3877 (dual output) 2 4.5 38 30 30 Buck no 7x7 QFN-44 yes VID Voltage Programming, Differential Remote Sense, PolyPhase, External Synchronization, Power Good, Resistor Set Frequency 0.6 5 5V (without VID), 1.23V (with VID) 250kHz - 1MHz 250kHz - 1MHz 1000 7.3 33 no Sub-Milliohm DCR, Rsense, DCR yes 2, 3, 4, 6, 8, 12 Constant Frequency Current Mode E,I Dual Phase Step-Down Synchronous Controller with VID Output Voltage Programming and Low Value DCR Sensing 1 Buck Buck 0.6 5 30 30 - DC2229A-A,DC2229A-B no yes 2015-07-27 $3.94 (LTC3877EUK) Digitally Programmable Regulators,External Power Switch Buck Controllers,Multiple Output Buck 49mm² (7x7 QFN-44) 0.75mm (7x7 QFN-44) Matte Tin no no
LTC3877 (single output) 1 4.5 38 60 60 Buck no 7x7 QFN-44 yes VID Voltage Programming, Differential Remote Sense, PolyPhase, External Synchronization, Power Good, Resistor Set Frequency 0.6 5 5V (without VID), 1.23V (with VID) 250kHz - 1MHz 250kHz - 1MHz 1000 7.3 33 no Sub-Milliohm DCR, Rsense, DCR yes 2, 3, 4, 6, 8, 12 Constant Frequency Current Mode E,I Dual Phase Step-Down Synchronous Controller with VID Output Voltage Programming and Low Value DCR Sensing 1 Buck 0.6 5 - DC2229A-A,DC2229A-B no yes 2015-07-27 $3.94 (LTC3877EUK) Digitally Programmable Regulators,External Power Switch Buck Controllers,Multiple Output Buck 49mm² (7x7 QFN-44) 0.75mm (7x7 QFN-44) Matte Tin no no
LTC3870-1 2 4.5 60 20 20 Buck no 4x4 QFN-24 yes PolyPhase, External Synchronization, Resistor Set Frequency 0.5 14 14V 100kHz - 1MHz 100kHz - 1MHz 1000 1.1 no Rsense, DCR 2 Constant Frequency Current Mode E,I PolyPhase Step-Down Slave Controller for Digital Power System Management 0.5 Buck Buck 0.5 14 20 20 LTspice Model DC2454A no yes 2015-11-10 $2.35 (LTC3870EUF-1) Digital Power System Management,External Power Switch Buck Controllers,High Input Voltage Buck,Multiple Output Buck 16mm² (4x4 QFN-24) 0.75mm (4x4 QFN-24) Matte Tin no no
LTC3870 2 4.5 60 20 20 Buck no 4x5 QFN-28 yes PolyPhase, External Synchronization, Resistor Set Frequency 0.5 14 14V 100kHz - 1MHz 100kHz - 1MHz 1000 1.1 1100 no Rsense, DCR yes 2 Constant Frequency Current Mode E,I Slave Controller for LTC3880/LTC3883 with PSM Buck Buck 0.5 14 20 20 LTspice Model,LTpowerCAD File DC2089A-A,DC2089A-B,DC2155A-B yes no 2014-03-03 $2.35 (LTC3870EUFD) Digital Power System Management,External Power Switch Buck Controllers,High Input Voltage Buck,Multiple Output Buck 20mm² (4x5 QFN-28) 0.75mm (4x5 QFN-28) Matte Tin no no
LTC3868 2 4 24 25 25 Buck no 5x5 QFN-32 yes Burst Mode, PolyPhase, DCR Current Sense, Resistor Set Frequency, External Synchronization, Power Good 0.8 14 14V 50kHz - 900kHz 75kHz - 850kHz 850 0.17 8 no Rsense, DCR yes 2 Constant Frequency Current Mode E,I 300μA IQ, Dual 2-Phase Sync Buck, LTC3868 Adj Current Limit, CLKOUT, Two PGOOD 1.5 Buck Buck .8 25 25 LTspice Model,LTpowerCAD Model - no no 2009-07-28 $2.71 (LTC3868EUH) External Power Switch Buck Controllers,Micropower Buck Regulators,Multiple Output Buck 25mm² (5x5 QFN-32) 0.75mm (5x5 QFN-32) Matte Tin no no
LTC3868-1 2 4 24 25 25 Buck no 4x5 QFN-28,SSOP-28 yes Burst Mode, PolyPhase, DCR Current Sense, Resistor Set Frequency, External Synchronization, Power Good 0.8 14 14V 50kHz - 900kHz 75kHz - 850kHz 850 0.17 0.01 no Rsense, DCR yes 2 Constant Frequency Current Mode E,I 300μA IQ, Dual 2-Phase Synch Buck, LTC3868-1 Fixed Current Limit, One PGOOD 1.5 Buck Buck .8 25 25 LTspice Model,LTpowerCAD Model - no no 2009-07-28 $2.59 (LTC3868EGN-1) External Power Switch Buck Controllers,Micropower Buck Regulators,Multiple Output Buck 20mm² (4x5 QFN-28),61.9mm² (SSOP-28) 0.75mm (4x5 QFN-28),1.75mm (SSOP-28) Matte Tin no no
LTC3835 1 4 36 20 20 Buck no 4x5 QFN-20,TSSOP-20 yes Burst Mode, Tracking, External Synchronization, PLL, Power Good 0.8 10 10V 140kHz - 650kHz 650 0.08 10 no Rsense no 1 Constant Frequency Current Mode E,I 80μA IQ Step-Down Controller, CLKOUT, EXTVCC, PGOOD Pins 1 - LTspice File DC967B no no 2006-06-29 $3.55 (LTC3835EFE) External Power Switch Buck Controllers,Micropower Buck Regulators 20mm² (4x5 QFN-20),42.2mm² (TSSOP-20) 0.75mm (4x5 QFN-20),1.2mm (TSSOP-20) Lead,Matte Tin no no
LTC3832-1 1 3 8 20 20 Buck no SO-8 yes No Rsense, Fixed Output 0.6 7.28 0.91VIN 100kHz - 500kHz 100kHz - 500kHz 500 0.7 1 no None no 1 Constant Frequency Voltage Mode E LTC3832-1 Does Not Offer Current Limit, Frequency Adjust, Shutdown 0.83 - LTspice File DC469B no no 2002-12-03 $2.95 (LTC3832-1ES8) External Power Switch Buck Controllers 31mm² (SO-8) 1.75mm (SO-8) Lead,Matte Tin no no
LTC3812-5 1 6.2 60 10 20 Buck no TSSOP-16 yes No Rsense, Power Good, Resistor Set Frequency 0.8 55.8 .93Vin 100kHz to 1MHz 100kHz to 1MHz 250 3 224 no Rsense, None no 1 Constant On-Time Valley Current Mode E,I Vin 4.35V to 60V, 5.5V Driver Voltage 0.875 - LTspice Model,LTpowerCAD Model DC1035A no no 2007-04-17 $3.25 (LTC3812EFE-5) External Power Switch Buck Controllers,High Input Voltage Buck 32.6mm² (TSSOP-16) 1.1mm (TSSOP-16) Matte Tin no no
LTC3814-5 1 4.5 55 25 Boost no TSSOP-16 yes No Rsense, Resistor Set Frequency, External Synchronization, Power Good 4.5 60 60V 60 100kHz - 1MHz 100kHz - 1MHz 1000 3 224 no Rsense no 1 Constant Off-Time Peak Current Mode E,I 60V Current Mode Synchronous Step-Up Controller 4.5 - LTspice Model DC1170A no no 2007-06-07 $3.50 (LTC3814EFE-5) External Power Switch Boost 32.6mm² (TSSOP-16) 1.1mm (TSSOP-16) Matte Tin no no
LTC3815 1 2.25 5.5 6 Buck yes 4x6 QFN-38 yes PMBus, EEPROM, Fault Logging, Supervisor, Sequencing, Margining, Internal Temp Monitor, Voltage Monitor, Current Monitor, PolyPhase, External Synchronization 0.4 3.96 0.72Vin Up to 3MHz Up to 3MHz 3000 5 1 no no 1 Constant Frequency Current Mode E,I 6A Monolithic Step-Down with Digital Power System Management 0.25 - DC2065A yes yes 2015-06-09 $4.71 (LTC3815EUFE) Digital Power System Management,Digitally Programmable Regulators,Internal Power Switch Buck 24mm² (4x6 QFN-38) 0.75mm (4x6 QFN-38) Matte Tin no no
LTC3811 (single output) 1 4.5 30 30 30 Buck no 5x7 QFN-38,SSOP-36 yes PolyPhase, Differential Remote Sense, DCR Current Sense, Power Good, Tracking, Sequencing, Selectable Switching Frequency, External Synchronization, PLL 0.6 3.3 3.3V 250kHz to 750kHz 150kHz to 900kHz 500 10.5 20 no Rsense, DCR yes 2, 3, 4, 6, 12 Constant Frequency Current Mode E High Speed Dual, Multiphase Step-Down 0.5 Buck 0.8 LTspice Model DC971A no no 2007-08-27 $3.75 (LTC3811EG) External Power Switch Buck Controllers,Multiple Output Buck 35mm² (5x7 QFN-38),163.9mm² (SSOP-36) 0.75mm (5x7 QFN-38),2.64mm (SSOP-36) Matte Tin no no
LTC3811 (dual output) 2 4.5 30 20 20 Buck no 5x7 QFN-38,SSOP-36 yes PolyPhase, Differential Remote Sense, DCR Current Sense, Power Good, Tracking, Sequencing, Selectable Switching Frequency, External Synchronization, PLL 0.6 3.3 3.3V 250kHz to 750kHz 150kHz to 900kHz 500 10.5 20 no Rsense, DCR yes 2, 3, 4, 6, 12 Constant Frequency Current Mode E High Speed Dual, Multiphase Step-Down 0.5 Buck Buck 0.8 20 20 LTspice Model DC971A no no 2007-08-27 $3.75 (LTC3811EG) External Power Switch Buck Controllers,Multiple Output Buck 35mm² (5x7 QFN-38),163.9mm² (SSOP-36) 0.75mm (5x7 QFN-38),2.64mm (SSOP-36) Matte Tin no no
LTC3809 1 2.75 9.8 5 5 Buck no 3x3 DFN-10,MS-10E yes No Rsense, Spread Spectrum, External Synchronization, PLL, Selectable Switching Frequency, Burst Mode, Power Good, 100% Duty Cycle 0.6 9.8 Vin 300kHz, 550kHz, 750kHz 250kHz - 750kHz 750 0.35 9 no None no 1 Constant Frequency Current Mode E No Rsense, LTC3809 PLL, PGOOD, Spread Spectrum For Low EMI 1.5 - LTspice Model - no no 2005-08-22 $2.50 (LTC3809EDD) External Power Switch Buck Controllers 9mm² (3x3 DFN-10),14.7mm² (MS-10E) 0.75mm (3x3 DFN-10),1.1mm (MS-10E) Lead,Matte Tin no no
LTC3810 1 6.2 100 10 20 Buck no SSOP-28 yes No Rsense, Power Good, Tracking, External Synchronization, Resistor Set Frequency 0.8 55.8 .93Vin 100kHz to 1MHz 100kHz to 1MHz 250 3 240 no Rsense, None no 1 Constant On-Time Valley Current Mode E,I LTC3810 Vin 6.2V to 100V, 10V Driver Voltage, Tracking, External Synchronization 0.5 - LTspice File,LTpowerCAD Model DC952A no no 2007-04-19 $3.50 (LTC3810EG) External Power Switch Buck Controllers,High Input Voltage Buck 86.1mm² (SSOP-28) 2mm (SSOP-28) Matte Tin,Lead no no
LTC3810-5 1 4.35 60 10 10 Buck no 5x5 QFN-32 yes Tracking, No Rsense, External Synchronization, Power Good, Resistor Set Frequency 0.8 60 Vin 100kHz - 1MHz 100kHz - 1MHz 250 3 240 no Rsense, None no 1 Constant On-Time Valley Current Mode E,I,H LTC3810-5 Vin 4.35V to 60V, 5.5V Driver Voltage, Tracking, External Synchronization 0.5 - LTspice File,LTpowerCAD Model DC1168A no no 2007-05-26 $3.38 (LTC3810EUH-5) Extended Temperature (H & MP) Switching Regulators,External Power Switch Buck Controllers,High Input Voltage Buck 25mm² (5x5 QFN-32) 0.75mm (5x5 QFN-32) Matte Tin no no
LTC3819 1 4 36 45 45 Buck no SSOP-36 yes VID, PolyPhase, Differential Remote Sense, Power Good, Burst Mode 1.025 1.4125 1.025V to 1.4125V 150kHz - 300kHz 150kHz - 300kHz 300 1.2 20 no Rsense yes 2 Constant Frequency Current Mode E 2-Phase, High Efficiency, Step-Down Controller for Sun Server CPUs - - - no no 2005-09-22 $4.35 (LTC3819EG) Digitally Programmable Regulators 163.9mm² (SSOP-36) 2.64mm (SSOP-36) Lead,Matte Tin no no
LTC3822 1 2.75 4.5 20 20 Buck no 3x3 DFN-10,MS-10E yes No Rsense, Selectable Switching Frequency 0.6 4.455 .99Vin 300kHz, 550kHz, 750kHz 750 0.34 7.5 no None no 1 Constant Frequency Current Mode E All N-Channel FETs, No Rsense, LTC3822 Internal Soft Start 1 - LTspice Model DC1014A,DC972A no no 2006-10-25 $1.55 (LTC3822EDD) External Power Switch Buck Controllers 9mm² (3x3 DFN-10),14.7mm² (MS-10E) 0.75mm (3x3 DFN-10),1.1mm (MS-10E) Lead,Matte Tin no no
LTC3831 1 3 8 20 20 Buck no SSOP-16 yes No Rsense, DDR Mode, Resistor Set Frequency, External Synchronization 1.25 8 VIN/2 100kHz - 500kHz 100kHz - 500kHz 500 0.7 1 no None no Constant Frequency Voltage Mode E,I Synchronous Switching Regulator Controller for DDR, LTC3831 Vref 1.25V - LTspice Model DC470A no no 2001-11-29 $2.90 (LTC3831EGN) DDR Memory/Bus Termination 30.9mm² (SSOP-16) 1.75mm (SSOP-16) Lead,Matte Tin no no
LTC3831-1 1 3 8 20 20 Buck no SSOP-16 yes No Rsense, DDR Mode, Resistor Set Frequency, External Synchronization 0.75 8 VIN/2 100kHz - 500kHz 100kHz - 500kHz 500 0.7 1 no None no Constant Frequency Voltage Mode E Synchronous Switching Regulator Controller for DDR, LTC3831-1 Vref 0.75V - LTspice Model - no no 2001-11-29 $2.90 (LTC3831EGN-1) DDR Memory/Bus Termination 30.9mm² (SSOP-16) 1.75mm (SSOP-16) Lead,Matte Tin no no
LTC3832 1 3 8 20 20 Buck no SSOP-16 yes No Rsense, Fixed Output, Resistor Set Frequency, External Synchronization 0.6 7.28 0.91VIN 100kHz - 500kHz 100kHz - 500kHz 500 0.7 1 no None no 1 Constant Frequency Voltage Mode E Low Vin, Adjustable or Fixed 2.5Vout 0.83 - LTspice File DC469B no no 2002-12-03 $3.10 (LTC3832EGN) External Power Switch Buck Controllers 30.9mm² (SSOP-16) 1.75mm (SSOP-16) Lead,Matte Tin no no
LTC3830-1 1 3 8 20 20 Buck no SO-8 yes No Rsense, Fixed Output, Resistor Set Frequency, External Synchronization 1.265 7.28 0.91VIN 100kHz - 500kHz 100kHz - 500kHz 500 0.7 1 no None no 1 Constant Frequency Voltage Mode E LTC3830-1 Replaces SHDN With Soft-Start (SS) Pin 1 - LTspice Model DC469A,DC493A no no 2001-11-26 $3.05 (LTC3830-1ES8) External Power Switch Buck Controllers 31mm² (SO-8) 1.75mm (SO-8) Lead,Matte Tin no no
LTC3830 1 3 8 20 20 Buck no SO-16,SO-8,SSOP-16 yes No Rsense, Fixed Output, Resistor Set Frequency, External Synchronization 1.265 7.28 0.91VIN 100kHz - 500kHz 100kHz - 500kHz 500 0.7 1 no None no 1 Constant Frequency Voltage Mode E High Power Step-Down Synchronous Step-Down 1 - LTspice Model DC469A,DC493A no no 2001-11-26 $3.05 (LTC3830ES8) External Power Switch Buck Controllers 30.9mm² (SSOP-16),31mm² (SO-8),62mm² (SO-16) 1.75mm (SO-8),1.75mm (SO-16),1.75mm (SSOP-16) Lead,Matte Tin no no
LTC3822-1 1 2.75 4.5 20 20 Buck no 3x3 DFN-12,SSOP-16 yes No Rsense, External Synchronization, Tracking, Burst Mode, Power Good 0.6 4.45 .99Vin 300kHz, 550kHz, 750kHz 250kHz - 750kHz 750 0.36 7.5 no None no 1 Constant Frequency Current Mode E LTC3822-1 Selectable Continuous/Pulse Skip/Burst Mode, Tracking, PLL, PGOOD 1 - LTspice File DC1105A no no 2006-10-25 $1.75 (LTC3822EDD-1) External Power Switch Buck Controllers 9mm² (3x3 DFN-12),30.9mm² (SSOP-16) 0.75mm (3x3 DFN-12),1.75mm (SSOP-16) Lead,Matte Tin no no
LTC3828 1 4 28 25 25 Buck no 5x5 QFN-32,SSOP-28 yes Tracking, PolyPhase, Power Good, External Synchronization 0.8 7 7V 260kHz - 550kHz 550 2 20 no Rsense yes 2 Constant Frequency Current Mode E Dual, 2-Phase Step-Down Controller with Tracking 1 - LTspice Model DC802A,DC884A,DC980A/B no no 2005-05-17 $4.65 (LTC3828EG) External Power Switch Buck Controllers 25mm² (5x5 QFN-32),86.1mm² (SSOP-28) 0.75mm (5x5 QFN-32),2mm (SSOP-28) Lead,Matte Tin no no
LTC3878 1 4 38 25 25 Buck no SSOP-16 yes Power Good, Resistor Set Frequency 0.8 34.2 .9Vin Up to 2MHz 2000 1.5 18 no None no 1 Constant On-Time Valley Current Mode E,I Fast, Wide Operating Range No Rsense Step-Down Controller 1 - LTspice File DC1292A no no 2009-01-19 $1.71 (LTC3878EGN) External Power Switch Buck Controllers 30.9mm² (SSOP-16) 1.75mm (SSOP-16) Matte Tin no no
LTC3879 1 4 38 25 25 Buck no 3x3 QFN-16,MS-16E yes No Rsense, Tracking, Power Good, Resistor Set Frequency 0.6 34.2 .9Vin Up to 2MHz 2000 1.35 18 no None no 1 Constant On-Time Valley Current Mode E,I Fast, Wide Operating Range No RSENSE Step-Down Controller 1 - LTspice File DC1289A,DC1345A no no 2009-03-10 $1.76 (LTC3879EMSE) External Power Switch Buck Controllers 9mm² (3x3 QFN-16),19.8mm² (MS-16E) 0.75mm (3x3 QFN-16),1.1mm (MS-16E) Matte Tin no no
LTM4608A 1 2.7 5.5 8 13 Buck yes 15mm × 9mm × 2.82mm LGA,15mm x 9mm x 3.42mm BGA yes PolyPhase, Tracking, Margining, External Synchronization, Spread Spectrum, Burst Mode, Power Good 0.6 5 5V 750kHz - 2.25MHz 1500 0.4 1 yes yes 4 Constant On-Time Current Mode E,I,MP 8A DC/DC μModule with Track & Margining, LTM4608A Has More Back Side Pads Buck - LTspice File,LTpowerCAD Model DC1400A no no 2008-08-19 $11.30 (LTM4608AEV) Extended Temperature (H & MP) uModule Regulators,uModule Buck Regulators 135mm² (15mm x 9mm x 3.42mm BGA),135mm² (15mm × 9mm × 2.82mm LGA) 2.82mm (15mm × 9mm × 2.82mm LGA),3.42mm (15mm x 9mm x 3.42mm BGA) Gold,Tin-Lead,SAC305 no no
LTM4609 1 4.5 36 4 Buck-Boost yes 15mm x 15mm x 2.82mm LGA,15mm x 15mm x 3.42mm BGA yes External Synchronization, Power Good, PolyPhase, Output Disconnect 0.8 34 34V 200kHz - 400kHz 300 2.8 35 no yes Constant Frequency Current Mode E,I,MP 36VIN, 34VOUT High Effi ciency Buck-Boost DC/DC μModule Buck - LTspice File,LTpowerCAD File DC1477B yes no 2009-01-30 $22.55 (LTM4609EV) Extended Temperature (H & MP) uModule Regulators,uModule Buck-Boost Regulators 225mm² (15mm x 15mm x 3.42mm BGA),225mm² (15mm x 15mm x 2.82mm LGA) 2.82mm (15mm x 15mm x 2.82mm LGA),3.42mm (15mm x 15mm x 3.42mm BGA) Gold,SAC305,Tin-Lead no no
LTM4611 1 1.5 5.5 15 30 Buck yes 15mm × 15mm × 4.32mm LGA yes Differential Remote Sense, PolyPhase, External Synchronization, Burst Mode, Tracking, Power Good 0.8 5 5V 5 360kHz to 710kHz 835 70 1.1 yes yes 4 Constant On-Time Current Mode E,I Ultralow Vin, 15A DC/DC uModule Regulator Buck - LTspice File,LTpowerCAD Model DC1588A no no 2010-05-26 $19.45 (LTM4611EV) uModule Buck Regulators 225mm² (15mm × 15mm × 4.32mm LGA) 4.32mm (15mm × 15mm × 4.32mm LGA) Gold no no
LTM4607 1 4.5 36 5 Buck-Boost yes 15mm × 15mm × 2.82mm LGA yes Power Good, External Synchronization, PolyPhase, Output Disconnect 0.8 24 200kHz - 400kHz 200 2.8 35 no yes Constant Frequency Current Mode E,I 36VIN, 24VOUT High Efficiency Buck-Boost DC/DC µModule Buck-Boost - LTspice File,LTpowerCAD File DC1601B-C,DC1601B-A,DC1198B-B yes no 2007-11-09 $21.55 (LTM4607EV) uModule Buck-Boost Regulators 225mm² (15mm × 15mm × 2.82mm LGA) 2.82mm (15mm × 15mm × 2.82mm LGA) Gold no no
LTM4606 1 4.5 28 6 10 Buck yes 15mm × 15mm × 2.82mm LGA,15mm x 15mm x 3.42mm BGA yes Low EMI, EN55022 Class B Certified, External Synchronization, Power Good, PolyPhase 0.6 5 5V 650kHz to 1MHz 800 1.5 22 yes yes 4 Constant On-Time Current Mode E,I,MP EN55022B Compliant 28VIN, 6A DC/DC µModule Buck-Boost - LTspice File,LTpowerCAD Model DC1295B no no 2008-07-22 $16.50 (LTM4606EV) Extended Temperature (H & MP) uModule Regulators,Ultralow Noise Regulators,uModule Buck Regulators 225mm² (15mm x 15mm x 3.42mm BGA),225mm² (15mm × 15mm × 2.82mm LGA) 2.82mm (15mm × 15mm × 2.82mm LGA),3.42mm (15mm x 15mm x 3.42mm BGA) Gold,SAC305,Tin-Lead no no
LTM4603HV 1 4.5 28 6 8 Buck yes 15mm × 15mm x 2.82mm LGA yes Tracking, Margining, PolyPhase, External Synchronization, Differential Remote Sense, Power Good 0.6 5 5V 700kHz - 1.3MHz 1000 25 22 yes yes 4 Constant On-Time Current Mode E,I 6A, Wider 28VIN DC/DC µModule with PLL, Output Tracking and Margining Buck - LTspice File,LTpowerCAD Model DC1083A-B no no 2007-04-13 $16.47 (LTM4603HVEV) uModule Buck Regulators 225mm² (15mm × 15mm x 2.82mm LGA) 2.82mm (15mm × 15mm x 2.82mm LGA) Gold no no
LTM4604A 1 2.375 5.5 4 8 Buck yes 15mm × 9mm × 2.32mm LGA,15mm x 9mm x 3.42mm BGA yes Tracking, Power Good, PolyPhase 0.8 5 5V 1250 0.06 7 yes yes 4 Constant On-Time Current Mode E,I 4A DC/DC μModule with Tracking, LTM4604A Has More Back Side Pads Buck - LTspice File,LTpowerCAD Model DC1392A no no 2008-08-19 $8.50 (LTM4604AEV) uModule Buck Regulators 135mm² (15mm x 9mm x 3.42mm BGA),135mm² (15mm × 9mm × 2.32mm LGA) 2.32mm (15mm × 9mm × 2.32mm LGA),3.42mm (15mm x 9mm x 3.42mm BGA) Gold,SAC305,Tin-Lead no no
LTM4605 1 4.5 20 5 Buck-Boost yes 15mm × 15mm × 2.82mm LGA yes Power Good, External Synchronization, PolyPhase, Output Disconnect 0.8 16 200kHz - 400kHz 200 2.8 35 yes yes Constant Frequency Current Mode E,I High Efficiency Buck-Boost DC/DC uModule Buck-Boost - LTspice File,LTpowerCAD File DC1198B-A no no 2007-11-02 $18.80 (LTM4605EV) uModule Buck-Boost Regulators 225mm² (15mm × 15mm × 2.82mm LGA) 2.82mm (15mm × 15mm × 2.82mm LGA) Gold no no
LTM4612 1 5 36 5 9 Buck yes 15mm × 15mm × 2.82mm LGA yes Low EMI, EN55022 Class B Certified, External Synchronization, Power Good, PolyPhase, Tracking 3.3 15 15V 200kHz - 1.3MHz 850 4.5 50 yes yes 4 Constant On-Time Current Mode E,I,MP EN55022B Compliant 36VIN, 15VOUT, 5A, DC/DC μModule Buck - LTspice File,LTpowerCAD Model DC1297B no no 2008-08-08 $19.89 (LTM4612EV) Extended Temperature (H & MP) uModule Regulators,Ultralow Noise Regulators,uModule Buck Regulators 225mm² (15mm × 15mm × 2.82mm LGA) 2.82mm (15mm × 15mm × 2.82mm LGA) Gold no no
LTM4613 1 5 36 8 12 Buck yes 15mm x 15mm x 4.32mm LGA,15mm x 15mm x 4.92mm BGA yes Low EMI, EN55022 Class B Certified, Tracking, Margining, Resistor Set Frequency, External Synchronization, Power Good, PolyPhase 3.3 15 15V 200kHz - 700kHz 200kHz - 700kHz 600 78 50 yes yes 4 Constant On-Time Current Mode E,I,MP EN55022B Compliant 36Vin, 15Vout, 8A, DC/DC uModule Regulator Buck - LTspice File,LTpowerCAD Model DC1743A no no 2011-04-25 $24.40 (LTM4613EV) Extended Temperature (H & MP) uModule Regulators,Ultralow Noise Regulators,uModule Buck Regulators 225mm² (15mm x 15mm x 4.92mm BGA),225mm² (15mm x 15mm x 4.32mm LGA) 4.32mm (15mm x 15mm x 4.32mm LGA),4.92mm (15mm x 15mm x 4.92mm BGA) Gold,SAC305,Tin-Lead no no
LTM4619 2 4.5 26.5 4 6 Buck yes 15mm × 15mm × 2.82mm LGA yes PolyPhase, Tracking, Power Good, Burst Mode, External Synchronization 0.8 5 5V 250kHz - 780kHz 780 30 40 yes yes 4 Constant Frequency Current Mode E,I Dual, 26Vin, 4A DC/DC uModule Regulator Buck Buck .8 6 4 LTspice File,LTpowerCAD Model DC1453A no no 2009-07-31 $16.75 (LTM4619EV) Multiple Output Buck,uModule Buck Regulators 225mm² (15mm × 15mm × 2.82mm LGA) 2.82mm (15mm × 15mm × 2.82mm LGA) Gold no no
LTM4620 (dual output) 2 4.5 16 13 20 Buck yes 15mm × 15mm × 4.41mm LGA,15mm x 15mm x 5.01mm BGA yes Internal Heat Sink, Burst Mode, Tracking, PolyPhase, Differential Remote Sense, Resistor Set Frequency, External Synchronization, Power Good 0.6 2.5 2.5V 250kHz - 780kHz 400kHz - 780kHz 500 5 50 yes yes 8 Constant Frequency Current Mode E,I Dual 13A or Single 26A DC/DC μModule Regulator Buck Buck LTspice File,LTpowerCAD File DC1498A,DC1780A-A,DC1780A-C,DC1780A-B yes no 2012-07-18 $29.99 (LTM4620EV) Multiple Output Buck,uModule Buck Regulators 225mm² (15mm x 15mm x 5.01mm BGA),225mm² (15mm × 15mm × 4.41mm LGA) 4.41mm (15mm × 15mm × 4.41mm LGA),5.01mm (15mm x 15mm x 5.01mm BGA) Gold,SAC305,Tin-Lead no no
LTM4620 (single output) 1 4.5 16 26 20 Buck yes 15mm × 15mm × 4.41mm LGA,15mm x 15mm x 5.01mm BGA yes Internal Heat Sink, Burst Mode, Tracking, PolyPhase, Differential Remote Sense, Resistor Set Frequency, External Synchronization, Power Good 0.6 2.5 2.5V 250kHz - 780kHz 400kHz - 780kHz 500 5 50 yes yes 8 Constant Frequency Current Mode E,I Dual 13A or Single 26A DC/DC μModule Regulator Buck - LTspice File,LTpowerCAD File DC1498A,DC1780A-A,DC1780A-C,DC1780A-B yes no 2012-07-18 $29.99 (LTM4620EV) Multiple Output Buck,uModule Buck Regulators 225mm² (15mm x 15mm x 5.01mm BGA),225mm² (15mm × 15mm × 4.41mm LGA) 4.41mm (15mm × 15mm × 4.41mm LGA),5.01mm (15mm x 15mm x 5.01mm BGA) Gold,SAC305,Tin-Lead no no
LTM4618 1 4.5 26.5 6 11 Buck yes 15mm × 9mm × 4.32mm LGA,15mm x 9mm x 4.92mm BGA yes External Synchronization, Tracking, Burst Mode, Power Good, PolyPhase 0.8 5 5V 250kHz - 780KHz 400kHz - 780KHz 780 20 80 yes yes 4 Constant Frequency Current Mode E,I 6A DC/DC μModule Regulator with Tracking and Frequency Synchronization Buck - LTspice File,LTpowerCAD File DC1472A no no 2010-07-09 $11.30 (LTM4618EV) uModule Buck Regulators 135mm² (15mm x 9mm x 4.92mm BGA),135mm² (15mm × 9mm × 4.32mm LGA) 4.32mm (15mm × 9mm × 4.32mm LGA),4.92mm (15mm x 9mm x 4.92mm BGA) Gold,SAC305 no no
LTM4616 2 2.7 5.5 8 13 Buck yes 15mm × 15mm × 2.82mm LGA,15mm × 15mm × 3.42mm BGA yes Tracking, Margining, Power Good, External Synchronization, Spread Spectrum, PolyPhase, Burst Mode 0.6 5 5V 750kHz - 2.25MHz 1500 0.4 1 yes yes 4 Constant Frequency Current Mode E,I,MP Dual 8A per Channel Low VIN DC/DC uModule Buck Buck 0.6 13 8 LTspice File,LTpowerCAD File DC1245A no no 2008-05-02 $19.45 (LTM4616EV) Extended Temperature (H & MP) uModule Regulators,Multiple Output Buck,uModule Buck Regulators 225mm² (15mm × 15mm × 3.42mm BGA),225mm² (15mm × 15mm × 2.82mm LGA) 2.82mm (15mm × 15mm × 2.82mm LGA),3.42mm (15mm × 15mm × 3.42mm BGA) Gold,SAC305,Tin-Lead no no
LTM4614 2 2.375 5.5 4 8 Buck yes 15mm × 15mm × 2.82mm LGA yes Tracking, Power Good, PolyPhase 0.8 5 5V 1250 20 7 yes yes 4 Constant Frequency Current Mode E,I Dual 4A per Channel Low VIN DC/DC μModule Regulator Buck Buck 0.8 8 4 LTspice File,LTpowerCAD File DC1385A yes no 2009-08-05 $15.50 (LTM4614EV) Multiple Output Buck,uModule Buck Regulators 225mm² (15mm × 15mm × 2.82mm LGA) 2.82mm (15mm × 15mm × 2.82mm LGA) Gold no no
LTM4615 3 2.375 5.5 4 6 Buck, LDO yes 15mm × 15mm × 2.82mm LGA yes Tracking, PolyPhase, LDO, Power Good 0.8 5 5V 1250 1.48 7 yes yes 4 Constant Frequency Current Mode E,I Triple Output, Low Voltage DC/DC uModule Regulator Buck Buck LDO 0.8 5 0.4 2.6 6 4 1.5 LTspice File,LTpowerCAD Model DC1367A yes no 2009-07-21 $17.20 (LTM4615EV) Multiple Output Buck,uModule Buck Regulators 225mm² (15mm × 15mm × 2.82mm LGA) 2.82mm (15mm × 15mm × 2.82mm LGA) Gold no no
LTM4603 1 4.5 20 6 9 Buck yes 15mm × 15mm x 2.82mm LGA yes Tracking, Margining, PolyPhase, External Synchronization, Differential Remote Sense, Power Good 0.6 5 700kHz - 1.3MHz 1000 3.8 22 yes yes 4 Constant On-Time Current Mode E,I 6A DC/DC µModule with PLL, Output Tracking and Margining Buck - LTspice File,LTpowerCAD Model DC1083A-A,DC1540B no no 2007-04-13 $12.95 (LTM4603EV-1) uModule Buck Regulators 225mm² (15mm × 15mm x 2.82mm LGA) 2.82mm (15mm × 15mm x 2.82mm LGA) Gold no no
LTM4602HV 1 4.5 28 6 9 Buck yes 15mm × 15mm x 2.82mm LGA yes PolyPhase 0.6 5 5V 850 1.2 50 yes yes 4 Constant On-Time Current Mode E,I 6A, Wider 28VIN High Efficiency DC/DC µModule Buck - LTspice File,LTpowerCAD Model DC1084A-B no no 2007-04-13 $14.58 (LTM4602HVEV) uModule Buck Regulators 225mm² (15mm × 15mm x 2.82mm LGA) 2.82mm (15mm × 15mm x 2.82mm LGA) Gold no no
LTC3884 (dual output) 2 4.5 38 30 30 Buck, Buck no 7x7 QFN-48 yes PMBus, EEPROM, Fault Logging, Supervisor, Sequencing, Margining, Internal Temp Monitor, Voltage Monitor, Current Monitor, PolyPhase, External Synchronization 0.5 5.5 5.5V 200kHz - 1MHz 200kHz - 1MHz 1000 23 no Rsense, DCR, Sub-milliohm DCR yes 2, 4, 6 Constant Frequency Current Mode E,I Dual Output PolyPhase Step-Down Controller with Sub MilliOhm DCR Sensing and Digital Power System Management 0.5 Buck Buck 0.5 5.5 30 30 LTspice Model,LTpowerCAD File DC2165A,DC2283A,DC2084A,DC2298A yes yes 2015-10-13 $6.35 (LTC3884EUK) Digital Power System Management,Digitally Programmable Regulators,External Power Switch Buck Controllers,Multiple Output Buck 49mm² (7x7 QFN-48) 0.75mm (7x7 QFN-48) Matte Tin no no
LTC3884 (single output) 1 4.5 38 60 60 Buck, Buck no 7x7 QFN-48 yes PMBus, EEPROM, Fault Logging, Supervisor, Sequencing, Margining, Internal Temp Monitor, Voltage Monitor, Current Monitor, PolyPhase, External Synchronization 0.5 5.5 5.5V 200kHz - 1MHz 200kHz - 1MHz 1000 23 no Rsense, DCR, Sub-milliohm DCR yes 2, 4, 6 Constant Frequency Current Mode E,I Dual Output PolyPhase Step-Down Controller with Sub MilliOhm DCR Sensing and Digital Power System Management 0.5 Buck Buck 0.5 5.5 LTspice Model,LTpowerCAD File DC2165A,DC2283A,DC2084A,DC2298A yes yes 2015-10-13 $6.35 (LTC3884EUK) Digital Power System Management,Digitally Programmable Regulators,External Power Switch Buck Controllers,Multiple Output Buck 49mm² (7x7 QFN-48) 0.75mm (7x7 QFN-48) Matte Tin no no
LTC7130 1 4.5 20 20 25 Buck yes 7.5mm × 6.25mm × 2.22mm BGA yes PolyPhase, Output Current Limit, Differential Remote Sense, Tracking, Resistor Set Frequency, External Synchronization, Power Good 0.6 5.5 5.5V (3.5 w/ diff amp) 250kHz - 770kHz 250kHz - 770kHz 770 3.8 30 no Rsense, DCR yes 6 Constant Frequency Current Mode E,I 20V 20A Monolithic Buck Converter with Ultralow DCR Sensing 0.5 Buck LTpowerCAD File DC2341A no yes 2016-03-25 $7.95 (LTC7130EY) Internal Power Switch Buck 46.9mm² (7.5mm × 6.25mm × 2.22mm BGA) 2.22mm (7.5mm × 6.25mm × 2.22mm BGA) Matte Tin no no
LTC3882-1 (single output) 1 3 13.2 80 80 Buck no 6x6 QFN-40 yes Burst Mode, Differential Remote Sense, PolyPhase, PMBus, I2C Control, EEPROM, ADC, DCR Current Sense, Sequencing, Margining, Tracking, External Synchronization 0.5 5.25 5.25V 250kHz - 1.25MHz 250kHz - 1.25MHz 1250 32 no Rsense, DCR yes 2, 3, 4, 6, 8 Constant Frequency Voltage Mode E,I Dual Output PolyPhase Voltage Mode Step-Down with PSM, Dedicated PGOOD 0.5 Buck 0.5 5.25 LTspice Model,LTpowerCAD Model DC2252A-B,DC2312A-A,DC2312A-B no yes 2015-09-28 $5.35 (LTC3882EUJ-1) Digital Power System Management,Digitally Programmable Regulators,External Power Switch Buck Controllers,Multiple Output Buck 36mm² (6x6 QFN-40) 0.75mm (6x6 QFN-40) Matte Tin no no
LTC3882-1 (dual output) 2 3 13.2 40 40 Buck no 6x6 QFN-40 yes Burst Mode, Differential Remote Sense, PolyPhase, PMBus, I2C Control, EEPROM, ADC, DCR Current Sense, Sequencing, Margining, Tracking, External Synchronization 0.5 5.25 5.25V 250kHz - 1.25MHz 250kHz - 1.25MHz 1250 32 no Rsense, DCR yes 2, 3, 4, 6, 8 Constant Frequency Voltage Mode E,I Dual Output PolyPhase Voltage Mode Step-Down with PSM, Dedicated PGOOD 0.5 Buck Buck 0.5 5.25 40 40 LTspice Model,LTpowerCAD Model DC2252A-B,DC2312A-A,DC2312A-B no yes 2015-09-28 $5.35 (LTC3882EUJ-1) Digital Power System Management,Digitally Programmable Regulators,External Power Switch Buck Controllers,Multiple Output Buck 36mm² (6x6 QFN-40) 0.75mm (6x6 QFN-40) Matte Tin no no
LTC3882 (dual output) 2 3 13.2 40 40 Buck no 6x6 QFN-40 yes Burst Mode, Differential Remote Sense, PolyPhase, PMBus, I2C Control, EEPROM, ADC, DCR Current Sense, Sequencing, Margining, Tracking, External Synchronization 0.5 5.25 5.25V 250kHz - 1.25MHz 250kHz - 1.25MHz 1250 32 no Rsense, DCR yes 2, 3, 4, 6, 8 Constant Frequency Voltage Mode E,I Dual Output PolyPhase Voltage Mode Step-Down with PSM 0.5 Buck Buck 0.5 5.25 40 40 LTspice Model,LTpowerCAD File,Linduino File DC1936A ,DC2174A-A ,DC2174A-B,DC2252A-A,DC2291A no no 2014-07-29 $5.35 (LTC3882EUJ) Digital Power System Management,Digitally Programmable Regulators,External Power Switch Buck Controllers,Multiple Output Buck 36mm² (6x6 QFN-40) 0.75mm (6x6 QFN-40) Matte Tin no no
LTC3882 (single output) 1 3 13.2 80 80 Buck no 6x6 QFN-40 yes Burst Mode, Differential Remote Sense, PolyPhase, PMBus, I2C Control, EEPROM, ADC, DCR Current Sense, Sequencing, Margining, Tracking, External Synchronization 0.5 5.25 5.25V 250kHz - 1.25MHz 250kHz - 1.25MHz 1250 32 no Rsense, DCR yes 2, 3, 4, 6, 8 Constant Frequency Voltage Mode E,I Dual Output PolyPhase Voltage Mode Step-Down with PSM 0.5 Buck 0.5 5.25 LTspice Model,LTpowerCAD File,Linduino File DC1936A ,DC2174A-A ,DC2174A-B,DC2252A-A,DC2291A no no 2014-07-29 $5.35 (LTC3882EUJ) Digital Power System Management,Digitally Programmable Regulators,External Power Switch Buck Controllers,Multiple Output Buck 36mm² (6x6 QFN-40) 0.75mm (6x6 QFN-40) Matte Tin no no
LTC7149 1 3.4 60 4 6 Inverting yes 4x5 QFN-28,TSSOP-28 yes Current Source Reference, Burst Mode, Resistor Set Frequency, External Synchronization, 0 28 28V 60 300kHz to 3MHz 300kHz to 3MHz 3000 0.44 18 no no Peak Current Mode E,I 60V, 4A Synchronous Step-Down Regulator for Inverting Outputs 0.8 Inverting LTspice File DC2354A no yes 2016-02-10 $5.65 (LTC7149EUFD) Inverting Regulators 20mm² (4x5 QFN-28),62.7mm² (TSSOP-28) 0.75mm (4x5 QFN-28),1.2mm (TSSOP-28) Matte Tin no no
LTC7851 4 3 5.5 30 30 Buck no 5x9 QFN-58 yes PolyPhase, External Synchronization, Resistor Set Frequency, Differential Remote Sense, DCR Current Sense 0.6 5 5V 250kHz - 2.25MHz 250kHz - 2.25MHz 2250 60 100 no Rsense, DCR yes 4 Constant Frequency Voltage Mode E,I Quad Multiphase Step-Down Voltage Mode, /-1 Lower Current Sense Amp Gain 0.75 Buck Buck Buck Buck 0.6 5 0.6 5 30 30 30 30 LTpowerCAD Model DC2380A-A,DC2380A-B,DC2380A-C no yes 2016-01-25 $4.27 (LTC7851EUHH-1) External Power Switch Buck Controllers,Multiple Output Buck 45mm² (5x9 QFN-58) 0.75mm (5x9 QFN-58) Matte Tin no no
LTM4601AHV 1 4.5 28 12 17 Buck yes 15mm × 15mm × 2.82mm LGA,15mm x 15mm x 3.42mm BGA yes Tracking, Margining, External Synchronization, PolyPhase, Differential Remote Sense,Power Good 0.6 5 600kHz - 1.1MHz 850 3.8 22 yes yes 4 Constant On-Time Current Mode E,I,MP LTM4601AHV Wider 28Vin, Has More Back Side Pads Buck - LTspice File,LTpowerCAD Model DC1414B-B no no 2007-04-13 $20.40 (LTM4601AHVEV) Extended Temperature (H & MP) uModule Regulators,uModule Buck Regulators 225mm² (15mm x 15mm x 3.42mm BGA),225mm² (15mm × 15mm × 2.82mm LGA) 2.82mm (15mm × 15mm × 2.82mm LGA),3.42mm (15mm x 15mm x 3.42mm BGA) Gold,SAC305,Tin-Lead no no
LTM4601HV 1 4.5 28 12 12 Buck yes 15mm × 15mm × 3.42mm BGA,15mm × 15mm x 2.82mm LGA yes Tracking, Margining, External Synchronization, PolyPhase, Differential Remote Sense, Power Good 0.6 5 600kHz - 1.1MHz 850 3.8 22 yes yes 4 Constant On-Time Current Mode E,I LTM4601HV Offers Wider 28VIN Buck - LTspice File,LTpowerCAD Model DC1041A-B no no 2007-04-13 $20.15 (LTM4601HVEV) uModule Buck Regulators 225mm² (15mm × 15mm × 3.42mm BGA),225mm² (15mm × 15mm x 2.82mm LGA) 2.82mm (15mm × 15mm x 2.82mm LGA),3.42mm (15mm × 15mm × 3.42mm BGA) Gold,SAC305 no no
LTM4602 1 4.5 20 6 9 Buck yes 15mm × 15mm x 2.82mm LGA yes PolyPhase 0.6 5 5V 850 1.2 50 yes yes 4 Constant On-Time Current Mode E,I 6A High Efficiency DC/DC µModule Buck - LTspice File,LTpowerCAD Model DC1084A-A no no 2007-04-13 $11.95 (LTM4602EV) uModule Buck Regulators 225mm² (15mm × 15mm x 2.82mm LGA) 2.82mm (15mm × 15mm x 2.82mm LGA) Gold no no
LTM4601A 1 4.5 20 12 17 Buck yes 15mm × 15mm × 2.82mm LGA,15mm x 15mm x 3.42mm BGA yes Tracking, Margining, External Synchronization, PolyPhase, Differential Remote Sense, Power Good 0.6 5 5V 600kHz - 1.1MHz 850 3.8 22 yes yes 4 Constant On-Time Current Mode E,I 12A, 20V uModule - LTM4601A More Back Side Pads, /A-1 No Remote Sense Buck - LTspice File,LTpowerCAD Model DC1414A no no 2007-04-13 $16.40 (LTM4601AEV-1) uModule Buck Regulators 225mm² (15mm x 15mm x 3.42mm BGA),225mm² (15mm × 15mm × 2.82mm LGA) 2.82mm (15mm × 15mm × 2.82mm LGA),3.42mm (15mm x 15mm x 3.42mm BGA) Gold,SAC305,Tin-Lead no no
LTM4601 1 4.5 20 12 12 Buck yes 15mm × 15mm × 3.42mm BGA,15mm × 15mm x 2.82mm LGA yes Tracking, Margining, External Synchronization, PolyPhase, Differential Remote Sense, Power Good 0.6 5 5V 600kHz - 1.1MHz 850 3.8 22 yes yes 4 Constant On-Time Current Mode E,I 12A, 20V uModule - LTM4601-1 Has No Remote Sense Buck - LTspice File,LTpowerCAD Model DC1041A-A,DC1043A-A,DC1043A-B,DC1043A-C,DC1118A-A,DC1118A-B,DC1118A-C no no 2007-04-13 $15.95 (LTM4601EV-1) uModule Buck Regulators 225mm² (15mm × 15mm × 3.42mm BGA),225mm² (15mm × 15mm x 2.82mm LGA) 2.82mm (15mm × 15mm x 2.82mm LGA),3.42mm (15mm × 15mm × 3.42mm BGA) Gold,SAC305,Tin-Lead no no
LTM4600 1 4.5 20 10 14 Buck yes 15mm × 15mm x 2.82mm LGA yes PolyPhase 0.6 5 5V 800 1.2 35 yes yes 4 Constant On-Time Current Mode E,I 10A High Efficiency DC/DC µModule Buck - LTspice File,LTpowerCAD Model DC823B-A no no 2007-04-13 $14.70 (LTM4600EV) uModule Buck Regulators 225mm² (15mm × 15mm x 2.82mm LGA) 2.82mm (15mm × 15mm x 2.82mm LGA) Gold no no
LTM4600HV 1 4.5 28 10 14 Buck yes 15mm × 15mm x 2.82mm LGA yes PolyPhase, Power Good 0.6 5 850 1.2 35 yes yes 4 Constant On-Time Current Mode E,I,MP 10A, 28VIN High Efficiency DC/DC uModule 2 Buck - LTspice File,LTpowerCAD Model DC823B-B no no 2007-04-13 $18.00 (LTM4600HVEV) Extended Temperature (H & MP) uModule Regulators,uModule Buck Regulators 225mm² (15mm × 15mm x 2.82mm LGA) 2.82mm (15mm × 15mm x 2.82mm LGA) Gold no no
LTC3808 1 2.75 9.8 5 5 Buck no 4x3 DFN-14,SSOP-16 yes No Rsense, Tracking, Spread Spectrum, Burst Mode, External Synchronization, PLL, Selectable Switching Frequency, Power Good, 100% Duty Cycle 0.6 9.8 Vin 300kHz, 550kHz, 750kHz 250kHz - 750kHz 750 0.35 9 no None no 1 Constant Frequency Current Mode E Optional Rsense, PLL, Spread Spectrum For Low EMI, Tracking, Power Good 1.5 - LTspice Model DC769A no no 2005-05-05 $2.60 (LTC3808EGN) External Power Switch Buck Controllers 12mm² (4x3 DFN-14),30.9mm² (SSOP-16) 0.75mm (4x3 DFN-14),1.75mm (SSOP-16) Lead,Matte Tin no no
LTC3421 1 0.5 4.5 4.2 Boost yes 4x4 QFN-24 yes Output Disconnect, Burst Mode, Resistor Set Frequency, External Synchronization 2.4 5.25 6 100kHz - 3MHz 100kHz - 3MHz 3000 0.012 0.1 no no Constant Frequency Current Mode E Integrated Output Disconnect 0.88 - - LTspice Model DC565A no no 2003-12-05 $3.50 (LTC3421EUF) Internal Power Switch Boost,Micropower Boost 16mm² (4x4 QFN-24) 0.75mm (4x4 QFN-24) Lead,Matte Tin no no
LT3495 1 2.2 16 0.65 Boost, Sepic yes 3x2 DFN-10 no Output Disconnect, Burst Mode 1.235 40 40 0.06 0 no no Low Noise Adaptive Power Control E 650mA Micropower Low Noise Boost, LT3495B No Min Frequency 2.2 Boost - - 34 LTspice File DC1219A-A,DC1219A-B,DC1219A-C,DC1219A-D no no 2008-07-11 $1.75 (LT3495BEDDB) Internal Power Switch Boost,LCD/CCD/OLED Bias,Micropower Boost,SEPIC Regulators 6mm² (3x2 DFN-10) 0.75mm (3x2 DFN-10) Matte Tin no no
LT3495-1 1 2.2 16 0.35 Boost, Sepic yes 3x2 DFN-10 no Output Disconnect, Burst Mode 1.235 40 40 0.06 0 no no Low Noise Adaptive Power Control E 350mA Micropower Low Noise Boost, LT3495B-1 No Min Frequency 2.2 Boost - - 34 LTspice File DC1219A-A,DC1219A-B,DC1219A-C,DC1219A-D no no 2008-07-11 $1.75 (LT3495BEDDB-1) Internal Power Switch Boost,LCD/CCD/OLED Bias,Micropower Boost,SEPIC Regulators 6mm² (3x2 DFN-10) 0.75mm (3x2 DFN-10) Matte Tin no no
LT3498 2 2.5 12 0.425 Boost, LED Driver yes 3x2 DFN-12 no Open LED Protection, Output Disconnect, Integrated Schottky Diode 32 32 2300 1.65 8 no no E 20mA LED Driver and OLED Driver with Integrated Schottky in 3mm x 2mm DFN 2.5 Boost LED Driver 34 .3 LTspice File DC1137A no no 2007-05-10 $1.95 (LT3498EDDB) Internal Power Switch Boost,LCD/CCD/OLED Bias,Multiple Output Boost,Step-Up (Boost) LED Drivers 6mm² (3x2 DFN-12) 0.75mm (3x2 DFN-12) Matte Tin no no
LT3494A 1 2.3 16 0.35 Boost yes 3x2 DFN-8 no Integrated Schottky Diode, Output Disconnect 1.225 38 40 Constant Off Time 0.065 0 no no Low Noise Adaptive Power Control E 350mA Micropower Low Noise Boost Converters with Output Disconnect 2.3 Boost - - 34 LTspice File DC1024A-A,DC1024A-B yes no 2006-11-14 $1.45 (LT3494AEDDB) Internal Power Switch Boost,LCD/CCD/OLED Bias,Micropower Boost 6mm² (3x2 DFN-8) 0.75mm (3x2 DFN-8) Lead,Matte Tin no no
LT3494 1 2.3 16 0.18 Boost yes 3x2 DFN-8 no Integrated Schottky Diode, Output Disconnect 1.225 38 40 Constant Off Time 0.065 0 no no Low Noise Adaptive Power Control E 180mA Micropower Low Noise Boost Converters with Output Disconnect 2.3 Boost - - 34 LTspice File DC1024A-A,DC1024A-B yes no 2006-11-14 $1.45 (LT3494EDDB) Internal Power Switch Boost,LCD/CCD/OLED Bias,Micropower Boost 6mm² (3x2 DFN-8) 0.75mm (3x2 DFN-8) Lead,Matte Tin no no
LT3487 2 2.3 16 1.09 Boost, Inverting yes 3x3 DFN-10 no Output Disconnect, Sequencing, Integrated Schottky Diode 1.23 28 32 2000 3.7 5.3 no no Constant Frequency Current Mode E Boost and Inverting Switching Regulator for CCD Bias 2.3 Boost Inverting - 34 0.92 LTspice File DC912A no no 2006-05-03 $2.30 (LT3487EDD) Internal Power Switch Boost,Inverting Regulators,LCD/CCD/OLED Bias 9mm² (3x3 DFN-10) 0.75mm (3x3 DFN-10) Lead,Matte Tin no no
LT3489 1 2.4 16 3.5 Boost, Sepic yes MS-8 no - 1.235 40 40 2000 2 0.1 no no Constant Frequency Current Mode E 2MHz Boost DC/DC Converter with 2.5A Switch and Soft-Start 2.4 Boost - - LTspice File DC925A no no 2006-09-21 $1.95 (LT3489EMS8E) Internal Power Switch Boost,LCD/CCD/OLED Bias,SEPIC Regulators 14.7mm² (MS-8) 1.1mm (MS-8) Lead,Matte Tin no no
LT3493-3 1 6.8 36 1.2 1.75 Buck yes 2x3 DFN-6 no - 0.78 34.2 .95Vin 40 750 1.9 0.001 no no 1 Constant Frequency Current Mode E 1.2A Step Down, 6.8V to 36V Operating, 40V Maximum 1.9 - - LTspice Model - no no 2006-11-14 $2.71 (LT3493EDCB-3) High Input Voltage Buck,Internal Power Switch Buck 6mm² (2x3 DFN-6) 0.75mm (2x3 DFN-6) Lead,Matte Tin no no
LT3503 1 3.6 20 1 1.75 Buck yes 2x3 DFN-6 no - 0.78 16.2 .81Vin 2200 1.9 0.01 no no 1 Constant Frequency Current Mode E 1.9 - - LTspice File DC1050A no no 2006-10-20 $2.25 (LT3503EDCB) Internal Power Switch Buck 6mm² (2x3 DFN-6) 0.75mm (2x3 DFN-6) Lead,Matte Tin no no
LT3514 3 3.2 36 2 3.5 Buck yes 4x5 QFN-28,TSSOP-24 no Resistor Set Frequency, External Synchronization, Anti-Phase Switching, Tracking, 100% Duty Cycle, Power Good 0.8 36 Vin 350kHz to 2.2MHz 350kHz to 2.2MHz 2200 2.7 0.01 no no Constant Frequency Current Mode E,I Triple Step-Down (2A, 1A, 1A) with 100% Duty Cycle 2 Buck Buck Buck 0.8 36 0.8 36 1.75 1.75 1 1 LTspice File DC1980A no no 2013-08-05 $3.50 (LT3514EUFD) Extended Temperature (H & MP) Switching Regulators,Internal Power Switch Buck,Multiple Output Buck 20mm² (4x5 QFN-28),50.6mm² (TSSOP-24) 0.75mm (4x5 QFN-28),1.2mm (TSSOP-24) Matte Tin no no
LT3585-3 1 1.5 16 1.7 Flyback, Photoflash yes 3x2 DFN-10 no - 5 1 no no - E Photoflash Charger & IGBT Driver, 800mA/400mA Input Current - - LTspice File DC988A-A,DC988A-B,DC988A-C,DC988A-D no no 2006-12-21 $1.15 (LT3585EDDB-3) Xenon Photoflash Charger 6mm² (3x2 DFN-10) 0.75mm (3x2 DFN-10) Lead,Matte Tin no no
LT3587 3 2.5 6 0.99 Boost, Boost, Inverting yes 3x3 QFN-20 no Output Disconnect 15 15 +/- 32V 40 1000 2.4 5.5 no no Constant Frequency Current Mode E High Voltage Monolithic Inverter and Dual Boost Boost Inverting Boost -8 -8 16 14 1.090 0.480 LTspice Model DC1348A no no 2008-08-18 $2.95 (LT3587EUD) Internal Power Switch Boost,Inverting Regulators,LCD/CCD/OLED Bias,Multitopology DC/DC 9mm² (3x3 QFN-20) 0.75mm (3x3 QFN-20) Matte Tin no no
LT3667 3 4.3 40 0.4 0.75 Buck, LDO, LDO yes 3x5 QFN-24,MS-16E no Burst Mode, Resistor Set Frequency, External Synchronization, Power Good 1.2 38.6 60 250kHz - 2.2MHz 300kHz - 2.2MHz 2200 0.040 0.01 no no 1 Constant Frequency Current Mode E,I,H 60V Transient Protection, Dual LDO Buck LDO LDO 0.8 38.6 0.8 38.6 0.2 0.2 LTspice File DC1869A yes no 2014-02-03 $2.55 (LT3667EMSE) Buck Regulator Plus LDO,Extended Temperature (H & MP) Switching Regulators,High Input Voltage Buck,Multitopology DC/DC 15mm² (3x5 QFN-24),19.8mm² (MS-16E) 0.75mm (3x5 QFN-24),1.1mm (MS-16E) Matte Tin no no
LT3585-2 1 1.5 16 0.85 Flyback, Photoflash yes 3x2 DFN-10 no - 5 1 no no - E Photoflash Charger & IGBT Driver, 400mA/200mA Input Current - - LTspice File DC988A-A,DC988A-B,DC988A-C,DC988A-D no no 2006-12-21 $1.15 (LT3585EDDB-2) Xenon Photoflash Charger 6mm² (3x2 DFN-10) 0.75mm (3x2 DFN-10) Lead,Matte Tin no no
LT3585-1 1 1.5 16 0.55 Flyback, Photoflash yes 3x2 DFN-10 no - 5 1 no no - E Photoflash Charger & IGBT Driver, 250mA/115mA Input Current - - LTspice File DC988A-A,DC988A-B,DC988A-C,DC988A-D no no 2006-12-21 $1.10 (LT3585EDDB-1) Xenon Photoflash Charger 6mm² (3x2 DFN-10) 0.75mm (3x2 DFN-10) Lead,Matte Tin no no
LT3572 1 2.7 10 0.9 Boost yes 4x4 QFN-20 no Piezo Driver, Resistor Set Frequency, External Synchronization 5 40 40 500kHz - 2.25MHz Up to 2.5MHz 2250 3.4 0.1 no no - E Dual Full-Bridge Piezo Driver with 900mA Boost Converter - - LTspice File DC1197A yes no 2007-11-16 $2.75 (LT3572EUF) Piezo Microactuator Driver 16mm² (4x4 QFN-20) 0.75mm (4x4 QFN-20) Matte Tin no no
LT3582 2 2.475 5.5 0.35 Boost, Inverting yes 3x3 QFN-16 no I2C Control, One Time Programming, Sequencing, Tracking 3.2 12 +/-12V 16.5 0.325 no no Low Noise Adaptive Power Control E I2C Programmable Boost & Inverter with OTP, -5 and -12 Offer Fixed Vout 2.475 Boost Inverting - -12 -3.2 .600 - DC1247A no no 2009-05-04 $2.25 (LT3582EUD-12) Internal Power Switch Boost,Inverting Regulators,LCD/CCD/OLED Bias,Micropower Boost,Multitopology DC/DC 9mm² (3x3 QFN-16) 0.75mm (3x3 QFN-16) Matte Tin no no
LT3585-0 1 1.5 16 1.2 Flyback, Photoflash yes 3x2 DFN-10 no - 5 1 no no - E Photoflash Charger & IGBT Driver, 550mA/275mA Input Current - - LTspice File DC988A-A,DC988A-B,DC988A-C,DC988A-D no no 2006-12-21 $1.15 (LT3585EDDB-0) Xenon Photoflash Charger 6mm² (3x2 DFN-10) 0.75mm (3x2 DFN-10) Lead,Matte Tin no no
LT3485-3 1 1.8 10 1.7 Flyback, Photoflash yes 3x3 DFN-10 no - 5 1 no no - E Photoflash Capacitor Chargers, IGBT Drive, 750mA Input Current - - LTspice File DC895A-A,DC895A-B,DC895A-C yes no 2005-09-27 $2.25 (LT3485EDD-3) Xenon Photoflash Charger 9mm² (3x3 DFN-10) 0.75mm (3x3 DFN-10) Lead,Matte Tin no no
LT3485-2 1 1.8 10 0.85 Flyback, Photoflash yes 3x3 DFN-10 no - 5 1 no no - E Photoflash Capacitor Chargers, IGBT Drive, 350mA Input Current - - LTspice File DC895A-A,DC895A-B,DC895A-C yes no 2005-09-27 $2.25 (LT3485EDD-2) Xenon Photoflash Charger 9mm² (3x3 DFN-10) 0.75mm (3x3 DFN-10) Lead,Matte Tin no no
LT3468-1 1 2.5 16 0.55 Flyback, Photoflash yes SOT-23 no - 5 1 no no - E Photoflash Capacitor Chargers in ThinSOT, 225mA Input Current - - LTspice File DC661A-A,DC661A-B,DC711A-A,DC711A-B,DC711A-C,DC796A no no 2003-09-30 $2.01 (LT3468ES5-1) Xenon Photoflash Charger 8.1mm² (SOT-23) 1mm (SOT-23) Lead,Matte Tin no no
LT3468-2 1 2.5 16 0.87 Flyback, Photoflash yes SOT-23 no - 5 1 no no - E Photoflash Capacitor Chargers in ThinSOT, 375mA Input Current - - LTspice File DC661A-A,DC661A-B,DC711A-A,DC711A-B,DC711A-C,DC796A no no 2003-09-30 $2.01 (LT3468ES5-2) Xenon Photoflash Charger 8.1mm² (SOT-23) 1mm (SOT-23) Lead,Matte Tin no no
LT3469 1 2.5 16 0.22 Boost yes SOT-23 no Piezo Driver 40 40 2 no no - E Piezo Microactuator Driver with Boost Regulator - - LTspice Model DC630A yes no 2003-09-06 $1.71 (LT3469ETS8) Piezo Microactuator Driver 8.1mm² (SOT-23) 1mm (SOT-23) Lead,Matte Tin no no
LT3468 1 2.5 16 1.2 Flyback, Photoflash yes SOT-23 no - 5 1 no no - E Photoflash Capacitor Chargers in ThinSOT, 500mA Input Current - - LTspice File DC661A-A,DC661A-B,DC711A-A,DC711A-B,DC711A-C,DC796A no no 2003-09-30 $2.01 (LT3468ES5) Xenon Photoflash Charger 8.1mm² (SOT-23) 1mm (SOT-23) Lead,Matte Tin no no
LT3466-1 2 2.7 24 0.4 Boost, LED Driver yes 3x3 DFN-10 no Integrated Schottky Diode, Resistor Set Frequency 39.5 42 200kHz - 2MHz 2000 5 16 no no Constant Frequency Current Mode E White LED Driver and Boost Converter in 3mm x 3mm DFN Package 2.7 Boost LED Driver - 40 LTspice File DC915A no no 2004-03-03 $1.95 (LT3466EDD-1) Internal Power Switch Boost,LCD/CCD/OLED Bias,Multiple Output Boost,Step-Up (Boost) LED Drivers 9mm² (3x3 DFN-10) 0.75mm (3x3 DFN-10) Lead,Matte Tin no no
LT3463 2 2.2 15 0.25 Inverting, Boost, Sepic yes 3x3 DFN-10 no Integrated Schottky Diode 1.25 40 +/-40V 42 Constant Off Time 0.04 0.1 no no Constant Off-Time Current Mode E Dual 250mA Boost/Inverter 2.2 Boost Inverting - 1.25 40 0.25 LTspice Model DC679A no no 2003-12-05 $1.95 (LT3463EDD) Internal Power Switch Boost,Inverting Regulators,LCD/CCD/OLED Bias,Micropower Boost,Multiple Output Boost,Multitopology DC/DC,SEPIC Regulators 9mm² (3x3 DFN-10) 0.75mm (3x3 DFN-10) Lead,Matte Tin no no
LT3463A 2 2.2 15 0.25 Inverting, Boost, Sepic yes 3x3 DFN-10 no Integrated Schottky Diode 1.25 40 +/-40V 42 Constant Off Time 0.04 0.1 no no Constant Off-Time Current Mode E LT3463A Offers 250mA Boost, 400mA Inverter 2.2 Boost Inverting - 1.25 40 0.4 LTspice Model DC679A no no 2003-12-05 $1.95 (LT3463AEDD) Internal Power Switch Boost,Inverting Regulators,LCD/CCD/OLED Bias,Micropower Boost,Multiple Output Boost,Multitopology DC/DC,SEPIC Regulators 9mm² (3x3 DFN-10) 0.75mm (3x3 DFN-10) Lead,Matte Tin no no
LT3464 1 2 10 0.08 Boost, Sepic yes SOT-23 no Integrated Schottky Diode, Burst Mode, Output Disconnect 1.25 34 36 Constant Off Time 0.025 0.01 no no Constant Off-Time Current Mode E Integrated Schottky Diode and Output Disconnect 2 Boost, Sepic - - 40 LTspice Model DC612A no no 2003-02-13 $1.56 (LT3464ETS8) Internal Power Switch Boost,LCD/CCD/OLED Bias,Micropower Boost,SEPIC Regulators 8.1mm² (SOT-23) 1mm (SOT-23) Lead,Matte Tin no no
LT3471 2 2.4 16 2.05 Boost, Inverting, Sepic, Flyback yes 3x3 DFN-10 no - 1 40 +/- 40V 42 1200 2.4 0.01 no no Constant Frequency Current Mode E Dual 1.3A, 1.2MHz Boost/Inverter in 3mm × 3mm DFN 2.4 Boost, Sepic, Flyback Inverting - 1 40 2.05 LTspice File DC1280A no no 2004-09-23 $2.80 (LT3471EDD) Internal Power Switch Boost,Inverting Regulators,LCD/CCD/OLED Bias,Multiple Output Boost,Multitopology DC/DC,SEPIC Regulators 9mm² (3x3 DFN-10) 0.75mm (3x3 DFN-10) Lead,Matte Tin no no
LT3472 2 2.2 16 0.4 Boost, Inverting, Sepic, Flyback yes 3x3 DFN-10 no Integrated Schottky Diode, Sequencing 1.25 34 +/- 34V 36 1100 2.8 0.1 no no Constant Frequency Current Mode E Boost and Inverting DC/DC Converter for CCD Bias 2.2 Boost, Sepic, Flyback Inverting - 1.25 34 0.35 LTspice Model DC760A no no 2004-09-08 $1.95 (LT3472EDD) Internal Power Switch Boost,Inverting Regulators,LCD/CCD/OLED Bias,Multitopology DC/DC,SEPIC Regulators 9mm² (3x3 DFN-10) 0.75mm (3x3 DFN-10) Lead,Matte Tin no no
LT3484-2 1 1.8 16 0.85 Flyback, Photoflash yes 2x3 DFN-6 no - 5 1 no no - E Photoflash Capacitor Charger, 350mA Input Current - - LTspice File DC855A-A,DC855A-B,DC855A-C no no 2005-09-27 $2.20 (LT3484EDCB-2) Xenon Photoflash Charger 6mm² (2x3 DFN-6) 0.75mm (2x3 DFN-6) Lead,Matte Tin no no
LT3485-0 1 1.8 10 1.2 Flyback, Photoflash yes 3x3 DFN-10 no - 5 1 no no - E Photoflash Capacitor Chargers, IGBT Drive, 500mA Input Current - - LTspice File DC895A-A,DC895A-B,DC895A-C yes no 2005-09-27 $2.25 (LT3485EDD-0) Xenon Photoflash Charger 9mm² (3x3 DFN-10) 0.75mm (3x3 DFN-10) Lead,Matte Tin no no
LT3485-1 1 1.8 10 0.55 Flyback, Photoflash yes 3x3 DFN-10 no - 5 1 no no - E Photoflash Capacitor Chargers, IGBT Drive, 225mA Input Current - - LTspice File DC895A-A,DC895A-B,DC895A-C yes no 2005-09-27 $2.25 (LT3485EDD-1) Xenon Photoflash Charger 9mm² (3x3 DFN-10) 0.75mm (3x3 DFN-10) Lead,Matte Tin no no
LT3484-1 1 1.8 16 0.55 Flyback, Photoflash yes 2x3 DFN-6 no - 5 1 no no - E Photoflash Capacitor Charger, 225mA Input Current - - LTspice File DC855A-A,DC855A-B,DC855A-C no no 2005-09-27 $2.20 (LT3484EDCB-1) Xenon Photoflash Charger 6mm² (2x3 DFN-6) 0.75mm (2x3 DFN-6) Lead,Matte Tin no no
LT3484-0 1 1.8 16 1.2 Flyback, Photoflash yes 2x3 DFN-6 no - 5 1 no no - E Photoflash Capacitor Charger, 500mA Input Current - - LTspice File DC855A-A,DC855A-B,DC855A-C no no 2005-09-27 $2.20 (LT3484EDCB-0) Xenon Photoflash Charger 6mm² (2x3 DFN-6) 0.75mm (2x3 DFN-6) Lead,Matte Tin no no
LT3473 1 2.2 16 1.2 Boost yes 3x3 DFN-8 no Integrated Schottky Diode, Burst Mode, Power Good, Output Disconnect 36 36 1200 0.1 0.1 no no Constant Frequency Current Mode E Micropower 1A Boost Converter with Schottky and Output Disconnect 2.2 Boost - - 34 LTspice File DC883A no no 2005-03-04 $1.95 (LT3473EDD) Internal Power Switch Boost,LCD/CCD/OLED Bias,Micropower Boost 9mm² (3x3 DFN-8) 0.75mm (3x3 DFN-8) Lead,Matte Tin no no
LT3473A 1 2.2 16 1.2 Boost yes 4x3 DFN-12 no Integrated Schottky Diode, Burst Mode, Power Good, Output Disconnect 36 36 1200 0.1 0.1 no no Constant Frequency Current Mode E LT3473A Includes two NPN transistors for generating intermediate bias voltages 2.2 Boost - - 34 LTspice File DC883A no no 2005-03-04 $2.05 (LT3473AEDE) Internal Power Switch Boost,LCD/CCD/OLED Bias,Micropower Boost 12mm² (4x3 DFN-12) 0.75mm (4x3 DFN-12) Lead,Matte Tin no no
LT3479 1 2.3 24 4.5 Boost, Inverting, Sepic, Flyback yes 4x3 DFN-14,TSSOP-16 no Resistor Set Frequency 1.235 42 42 200kHz - 3.5MHz 3500 5 0.1 no no Constant Frequency Current Mode E 3A, Full Featured DC/DC Converter with Soft-Start and Inrush Protection 2.3 - - LTspice File DC843A,DC765B no no 2004-10-19 $3.00 (LT3479EDE) Internal Power Switch Boost,Inverting Regulators,SEPIC Regulators 12mm² (4x3 DFN-14),32.6mm² (TSSOP-16) 0.75mm (4x3 DFN-14),1.1mm (TSSOP-16) Lead,Matte Tin no no
LT3668 3 4.3 40 0.4 0.75 Buck, LDO yes MS-16E no Burst Mode, Tracking, Resistor Set Frequency, Power Good 1.2 39.4 250kHz - 2.2MHz 2200 0.050 1 no no 1 Constant Frequency Current Mode E,I,H 40V 400mA Step-Down Switching Reg. with Dual Tracking LDOs 2 Buck LDO LDO 1 10 1 10 0.2 0.2 LTspice Model DC2243A no no 2014-10-07 $2.55 (LT3668EMSE) Buck Regulator Plus LDO,Extended Temperature (H & MP) Switching Regulators,Internal Power Switch Buck,Multitopology DC/DC 19.8mm² (MS-16E) 1.1mm (MS-16E) Matte Tin no no
LT3681 1 3.6 36 2 3.8 Buck yes 4x3 DFN-14 no Burst Mode, Resistor Set Frequency, Power Good 1.265 20 20V 300kHz - 2.8MHz 2800 0.05 0 no no 1 Constant Frequency Current Mode E Integrated Power Schottky Diode - - LTspice File,LTpowerCAD Model DC1122A no no 2007-06-06 $3.65 (LT3681EDE) Internal Power Switch Buck,Micropower Buck Regulators 12mm² (4x3 DFN-14) 0.75mm (4x3 DFN-14) Matte Tin no no
LT8331 1 4.5 100 0.6 Boost, Sepic, Inverting, Flyback yes MS-16E no Burst Mode, External Synchronization, Resistor Set Frequency 1.6 140 140V 140 100kHz - 500kHz 100kHz - 500kHz 500 0.0055 1 no no 1 Constant Frequency Current Mode E,I Low IQ Boost/SEPIC/Flyback/Inverting Converter with 0.5A, 140V Switch 2 4.5 Boost, Sepic, Inverting, Flyback LTspice File DC2275A yes yes 2015-10-12 $2.95 (LT8331EMSE) Flyback, Forward and Isolated Controllers,Internal Power Switch Boost,Inverting Regulators,Micropower Boost,SEPIC Regulators 19.8mm² (MS-16E) 1.1mm (MS-16E) Matte Tin no no
LT8335 1 3 25 2.5 Boost, Sepic, Inverting yes 3x2 DFN-8 no Burst Mode 1.6 28 28V 28 2000 0.0055 0.9 no no Constant Frequency Current Mode E,I Low IQ Boost/SEPIC/ Inverting Converter with 2A, 28V Switch 2 3 Boost, Sepic, Inverting LTspice File DC2449A-A,DC2449A-B yes yes 2016-06-24 $2.50 (LT8335EDDB) Internal Power Switch Boost,Inverting Regulators,Micropower Boost,SEPIC Regulators 6mm² (3x2 DFN-8) 0.75mm (3x2 DFN-8) Matte Tin no no
LT8390 1 4 60 25 30 Buck-Boost no 4x5 QFN-28,TSSOP-28 yes Spread Spectrum, Output Disconnect, Resistor Set Frequency, External Synchronization, Power Good 1 60 60V 150kHz to 650kHz 150kHz to 650kHz 650 2.1 1 no Rsense no Constant Frequency Peak-Buck Peak-Boost Current Mode E,I 60V Synchronous 4-Switch Buck-Boost Controller with Spread Spectrum 1.5 LTspice File,LTpowerCAD Model DC2431A,DC2457A yes yes 2016-09-29 $4.65 (LT8390EFE) External Power Switch Buck-Boost 20mm² (4x5 QFN-28),62.7mm² (TSSOP-28) 0.75mm (4x5 QFN-28),1.2mm (TSSOP-28) Matte Tin no no
LT8330 1 3 40 1.2 Boost, Sepic, Inverting yes 3x2 DFN-8,SOT-23 no Burst Mode 1.6 60 60V 60 2000 0.0055 0.9 no no Constant Frequency Current Mode E,I,H Low IQ Boost/SEPIC/Inverting Converter with 1A, 60V Switch 2 3 Boost, Sepic, Inverting LTspice File,LTpowerCAD File DC2018A yes yes 2015-07-02 $2.50 (LT8330EDDB) Extended Temperature (H & MP) Switching Regulators,Internal Power Switch Boost,Inverting Regulators,Micropower Boost,SEPIC Regulators 6mm² (3x2 DFN-8),8.1mm² (SOT-23) 0.75mm (3x2 DFN-8),1mm (SOT-23) Matte Tin,Lead no no
LT8315 1 18 560 0.8 Flyback yes TSSOP-20 no No Opto Isolator, Burst Mode 630 630V 630 140 0.07 8 no no 1 E,I,H 560VIN Micropower No-Opto Isolated Flyback Converter with 630V/300mA Switch 2 Flyback - DC2337A no yes 2017-01-18 $4.10 (LT8315EFE) Flyback, Forward and Isolated Controllers 42.2mm² (TSSOP-20) 1.2mm (TSSOP-20) Matte Tin no no
LT8309 1 4.5 40 Flyback Synchronous Rectifier no SOT-23 yes - no no E,I,H Secondary-Side Synchronous Rectifier Driver LTspice File DC1961A yes no 2014-02-20 $1.82 (LT8309ES5) Extended Temperature (H & MP) Power Management,Flyback, Forward and Isolated Controllers,Secondary Side Controllers 8.1mm² (SOT-23) 1mm (SOT-23) Matte Tin,Lead no no
LT8310 1 6 100 Forward no TSSOP-20 no No Opto Isolator, Resistor Set Frequency, External Synchronization 100kHz to 500kHz 100kHz to 500kHz 500 3.8 0.3 no no 1 Constant Frequency Resonent Reset Forward E,I,H,MP 100VIN Forward Converter Controller Forward LTspice File DC1963A ,DC2015A no no 2014-08-11 $2.99 (LT8310EFE) Extended Temperature (H & MP) Switching Regulators,Flyback, Forward and Isolated Controllers 42.2mm² (TSSOP-20) 1.2mm (TSSOP-20) Matte Tin no no
LT8312 1 10 38 25 Boost no MS-16 no Active PFC 1.25 Limited by external components 400 8 60 no Rsense no 1 - E,I,H,MP Boost Controller with Power Factor Correction 2.5 10 Boost LTspice File DC2104A yes no 2015-01-27 $2.25 (LT8312EMS) Extended Temperature (H & MP) Switching Regulators,External Power Switch Boost,Offline Controllers/PFC 19.8mm² (MS-16) 1.1mm (MS-16) Matte Tin no no
LT8415 1 2.2 16 0.025 Boost yes 3x2 DFN-12 no Output Disconnect, Integrated Schottky Diode 2.5 40 40 0.0105 0 no no Low Noise Adaptive Power Control E,I Ultralow Power Boost Converter with Dual Half-Bridge Switches 2.2 - - LTspice File DC1449A no no 2009-04-15 $2.40 (LT8415EDDB) Internal Power Switch Boost,Micropower Boost 6mm² (3x2 DFN-12) 0.75mm (3x2 DFN-12) Matte Tin no no
LT8471 2 2.6 50 1.6 2.55 Buck, Boost, Sepic, Zeta, Flyback, Inverting yes 4x5 QFN-28,TSSOP-20 no External Synchronization, Resistor Set Frequency, Anti-Phase Switching, Power Good 0.789 50 50V 50 100kHz - 2MHz 100kHz - 2MHz 2000 2.4 0.01 no no 2 Constant Frequency Current Mode E,I,H Dual, Multitopology (Buck/Boost/SEPIC/Inverter/Flyback) 2 Buck, Boost, Sepic, Zeta, Flyback, Inverting Buck, Boost, Sepic, Zeta, Flyback, Inverting - 0.789 50 2 1.6 LTspice File DC1854A yes no 2014-02-03 $3.75 (LT8471EFE) Extended Temperature (H & MP) Switching Regulators,Flyback, Forward and Isolated Controllers,High Input Voltage Buck,Internal Power Switch Boost,Internal Power Switch Buck,Inverting Regulators,Multiple Output Boost,Multiple Output Buck,Multitopology DC/DC 20mm² (4x5 QFN-28),42.2mm² (TSSOP-20) 0.75mm (4x5 QFN-28),1.2mm (TSSOP-20) Matte Tin no no
LT8601 3 3 42 2.5 4 Buck yes 6x6 QFN-40 yes Burst Mode, Resistor Set Frequency, External Synchronization, Power On Reset, Power Good 1 41.4 .98Vin 250kHz - 2.2MHz 250kHz - 2.2MHz 2200 0.03 0.1 no no 1 Constant Frequency Current Mode E,I Triple 42V, 2.5A, 1.8A, 1.5A Monolithic Synchronous Step-Down 1.5 Buck Buck Buck 1 41.4 0.8 5.5 2.7 3.2 1.5 1.8 LTspice File,LTpowerCAD Model DC2346A no yes 2016-01-13 $5.15 (LT8601EUJ) High Input Voltage Buck,Internal Power Switch Buck,Micropower Buck Regulators,Multiple Output Buck 36mm² (6x6 QFN-40) 0.75mm (6x6 QFN-40) Matte Tin no no
LT8606 1 3 42 0.35 0.75 Buck yes MS-10, DFN-8 yes Burst Mode, Spread Spectrum, Resistor Set Frequency, External Synchronization, Power Good 0.778 41.4 200kHz to 2.2MHz 200kHz to 2.2MHz 2200 0.0017 1 no no Constant Frequency Current Mode 42V, 350mA Synchronous Step-Down Regulator with 2.5μA Iq 2.5 Buck - - no yes 2016-10-10 Contact Factory Internal Power Switch Buck,Micropower Buck Regulators no no
LT8607 1 3 42 0.75 1.5 Buck yes MS-10, DFN-8 yes Burst Mode, Spread Spectrum, Resistor Set Frequency, External Synchronization, Power Good 0.778 41.4 200kHz to 2.2MHz 200kHz to 2.2MHz 2200 0.0017 1 no no Constant Frequency Current Mode 42V, 750mA Synchronous Step-Down Regulator with 2.5μA Iq 2.5 Buck - - no yes 2016-10-10 Contact Factory Internal Power Switch Buck,Micropower Buck Regulators no no
LT8580 1 2.5 40 1.5 Boost, Inverting, SEPIC yes 3x3 DFN-8,MS-8 no Resistor Set Frequency, External Synchronization 1.204 65 65V 65 200kHz - 1.5MHz 200kHz - 1.5MHz 1500 1.2 1 no no 1 Constant Frequency Current Mode E,I,H Boost/SEPIC/Inverting DC/DC with 1A, 65V Switch, LT3580 Pin Compatible Boost, Inverting, SEPIC LTspice File,LTpowerCAD File DC2186A-A,DC2186A-B no no 2014-07-17 $2.35 (LT8580EDD) Internal Power Switch Boost,Inverting Regulators,SEPIC Regulators 9mm² (3x3 DFN-8),14.7mm² (MS-8) 0.75mm (3x3 DFN-8),1.1mm (MS-8) Matte Tin no no
LT8570-1 1 2.55 40 0.375 Boost, Sepic, Inverting yes 3x3 DFN-8,MS-8 no Resistor Set Frequency, External Synchronization, Soft Start 1.204 65 65V 65 200kHz - 1.5MHz 200kHz - 1.5MHz 1500 1.2 1 no 1 Constant Frequency Current Mode E,I Boost/SEPIC/Inverting DC/DC Converter with 65V Switch, Soft-Start and Synchronization 1.3 2.55 Boost, Sepic, Inverting LTspice File,LTpowerCAD File DC2297A-A,DC2297A-B yes no 2015-02-02 $2.25 (LT8570EDD-1) Internal Power Switch Boost,Inverting Regulators,SEPIC Regulators 9mm² (3x3 DFN-8),14.7mm² (MS-8) 0.75mm (3x3 DFN-8),1.1mm (MS-8) Matte Tin no no
LT8494 1 1 32 2.55 Boost, Sepic yes 4x4 QFN-20,TSSOP-20 no Burst Mode, Resistor Set Frequency, Power Good 1.202 70 70V 70 250kHz - 1.5MHz 1500 0.003 0.3 no no Constant Frequency Current Mode E,I,H SEPIC/Boost DC/DC Converter with 2A, 70V Switch, and 7μA Quiescent Current 1.5 2.5 Boost, Sepic LTspice File DC2242A yes yes 2015-07-02 $2.85 (LT8494EFE) Internal Power Switch Boost,Micropower Boost,SEPIC Regulators 16mm² (4x4 QFN-20),42.2mm² (TSSOP-20) 0.75mm (4x4 QFN-20),1.2mm (TSSOP-20) Matte Tin no no
LT8495 1 1 60 2.55 Boost, Sepic yes 4x4 QFN-20,TSSOP-20 no Burst Mode, Watchdog Timer, Power On Reset, Resistor Set Frequency 1.202 70 70 250kHz - 1.5MHz 1500 0.009 0.3 no no 1 Constant Frequency Current Mode E,I,H SEPIC/Boost Converter with 2A, 70V Switch, 9μA Quiescent Current, POR and Watchdog Timer 2.3 2.5 Boost, Sepic LTspice File DC2205A no yes 2015-04-06 $2.95 (LT8495EFE) Internal Power Switch Boost,Micropower Boost,SEPIC Regulators 16mm² (4x4 QFN-20),42.2mm² (TSSOP-20) 0.75mm (4x4 QFN-20),1.2mm (TSSOP-20) Matte Tin no no
LT8570 1 2.55 40 0.75 Boost, Sepic, Inverting yes 3x3 DFN-8,MS-8 no Resistor Set Frequency, External Synchronization, Soft Start 1.204 65 65V 65 200kHz - 1.5MHz 200kHz - 1.5MHz 1500 1.2 1 no 1 Constant Frequency Current Mode E,I Boost/SEPIC/Inverting DC/DC Converter with 65V Switch, Soft-Start and Synchronization 1.3 2.55 Boost, Sepic, Inverting LTspice File,LTpowerCAD File DC2297A-A,DC2297A-B yes no 2015-02-02 $2.25 (LT8570EDD) Internal Power Switch Boost,Inverting Regulators,SEPIC Regulators 9mm² (3x3 DFN-8),14.7mm² (MS-8) 0.75mm (3x3 DFN-8),1.1mm (MS-8) Matte Tin no no
LT8304 1 3 100 Flyback yes SO-8E no Boundary Mode Operation, No Opto Isolator, Burst Mode 350 0.39 1.8 no no E,I,H 100VIN Micropower No-Opto Isolated Flyback Converter with 150V/2A Switch 3 Flyback LTspice File DC2393A no yes 2016-05-09 $3.55 (LT8304ES8E-1) Extended Temperature (H & MP) Switching Regulators,Flyback, Forward and Isolated Controllers 31mm² (SO-8E) 1.75mm (SO-8E) Matte Tin no no
LT8303 1 5.5 100 0.535 Flyback yes SOT-23 no Burst Mode 150 150V 350 0.07 1.5 no no E,I,H 100VIN Micropower No-Opto Isolated Flyback Converter with 150V/450mA Switch LTspice File DC2490A yes yes 2016-08-22 $3.15 (LT8303ES5) Flyback, Forward and Isolated Controllers 8.1mm² (SOT-23) 1mm (SOT-23) Matte Tin no no
LT3752 1 6.5 100 25 Forward no TSSOP-38 yes Internal Housekeeping DC/DC, Programmable Volt Second Clamp, Active Clamp, External Synchronization, Resistor Set Frequency 100kHz - 500kHz 100kHz - 500kHz 500 7.5 165 no Constant Frequency Current Mode E,I,H,MP Active Clamp Synchronous Forward, Internal Housekeeping Controller, Up to 100Vin Forward LTspice File DC1994A,DC1929A,DC2175A yes no 2014-03-04 $3.39 (LT3752EFE) Extended Temperature (H & MP) Switching Regulators,Flyback, Forward and Isolated Controllers 62.7mm² (TSSOP-38) 1.2mm (TSSOP-38) Matte Tin no no
LT3752-1 1 10 400 25 Forward no TSSOP-38 yes Internal Housekeeping DC/DC, Programmable Volt Second Clamp, Active Clamp, External Synchronization, Resistor Set Frequency 100kHz - 500kHz 100kHz - 500kHz 500 7.5 165 no Constant Frequency Current Mode E,I,H,MP Active Clamp Synchronous Forward, Internal Housekeeping Controller, Vin 400V+ Forward LTspice File DC1994A,DC1929A,DC2175A yes no 2014-03-04 $3.39 (LT3752EFE-1) Extended Temperature (H & MP) Switching Regulators,Flyback, Forward and Isolated Controllers 62.7mm² (TSSOP-38) 1.2mm (TSSOP-38) Matte Tin no no
LT3753 1 8.5 100 Forward no TSSOP-38 yes Active Clamp, Programmable Volt Second Clamp, External Synchronization, Resistor Set Frequency 100kHz to 500kHz 100kHz to 500kHz 500 5.9 165 no no 1 E,I,H,MP Active Clamp Synchronous Forward Controller LTspice File DC2050A,DC2306A,DC2324A-A,DC2324A-B,DC2324A-C no no 2014-04-10 $3.19 (LT3753EFE) Extended Temperature (H & MP) Switching Regulators,Flyback, Forward and Isolated Controllers 62.7mm² (TSSOP-38) 1.2mm (TSSOP-38) Matte Tin no no
LT3750 1 3 24 6 10 Flyback, Capacitor Charger no MS-10 no Boundary Mode Operation 1.6 1 no no - E Capacitor Charger Controller - - LTspice File DC891A no no 2005-11-10 $3.50 (LT3750EMS) Flyback, Forward and Isolated Controllers,Xenon Photoflash Charger 14.7mm² (MS-10) 1.1mm (MS-10) Lead,Matte Tin no no
LT3742 2 4 30 5 5 Buck no 4x4 QFN-24 no Anti-Phase Switching, Tracking, Power Good, 100% Duty Cycle 0.8 30 Vin 500 5 20 no Rsense yes 2 Constant Frequency Current Mode E Dual, 2-Phase Step-Down Switching Controller 1.5 Buck Buck - .8 5 5 LTspice File,LTpowerCAD Model DC927A no no 2007-12-04 $2.30 (LT3742EUF) External Power Switch Buck Controllers,Multiple Output Buck 16mm² (4x4 QFN-24) 0.75mm (4x4 QFN-24) Matte Tin no no
LT3697 1 5 35 2.5 5.3 Buck yes MS-16E no Cable Drop Compensation, Burst Mode, Resistor Set Frequency, External Synchronization 5 6.1 60 300kHz - 2.2MHz 300kHz - 2.2MHz 2200 0.3 9 no no 1 Constant Frequency Current Mode E,I USB 5V, 2.5A Output, 35V Input Buck with Cable Drop Compensation 0.8 LTspice File DC1893A no no 2014-09-23 $2.75 (LT3697EMSE) Cable Drop Compensation,Internal Power Switch Buck 19.8mm² (MS-16E) 1.1mm (MS-16E) Matte Tin no no
LT3740 1 2.2 22 20 20 Buck no 5x3 DFN-16 yes No Rsense, Power Good, Tracking 0.8 5 5V 300 2.5 0.6 no None no 1 Constant Frequency Valley Current Mode E Valley Mode, No Rsense 1 - - LTspice File,LTpowerCAD Model DC947A no no 2006-11-03 $1.95 (LT3740EDHC) External Power Switch Buck Controllers 15mm² (5x3 DFN-16) 0.75mm (5x3 DFN-16) Matte Tin no no
LT3741 1 6 36 25 25 Buck, LED Driver no 4x4 QFN-20,TSSOP-20 yes Output Current Regulation, Resistor Set Frequency, External Synchronization 4 34 Vin - 2V 200kHz - 1MHz 200kHz - 1MHz 1000 1.8 0.1 no Rsense no 1 Average Output Current Control E,I Constant Current, Constant Voltage Step-Down 1.5 - - LTspice File DC1602A no no 2010-03-09 $3.95 (LT3741EUF-1) External Power Switch Buck Controllers,Step-Down (Buck) LED Drivers 16mm² (4x4 QFN-20),42.2mm² (TSSOP-20) 0.75mm (4x4 QFN-20),1.2mm (TSSOP-20) Matte Tin no no
LT3763 1 6 60 20 20 Buck, LED Driver no TSSOP-28 yes True Color PWM Dimming, Resistor Set Frequency, External Synchronization, Output Current Regulation 2 55 55V 200kHz - 1MHz 200kHz - 1MHz 1000 1.7 0.2 no Rsense 1 Constant Frequency Current Mode E,I,H 60V High Current Step-Down LED Driver Controller 3 Buck LTspice File DC1831A yes no 2012-10-09 $4.45 (LT3763EFE) Extended Temperature (H & MP) LED Drivers,External Power Switch Buck Controllers,High Input Voltage Buck,Step-Down (Buck) LED Drivers 62.7mm² (TSSOP-28) 1.2mm (TSSOP-28) Matte Tin no no
LT3781 1 8 72 20 20 Forward no SSOP-20 yes External Synchronization 1.25 72 VIN Up to 350kHz 350 17 no no - E,I Bootstrap start dual transistor synchronous forward controller - - LTspice Model DC448A,DC467A,DC479A,DC610A,DC617A no no 2002-08-23 $4.95 (LT3781EG) Flyback, Forward and Isolated Controllers 61.5mm² (SSOP-20) 2mm (SSOP-20) Lead,Matte Tin no no
LT3905 1 2.7 12 0.4 Boost yes 3x3 QFN-16 no APD Current Monitor, Integrated Schottky Diode 65 65V 65 1MHz or 2MHz 2000 0.65 0.1 no no 1 Constant Frequency Current Mode E,I Boost DC/DC Converter with APD Current Monitor 2.7 - - LTspice File DC1956A yes no 2013-11-07 $2.55 (LT3905EUD) Internal Power Switch Boost 9mm² (3x3 QFN-16) 0.75mm (3x3 QFN-16) Matte Tin no no
LT3999 1 2.7 36 1 1.4 Push-Pull yes 3x3 DFN-10,MS-10E no Resistor Set Frequency, External Synchronization 50kHz - 1MHz 50kHz - 1MHz 1000 4.3 0.1 no no 1 E,I,H,MP Low Noise, 1A, 1MHz Push-Pull DC/DC Driver with Duty Cycle Control LTspice Model DC2049A no no 2014-09-10 $2.75 (LT3999EDD) Extended Temperature (H & MP) Switching Regulators,Flyback, Forward and Isolated Controllers,Ultralow Noise Regulators 9mm² (3x3 DFN-10),14.7mm² (MS-10E) 0.75mm (3x3 DFN-10),1.1mm (MS-10E) Matte Tin no no
LT8302 1 2.8 42 4.5 Flyback yes SO-8E no Boundary Mode Operation, No Opto Isolator, Burst Mode 65 0.38 0.5 no no - E,I,H,MP 42VIN Micropower No-Opto Isolated Flyback Converter with 65V/3.6A Switch - - LTspice File DC2014A yes no 2013-11-01 $3.47 (LT8302ES8E) Extended Temperature (H & MP) Switching Regulators,Flyback, Forward and Isolated Controllers 31mm² (SO-8E) 1.75mm (SO-8E) Matte Tin no no
LT3825 1 14 75 12 Flyback no TSSOP-16 yes No Opto Isolator, Resistor Set Frequency, External Synchronization 3, 5, 12 and higher 50kHz - 250kHz 50kHz - 250kHz 250 1 50 no no - E Isolated No-Opto Synchronous Flyback Controller with Wide Input Supply Range - - LTspice File DC1143A,DC950A-A,DC894A-A,DC894B-C,DC894C-B ,DC894C-C no no 2005-12-15 $3.10 (LT3825EFE) Flyback, Forward and Isolated Controllers 32.6mm² (TSSOP-16) 1.1mm (TSSOP-16) Lead,Matte Tin no no
LT3791-1 1 4.7 60 10 Buck-Boost, Buck no TSSOP-38 yes Resistor Set Frequency, External Synchronization, Input Current Regulation, Output Current Regulation, Input Current Monitor, Output Current Monitor, Output Disconnect 1.2 60 60V 200kHz - 700kHz 200kHz - 700kHz 700 3 0.1 no Rsense yes 12 Constant Frequency Current Mode E,I,H,MP 60V 4-Switch Synchronous Buck-Boost Controller, C/10 Termination Flag - - LTspice File,LTpowerCAD Model - no no 2012-08-06 $4.75 (LT3791EFE-1) Extended Temperature (H & MP) Switching Regulators,External Power Switch Buck-Boost 62.7mm² (TSSOP-38) 1.2mm (TSSOP-38) Matte Tin no no
LT3790 1 4.7 60 10 Buck-Boost no TSSOP-38 yes Input Current Monitor, Output Current Monitor, Input Current Regulation, Output Current Regulation, Output Disconnect, PolyPhase, External Synchronization, Resistor Set Frequency 1.2 60 60V 60 200kHz - 700kHz 200kHz - 700kHz 700 3 0.1 no yes 4 Constant Frequency Current Mode E,I,H,MP 60V Synchronous 4-Switch Buck-Boost Controller Buck-Boost LTspice File,LTpowerCAD Model DC2123A,DC2123B yes no 2014-10-21 $4.75 (LT3790EFE) Extended Temperature (H & MP) Switching Regulators,External Power Switch Buck-Boost 62.7mm² (TSSOP-38) 1.2mm (TSSOP-38) Matte Tin no no
LT3791 1 4.7 60 10 25 Buck-Boost, LED Driver no TSSOP-38 yes Output Disconnect 1.2 60 60V 200kHz - 700kHz 200kHz - 700kHz 700 3 0.1 no Rsense Constant Frequency Current Mode E,I,H,MP 60V 4-Switch Synchronous Buck-Boost LED Driver Controller, OPEN LED Pin - - LTspice File,LTpowerCAD Model DC1666A yes no 2012-03-07 $4.75 (LT3791EFE) Buck-Boost LED Drivers,Extended Temperature (H & MP) LED Drivers,Extended Temperature (H & MP) Switching Regulators 62.7mm² (TSSOP-38) 1.2mm (TSSOP-38) Matte Tin no no
LT3462A 1 2.5 16 0.42 Inverting yes SOT-23 no Integrated Schottky Diode 38 40 2700 2.9 6.5 no no - E Inverting 2.7MHz DC/DC Converters with Integrated Schottky - - LTspice Model DC670A no no 2004-03-18 $2.11 (LT3462AES6) Inverting Regulators 8.1mm² (SOT-23) 1mm (SOT-23) Lead,Matte Tin no no
LT3462 1 2.5 16 0.42 Inverting yes SOT-23 no Integrated Schottky Diode 38 40 1200 2.9 6.5 no no - E Inverting 1.2MHz DC/DC Converters with Integrated Schottky - - LTspice Model DC670A no no 2004-03-18 $2.11 (LT3462ES6) Inverting Regulators 8.1mm² (SOT-23) 1mm (SOT-23) Lead,Matte Tin no no
LT1372HV 1 2.7 30 2 Boost, Flyback, Sepic, Inverting yes N-8,SO-8 no External Synchronization 1.245 42 42 600kHz - 800kHz 500 4 12 no no Constant Frequency Current Mode C,I LT1372HV Offers 42V Switch, Regulates Positive or Negative 2.7 - - LTspice File DC053A-A no no 1995-02-06 $3.80 (LT1372HVCN8) Internal Power Switch Boost,Inverting Regulators 31mm² (SO-8),65.7mm² (N-8) 1.75mm (SO-8),3.3mm (N-8) Lead,Matte Tin no no
LT1373 1 2.7 30 2 Boost, Flyback, Sepic, Inverting yes N-8,SO-8 no External Synchronization 1.245 35 35 300kHz - 340kHz 250 1 12 no no Constant Frequency Current Mode C,I Regulates Positive or Negative Outputs 2.7 - - LTspice Model DC076A,DC161A,DC181A,DC515A no no 1995-03-22 $3.50 (LT1373CN8) Internal Power Switch Boost 31mm² (SO-8),65.7mm² (N-8) 1.75mm (SO-8),3.3mm (N-8) Lead,Matte Tin no no
LT1373HV 1 2.7 30 2 Boost, Flyback, Sepic, Inverting yes N-8,SO-8 no External Synchronization 1.245 42 42 300kHz - 340kHz 250 1 12 no no Constant Frequency Current Mode C,I LT1373HV Offers 42V Switch, Regulates Positive or Negative Outputs 2.7 - - LTspice Model DC076A,DC161A,DC181A,DC515A no no 1995-03-22 $3.80 (LT1373HVCN8) Internal Power Switch Boost 31mm² (SO-8),65.7mm² (N-8) 1.75mm (SO-8),3.3mm (N-8) Lead,Matte Tin no no
LT1372 1 2.7 30 2 Boost, Flyback, Sepic, Inverting yes N-8,SO-8 no External Synchronization 1.245 30 35 600kHz - 800kHz 500 4 12 no no Constant Frequency Current Mode C,I Regulates Positive or Negative Outputs, 500kHz Switching 2.7 - - LTspice File DC053A-A no no 1995-02-06 $3.50 (LT1372CN8) Internal Power Switch Boost,Inverting Regulators 31mm² (SO-8),65.7mm² (N-8) 1.75mm (SO-8),3.3mm (N-8) Lead,Matte Tin no no
LT1370HV 1 2.7 30 6 Boost, Flyback, Sepic, Inverting yes DDPAK-7,TO-220 no External Synchronization 1.245 42 42 600kHz - 800kHz 600 4.5 12 no no Constant Frequency Current Mode C,I LT1370HV Offers 42V Switch, Regulates Positive or Negative Outputs 2.7 - - LTspice File DC185A no no 1997-12-23 $6.85 (LT1370HVCT7) Internal Power Switch Boost,SEPIC Regulators 99.1mm² (DDPAK-7),165.9mm² (TO-220) 4.57mm (TO-220),4.57mm (DDPAK-7) Lead,Matte Tin no no
LT1317 1 1.5 12 0.8 Boost, Flyback, Sepic yes MS-8,SO-8 no Burst Mode 1.24 30 30 600 0.1 25 no no Constant Frequency Current Mode C,I Low-Battery Detector 1.5 Boost, Flyback, Sepic - - LTspice Model DC194A-A,DC194A-B no no 1998-01-30 $2.25 (LT1317CS8) Internal Power Switch Boost,LCD/CCD/OLED Bias,SEPIC Regulators 14.7mm² (MS-8),31mm² (SO-8) 1.1mm (MS-8),1.75mm (SO-8) Lead,Matte Tin no no
LT1317B 1 1.5 12 0.8 Boost, Flyback, Sepic yes MS-8,SO-8 no - 1.24 30 30 600 4.8 25 no no Constant Frequency Current Mode C,I LT1317B Version Disables Burst Mode, Low-Battery Detector 1.5 Boost, Flyback, Sepic - - LTspice Model DC194A-A,DC194A-B no no 1998-01-30 $2.25 (LT1317BCS8) Internal Power Switch Boost,LCD/CCD/OLED Bias,SEPIC Regulators 14.7mm² (MS-8),31mm² (SO-8) 1.1mm (MS-8),1.75mm (SO-8) Lead,Matte Tin no no
LT1370 1 2.7 30 6 Boost, Flyback, Sepic, Inverting yes DDPAK-7,TO-220 no External Synchronization 1.245 35 35 600kHz - 800kHz 600 4.5 12 no no Constant Frequency Current Mode C,I Regulates Positive or Negative Outputs 2.7 - - LTspice File DC185A no no 1997-12-23 $6.05 (LT1370CT7) Internal Power Switch Boost,SEPIC Regulators 99.1mm² (DDPAK-7),165.9mm² (TO-220) 4.57mm (TO-220),4.57mm (DDPAK-7) Lead,Matte Tin no no
LT1375 1 5 25 1.2 2 Buck yes N-8,SO-8 no External Synchronization 2.42 21.5 .86VIN 35 580kHz - 900kHz 500 2.5 20 no no 1 Constant Frequency Current Mode C,I 2.5 - - LTspice File DC084B-A,DC084B-B no no 1995-04-14 $3.20 (LT1375CS8) Internal Power Switch Buck,SEPIC Regulators 31mm² (SO-8),65.7mm² (N-8) 1.75mm (SO-8),3.3mm (N-8) Lead,Matte Tin no no
LT1375HV 1 5 30 1.2 2 Buck yes SO-8 no External Synchronization 2.42 25.8 .86VIN 40 580kHz - 900kHz 500 2.5 20 no no 1 Constant Frequency Current Mode C,I HV Vin Up To 30V 2.5 - - LTspice File DC084B-A,DC084B-B no no 1995-04-14 $3.50 (LT1375HVCS8) Internal Power Switch Buck,SEPIC Regulators 31mm² (SO-8) 1.75mm (SO-8) Lead,Matte Tin no no
LT1534 1 2.7 23 2 Boost, Flyback, Sepic yes SO-16 no Low EMI, Adjustable Slew Rate, External Synchronization 1.3 35 35 25kHz - 250kHz 25kHz - 375kHz 250 12 12 no no - C,I Reduced Conducted/Emitted EMI, Slew Rate Control - - LTspice Model - no no 1998-04-01 $3.95 (LT1534CS) Ultralow Noise Regulators 62mm² (SO-16) 1.75mm (SO-16) Lead,Matte Tin no no
LT1534-1 1 2.7 23 2 Boost, Flyback, Sepic yes SO-16 no Low EMI, Adjustable Slew Rate, External Synchronization 1.3 35 35 25kHz - 375kHz 250 12 12 no no - C,I Reduced Conducted/Emitted EMI, Slew Rate Control, Thermally Enhanced SO-16 - - LTspice Model - no no 1998-04-01 $3.93 (LT1534CS-1) Ultralow Noise Regulators 62mm² (SO-16) 1.75mm (SO-16) Lead,Matte Tin no no
LT1610 1 0.9 8 0.6 Boost, Flyback, Sepic yes MS-8,SO-8 no Burst Mode 1.23 30 30 1700 0.03 0.01 no no Constant Frequency Current Mode C,I Operates with VIN to 1V, VOUT to 30V 0.9 - - LTspice Model DC231A no no 1998-07-17 $1.65 (LT1610CS8) Internal Power Switch Boost,Micropower Boost,SEPIC Regulators 14.7mm² (MS-8),31mm² (SO-8) 1.1mm (MS-8),1.75mm (SO-8) Lead,Matte Tin no no
LT1533 1 2.55 23 1.25 Push-Pull yes SO-16 no Low EMI, Adjustable Slew Rate, External Synchronization 1.3 30 25kHz - 250kHz 25kHz - 375kHz 250 0.012 1 no no - C,I Greatly Reduced Conducted/Emitted EMI, (<100µVPP), Independent Control of Switch Voltage/Current Slew Rates - - LTspice Model DC173B,DC230A-A,DC230A-B,DC230A-C,DC230A-D no no 1998-07-16 $4.65 (LT1533CS) Ultralow Noise Regulators 62mm² (SO-16) 1.75mm (SO-16) Lead,Matte Tin no no
LT1425 1 2.8 20 2 Flyback yes SO-16 no No Opto Isolator, External Synchronization 320kHz - 420kHz 285 7 15 no no - C,I Isolated flyback, 5% accurate Vout - - LTspice Model DC159A-A,DC159A-B no no 1997-01-14 $2.90 (LT1425CS) Flyback, Forward and Isolated Controllers 62mm² (SO-16) 1.75mm (SO-16) Lead,Matte Tin no no
LT1376 1 5 25 1.5 2 Buck yes N-8,SO-16,SO-8 no External Synchronization 2.42 20.64 .86Vin 25 580kHz - 900kHz 500 2.5 14 no no 1 Constant Frequency Current Mode C,I - - LTspice File - no no 1995-04-14 $3.20 (LT1376CS8) Internal Power Switch Buck 31mm² (SO-8),62mm² (SO-16),65.7mm² (N-8) 1.75mm (SO-8),1.75mm (SO-16),3.3mm (N-8) Lead,Matte Tin no no
LT1376HV 1 5 30 1.5 2 Buck yes SO-16,SO-8 no External Synchronization 2.42 25.8 .86Vin 30 580kHz - 900kHz 500 2.5 14 no no 1 Constant Frequency Current Mode C,I HV Vin Up To 60V - - LTspice File - no no 1995-04-14 $3.50 (LT1376HVCS8) Internal Power Switch Buck 31mm² (SO-8),62mm² (SO-16) 1.75mm (SO-8),1.75mm (SO-16) Lead,Matte Tin no no
LT1377 1 2.7 30 2 Boost, Flyback, Sepic, Inverting yes SO-8 no External Synchronization 1.245 35 35 35 1.2MHz - 1.6MHz 1000 4 12 no no Constant Frequency Current Mode C,I LT1377 Offers 1MHz Switching Frequency 2.7 - - LTspice File DC053A-B no no 1996-06-19 $4.20 (LT1377CS8) Internal Power Switch Boost,Inverting Regulators,SEPIC Regulators 31mm² (SO-8) 1.75mm (SO-8) Lead,Matte Tin no no
LT1316 1 1.5 12 0.5 Boost, Flyback, Sepic yes MS-8,SO-8 no - 1.23 30 30 Fixed Off Time 0.033 3 no no Constant Frequency Current Mode C,I Programmable Input Current Limit, Low Vattery Detect 1.5 Boost, Flyback, Sepic - - LTspice Model - no no 1997-08-24 $2.45 (LT1316CS8) Internal Power Switch Boost,LCD/CCD/OLED Bias,Micropower Boost,SEPIC Regulators 14.7mm² (MS-8),31mm² (SO-8) 1.1mm (MS-8),1.75mm (SO-8) Lead,Matte Tin no no
LT1310 1 2.8 18 2.1 Boost, Flyback, Sepic yes MS-10E no External Synchronization, PLL 1.255 35 36 10kHz - 4.5MHz 4500 12 1 no no Constant Frequency Current Mode E Low Noise Output, Synchronizable/Constant Frequency 2.8 - - LTspice Model DC526A no no 2001-12-06 $2.85 (LT1310EMSE) Internal Power Switch Boost 14.7mm² (MS-10E) 1.1mm (MS-10E) Lead,Matte Tin no no
LT1076 1 7.3 45 1.6 2.6 Buck, Inverting yes DDPAK-5,DDPAK-7,TO-220 no - 2.21 35 35V 65 100 8.5 140 no no 1 Constant Frequency Current Mode C,I Programmable Current Limit - - LTspice File - no no 1992-11-19 $3.40 (LT1076CT) High Input Voltage Buck,Internal Power Switch Buck,Inverting Regulators 99.1mm² (DDPAK-7),99.1mm² (DDPAK-5),165.9mm² (TO-220),165.9mm² (TO-220),165.9mm² (TO-220) 4.57mm (TO-220),4.57mm (TO-220),4.57mm (DDPAK-7),4.57mm (TO-220),4.57mm (DDPAK-5) Lead,Matte Tin no no
LT1076-5 1 7.3 45 1.6 2.6 Buck yes DDPAK-5,DDPAK-7,TO-220 no Fixed Output 5 5 5V 100 8.5 1 no no 1 Constant Frequency Current Mode C,I Programmable Current Limit, -5 Fixed 5Vout - - LTspice Model - no no 1992-11-19 $3.40 (LT1076CT-5) High Input Voltage Buck,Internal Power Switch Buck 99.1mm² (DDPAK-7),99.1mm² (DDPAK-5),165.9mm² (TO-220),165.9mm² (TO-220),165.9mm² (TO-220) 4.57mm (TO-220),4.57mm (TO-220),4.57mm (DDPAK-7),4.57mm (TO-220),4.57mm (DDPAK-5) Lead,Matte Tin no no
LT1076HV 1 7.3 60 1.6 2.6 Buck, Inverting yes DDPAK-7,TO-220 no - 2.21 35 35V 75 100 8.5 140 no no 1 Constant Frequency Current Mode C,I Programmable Current Limit, HV Vin Up To 60V - - LTspice File - no no 1992-11-19 $6.00 (LT1076HVCT) High Input Voltage Buck,Internal Power Switch Buck,Inverting Regulators 99.1mm² (DDPAK-7),165.9mm² (TO-220),165.9mm² (TO-220),165.9mm² (TO-220) 4.57mm (TO-220),4.57mm (TO-220),4.57mm (TO-220),4.57mm (DDPAK-7) Matte Tin,Lead no no
LT1074HV 1 7.3 64 4.4 6.5 Buck, Inverting yes TO-220 no - 2.21 35 .85Vin 75 100 8.5 140 no no 1 Constant Frequency Current Mode C,I Programmable Current Limit, HV Vin Up To 60V - - LTspice File - no no 1992-11-19 $7.60 (LT1074HVCT) High Input Voltage Buck,Internal Power Switch Buck,Inverting Regulators 165.9mm² (TO-220),165.9mm² (TO-220),165.9mm² (TO-220),165.9mm² (TO-220) 4.57mm (TO-220),4.57mm (TO-220),4.57mm (TO-220),4.57mm (TO-220) Lead,Matte Tin no no
LT1074 1 7.3 45 4.4 6.5 Buck, Inverting yes TO-220 no - 2.21 35 .85Vin 65 100 8.5 140 no no 1 Constant Frequency Current Mode C,I Programmable Current Limit - - LTspice File - no no 1992-11-19 $5.05 (LT1074CT) High Input Voltage Buck,Internal Power Switch Buck,Inverting Regulators 165.9mm² (TO-220),165.9mm² (TO-220),165.9mm² (TO-220) 4.57mm (TO-220),4.57mm (TO-220),4.57mm (TO-220) Lead,Matte Tin no no
LT1070HV 1 3 60 5 Boost, Flyback, Sepic yes TO-220 no 1.244 40 75 40 6 100 C,I VIN: to 40V, Operates in Nearly All Switching Topologies 3 LTspice Model - no no 1987-01-01 $7.25 (LT1070HVCT) Internal Power Switch Boost,SEPIC Regulators 165.9mm² (TO-220),165.9mm² (TO-220) 4.57mm (TO-220),4.57mm (TO-220) Lead,Matte Tin no no
LT1071 1 3 40 2.5 Boost, Flyback, Sepic yes TO-220 no 1.244 40 65 40 6 100 C,I VIN to 40V, Operates in Nearly All Switching Topologies 3 LTspice File - no no 1986-07-01 $4.60 (LT1071CT) Internal Power Switch Boost,SEPIC Regulators 165.9mm² (TO-220),165.9mm² (TO-220) 4.57mm (TO-220),4.57mm (TO-220) Lead,Matte Tin no no
LT1071HV 1 3 60 2.5 Boost, Flyback, Sepic yes TO-220 no 1.244 40 75 40 6 100 C,I VIN to 40V, Operates in Nearly All Switching Topologies 3 LTspice File - no no 1986-07-01 $6.00 (LT1071HVCT) Internal Power Switch Boost,SEPIC Regulators 165.9mm² (TO-220),165.9mm² (TO-220) 4.57mm (TO-220),4.57mm (TO-220) Lead,Matte Tin no no
LT1170 1 3 40 5 Boost, Flyback, Sepic yes DDPAK-5,TO-220 no External Synchronization 1.244 40 65 120kHz - 160kHz 100 6 50 no no Constant Frequency Current Mode C,I VIN to 40V, Operates in Nearly All Switching Topologies 3 - - LTspice File - no no 1998-05-20 $5.60 (LT1170CT) Internal Power Switch Boost,SEPIC Regulators 99.1mm² (DDPAK-5),165.9mm² (TO-220),165.9mm² (TO-220) 4.57mm (TO-220),4.57mm (TO-220),4.57mm (DDPAK-5) Lead,Matte Tin no no
LT1170HV 1 3 60 5 Boost, Flyback, Sepic yes DDPAK-5,TO-220 no External Synchronization 1.244 60 75 120kHz - 160kHz 100 6 50 no no Constant Frequency Current Mode C,I VIN to 60V, Operates in Nearly All Switching Topologies 3 - - LTspice File - no no 1998-05-20 $7.25 (LT1170HVCT) Internal Power Switch Boost,SEPIC Regulators 99.1mm² (DDPAK-5),165.9mm² (TO-220),165.9mm² (TO-220) 4.57mm (TO-220),4.57mm (TO-220),4.57mm (DDPAK-5) Lead,Matte Tin no no
LT1307B 1 0.92 12 0.6 Boost, Flyback, Sepic yes MS-8,SO-8 no - 1.22 30 30 600 1 1 no no Constant Frequency Current Mode C,I Single Cell Boost, Low-Battery Detector, LT1307B Disables Burst Mode 0.92 Boost, Flyback, Sepic - - LTspice Model DC097A-A no no 1996-09-27 $2.05 (LT1307BCS8) Internal Power Switch Boost,LCD/CCD/OLED Bias,Micropower Boost,SEPIC Regulators 14.7mm² (MS-8),31mm² (SO-8) 1.1mm (MS-8),1.75mm (SO-8) Lead,Matte Tin no no
LT1308A 1 1 10 3 Boost, Flyback, Sepic yes SO-8 no Burst Mode 1.22 34 36 600 0.14 0.01 no no Constant Frequency Current Mode C,I Ideal for Single Cell AA, Low-Battery Detector 1 Boost, Flyback, Sepic - - LTspice File DC207A-B no no 1997-12-12 $3.25 (LT1308ACS8) Internal Power Switch Boost,LCD/CCD/OLED Bias,Micropower Boost,SEPIC Regulators 31mm² (SO-8) 1.75mm (SO-8) Lead,Matte Tin no no
LT1308B 1 1 10 3 Boost, Flyback, Sepic yes SO-8 no - 1.22 34 36 600 2.5 0.01 no no Constant Frequency Current Mode C,I Ideal for Single Cell AA, Low-Battery Detector, LT1308B Disables Burst Mode 1 Boost, Flyback, Sepic - - LTspice File DC207A-B no no 1997-12-12 $3.25 (LT1308BCS8) Internal Power Switch Boost,LCD/CCD/OLED Bias,Micropower Boost,SEPIC Regulators 31mm² (SO-8) 1.75mm (SO-8) Lead,Matte Tin no no
LT1307 1 0.92 12 0.6 Boost, Flyback, Sepic yes MS-8,N-8,SO-8 no Burst Mode 1.22 30 30 600 0.05 1 no no Constant Frequency Current Mode C,I Single Cell Boost, Low-Battery Detector 0.92 Boost, Flyback, Sepic - - LTspice Model DC097A-A no no 1996-09-27 $2.05 (LT1307CS8) Internal Power Switch Boost,LCD/CCD/OLED Bias,Micropower Boost,SEPIC Regulators 14.7mm² (MS-8),31mm² (SO-8),65.7mm² (N-8) 1.1mm (MS-8),1.75mm (SO-8),3.3mm (N-8) Lead,Matte Tin no no
LT1172HV 1 3 60 1.25 Boost, Flyback, Sepic yes DDPAK-5,TO-220 no External Synchronization 1.244 60 75 120kHz - 160kHz 100 6 50 no no Constant Frequency Current Mode C,I Vin 3V to 60V, Operates in nearly all Switching Topologies 3 - - LTspice File - no no 1992-04-07 $3.80 (LT1172HVCT) Internal Power Switch Boost,Military Hermetic (M) 99.1mm² (DDPAK-5),165.9mm² (TO-220),165.9mm² (TO-220) 4.57mm (TO-220),4.57mm (TO-220),4.57mm (DDPAK-5) Lead,Matte Tin no no
LT1171 1 3 40 2.5 Boost, Flyback, Sepic yes DDPAK-5,TO-220 no External Synchronization 1.244 40 65 120kHz - 160kHz 100 6 50 no no Constant Frequency Current Mode C,I VIN to 40V, Operates in Nearly All Switching Topologies 3 - - LTspice File DC139A-A no no 1998-12-07 $4.60 (LT1171CT) Internal Power Switch Boost,SEPIC Regulators 99.1mm² (DDPAK-5),165.9mm² (TO-220),165.9mm² (TO-220) 4.57mm (TO-220),4.57mm (TO-220),4.57mm (DDPAK-5) Lead,Matte Tin no no
LT1171HV 1 3 60 2.5 Boost, Flyback, Sepic yes DDPAK-5,TO-220 no External Synchronization 1.244 60 75 120kHz - 160kHz 100 6 50 no no Constant Frequency Current Mode C,I VIN to 60V, Operates in Nearly All Switching Topologies 3 - - LTspice File DC139A-A no no 1998-12-07 $6.00 (LT1171HVCT) Internal Power Switch Boost,SEPIC Regulators 99.1mm² (DDPAK-5),165.9mm² (TO-220) 4.57mm (TO-220),4.57mm (DDPAK-5) Lead,Matte Tin no no
LT1172 1 3 40 1.25 Boost, Flyback, Sepic yes DDPAK-5,N-8,SO-8,SW-16,TO-220 no External Synchronization 1.244 40 65 120kHz - 160kHz 100 6 50 no no Constant Frequency Current Mode C,I Vin 3V to 40V, Operates in nearly all Switching Topologies 3 - - LTspice File - no no 1992-04-07 $2.35 (LT1172CN8) Internal Power Switch Boost,Military Hermetic (M) 31mm² (SO-8),65.7mm² (N-8),99.1mm² (DDPAK-5),111.6mm² (SW-16),165.9mm² (TO-220),165.9mm² (TO-220) 1.75mm (SO-8),2.64mm (SW-16),3.3mm (N-8),4.57mm (TO-220),4.57mm (DDPAK-5),4.57mm (TO-220) Lead,Matte Tin no no
LT1611 1 1.1 10 0.8 Inverting yes SOT-23 no - 34 36 1400 3 0.01 no no - C Low noise < 1mVpp Inverting - - LTspice File - no no 1998-10-29 $2.00 (LT1611CS5) Inverting Regulators,LCD/CCD/OLED Bias 8.1mm² (SOT-23) 1mm (SOT-23) Lead,Matte Tin no no
LT1613 1 0.9 10 0.8 Boost, Sepic, Flyback yes SOT-23 no - 1.23 36 36 1400 3 0.01 no no Constant Frequency Current Mode C Operates with VIN to 1.1V, VOUT to 34V, Ideal for SEPIC 0.9 Boost, Flyback, Sepic - - LTspice File DC233A no no 1999-01-19 $1.70 (LT1613CS5) Internal Power Switch Boost,LCD/CCD/OLED Bias,SEPIC Regulators 8.1mm² (SOT-23) 1mm (SOT-23) Lead,Matte Tin no no
LT1946A 1 2.45 16 2.1 Boost, Sepic, Flyback yes MS-8 no - 1.25 36 36 2700 3.6 0.1 no no Constant Frequency Current Mode E 2.7MHz Boost DC/DC Converter with 1.5A Switch and Soft-Start 2.45 - - LTspice Model DC459A no no 2001-09-20 $1.75 (LT1946AEMS8E) Internal Power Switch Boost 14.7mm² (MS-8) 1.1mm (MS-8) Lead,Matte Tin no no
LT1947 3 2.7 8 1.4 Boost, Inverting yes MS-10,MS-10E no - 1.26 30 36V 30 3000 9.5 1 no no Constant Frequency Current Mode E Triple Output for TFT-LCD Applications 2.7 Boost Boost Inverting 1.26 36 36 0.6 LTspice Model - no no 2001-04-26 $2.60 (LT1947EMS) Internal Power Switch Boost,LCD/CCD/OLED Bias 14.7mm² (MS-10E),14.7mm² (MS-10) 1.1mm (MS-10E),1.1mm (MS-10) Lead,Matte Tin no no
LT1949 1 1.5 12 1.13 Boost, Sepic, Flyback yes MS-8,SO-8 no - 1.24 30 30 1100 4.5 25 no no Constant Frequency Current Mode E,I Operates with VIN to 1.5V, Low Battery Detect 1.5 - - LTspice Model - no no 1999-07-20 $2.20 (LT1949ES8) Internal Power Switch Boost,SEPIC Regulators 14.7mm² (MS-8),31mm² (SO-8) 1.1mm (MS-8),1.75mm (SO-8) Lead,Matte Tin no no
LT1946 1 2.45 16 2.1 Boost, Sepic, Flyback yes MS-8 no Soft Start 1.25 36 36 1200 3.2 .1 E Integrated Soft-Start, Ideal for TFT-LCD Applications, LT1946 1.2MHz Operation 2.45 LTspice Model DC459A no no 2001-09-20 $1.75 (LT1946EMS8) Internal Power Switch Boost,LCD/CCD/OLED Bias 14.7mm² (MS-8) 1.1mm (MS-8) Lead,Matte Tin no no
LT1944-1 2 1.2 15 0.175 Boost, Sepic, Flyback yes MS-10 no - 1.23 36 36 Constant Off Time 0.02 1 no no Constant Off-Time Current Mode E LT1944-1 Offers 175mA and 100mA Boost Converters in Single Package 1.2 Boost Boost - 40 0.1 LTspice Model DC445A no no 2001-04-26 $2.00 (LT1944-1EMS) Internal Power Switch Boost,LCD/CCD/OLED Bias,Micropower Boost,Multiple Output Boost 14.7mm² (MS-10) 1.1mm (MS-10) Lead,Matte Tin no no
LT1942 4 2.6 16 0.75 Boost, Inverting, Sepic, Flyback, LED Driver yes 4x4 QFN-24 no Integrated Schottky Diode, Power Good, Output Disconnect, Open LED Protection 1.25 36 45 1000 7 1 no no E Quad DC/DC Converter for Triple Output TFT Supply Plus LED Driver 2.6 Boost Inverting 1.25 45 0.75 - DC688A no no 1999-05-25 $2.75 (LT1942EUF) Internal Power Switch Boost,LCD/CCD/OLED Bias,Multiple Output Boost,Multitopology DC/DC,Step-Up (Boost) LED Drivers 16mm² (4x4 QFN-24) 0.75mm (4x4 QFN-24) Lead,Matte Tin no no
LT1943 4 4.5 22 2.4 3.2 Boost, Inverting, Buck yes TSSOP-28 no Integrated Schottky Diode, Power Good 1.25 35 36V Boost 40 1200 10 35 no no 1 Constant Frequency Current Mode E High Current Quad Output Regulator for TFT LCD Displays 4.5 Buck Boost, Sepic, Flyback Boost Inverting 1.25 40 1.25 40 3.8 .5 LTspice Model DC620A,DC697A no no 2003-09-30 $4.75 (LT1943EFE) Internal Power Switch Boost,Internal Power Switch Buck,LCD/CCD/OLED Bias,Multiple Output Boost,Multitopology DC/DC 62.7mm² (TSSOP-28) 1.2mm (TSSOP-28) Lead,Matte Tin no no
LT1944 2 1.2 15 0.35 Boost, Sepic, Flyback yes MS-10 no - 1.23 36 36 Constant Off-Time 0.02 1 no no Constant Off-Time Current Mode E Dual 350mA Boost Converters in Single Package 1.2 Boost Boost - 40 0.35 LTspice Model - no no 2001-04-26 $2.00 (LT1944EMS) Internal Power Switch Boost,LCD/CCD/OLED Bias,Micropower Boost,Multiple Output Boost 14.7mm² (MS-10) 1.1mm (MS-10) Lead,Matte Tin no no
LT1959 1 4 15 3.6 6 Buck yes DDPAK-7,SO-8 no External Synchronization 1.21 12.9 .86VIN 580kHz - 1MHz 500 3.8 15 no no 1 Constant Frequency Current Mode C,I - - LTspice Model DC355A,DC356A no no 2000-04-10 $4.39 (LT1959CS8) Internal Power Switch Buck 31mm² (SO-8),99.1mm² (DDPAK-7) 1.75mm (SO-8),4.57mm (DDPAK-7) Lead,Matte Tin no no
LT3048-15 1 2.7 4.8 0.4 Boost, LDO yes 2x2 DFN-8 no Integrated Schottky Diode, LDO Post Regulator, Fixed Output 15 15 15V 15 2200 0.475 0.1 no no 1 Constant Frequency Current Mode E,I Low Noise Bias Generator in 2mm × 2mm, Fixed 15Vout - LTspice File DC2120A,DC2258A no no 2014-02-03 $1.65 (LT3048EDC-3.3) Internal Power Switch Boost,Ultralow Noise Regulators 4mm² (2x2 DFN-8) 0.75mm (2x2 DFN-8) Lead,Matte Tin no no
LT3460 1 2.5 16 0.42 Boost, Sepic, Flyback yes 2x2 DFN-6,SC-70,SOT-23 no - 1.255 36 38 1300kHz or 650kHz (-1 Version) 1300 2 0.1 no no Constant Frequency Current Mode E 320mA Switch in SC70, VOUT to 36V 2.5 Boost, Flyback, Sepic - - 36 LTspice Model DC545A no no 2003-05-08 $1.56 (LT3460ES5) Internal Power Switch Boost,LCD/CCD/OLED Bias,SEPIC Regulators 4mm² (2x2 DFN-6),5.3mm² (SC-70),8.1mm² (SOT-23) 0.75mm (2x2 DFN-6),1mm (SC-70),1mm (SOT-23) Matte Tin,Lead no no
LT3461 1 2.5 16 0.42 Boost, Sepic yes SOT-23 no Integrated Schottky Diode 1.255 38 40 1300 2.8 0.1 no no Constant Frequency Current Mode E 1.3MHz Step-Up DC/DC Converters with Integrated Schottky in ThinSOT 2.5 Boost, Sepic - - 36 LTspice Model DC627A-A no no 2003-12-12 $1.71 (LT3461ES6) Internal Power Switch Boost,LCD/CCD/OLED Bias,SEPIC Regulators 8.1mm² (SOT-23) 1mm (SOT-23) Lead,Matte Tin no no
LT3461A 1 2.5 16 0.42 Boost, Sepic yes SOT-23 no Integrated Schottky Diode 1.225 38 40 3000 2.8 0.1 no no Constant Frequency Current Mode E LT3461A Offers 3MHz Switching Frequency 2.5 Boost, Sepic - - 36 LTspice Model DC627A-B no no 2003-12-12 $1.71 (LT3461AES6) Internal Power Switch Boost,LCD/CCD/OLED Bias,SEPIC Regulators 8.1mm² (SOT-23) 1mm (SOT-23) Lead,Matte Tin no no
LT3439 1 2.8 20 1 Push-Pull yes TSSOP-16 no Low EMI, Adjustable Slew Rate, Resistor Set Frequency, External Synchronization 2.8 20kHz - 250kHz 20kHz - 300kHz 250 12 5 no no - E Slew Rate Controlled Ultralow Noise1A Isolated DC/DC Transformer Driver - - LTspice File DC511A no no 2002-07-22 $3.50 (LT3439EFE) Flyback, Forward and Isolated Controllers,Ultralow Noise Regulators 32.6mm² (TSSOP-16) 1.1mm (TSSOP-16) Lead,Matte Tin no no
LT3436 1 3 25 4 Boost, Sepic, Flyback yes TSSOP-16 no External Synchronization 1.2 34 35 1MHz - 1.4MHz 800 0.9 11 no no Constant Frequency Current Mode E 3A, 34V Internal Switch 3 Boost, Flyback, Sepic - - 36 LTspice Model DC533A no no 2003-12-05 $2.75 (LT3436EFE) Internal Power Switch Boost,LCD/CCD/OLED Bias,SEPIC Regulators 32.6mm² (TSSOP-16) 1.1mm (TSSOP-16) Lead,Matte Tin no no
LT3095 2 3 20 0.95 Boost, LDO yes 3x5 QFN-24 no Integrated Schottky Diode, LDO Post Regulator, Fixed Output 1 20 20V 24 450kHz - 2MHz 450kHz - 2MHz 2000 3.25 1.6 no no 12 Constant Frequency Current Mode E,I,MP Dual-Channel Low Noise Bias Generators (with LDO post regulators) Boost Boost 1 20 0.95 LTspice File DC2270A no yes 2015-08-11 $2.95 (LT3095EUDD) Extended Temperature (H & MP) Switching Regulators,Internal Power Switch Boost,Multiple Output Boost 15mm² (3x5 QFN-24) 0.75mm (3x5 QFN-24) Matte Tin no no
LT3420 1 1.8 16 1.4 Flyback, Photoflash yes 3x3 DFN-10,MS-10 no - 0.3 1 no no - E Photoflash Capacitor Chargers with Automatic Refresh, 840mA Input Current - - LTspice File DC460A,DC646A,DC690A no no 2002-05-20 $2.50 (LT3420EDD) Xenon Photoflash Charger 9mm² (3x3 DFN-10),14.7mm² (MS-10) 0.75mm (3x3 DFN-10),1.1mm (MS-10) Lead,Matte Tin no no
LT3420-1 1 1.8 16 0.9 Flyback, Photoflash yes 3x3 DFN-10,MS-10 no - 0.3 1 no no - E Photoflash Capacitor Chargers with Automatic Refresh, 450mA Input Current - - LTspice File DC460A,DC646A,DC690A no no 2002-05-20 $2.50 (LT3420EDD-1) Xenon Photoflash Charger 9mm² (3x3 DFN-10),14.7mm² (MS-10) 0.75mm (3x3 DFN-10),1.1mm (MS-10) Lead,Matte Tin no no
LT1941 3 3.3 25 3 4.3 Buck, Boost, Sepic, Flyback, Inverting yes TSSOP-28 no Anti-Phase Switching, Power Good 0.628 35.2 .88VIN 40 1100 2 50 no yes 2 Constant Frequency Current Mode E Triple Output 3A Buck, 2A Buck, 1.5A Inverting/Boost 1.6 3.3 Buck Buck Inverting, Boost 0.628 35.2 1.25 40 2.9 2 2 LTspice File DC621A no no 2004-06-03 $5.25 (LT1941EFE) Buck Regulator Plus LDO,Internal Power Switch Boost,Internal Power Switch Buck,Multiple Output Buck,Multitopology DC/DC,SEPIC Regulators 62.7mm² (TSSOP-28) 1.2mm (TSSOP-28) Lead,Matte Tin no no
LT1940L 2 3.6 7 1.4 2.4 Buck yes TSSOP-16 no Anti-Phase Switching, Power Good 1.25 22 .88VIN 1100 3.8 30 no yes 2 Constant Frequency Current Mode E Dual Output 1.4A Buck, 7V Maximum Input Voltage Buck Buck - 1.25 2.4 1.4 LTspice Model,LTpowerCAD Model DC519A no no 2002-07-17 $2.70 (LT1940LEFE) Internal Power Switch Buck,Multiple Output Buck 32.6mm² (TSSOP-16) 1.1mm (TSSOP-16) Lead,Matte Tin no no
LT1680 1 4 60 20 Boost no N-16,SW-16 no External Synchronization 60 12 and higher 100 Up to 200kHz 200 15 no Rsense no - C,I High input voltage, Synchronizable 4 - - LTspice Model - no no 1999-07-08 $4.00 (LT1680CN) Flyback, Forward and Isolated Controllers 111.6mm² (SW-16),126.5mm² (N-16) 2.64mm (SW-16),3.3mm (N-16) Lead,Matte Tin no no
LT1681 1 9 72 20 20 Forward no SW-20 yes External Synchronization 1.25 64.8 0.9VIN Up to 350kHz 350 17 no no - E,I Dual transistor synchronous forward controller - - LTspice Model - no no 2001-06-18 $5.00 (LT1681ESW) Flyback, Forward and Isolated Controllers 138.3mm² (SW-20) 2.64mm (SW-20) Lead,Matte Tin no no
LT1765 1 3 25 2.4 4 Buck, Inverting yes SO-8,TSSOP-16 no Fixed Output, External Synchronization 1.2 20 .80VIN 35 1.6MHz - 2MHz 1250 1 15 no no 1 Constant Frequency Current Mode E - - LTspice File DC436A,DC476A no no 2001-09-19 $4.67 (LT1765ES8) Internal Power Switch Buck 31mm² (SO-8),32.6mm² (TSSOP-16) 1.1mm (TSSOP-16),1.75mm (SO-8) Lead,Matte Tin no no
LT1619 1 1.9 18 20 Boost, Sepic, Flyback no MS-8,SO-8 no External Synchronization, Burst Mode 1.24 18 3, 5, 12 and higher 20 300kHz - 500kHz 550 9 15 no Rsense no 1 Constant Frequency Current Mode E Low Voltage Current Mode PWM Controller 1.9 - - LTspice File - no no 2000-07-10 $1.99 (LT1619ES8) External Power Switch Boost,SEPIC Regulators 14.7mm² (MS-8),31mm² (SO-8) 1.1mm (MS-8),1.75mm (SO-8) Lead,Matte Tin no no
LT1618 1 1.6 18 1 2 Boost, Sepic, Flyback yes 3x3 DFN-10,MS-10 no Output Current Regulation 1.263 36 36 1400 1.8 0.1 no no Constant Frequency Current Mode E Constant Current/Voltage 1.6 Boost, Flyback, Sepic - - LTspice File DC780B no no 2001-01-24 $1.75 (LT1618EDD) Buck-Boost LED Drivers,Internal Power Switch Boost,LCD/CCD/OLED Bias,SEPIC Regulators,Step-Down (Buck) LED Drivers,Step-Up (Boost) LED Drivers 9mm² (3x3 DFN-10),14.7mm² (MS-10) 0.75mm (3x3 DFN-10),1.1mm (MS-10) Lead,Matte Tin no no
LT1616 1 3.6 25 0.6 0.85 Buck yes SOT-23 no - 1.25 20 .80VIN 1400 1.9 1 no no 1 Constant Frequency Current Mode E Circuit Footprint = 50mm2 2 - - LTspice File - no no 2000-09-14 $2.01 (LT1616ES6) Internal Power Switch Buck 8.1mm² (SOT-23) 1mm (SOT-23) Lead,Matte Tin no no
LT1617 1 1.2 15 0.35 Inverting yes SOT-23 no - 34 36 Constant Off-Time 0.02 1 no no - E Micropower Inverting DC/DC Converters in SOT-23, LT1617 350mA Iswitch Inverting - - LTspice File - no no 1999-09-27 $1.70 (LT1617ES5) Inverting Regulators,LCD/CCD/OLED Bias 8.1mm² (SOT-23) 1mm (SOT-23) Lead,Matte Tin no no
LT1617-1 1 1 15 0.1 Inverting yes SOT-23 no - 34 36 Constant Off-Time 0.02 1 no no - E Micropower Inverting DC/DC Converters in SOT-23, LT1617-1 100mA Iswitch Inverting - - LTspice File - no no 1999-09-27 $1.70 (LT1617ES5-1) Inverting Regulators,LCD/CCD/OLED Bias 8.1mm² (SOT-23) 1mm (SOT-23) Lead,Matte Tin no no
LT1767 1 3 25 1.2 2 Buck yes MS-8 no Fixed Output, External Synchronization 1.2 20 .80VIN 1.4MHz - 2MHz 1250 1 6 no no 1 Constant Frequency Current Mode E Fixed Outputs of 1.8V, 2.5V, 3.3V, 5V available 2 LTspice File DC502A no no 2000-10-26 $2.95 (LT1767EMS8-3.3) Internal Power Switch Buck 14.7mm² (MS-8) 1.1mm (MS-8) Lead,Matte Tin no no
LT1776 1 7.4 40 0.56 0.7 Buck yes N-8,SO-8 no External Synchronization 1.24 34 .85VIN 60 250kHz - 400kHz 200 3.2 30 no no 1 Constant Frequency Current Mode C,I 60V Transient Protection 2 - - LTspice Model DC204A-B no no 1998-09-16 $2.50 (LT1776CN8) High Input Voltage Buck,Internal Power Switch Buck 31mm² (SO-8),65.7mm² (N-8) 1.75mm (SO-8),3.3mm (N-8) Lead,Matte Tin no no
LT1930A 1 2.45 16 1.2 Boost, Sepic, Flyback yes SOT-23 no - 1.255 34 36 2200 4.2 0.01 no no Constant Frequency Current Mode E Wide VIN Range, LT1930A Offers 2.2MHz Switching Frequency 2.45 Boost, Flyback, Sepic - - LTspice File DC397A,DC634A,DC383B no no 2000-06-22 $1.96 (LT1930AES5) Internal Power Switch Boost,LCD/CCD/OLED Bias,SEPIC Regulators 8.1mm² (SOT-23) 1mm (SOT-23) Lead,Matte Tin no no
LT1935 1 2.1 16 3.2 Boost, Sepic, Flyback yes SOT-23 no - 1.265 38 40 1200 3 0.1 no no Constant Frequency Current Mode E 2A Switch in ThinSOT 2.1 - - LTspice File DC683A no no 2004-08-03 $2.50 (LT1935ES5) Internal Power Switch Boost,SEPIC Regulators 8.1mm² (SOT-23) 1mm (SOT-23) Lead,Matte Tin no no
LT1940 2 3.6 25 1.4 2.4 Buck yes TSSOP-16 no Anti-Phase Switching, Power Good 1.25 22 .88VIN 1100 3.8 30 no yes 2 Constant Frequency Current Mode E Dual Output 1.4A Buck Buck Buck - 1.25 2.4 1.4 LTspice Model,LTpowerCAD Model DC519A no no 2002-07-17 $3.70 (LT1940EFE) Internal Power Switch Buck,Multiple Output Buck 32.6mm² (TSSOP-16) 1.1mm (TSSOP-16) Lead,Matte Tin no no
LT1930 1 2.45 16 1.2 Boost, Sepic, Flyback yes SOT-23 no - 1.255 34 36 1200 4.2 0.01 no no Constant Frequency Current Mode E Wide VIN Range. 1.2MHz Switching Frequency 2.45 Boost, Flyback, Sepic - - LTspice File DC397A,DC634A,DC383B no no 2000-06-22 $1.96 (LT1930ES5) Internal Power Switch Boost,LCD/CCD/OLED Bias,SEPIC Regulators 8.1mm² (SOT-23) 1mm (SOT-23) Lead,Matte Tin no no
LT1913 1 3.6 25 3.5 5.4 Buck yes 3x3 DFN-10 no Resistor Set Frequency, External Synchronization, Power Good 0.79 24.25 .97Vin 200kHz - 2.4MHz 250kHz - 2MHz 2400 0.45 0.01 no no 1 Constant Frequency Current Mode E,I - - LTspice File,LTpowerCAD Model DC1316A no no 2007-12-04 $3.65 (LT1913EDD) Internal Power Switch Buck 9mm² (3x3 DFN-10) 0.75mm (3x3 DFN-10) Matte Tin no no
LT1777 1 7 48 0.44 0.7 Buck yes SO-16 no Low EMI, Adjustable Slew Rate, External Synchronization 1.24 30 .85VIN 130kHz - 250kHz 100 0.62 12 no no 1 Constant Frequency Current Mode C,I Programmable di/dt Limit for Low Noise Applications 1.2 - - LTspice Model DC242A no no 1999-02-25 $2.65 (LT1777CS) High Input Voltage Buck,Internal Power Switch Buck,Ultralow Noise Regulators 62mm² (SO-16) 1.75mm (SO-16) Lead,Matte Tin no no
LT1912 1 3.6 36 2 3.7 Buck yes 3x3 DFN-10,MS-10E no Integrated Boost Diode, External Synchronization, Resistor Set Frequency 0.79 20 20V 200kHz - 500kHz 250kHz - 500kHz 500 0.9 1.3 no no 1 Constant Frequency Current Mode E - - LTspice File,LTpowerCAD Model DC1313A no no 2008-01-07 $2.95 (LT1912EDD) Internal Power Switch Buck 9mm² (3x3 DFN-10),14.7mm² (MS-10E) 0.75mm (3x3 DFN-10),1.1mm (MS-10E) Matte Tin no no
LT8610AX 1 3.7 42 3.5 6.7 Buck yes MS-16E yes Burst Mode, Resistor Set Frequency, External Synchronization, Tracking, Power Good 0.97 39.7 0.98Vin 200kHz to 2.2MHz 200kHz to 2.2MHz 2200 0.026 1 no no Constant Frequency Current Mode X 42V, 3.5A Synchronous Step-Down with Operation to 175°C 2 Buck LTspice Model,LTpowerCAD Model - no yes 2016-04-04 $125.00 (LT8610AXMSE) Extended Temperature (H & MP) Switching Regulators,High Input Voltage Buck,Internal Power Switch Buck,Micropower Buck Regulators,X Grade Products 19.8mm² (MS-16E) 1.1mm (MS-16E) Matte Tin no no
LT8630 1 3 100 0.6 1.1 Buck yes TSSOP-20 yes Burst Mode, Power Good 0.8 60 60V 0.016 5 no no Boundary Mode Control E,I 100V, 0.6A Synchronous Micropower Buck High Efficiency Regulator 1.5 LTspice File DC2504A no yes 2016-10-27 $3.60 (LT8630EFE) High Input Voltage Buck,Internal Power Switch Buck,Micropower Buck Regulators 42.2mm² (TSSOP-20) 1.2mm (TSSOP-20) Matte Tin no no
LTC3458L 1 1.4 6 2.1 Boost yes 4x3 DFN-12 yes Output Disconnect, External Synchronization, Resistor Set Frequency, Burst Mode 2 6 6V 7 400kHz - 1.5MHz 400kHz - 1.5MHz 1500 0.012 0.5 no no Constant Frequency Current Mode E 1.7A, 1.5MHz Synchronous Boost, Output Disconnect, LTC3458L Vout Max 6V 1.4 - - LTspice File DC878A no no 2005-01-19 $3.30 (LTC3458LEDE) Internal Power Switch Boost,Micropower Boost 12mm² (4x3 DFN-12) 0.75mm (4x3 DFN-12) Lead,Matte Tin no no
LTC3459 1 1.5 5.5 0.075 Boost yes 2x2 DFN-6,SOT-23 yes Output Disconnect 10 8.5 0.01 1 no no Constant Off-Time Current Mode E Synchronous Rectification, and Output Disconnect 1.5 Boost - - 15 .001 LTspice Model DC2080A,DC703A,DC2042A no no 2004-03-17 $2.01 (LTC3459EDC) Internal Power Switch Boost,LCD/CCD/OLED Bias,Micropower Boost 4mm² (2x2 DFN-6),8.1mm² (SOT-23) 0.75mm (2x2 DFN-6),1mm (SOT-23) Matte Tin,Lead no no
LTC3499 1 1.6 5.5 0.75 Boost yes 3x3 DFN-8,MS-8 yes Output Disconnect, Reverse Input Protection 2 6 7 1200 0.02 0.1 no no Constant Frequency Current Mode E 750mA Synchronous Boost with Reverse-Battery Protection 1.6 - - LTspice Model DC849A,DC849B no no 2006-02-15 $2.15 (LTC3499EDD) Internal Power Switch Boost,Micropower Boost 9mm² (3x3 DFN-8),14.7mm² (MS-8) 0.75mm (3x3 DFN-8),1.1mm (MS-8) Lead,Matte Tin no no
LTC3458 1 1.4 6 1.6 Boost yes 4x3 DFN-12 yes Output Disconnect, External Synchronization, Resistor Set Frequency, Burst Mode 2 7.5 8 400kHz - 1.5MHz 400kHz - 1.5MHz 1500 0.015 0.5 no no Constant Frequency Current Mode E 1.4A, 1.5MHz Synchronous Boost, Output Disconnect, Vout Max 7.5V 1.4 - - LTspice Model DC728A no no 2005-01-19 $3.30 (LTC3458EDE) Internal Power Switch Boost,Micropower Boost 12mm² (4x3 DFN-12) 0.75mm (4x3 DFN-12) Lead,Matte Tin no no
LTC3450 3 1.4 4 0.010 0.09 Boost, Inverting yes 3x3 QFN-16 no Sequencing, Output Disconnect 5.1 5.1 +/- 15V 25 0.075 0.01 no no Constant Frequency Current Mode E Triple Output for TFT-LCD Applications 1.4 Boost Inverting Boost 5 15 5 15 0.0005 0.0005 - DC553A no no 2004-02-18 $2.50 (LTC3450EUD) LCD/CCD/OLED Bias,Multitopology DC/DC 9mm² (3x3 QFN-16) 0.75mm (3x3 QFN-16) Lead,Matte Tin no no
LTC3445 3 2.5 5.5 0.6 1 Buck, LDO, LDO yes 4x4 QFN-24 yes I2C Control, LDO, Adjustable Slew Rate, Spread Spectrum, PowerPath 0.85 1.55 0.85V to 1.55V 1500 0.22 6 no no 1 Constant Frequency Current Mode E I2C Controllable 600mA Buck with Two 50mA LDOs 2.9 Buck LDO LDO 0.85 5 0.85 5 0.05 0.05 - DC698A no no 2004-12-06 $2.45 (LTC3445EUF) Buck Regulator Plus LDO,Digitally Programmable Regulators,Internal Power Switch Buck,Multitopology DC/DC 16mm² (4x4 QFN-24) 0.75mm (4x4 QFN-24) Matte Tin no no
LTC3447 1 2.5 5.5 0.6 1 Buck yes 3x3 DFN-10 yes I2C Control, Burst Mode 0.69 2.05 2.05V 1000 0.033 0.1 no no 1 Constant Frequency Current Mode E I2C Controllable Buck Regulator 3 - - - DC767A no no 2005-06-24 $1.95 (LTC3447EDD) Digitally Programmable Regulators,Internal Power Switch Buck,Micropower Buck Regulators 9mm² (3x3 DFN-10) 0.75mm (3x3 DFN-10) Lead,Matte Tin no no
LTC3448 1 2.5 5.5 0.6 1 Buck yes 3x3 DFN-8,MS-8 yes - 0.6 5.2 Vin - 0.3V 2250 0.032 0.1 no no 1 Constant Frequency Current Mode E LDO Mode for Low Noise Operation 2.5 - - LTspice File DC840A no no 2005-06-17 $2.05 (LTC3448EDD) Internal Power Switch Buck,Micropower Buck Regulators 9mm² (3x3 DFN-8),14.7mm² (MS-8) 0.75mm (3x3 DFN-8),1.1mm (MS-8) Lead,Matte Tin no no
LTC3522 2 2.4 5.5 0.4 Buck-Boost, Buck yes 3x3 QFN-16 yes Burst Mode, Power Good, Output Disconnect, 100% Duty Cycle 2.2 5.25 Vin 1000 0.025 0.01 no no 1 Constant Frequency Current Mode E Dual Output Synchronous 400mA Buck-Boost and 200mA Buck 2 Buck Buck-Boost - 0.6 5.5 .4 .2 LTspice Model DC1177A no no 2007-05-21 $2.50 (LTC3522EUD) Internal Power Switch Buck,Internal Power Switch Buck-Boost,Micropower Buck Regulators,Multitopology DC/DC 9mm² (3x3 QFN-16) 0.75mm (3x3 QFN-16) Matte Tin no no
LTC3523 2 1.6 5.5 0.4 0.65 Buck, Boost yes 3x3 QFN-16 yes Burst Mode, Power Good 0.615 5.5 Vin 5 2400 0.045 0.5 no no - E Synchronous 600mA Step-Up and 400mA Step-Down DC/DC Converters Buck Boost - .615 5.5 1 LTspice Model DC1213A no no 2008-02-28 $2.95 (LTC3523EUD-2) Multitopology DC/DC 9mm² (3x3 QFN-16) 0.75mm (3x3 QFN-16) Matte Tin no no
LTC3527 2 0.5 5 0.8 Boost yes 3x3 QFN-16 yes Burst Mode, Output Disconnect 1.6 5.25 5.25V 6 1.2MHz or 2.2MHz 2200 0.012 0.1 no no Constant Frequency Current Mode E Dual 800mA/400mA, 1.2MHz/2.2MHz Synchronous Boost, -1 Quick Vout Discharge 0.7 Boost Boost - 15 0.4 LTspice File DC1237A-A,DC1237A-B no no 2007-12-18 $2.95 (LTC3527EUD) Internal Power Switch Boost,Micropower Boost,Multiple Output Boost 9mm² (3x3 QFN-16) 0.75mm (3x3 QFN-16) Matte Tin no no
LTC3528 1 0.5 5.5 1.5 Boost yes 3x2 DFN-8 yes Output Disconnect, Burst Mode, Power Good 1.6 5.25 6 1000 0.012 0.001 no no Constant Frequency Current Mode E 1A, 1MHz Synchronous Boost in 3mm x 2mm DFN, /B Disables Burst Mode 0.7 - - LTspice Model DC1211A-A,DC1211A-B no no 2007-08-23 $1.95 (LTC3528BEDDB) Internal Power Switch Boost,Micropower Boost 6mm² (3x2 DFN-8) 0.75mm (3x2 DFN-8) Matte Tin no no
LTC3528-2 1 0.5 5.5 1.5 Boost yes 3x2 DFN-8 yes Burst Mode, Output Disconnect 1.6 5.25 6 2000 0.012 0.01 no no Constant Frequency Current Mode E 1A, Synchronous Boost in 2mm x 3mm DFN, -2 Offers 2MHz Switching 0.7 - - LTspice Model - no no 2009-04-20 $1.95 (LTC3528EDDB-2) Internal Power Switch Boost,Micropower Boost 6mm² (3x2 DFN-8) 0.75mm (3x2 DFN-8) Matte Tin no no
LTC3526LB-2 1 0.5 5.5 0.75 Boost yes 2x2 DFN-6 yes Output Disconnect 1.5 5.5 6 2000 0.250 0.01 no no Constant Frequency Current Mode E 550mA Synch Boost, 0.85V Startup Voltage, 2MHz Switching, No Burst Mode 0.68 - - LTspice Model DC1053A-G,DC1053A-H no no 2006-09-26 $1.85 (LTC3526LBEDC-2) Internal Power Switch Boost,Micropower Boost 4mm² (2x2 DFN-6) 0.75mm (2x2 DFN-6) Matte Tin no no
LTC3526L-2 1 0.5 5.5 0.75 Boost yes 2x2 DFN-6 yes Burst Mode, Output Disconnect 1.5 5.5 6 2000 0.009 0.01 no no Constant Frequency Current Mode E 550mA Synch Boost, 0.85V Startup Voltage, 2MHz Switching 0.68 - - LTspice Model DC1053A-G,DC1053A-H no no 2006-09-26 $1.85 (LTC3526LEDC-2) Internal Power Switch Boost,Micropower Boost 4mm² (2x2 DFN-6) 0.75mm (2x2 DFN-6) Matte Tin no no
LTC3524 4 2.5 6 0.150 Boost, Inverting yes 4x4 QFN-24 no Sequencing -20 20 +/- 20V 26 4 0.02 no no - E Adjustable TFT Bias Supply with WLED Driver Boost Inverting Boost Boost -20 20 -20 20 0.7 LTspice File DC1121A no no 2008-02-11 $2.25 (LTC3524EUF) LCD/CCD/OLED Bias,Multitopology DC/DC 16mm² (4x4 QFN-24) 0.75mm (4x4 QFN-24) Lead,Matte Tin no no
LTC3525L-3 1 0.5 4.5 0.45 Boost yes SC-70 yes Output Disconnect, Burst Mode 3 3 6 Adaptive Power Control 0.007 0.1 no no Constant Frequency Current Mode E Output Disconnect, LTC3525L-3 Fixed 3Vout, 0.85V Startup Voltage 0.7 - - LTspice Model - no no 2006-02-15 $1.90 (LTC3525LESC6-3) Internal Power Switch Boost,Micropower Boost 5.3mm² (SC-70) 1mm (SC-70) Matte Tin no no
LTC3526L 1 0.5 5 0.75 Boost yes 2x2 DFN-6 yes Output Disconnect, Burst Mode 1.5 5.25 6 1000 0.009 0.01 no no Constant Frequency Current Mode E 550mA Synch Boost, 0.68V Typ Startup Voltage, 1MHz Switching, /B Disable Burst Mode 0.68 - - LTspice File DC1053A-E,DC1053A-F no no 2006-09-26 $1.85 (LTC3526LBEDC) Energy Harvesting,Internal Power Switch Boost,Micropower Boost 4mm² (2x2 DFN-6) 0.75mm (2x2 DFN-6) Matte Tin no no
LTC3444 1 2.7 5.5 0.4 Buck-Boost yes 3x3 DFN-8 yes Output Disconnect 0.5 5 1500 0.7 0.1 no no Constant Frequency Current Mode E Micropower Synchronous Buck-Boost for WCDMA Applications - - LTspice File DC901A no no 2005-11-10 $2.40 (LTC3444EDD) Internal Power Switch Buck-Boost 9mm² (3x3 DFN-8) 0.75mm (3x3 DFN-8) Lead,Matte Tin no no
LTC3443 1 2.4 5.5 1.2 Buck-Boost yes 4x3 DFN-12 yes Output Disconnect, Burst Mode, External Synchronization 2.4 5.25 600kHz - 1.2MHz 600 0.028 0.1 no no Constant Frequency Current Mode E High Current Micropower 600kHz Synchronous Buck-Boost - - LTspice Model DC755A no no 2004-05-07 $3.55 (LTC3443EDE) Internal Power Switch Buck-Boost 12mm² (4x3 DFN-12) 0.75mm (4x3 DFN-12) Lead,Matte Tin no no
LTC3418 1 2.25 5.5 8 17 Buck yes 5x7 QFN-38 yes Burst Mode, Tracking, Resistor Set Frequency, External Synchronization, Power Good, 100% Duty Cycle 0.8 5.5 Vin 300kHz - 4MHz 300kHz - 4MHz 4000 0.38 0.03 no no 1 Constant Frequency Current Mode E Tracking, 100% Duty Cycle - - LTspice File,LTpowerCAD File DC785A no no 2005-03-04 $5.73 (LTC3418EUHF) Internal Power Switch Buck 35mm² (5x7 QFN-38) 0.75mm (5x7 QFN-38) Lead,Matte Tin no no
LT1070 1 3 40 5 Boost, Flyback, Sepic yes TO-220 no 1.244 40 65 40 6 100 C,I VIN: to 40V, Operates in Nearly All Switching Topologies 3 LTspice Model - no no 1987-01-01 $5.60 (LT1070CT) Internal Power Switch Boost,SEPIC Regulators 165.9mm² (TO-220),165.9mm² (TO-220) 4.57mm (TO-220),4.57mm (TO-220) Lead,Matte Tin no no
LTC3422 1 0.5 4.5 2.5 Boost yes 3x3 DFN-10 yes Output Disconnect, External Synchronization, Resistor Set Frequency, Burst Mode 1.216 5.25 6 100kHz - 3MHz 100kHz - 3MHz 3000 0.025 0.1 no no Constant Frequency Current Mode E 1.5A, 3MHz Synchronous Boost, Output Disconnect 0.88 - - LTspice Model DC860A no no 2005-11-11 $2.95 (LTC3422EDD) Internal Power Switch Boost,Micropower Boost 9mm² (3x3 DFN-10) 0.75mm (3x3 DFN-10) Lead,Matte Tin no no
LTC3416 1 2.25 5.5 4 8 Buck yes TSSOP-20 yes Resistor Set Frequency, Power Good, Tracking 0.8 5.5 Vin 300kHz - 4MHz 4000 0.03 0.02 no no 1 Constant Frequency Current Mode E 4A, 4MHz, Monolithic Synchronous Step-Down Regulator with Tracking LTspice Model,LTpowerCAD File DC667A no no 2004-03-09 $4.62 (LTC3416EFE) Internal Power Switch Buck 42.2mm² (TSSOP-20) 1.2mm (TSSOP-20) Lead,Matte Tin no no
LTC3415 1 2.5 5.5 7 13 Buck yes 5x7 QFN-38 yes Burst Mode, Tracking, PolyPhase, External Synchronization, Spread Spectrum, 100% Duty Cycle 0.6 5.5 Vin 750kHz - 2.25MHz 2250 0.45 0.2 no yes 12 Constant Frequency Current Mode E 7A, PolyPhase Synchronous Step-Down Regulator - - LTspice File,LTpowerCAD File DC725A,DC768A no no 2006-03-09 $6.50 (LTC3415EUHF) Internal Power Switch Buck 35mm² (5x7 QFN-38) 0.75mm (5x7 QFN-38) Lead,Matte Tin no no
LTC3410 1 2.5 5.5 0.3 0.49 Buck yes SC-70 yes Burst Mode, 100% Duty Cycle 0.8 5.5 Vin 2250 0.026 0.1 no no 1 Constant Frequency Current Mode E SC70 300mA Synchronous Buck 2 - - LTspice File,LTpowerCAD Model DC870A-A no no 2005-12-19 $1.56 (LTC3410ESC6-1.65) Internal Power Switch Buck,Micropower Buck Regulators 5.3mm² (SC-70) 1mm (SC-70) Lead,Matte Tin no no
LTC3410-1.875 1 2.5 5.5 0.3 0.5 Buck yes SC-70 yes Fixed Output, Burst Mode, 100% Duty Cycle 1.875 1.875 1.875 2250 0.026 0.1 no no 1 Constant Frequency Current Mode E Fixed 1.875 Output 2 - - LTspice Model,LTpowerCAD Model - no no 2005-12-19 $1.56 (LTC3410ESC6-1.875) Internal Power Switch Buck,Micropower Buck Regulators 5.3mm² (SC-70) 1mm (SC-70) Lead,Matte Tin no no
LTC3410B 1 2.5 5.5 0.3 0.49 Buck yes SC-70 yes 100% Duty Cycle 0.8 5.5 Vin 2250 0.2 0.1 no no 1 Constant Frequency Current Mode E LTC3410B Disables Burst Mode 2 - - LTspice File,LTpowerCAD Model DC870A-B no no 2005-12-19 $1.56 (LTC3410BESC6-1.8) Internal Power Switch Buck 5.3mm² (SC-70) 1mm (SC-70) Matte Tin,Lead no no
LTC3423 1 0.5 5 1.6 Boost yes MS-10 yes Burst Mode, Resistor Set Frequency, External Synchronization 1.5 5.5 6 Up to 3MHz Up to 3MHz 3000 0.038 0.1 no no Constant Frequency Current Mode E Similar to LTC3401 But Offers Output Voltages of 1.5V to 2.6V 2.7 - - LTspice Model DC516A-A no no 2001-11-15 $2.60 (LTC3423EMS) Internal Power Switch Boost,Micropower Boost 14.7mm² (MS-10) 1.1mm (MS-10) Lead,Matte Tin no no
LTC3424 1 0.5 5 2.8 Boost yes MS-10 yes Burst Mode, External Synchronization, Resistor Set Frequency 1.5 5.5 6 100kHz - 3MHz 100kHz - 3MHz 3000 0.038 0.1 no no Constant Frequency Current Mode E Similar to LTC3402 But Offers Output Voltages of 1.5V to 2.6V 2.7 - - LTspice Model DC516A-B no no 2001-11-15 $3.50 (LTC3424EMS) Internal Power Switch Boost,Micropower Boost 14.7mm² (MS-10) 1.1mm (MS-10) Lead,Matte Tin no no
LTC3440 1 2.5 5.5 0.6 Buck-Boost yes 3x3 DFN-10,MS-10 yes Output Disconnect, Burst Mode, Resistor Set Frequency, External Synchronization 2.5 5.5 300kHz - 2MHz 300kHz - 2MHz 2000 0.025 0.1 no no Constant Frequency Current Mode E Micropower Synchronous Buck-Boost DC/DC Converter - - LTspice File DC425B,DC797A no no 2001-11-06 $2.74 (LTC3440EMS) Internal Power Switch Buck-Boost 9mm² (3x3 DFN-10),14.7mm² (MS-10) 0.75mm (3x3 DFN-10),1.1mm (MS-10) Lead,Matte Tin no no
LTC3441 1 2.4 5.5 1.2 Buck-Boost yes 4x3 DFN-12 yes Output Disconnect, Burst Mode, External Synchronization 2.4 5.25 1.15MHz - 1.7MHz 1000 0.025 0.1 no no Constant Frequency Current Mode E High Current Micropower Synchronous Buck-Boost DC/DC Converter - - LTspice Model DC625A,DC773A no no 2003-07-28 $3.55 (LTC3441EDE) Internal Power Switch Buck-Boost 12mm² (4x3 DFN-12) 0.75mm (4x3 DFN-12) Lead,Matte Tin no no
LTC3442 1 2.4 5.5 1.2 Buck-Boost yes 4x3 DFN-12 yes Output Disconnect, Burst Mode, Resistor Set Frequency 2.4 5.25 300kHz - 2MHz 300kHz - 2MHz 2000 0.035 0.1 no no Constant Frequency Current Mode E Micropower Synchronous Buck-Boost with Automatic Burst Mode Operation - - LTspice File DC799A no no 2004-12-21 $3.95 (LTC3442EDE) Internal Power Switch Buck-Boost 12mm² (4x3 DFN-12) 0.75mm (4x3 DFN-12) Lead,Matte Tin no no
LTC3429 1 0.5 4.4 0.85 Boost yes SOT-23 yes Output Disconnect, Burst Mode 2.5 5 6 500 0.02 0.01 no no Constant Frequency Current Mode E 600mA, 500kHz Micropower Synchronous Boost, Output Disconnect 0.85 - - LTspice Model DC559A-A,DC559A-B no no 2004-02-03 $2.01 (LTC3429BES6) Internal Power Switch Boost,Micropower Boost 8.1mm² (SOT-23) 1mm (SOT-23) Lead,Matte Tin no no
LTC3428 1 1.5 4.5 5 Boost yes 3x3 DFN-10 no PolyPhase 1.6 5.25 6 2000 1.3 100 no no Constant Frequency Current Mode E 4A, 2MHz Dual Phase Boost in 3mm × 3mm DFN 1.5 - - LTspice Model DC700A no no 2004-09-24 $3.50 (LTC3428EDD) Internal Power Switch Boost 9mm² (3x3 DFN-10) 0.75mm (3x3 DFN-10) Lead,Matte Tin no no
LTC3425 1 0.5 4.5 7 Boost yes 5x5 QFN-32 yes PolyPhase, Output Disconnect, External Synchronization, Resistor Set Frequency, Power Good, Soft Start 2.4 5.25 6 100kHz - 2MHz 100kHz - 2MHz 8000 0.012 0.1 no no Constant Frequency Current Mode E 4-Phase Operation for Small Size, Low Ripple .88 - - LTspice Model DC616A,DC616B no no 2003-09-30 $4.38 (LTC3425EUH) Internal Power Switch Boost,Micropower Boost 25mm² (5x5 QFN-32) 0.75mm (5x5 QFN-32) Lead,Matte Tin no no
LTC3426 1 1.6 4.3 2.3 Boost, Sepic yes SOT-23 no - 2.25 5.5 6 1200 0.6 1 no no Constant Frequency Current Mode E 1.2MHz Step-Up DC/DC Converter in SOT-23 1.6 - - LTspice Model DC692A no no 2004-12-14 $1.81 (LTC3426ES6) Internal Power Switch Boost 8.1mm² (SOT-23) 1mm (SOT-23) Lead,Matte Tin no no
LTC3427 1 1.6 5 0.5 Boost yes 2x2 DFN-6 yes Output Disconnect 1.24 5.25 6 1250 0.35 0.01 no no Constant Frequency Current Mode E 500mA, 1.25MHz Synchronous Boost in 2mm × 2mm DFN Package 1.6 - - LTspice File DC856A no no 2005-11-10 $1.81 (LTC3427EDC) Internal Power Switch Boost 4mm² (2x2 DFN-6) 0.75mm (2x2 DFN-6) Lead,Matte Tin no no
LTC3528B-2 1 0.5 5.5 1.5 Boost yes 3x2 DFN-8 yes Output Disconnect 1.6 5.25 5.5 2000 0.3 0.01 no no Constant Frequency Current Mode E 1A, Synchronous Boost in 2mm × 3mm DFN, 2MHz Switching, No Burst Mode 0.7 - - LTspice Model - no no 2008-07-18 $1.95 (LTC3528BEDDB-2) Internal Power Switch Boost 6mm² (3x2 DFN-8) 0.75mm (3x2 DFN-8) Matte Tin no no
LTC3529 1 1.8 5.25 1.5 Boost yes 2x3 DFN-8 yes Output Disconnect 5 5 5V 6 1500 1 0.01 no no Constant Frequency Current Mode E 1.5A, 1.5MHz Step-Up DC/DC Converter in 2mm × 3mm DFN 1.8 - - LTspice File DC1226A no no 2009-02-05 $2.05 (LTC3529EDCB) Internal Power Switch Boost 6mm² (2x3 DFN-8) 0.75mm (2x3 DFN-8) Lead,Matte Tin no no
LTC3563 1 2.5 5.5 0.5 1 Buck yes 2x2 DFN-6 yes Fixed Output, Burst Mode, 100% Duty Cycle 1.28 1.87 1.28V/1.87V 2250 0.026 0.1 no no 1 Constant Frequency Current Mode E Selectable Output Voltage 2 - - LTspice Model - no no 2007-02-06 $1.60 (LTC3563EDC) Internal Power Switch Buck,Micropower Buck Regulators 4mm² (2x2 DFN-6) 0.75mm (2x2 DFN-6) Lead,Matte Tin no no
LTC3564 1 2.5 5.5 1.25 2 Buck yes 2x3 DFN-6,SOT-23 yes Burst Mode, 100% Duty Cycle 0.6 5.5 Vin 2250 0.02 0.1 no no 1 Constant Frequency Current Mode E,I 100% Duty Cycle 2 - - LTspice File DC1158A,DC1343A no no 2008-06-11 $1.95 (LTC3564EDCB) Internal Power Switch Buck,Micropower Buck Regulators 6mm² (2x3 DFN-6),8.1mm² (SOT-23) 0.75mm (2x3 DFN-6),1mm (SOT-23) Matte Tin no no
LTC3605 1 4 15 5 6 Buck yes 4x4 QFN-24 yes PolyPhase, Resistor Set Frequency, External Synchronization, Tracking 0.6 14.85 0.99Vin 800kHz - 4MHz 800kHz - 4MHz 4000 2 11 no no 1 Constant Frequency Controlled On-Time Current Mode E,I 15V, 5A Synchronous Step-Down Regulator - - LTspice File,LTpowerCAD File DC1215A no no 2009-01-19 $4.25 (LTC3605EUF) Internal Power Switch Buck 16mm² (4x4 QFN-24) 0.75mm (4x4 QFN-24) Matte Tin no no
LTC3562 4 2.85 5.5 0.6 1.2 Buck yes 3x3 QFN-20 yes I2C Control, Adjustable Slew Rate, Burst Mode, 100% Duty Cycle 0.425 5 Vin 2250 0.024 0.7 no no 1 Constant Frequency Current Mode E I2C Quad Step-Down 2 x 600mA, 2 x 400mA 3 Buck Buck Buck Buck 0.6 5 0.6 5 1.2 0.8 0.6 0.4 - DC1123A no no 2007-08-23 $3.25 (LTC3562EUD) Digitally Programmable Regulators,Internal Power Switch Buck,Micropower Buck Regulators,Multiple Output Buck 9mm² (3x3 QFN-20) 0.75mm (3x3 QFN-20) Matte Tin no no
LTC3549 1 1.6 5.5 0.25 0.45 Buck yes 2x3 DFN-6 yes Burst Mode, 100% Duty Cycle 0.611 5.5 Vin 2250 0.05 0.1 no no 1 Constant Frequency Current Mode E 100% Duty Cycle 2 - - LTspice File,LTpowerCAD File DC992A no no 2006-09-21 $1.44 (LTC3549EDCB) Internal Power Switch Buck,Micropower Buck Regulators 6mm² (2x3 DFN-6) 0.75mm (2x3 DFN-6) Matte Tin no no
LTC3547 2 2.5 5.5 0.3 0.55 Buck yes 3x2 DFN-8 yes Fixed Output, 100% Duty Cycle 0.6 5.5 Vin 2250 0.04 0.1 no no 1 Constant Frequency Current Mode E Dual Monolithic 300mA Synchronous Step-Down 2 Buck Buck - 0.6 0.55 0.3 LTspice File,LTpowerCAD File DC1013A no no 2006-09-12 $1.95 (LTC3547EDDB-1) Internal Power Switch Buck,Micropower Buck Regulators,Multiple Output Buck 6mm² (3x2 DFN-8) 0.75mm (3x2 DFN-8) Lead,Matte Tin no no
LTC3548-1 2 2.5 5.5 0.8 1.2 Buck yes 3x3 DFN-10,3x3 UTDFN-10 yes Burst Mode, Fixed Output, 100% Duty Cycle 1.575 1.8 1.8V/1.575V 2250 0.04 0.1 no no 1 Constant Frequency Current Mode E 29ms POR Delay, LTC3548-1 Fixed 1.8V/1.575Vot 2 Buck Buck - 1.8 0.7 0.4 LTspice Model - no no 2005-03-18 $2.60 (LTC3548EDD-1) Internal Power Switch Buck,Micropower Buck Regulators,Multiple Output Buck 9mm² (3x3 UTDFN-10),9mm² (3x3 DFN-10) 0.55mm (3x3 UTDFN-10),0.75mm (3x3 DFN-10) Lead,Matte Tin no no
LTC3548-2 2 2.5 5.5 0.8 1.2 Buck yes 3x3 DFN-10 yes Burst Mode, Fixed Output, 100% Duty Cycle 0.6 5.5 1.8V/Adj. 2250 0.04 0.1 no no 1 Constant Frequency Current Mode E 29ms POR Delay, LTC3548-2 Fixed 1.2V/Adj. Vout 2 Buck Buck - 1.8 0.7 0.4 LTspice Model - no no 2005-03-18 $2.60 (LTC3548EDD-2) Internal Power Switch Buck,Micropower Buck Regulators,Multiple Output Buck 9mm² (3x3 DFN-10) 0.75mm (3x3 DFN-10) Lead,Matte Tin no no
LTC3605A 1 4 20 5 6 Buck yes 4x4 QFN-24 yes Resistor Set Frequency, PolyPhase, Tracking, External Synchronization, Power Good 0.6 19.8 0.99Vin 800kHz - 4MHz 800kHz - 4MHz 4000 1.5 11 no yes 12 Constant Frequency Controlled On-Time Current Mode E,I 20V, 5A Synchronous Step-Down Regulator - - LTspice File,LTpowerCAD File DC1897B no no 2012-05-22 $4.25 (LTC3605AEUF) Internal Power Switch Buck 16mm² (4x4 QFN-24) 0.75mm (4x4 QFN-24) Matte Tin no no
LTC3607 2 4.5 15 0.6 1 Buck yes 3x3 QFN-16,MS-16E yes Burst Mode, Power Good, External Synchronization, 100% Duty Cycle 0.6 15 Vin 1MHz to 4MHz 4000 0.035 0.1 no no Constant Frequency Current Mode E,I Dual 600mA 15V Monolithic Synchronous Step-Down 2 Buck Buck - 0.6 1 0.6 LTspice File,LTpowerCAD File DC1596A,DC1847A no no 2013-08-07 $2.35 (LTC3607EUD) Internal Power Switch Buck,Micropower Buck Regulators,Multiple Output Buck 9mm² (3x3 QFN-16),19.8mm² (MS-16E) 0.75mm (3x3 QFN-16),1.1mm (MS-16E) Matte Tin no no
LTC3633 2 3.6 15 3 3.5 Buck yes 4x5 QFN-28,TSSOP-28 yes Anti-Phase Switching, Burst Mode, Resistor Set Frequency, External Synchronization, Tracking, Power Good 0.6 14.7 .98Vin 500kHz - 4MHz 500kHz - 4MHz 4000 0.5 13 no yes 2 Constant Frequency Controlled On-Time Current Mode E,I Dual 3A Buck, 3.6V to 15V Input Voltage 1 Buck Buck - 0.6 3.5 3 LTspice File,LTpowerCAD File DC1347B no no 2010-01-27 $4.25 (LTC3633EUFD) Internal Power Switch Buck,Multiple Output Buck 20mm² (4x5 QFN-28),62.7mm² (TSSOP-28) 0.75mm (4x5 QFN-28),1.2mm (TSSOP-28) Lead,Matte Tin no no
LTC3633A 2 3.6 20 3 3.5 Buck yes 4x5 QFN-28,TSSOP-28 yes Anti-Phase Switching, Burst Mode, Resistor Set Frequency, External Synchronization, Tracking, Power Good 0.6 6 6V 500kHz - 4MHz 500kHz - 4MHz 4000 0.5 13 no no 2 Constant Frequency Controlled On-Time Current Mode E,I Dual 3A Buck, 3.6V to 20Vin, Vout Sense 0.6V to 6V, V2P5 Output 1 Buck Buck - 0.6 3.5 3 LTspice File,LTpowerCAD File DC1895A no no 2012-09-25 $4.25 (LTC3633AEUFD) Internal Power Switch Buck,Multiple Output Buck 20mm² (4x5 QFN-28),62.7mm² (TSSOP-28) 0.75mm (4x5 QFN-28),1.2mm (TSSOP-28) Matte Tin no no
LTC3633A-1 2 3.6 20 3 3.5 Buck yes 4x5 QFN-28,TSSOP-28 yes Anti-Phase Switching, Burst Mode, Resistor Set Frequency, External Synchronization, Tracking, Power Good 1.5 12 12V 500kHz - 4MHz 500kHz - 4MHz 4000 0.5 13 no no 2 Constant Frequency Controlled On-Time Current Mode E,I Dual 3A Buck, 3.6V to 20Vin, Vout Sense 1.5V to 12V, V2P5 Output 1 Buck Buck - 1.5 3.5 3 LTspice File,LTpowerCAD File DC1895A no no 2012-09-25 $4.25 (LTC3633AEUFD-1) Internal Power Switch Buck,Multiple Output Buck 20mm² (4x5 QFN-28),62.7mm² (TSSOP-28) 0.75mm (4x5 QFN-28),1.2mm (TSSOP-28) Matte Tin no no
LTC3626 1 3.6 20 2.5 2.9 Buck yes 3x4 QFN-20 yes Programmable Input Current Limit, Temperature Monitor, External Synchronization, Resistor Set Frequency, Tracking, Burst Mode, Power Good 0.6 6 6V 500kHz - 3MHz 500kHz - 3MHz 3000 0.9 13 no no 1 Constant Frequency Controlled On-Time Current Mode E,I Current and Temperature Monitoring - - LTspice File,LTpowerCAD File DC1768A yes no 2012-07-02 $3.45 (LTC3626EUDC) Internal Power Switch Buck 12mm² (3x4 QFN-20) 0.75mm (3x4 QFN-20) Matte Tin no no
LTC3623 1 4 15 5 6.2 Buck yes 3x5 QFN-24 yes Silent Switcher Architecture, Source/Sink Current, Current Source Reference, Output Current Monitor, Resistor Set Frequency 0 14.5 Vin - 0.5V 400kHz - 4MHz 400kHz - 4MHz 4000 1.45 0 no yes Constant Frequency Controlled On-Time E,I 15V, ±5A Rail-to-Rail Synchronous Buck Regulator 1 Buck - DC2131A yes yes 2016-08-01 $3.95 (LTC3623EUDD) Internal Power Switch Buck 15mm² (3x5 QFN-24) 0.75mm (3x5 QFN-24) Matte Tin no no
LTC3609 1 4 32 6 14 Buck yes 7x8 QFN-52 yes Power Good 0.6 36 Vin 0.9 15 no no 1 Constant On-Time Current Mode E,I 32V, 6A Monolithic Synchronous Step-Down DC/DC Converter - - LTspice File,LTpowerCAD Model DC1320A-B no no 2008-12-17 $7.75 (LTC3609EWKG) Internal Power Switch Buck 56mm² (7x8 QFN-52) 0.75mm (7x8 QFN-52) Matte Tin no no
LTC3611 1 4.5 32 10 15 Buck yes 9x9 QFN-64 yes Power Good, Resistor Set Frequency 0.6 32 Vin 100Hz - 1MHz 1000 0.9 15 no no 1 Constant On-Time Valley Current Mode E,I 10A, 32V Monolithic Synchronous Step-Down DC/DC Converter - - LTspice File,LTpowerCAD Model DC1318A no no 2008-02-04 $9.75 (LTC3611EWP) Internal Power Switch Buck 81mm² (9x9 QFN-64) 0.75mm (9x9 QFN-64) Lead,Matte Tin no no
LTC3620 1 2.9 5.5 0.015 0.035 Buck yes 2x2 DFN-8 yes Burst Mode 0.6 5.5 Vin 0.018 0.01 no no 1 Variable Frequency Current Mode E Ultralow Power 15mA Synchronous Step-Down 2 - - LTspice File DC1460A no no 2009-08-13 $1.95 (LTC3620EDC-1) Internal Power Switch Buck,Micropower Buck Regulators 4mm² (2x2 DFN-8) 0.75mm (2x2 DFN-8) Matte Tin no no
LTC3544B 4 2.25 5.5 0.3 0.6 Buck yes 3x3 QFN-16 yes 100% Duty Cycle 0.8 5.5 Vin 2250 0.825 0.1 no no 1 Constant Frequency Current Mode E LTC3544B Disables Burst Mode 2 Buck Buck Buck Buck 0.8 5.5 0.8 5.5 0.4 0.4 0.2 0.2 LTspice Model DC1040A-B no no 2007-03-19 $2.95 (LTC3544BEUD) Internal Power Switch Buck,Multiple Output Buck 9mm² (3x3 QFN-16) 0.75mm (3x3 QFN-16) Matte Tin no no
LTC3544 4 2.25 5.5 0.3 0.6 Buck yes 3x3 QFN-16 yes Burst Mode, 100% Duty Cycle 0.8 5.5 Vin 2.25 0.07 0.1 no no 1 Constant Frequency Current Mode E Quad Step-Down: 300mA, 200mA, 200mA, 100mA 2 Buck Buck Buck Buck 0.8 5.5 0.8 5.5 0.4 0.4 0.2 0.2 LTspice File DC1040A-A no no 2007-05-26 $2.95 (LTC3544EUD) Internal Power Switch Buck,Micropower Buck Regulators,Multiple Output Buck 9mm² (3x3 QFN-16) 0.75mm (3x3 QFN-16) Matte Tin no no
LTC3533 1 1.8 5.5 2 Buck-Boost yes 4x3 DFN-14 yes Output Disconnect, Burst Mode, Resistor Set Frequency 1.8 5.25 300kHz - 2MHz 2000 0.04 0.1 no no Constant Frequency Current Mode E 2A Wide Input Voltage Synchronous Buck-Boost DC/DC Converter - - LTspice File DC999A yes no 2007-03-15 $3.55 (LTC3533EDE) Internal Power Switch Buck-Boost 12mm² (4x3 DFN-14) 0.75mm (4x3 DFN-14) Matte Tin no no
LTC3534 1 2.4 7 0.5 Buck-Boost yes 5x3 DFN-16,SSOP-16 yes Burst Mode, Output Disconnect 1.8 7 7V 7 1000 0.025 0.1 no no Constant Frequency Current Mode E 7V, 500mA Synchronous Buck-Boost DC/DC Converter - - LTspice Model DC1227A no no 2009-02-10 $3.15 (LTC3534EDHC) Energy Harvesting,Internal Power Switch Buck-Boost 15mm² (5x3 DFN-16),30.9mm² (SSOP-16) 0.75mm (5x3 DFN-16),1.75mm (SSOP-16) Matte Tin no no
LTC3535 2 0.5 5 0.75 Boost yes 3x3 DFN-12 yes Output Disconnect, Burst Mode 1.5 5.25 6 1000 0.009 0.01 no no Constant Frequency Current Mode E Dual Channel 550mA 1MHz Synchronous Step-Up DC/DC Converter 0.68 Boost Boost, Inverting - 15 0.750 LTspice File DC1483A no no 2009-01-05 $2.95 (LTC3535EDD) Energy Harvesting,Internal Power Switch Boost,Micropower Boost,Multiple Output Boost 9mm² (3x3 DFN-12) 0.75mm (3x3 DFN-12) Matte Tin no no
LTC3532 1 2.4 5.5 0.5 Buck-Boost yes 3x3 DFN-10,MS-10 yes Output Disconnect, Burst Mode, Resistor Set Frequency 2.4 5.25 300kHz - 2MHz 2000 0.035 0.1 no no Constant Frequency Current Mode E Micropower Synchronous Buck-Boost DC/DC Converter - - LTspice Model DC921A no no 2006-03-06 $2.35 (LTC3532EDD) Internal Power Switch Buck-Boost 9mm² (3x3 DFN-10),14.7mm² (MS-10) 0.75mm (3x3 DFN-10),1.1mm (MS-10) Lead,Matte Tin no no
LTC3531-3.3 1 1.8 5.5 0.2 Buck-Boost yes 3x3 DFN-8,SOT-23 yes Output Disconnect, Burst Mode, Fixed Output 3.3 3.3 0.016 1 no no Burst Mode Control E 200mA Synchronous Buck-Boost, 3.3V Fixed Vout - - LTspice File DC877A no no 2006-01-25 $1.95 (LTC3531EDD-3.3) Internal Power Switch Buck-Boost 8.1mm² (SOT-23),9mm² (3x3 DFN-8) 0.75mm (3x3 DFN-8),1mm (SOT-23) Lead,Matte Tin no no
LTC3530 1 1.8 5.5 0.6 Buck-Boost yes 3x3 DFN-10,MS-10 yes Output Disconnect, Burst Mode, Resistor Set Frequency 1.8 5.25 300kHz - 2MHz 2000 0.04 0.1 no no Constant Frequency Current Mode E Wide Input Voltage Synchronous Buck-Boost DC/DC Converter - - LTspice Model DC938A no no 2006-11-08 $2.75 (LTC3530EDD) Internal Power Switch Buck-Boost 9mm² (3x3 DFN-10),14.7mm² (MS-10) 0.75mm (3x3 DFN-10),1.1mm (MS-10) Lead,Matte Tin no no
LTC3531 1 1.8 5.5 0.2 Buck-Boost yes 3x3 DFN-8 yes Output Disconnect, Burst Mode 2 5 0.016 1 no no Burst Mode Control E 200mA Synchronous Buck-Boost - - LTspice File DC877A no no 2006-01-25 $1.95 (LTC3531EDD) Internal Power Switch Buck-Boost 9mm² (3x3 DFN-8) 0.75mm (3x3 DFN-8) Lead,Matte Tin no no
LTC3531-3 1 1.8 5.5 0.2 Buck-Boost yes 3x3 DFN-8,SOT-23 yes Output Disconnect, Burst Mode, Fixed Output 3 3 0.016 1 no no Burst Mode Control E 200mA Synchronous Buck-Boost, 3V Fixed Vout - - LTspice File DC877A no no 2006-01-25 $1.95 (LTC3531EDD-3) Internal Power Switch Buck-Boost 8.1mm² (SOT-23),9mm² (3x3 DFN-8) 0.75mm (3x3 DFN-8),1mm (SOT-23) Lead,Matte Tin no no
LTC3536 1 1.8 5.5 1 Buck-Boost yes 3x3 DFN-10,MS-12E yes Output Disconnect, External Synchronization, Resistor Set Frequency, Burst Mode 1.8 5.5 Vin 300kHz - 2MHz 300kHz - 2MHz 2000 0.032 0.1 no no 1 Constant Frequency Current Mode E,I 1A Low Noise, Buck-Boost DC/DC Converter - - LTspice File DC1797A,DC1852A no no 2011-07-26 $2.75 (LTC3536EDD) Internal Power Switch Buck-Boost 9mm² (3x3 DFN-10),19.8mm² (MS-12E) 0.75mm (3x3 DFN-10),1.1mm (MS-12E) Matte Tin no no
LTC3537 2 0.68 5 0.75 Boost, LDO yes 3x3 QFN-16 yes Burst Mode, Output Disconnect, LDO, Power Good 1.5 5.25 5.25V 6 2200 0.015 0.02 no no Constant Frequency Current Mode E 2.2 MHz, 600mA Synchronous Step-Up DC/DC Converter and 100mA LDO 0.68 Boost LDO - .6 5 .1 LTspice Model DC1242A no no 2008-01-07 $2.40 (LTC3537EUD) Internal Power Switch Boost,Micropower Boost,Multitopology DC/DC 9mm² (3x3 QFN-16) 0.75mm (3x3 QFN-16) Matte Tin no no
LTC3541-2 2 2.7 5.5 0.5 0.95 Buck, LDO yes 3x3 DFN-10 yes LDO, Sequencing, 100% Duty Cycle 1.875 1.875 1.875V and 1.5V (fixed) 2250 0.285 0.1 no no 1 Constant Frequency Current Mode E 500mA Buck + 300mA VLDO, LTC3541-2 Buck Powers Up First, 1.875V Fixed Vout 2.5 Buck LDO - 1.5 1.5 0.3 LTspice Model - no no 2007-02-13 $1.89 (LTC3541EDD-2) Buck Regulator Plus LDO,Internal Power Switch Buck,Multitopology DC/DC 9mm² (3x3 DFN-10) 0.75mm (3x3 DFN-10) Matte Tin no no
LTC3541-3 2 2.7 5.5 0.5 0.95 Buck, LDO yes 3x3 DFN-10 yes LDO, Sequencing, 100% Duty Cycle 1.8 1.8 1.8V and 1.575V (fixed) 2250 0.285 0.1 no no 1 Constant Frequency Current Mode E 500mA Buck + 300mA VLDO, LTC3541-3 LDO Powers Up First, 1.8V Fixed Vout 2.5 Buck LDO - 1.575 1.575 0.3 LTspice Model - no no 2007-02-13 $1.89 (LTC3541EDD-3) Buck Regulator Plus LDO,Internal Power Switch Buck,Multitopology DC/DC 9mm² (3x3 DFN-10) 0.75mm (3x3 DFN-10) Matte Tin no no
LTC3543 1 2.5 5.5 0.6 1 Buck yes 2x3 DFN-6 yes Burst Mode, External Synchronization, PLL, Spread Spectrum, 100% Duty Cycle 0.6 5.5 Vin 1MHz - 3MHz 2250 0.045 0.1 no no 1 Constant Frequency Current Mode E Spread Spectrum 2 - - LTspice Model DC1008A no no 2006-12-19 $1.95 (LTC3543EDCB) Internal Power Switch Buck,Micropower Buck Regulators 6mm² (2x3 DFN-6) 0.75mm (2x3 DFN-6) Matte Tin no no
LTC3541-1 2 2.7 5.5 0.5 0.95 Buck, LDO yes 3x3 DFN-10 yes LDO, Sequencing, 100% Duty Cycle 0.8 5 Buck: .8 to 5V, VLDO: 0.4 to 4.1V 2250 0.315 0.1 no no 1 Constant Frequency Current Mode E 500mA Buck + 300mA VLDO, LTC3541-1 LDO Powers Up First 2.5 Buck LDO - 0.4 4.1 .3 LTspice Model DC970A-B no no 2007-02-13 $1.89 (LTC3541EDD-1) Buck Regulator Plus LDO,Internal Power Switch Buck,Multitopology DC/DC 9mm² (3x3 DFN-10) 0.75mm (3x3 DFN-10) Matte Tin no no
LTC3541 2 2.7 5.5 0.5 0.95 Buck, LDO yes 3x3 DFN-10 yes LDO, Sequencing, 100% Duty Cycle 0.8 5 0.8V to 5V (swreg), 0.4V to 4.1V (ldo) 2250 0.285 0.1 no no 1 Constant Frequency Current Mode E 500mA Buck + 300mA VLDO, LTC3541 Buck Powers Up First 2.5 Buck LDO - 0.4 4.1 0.3 LTspice File DC970A-A no no 2007-02-13 $1.89 (LTC3541EDD) Buck Regulator Plus LDO,Internal Power Switch Buck,Multitopology DC/DC 9mm² (3x3 DFN-10) 0.75mm (3x3 DFN-10) Matte Tin no no
LTC3538 1 2.4 5.5 0.8 Buck-Boost yes 2x3 DFN-8 yes Output Disconnect, Burst Mode 1 5.5 1000 0.035 1.5 no no Constant Frequency Current Mode E 800mA Synchronous Buck-Boost DC/DC Converter - - LTspice Model DC1095A no no 2007-06-07 $2.55 (LTC3538EDCB) Internal Power Switch Buck-Boost 6mm² (2x3 DFN-8) 0.75mm (2x3 DFN-8) Matte Tin no no
LTC3539 1 0.5 5 2.6 Boost yes 2x3 DFN-8 yes Output Disconnect, Burst Mode 1.5 5.25 6 1MHz or 2MHz 2000 0.01 0.01 no no Constant Frequency Current Mode E 2A, 1MHz/2MHz Synchronous Step-Up DC/DC Converters 0.7 - - LTspice File DC1260A-A,DC1260A-B yes no 2008-04-29 $2.50 (LTC3539EDCB-2) Internal Power Switch Boost,Micropower Boost 6mm² (2x3 DFN-8) 0.75mm (2x3 DFN-8) Matte Tin no no
LTC3408 1 2.5 5 0.6 1 Buck yes 3x3 DFN-8 yes 100% Duty Cycle 0.3 5 Vin 1500 1.5 0.1 no no 1 Constant Frequency Current Mode E Bypass Transistor 2.1 - - LTspice Model DC645A no no 2003-10-07 $1.90 (LTC3408EDD) Internal Power Switch Buck 9mm² (3x3 DFN-8) 0.75mm (3x3 DFN-8) Lead,Matte Tin no no
LTC3407-4 2 2.5 5.5 0.8 1.2 Buck yes 3x3 DFN-10,MS-10E yes Burst Mode, Power On Reset, External Synchronization, 100% Duty Cycle 0.6 5.5 Vin 2.25MHz 2250 0.04 0.1 no no 1 Constant Frequency Current Mode E Dual 800mA Buck, 2.25MHz LTC3407-4 has Reduced POR Time 2 Buck Buck - 0.6 1.2 0.8 LTspice Model,LTpowerCAD Model - no no 2003-06-18 $2.95 (LTC3407EDD-4) Internal Power Switch Buck,Micropower Buck Regulators,Multiple Output Buck 9mm² (3x3 DFN-10),14.7mm² (MS-10E) 0.75mm (3x3 DFN-10),1.1mm (MS-10E) Lead,Matte Tin no no
LTC1753 1 4.7 12 20 20 Buck no SSOP-20,SW-20 yes VID 1.3 3.5 0.8 130 no no 2 - C 5-Bit VID - - LTspice Model DC162B-B no no 1998-10-12 $2.80 (LTC1753CSW) Digitally Programmable Regulators 61.5mm² (SSOP-20),138.3mm² (SW-20) 2mm (SSOP-20),2.64mm (SW-20) Lead,Matte Tin no no
LTC1771 1 2.8 20 5 5 Buck no MS-8,SO-8 no Burst Mode, 100% Duty Cycle 1.23 18 18V 0.01 2 no Rsense no 1 Constant Off-Time Current Mode E,I Burst Mode 2 - - LTspice Model - no no 2000-02-28 $2.65 (LTC1771ES8) External Power Switch Buck Controllers,Micropower Buck Regulators 14.7mm² (MS-8),31mm² (SO-8) 1.1mm (MS-8),1.75mm (SO-8) Lead,Matte Tin no no
LTC1773 1 2.65 8.5 6 6 Buck no MS-10 yes Burst Mode, External Synchronization, 100% Duty Cycle 0.8 8.5 Vin Up to 750kHz 550 0.4 10 no Rsense no 1 Constant Frequency Current Mode E 100% Duty Cycle 1.5 - - LTspice Model DC309A,DC431A no no 2000-11-14 $2.50 (LTC1773EMS) External Power Switch Buck Controllers 14.7mm² (MS-10) 1.1mm (MS-10) Lead,Matte Tin no no
LTC1709-9 1 4 36 40 40 Buck no SSOP-36 yes VID, PolyPhase 1.1 1.85 300 0.47 20 no yes 2 - E VRM 9.0 - - LTspice Model DC292B-C,DC311A no no 2000-04-11 $4.75 (LTC1709EG-9) Digitally Programmable Regulators 163.9mm² (SSOP-36) 2.64mm (SSOP-36) Lead,Matte Tin no no
LTC1709-85 1 4 36 40 40 Buck no SSOP-36 yes VID, PolyPhase 1.05 1.825 300 0.47 20 no yes 2 - E VRM 8.5 - - LTspice Model DC292B-D no no 2000-04-11 $4.75 (LTC1709EG-85) Digitally Programmable Regulators 163.9mm² (SSOP-36) 2.64mm (SSOP-36) Lead,Matte Tin no no
LTC1709 1 4 36 40 40 Buck no SSOP-36 yes VID, PolyPhase 1.3 3.5 300 0.47 20 no yes 2 - E VRM 8.4 - - LTspice Model - no no 2000-04-11 $4.75 (LTC1709EG) Digitally Programmable Regulators 163.9mm² (SSOP-36) 2.64mm (SSOP-36) Lead,Matte Tin no no
LTC1709-7 1 4 36 40 40 Buck no SSOP-36 yes VID, PolyPhase 0.925 2 300 0.47 20 no yes 2 - E Mobile VRM - - LTspice Model DC292B-A no no 2000-04-11 $4.75 (LTC1709EG-7) Digitally Programmable Regulators 163.9mm² (SSOP-36) 2.64mm (SSOP-36) Lead,Matte Tin no no
LTC1709-8 1 4 36 40 40 Buck no SSOP-36 yes VID, PolyPhase 1.1 1.85 300 0.47 20 no yes 2 - E VRM 8.4 - - LTspice Model DC292A,DC292B-B no no 2000-04-11 $4.75 (LTC1709EG-8) Digitally Programmable Regulators 163.9mm² (SSOP-36) 2.64mm (SSOP-36) Lead,Matte Tin no no
LTC1775 1 3.7 36 20 20 Buck no SO-16,SSOP-16 yes Burst Mode, No Rsense, External Synchronization 1.19 36 Vin 150kHz to 225kHz 150 0.5 15 no None no 1 Constant Frequency Current Mode C,I No Rsense 1 - - LTspice Model DC337A no no 1999-09-29 $4.65 (LTC1775CS) External Power Switch Buck Controllers 30.9mm² (SSOP-16),62mm² (SO-16) 1.75mm (SO-16),1.75mm (SSOP-16) Lead,Matte Tin no no
LTC1779 1 2.5 9.8 0.25 0.5 Buck yes SOT-23 no Burst Mode, 100% Duty Cycle 0.8 9.8 Vin 550 0.135 8 no no 1 Constant Frequency Current Mode E 100% Duty Cycle 2.5 - - LTspice Model DC419A no no 2000-12-11 $1.96 (LTC1779ES6) Internal Power Switch Buck 8.1mm² (SOT-23) 1mm (SOT-23) Lead,Matte Tin no no
LTC1875 1 2.65 6 1.5 2.15 Buck yes SSOP-16 yes Burst Mode, External Synchronization, Power Good, 100% Duty Cycle 0.8 6 Vin 350kHz - 750kHz 550 0.015 0.01 no no 1 Constant Frequency Current Mode E 100% Duty Cycle, Integrated PLL - - LTspice Model DC432B no no 2001-12-03 $3.50 (LTC1875EGN) Internal Power Switch Buck,Micropower Buck Regulators 30.9mm² (SSOP-16) 1.75mm (SSOP-16) Lead,Matte Tin no no
LTC1876 3 3.5 36 25 25 Buck, Boost no SSOP-36 yes PolyPhase 0.8 7 7 34 1200 0.35 20 no Rsense yes 2 Constant Frequency Current Mode E Dual Synchronous Buck And One Boost Controller 1 Buck Boost Buck .8 34 25 1 25 - DC324A,DC386A no no 2000-10-30 $5.95 (LTC1876EG) External Power Switch Buck Controllers,Multiple Output Buck,Multitopology DC/DC 163.9mm² (SSOP-36) 2.64mm (SSOP-36) Lead,Matte Tin no no
LTC1877 1 2.65 10 0.6 1 Buck yes MS-8 yes Burst Mode, External Synchronization, 100% Duty Cycle 0.8 10 Vin 400kHz - 700kHz 550 0.01 0.01 no no 1 Constant Frequency Current Mode E,I 100% Duty Cycle 2 - - LTspice Model DC290A-A no no 2000-05-03 $2.90 (LTC1877EMS8) Internal Power Switch Buck,Micropower Buck Regulators 14.7mm² (MS-8) 1.1mm (MS-8) Lead,Matte Tin no no
LTC1874 2 2.5 9.8 20 20 Buck no SSOP-16 no 100% Duty Cycle, Burst Mode 0.8 9.8 Vin 550 0.27 8 no Rsense no 1 Constant Frequency Current Mode E Dual Constant Frequency Current Mode Step-Down 2.5 Buck Buck - .8 20 20 LTspice Model - no no 2000-07-28 $3.30 (LTC1874EGN) External Power Switch Buck Controllers,Multiple Output Buck 30.9mm² (SSOP-16) 1.75mm (SSOP-16) Lead,Matte Tin no no
LTC1873 2 2.7 7 25 25 Buck no SSOP-28 yes PolyPhase, VID 1.3 3.5 550 2.2 30 no yes 2 - E 5-Bit VID Buck Buck - LTspice Model - no no 1999-11-01 $5.20 (LTC1873EG) Digitally Programmable Regulators 86.1mm² (SSOP-28) 2mm (SSOP-28) Lead,Matte Tin no no
LTC1871X 1 2.5 36 20 Boost, Sepic, Inverting, Flyback no MS-10 no No Rsense, Resistor Set Frequency, External Synchronization, Burst Mode 1.23 72 3, 5, 12 and higher 65kHz to 900kHz 65kHz to 900kHz 900 0.25 10 no None no 1 Constant Frequency Current Mode X Wide Input Range, Boost, Flyback and SEPIC Controller, 175C Max Junction Temp 2 2.5 Boost, Sepic, Inverting, Flyback LTspice Model - no yes 2017-01-31 $125.00 (LTC1871XMS) Extended Temperature (H & MP) Switching Regulators 14.7mm² (MS-10) 1.1mm (MS-10) Matte Tin no no
LTC1872 1 2.5 9.8 10 Boost, Flyback, Sepic no SOT-23 no Burst Mode 0.8 36 3, 5, 12 and higher 36 550 0.27 8 no Rsense no 1 Constant Frequency Current Mode E Constant Frequency Boost in SOT-23, Burst Mode 2.5 - - LTspice Model DC328A no no 2000-08-16 $1.85 (LTC1872ES6) External Power Switch Boost,SEPIC Regulators 8.1mm² (SOT-23) 1mm (SOT-23) Lead,Matte Tin no no
LTC1872B 1 2.5 9.8 20 Boost, Flyback, Sepic no SOT-23 no - 0.8 36 3, 5, 12 and higher 36 550 0.27 8 no Rsense no 1 Constant Frequency Current Mode E Constant Frequency Boost in SOT-23, LTC1872B Disables Burst Mode 2.5 - - LTspice Model - no no 2000-08-16 $1.85 (LTC1872BES6) External Power Switch Boost,SEPIC Regulators 8.1mm² (SOT-23) 1mm (SOT-23) Lead,Matte Tin no no
LTC1708-PG 2 4 36 25 25 Buck no SSOP-36 yes VID, Active Voltage Positioning, PolyPhase, Burst Mode 0.9 2 150kHz - 300kHz 300 0.85 20 no yes 2 - E 5-Bit VID Buck Buck - - DC302A no no 2000-03-23 $4.60 (LTC1708EG-PG) Digitally Programmable Regulators 163.9mm² (SSOP-36) 2.64mm (SSOP-36) Lead,Matte Tin no no
LTC1707 1 2.9 8.5 0.6 0.915 Buck yes SO-8 yes External Synchronization 0.8 8.5 Vin 385kHz - 550kHz 350 0.2 11 no no 1 Constant Frequency Current Mode C,I Synchronous, 100% Duty Cycle, 96% Efficiency 2.5 Buck - - LTspice Model DC257A no no 2000-02-07 $2.05 (LTC1707CS8) Internal Power Switch Buck 31mm² (SO-8) 1.75mm (SO-8) Lead,Matte Tin no no
LT8714 1 4.5 80 5 20 4 Quadrant Bipolar Output no TSSOP-20 yes Four Quadrant Operation, Power Good, Resistor Set Frequency, External Synchronization -20 20 80 100kHz - 750kHz 100kHz - 750kHz 750 4 1 no Rsense no 1 Constant Frequency Current Mode E,I Bipolar Output Synchronous Controller with Seamless Four Quadrant Operation 1.5 4 Quadrant Bipolar Output LTspice File DC2240A yes yes 2015-11-17 $3.65 (LT8714EFE) Inverting Regulators 42.2mm² (TSSOP-20) 1.2mm (TSSOP-20) Matte Tin no no
LTC1174 1 4 13.5 0.432 0.6 Buck, Inverting yes N-8,SO-8 no Fixed Output 1.25 13 0.70Vin 13.5 200 0.13 1 no no 1 Constant Off-Time Current Mode C,I Fixed Outputs of 3.3V, 5V Available 4 - - LTspice Model DC059A-A,DC059A-B,DC059A-C no no 1993-11-10 $3.50 (LTC1174CN8-3.3) Internal Power Switch Buck,Inverting Regulators 31mm² (SO-8),65.7mm² (N-8) 1.75mm (SO-8),3.3mm (N-8) Lead,Matte Tin no no
LTC1174HV 1 4 18.5 0.432 0.6 Buck, Inverting yes N-8,SO-8 no Fixed Output 1.25 18 0.70Vin 18.5 200 0.13 1 no no 1 Constant Off-Time Current Mode C,I Fixed Outputs of 3.3V, 5V Available 4 - - LTspice Model DC059A-A,DC059A-B,DC059A-C no no 1993-11-10 $4.00 (LTC1174HVCN8-3.3) Internal Power Switch Buck,Inverting Regulators 31mm² (SO-8),65.7mm² (N-8) 1.75mm (SO-8),3.3mm (N-8) Lead,Matte Tin no no
LT8710 1 4.5 80 25 Sepic, Boost, Inverting no TSSOP-20 yes Resistor Set Frequency, External Synchronization, Input Voltage Regulation, Output Current Regulation, Output Current Monitor, Power Good 1.213 80 Limited by external components 80 Up to 750kHz Up to 750kHz 750 4 0 no Rsense no 1 Constant Frequency Current Mode E,I Synchronous SEPIC/Inverting/Boost Controller with Output Current Control - - LTspice File DC2067A no no 2014-01-15 $3.41 (LT8710EFE) External Power Switch Boost,Inverting Regulators,SEPIC Regulators 42.2mm² (TSSOP-20) 1.2mm (TSSOP-20) Matte Tin no no
LT8709 1 -80 -4.5 25 25 Buck, Boost, Sepic, Inverting no TSSOP-20 yes Output Current Monitor, Output Current Regulation, Power Good, Resistor Set Frequency, External Synchronization 1.234 80 80V 80 Up to 750kHz Up to 750kHz 750 4 0 no Rsense no 1 Constant Frequency Current Mode E,I Negative Input Synchronous Multi-Topology DC/DC Controller Buck, Boost, Sepic, Inverting LTspice File DC2148A yes no 2014-12-31 $3.65 (LT8709EFE) External Power Switch Boost,External Power Switch Buck Controllers,Inverting Regulators,SEPIC Regulators 42.2mm² (TSSOP-20) 1.2mm (TSSOP-20) Matte Tin no no
LT8641 1 3 65 3.5 5.8 Buck yes 3x4 QFN-18 yes Silent Switcher Architecture, Spread Spectrum, Burst Mode, Resistor Set Frequency, External Synchronization, Power Good 0.81 64 200kHz to 3MHz 200kHz to 3MHz 3000 0.0025 0.75 no no Constant Frequency Current Mode E,I 65V, 3.5A Synchronous Step-Down Silent Switcher with 2.5μA Iq 1.48 Buck LTspice File,LTpowerCAD File DC2373A no yes 2016-02-10 $4.35 (LT8641EUDC) High Input Voltage Buck,Internal Power Switch Buck,Micropower Buck Regulators,Ultralow Noise Regulators 12mm² (3x4 QFN-18) 0.75mm (3x4 QFN-18) Matte Tin no no
LT8697 1 5 42 2.5 4.5 Buck yes 3x5 QFN-24 yes Cable Drop Compensation, Programmable Output Current Limit, Output Current Monitor, Tracking, Resistor Set Frequency, External Synchronization 5 5.25 5.25V 300kHz - 2.2MHz 300kHz - 2.2MHz 2200 9 1 no no 1 Constant Frequency Current Mode E,I,H USB 5V 2.5A Output, Cable Drop Compensation 1.3 - - LTspice File DC1973A yes no 2013-07-09 $3.55 (LT8697EUDD) Cable Drop Compensation,Extended Temperature (H & MP) Switching Regulators,High Input Voltage Buck,Internal Power Switch Buck 15mm² (3x5 QFN-24) 0.75mm (3x5 QFN-24) Matte Tin no no
LT8705A 1 2.8 80 10 Buck-Boost, Buck no 5x7 QFN-38,TSSOP-38 yes Burst Mode, Resistor Set Frequency, External Synchronization, Input Current Regulation, Output Current Regulation, Input Current Monitor, Output Current Monitor, PolyPhase 1.3 80 80V 100kHz - 400kHz 100kHz - 400kHz 400 2.65 1 no Rsense Constant Frequency Current Mode E,I,H,MP 80V VIN and VOUT Synchronous 4-Switch Buck- Boost DC/DC Controller LTspice Model,LTpowerCAD Model - no yes 2016-10-28 $5.95 (LT8705AEFE) Extended Temperature (H & MP) Switching Regulators,External Power Switch Buck-Boost 35mm² (5x7 QFN-38),62.7mm² (TSSOP-38) 0.75mm (5x7 QFN-38),1.2mm (TSSOP-38) Matte Tin no no
LTC1265 1 4 13 0.96 1.2 Buck, Inverting yes SO-14 no Burst Mode 1.25 13 Vin 13 700 1.8 15 no no 1 Constant Off-Time Current Mode C,I Fixed Outputs of 3.3V, 5V Available 4 - - LTspice Model DC074A-A,DC074A-B,DC074A-C no no 1995-04-14 $3.75 (LTC1265CS-5) Internal Power Switch Buck 54.1mm² (SO-14) 1.75mm (SO-14) Lead,Matte Tin no no
LTC1622 1 2 9.8 5 5 Buck no MS-8,SO-8 no 100% Duty Cycle 0.8 9.8 Vin 550 0.27 4 no Rsense no 1 Constant Frequency Current Mode C,I Low Vin Step Down Controller 1.9 - - LTspice Model DC232A no no 1999-01-15 $1.85 (LTC1622CS8) External Power Switch Buck Controllers 14.7mm² (MS-8),31mm² (SO-8) 1.1mm (MS-8),1.75mm (SO-8) Lead,Matte Tin no no
LTC1701B 1 2.5 5 0.72 1.1 Buck yes SOT-23 no Burst Mode, 100% Duty Cycle 1.25 5 Vin 1000 0.185 0.25 no no 1 Constant Off-Time Current Mode E Synchronous, 100% Duty Cycle, LT1701B Has No Burst Mode 2.4 - - LTspice Model DC289A,DC376A no no 2000-01-05 $2.00 (LTC1701BES5) Internal Power Switch Buck 8.1mm² (SOT-23) 1mm (SOT-23) Lead,Matte Tin no no
LTC1704 2 3.15 5.5 20 20 Buck, LDO no SSOP-16 yes LDO 0.8 6 6V 550 4.5 75 no Rsense no 1 Constant Frequency Current Mode E Synchronous Step-Down Controller, LDO Controller 1.5 Buck LDO - 0.8 2 - DC357A-A,DC357A-B no no 2002-04-01 $4.10 (LTC1704BEGN) Buck Regulator Plus LDO,External Power Switch Buck Controllers 30.9mm² (SSOP-16) 1.75mm (SSOP-16) Lead,Matte Tin no no
LTC1705 3 3.15 5.5 20 20 Buck no SSOP-28 yes VID, PolyPhase 0.8 2 2V (Core & I/O), 2.5V (Clock) 550 4.5 40 no yes 2 - E 5-Bit VID and 150mA LDO Buck Buck LDO 0.8 2 2.5 2.5 20 20 0.15 - DC295B no no 2001-03-27 $5.35 (LTC1705EGN) Digitally Programmable Regulators 61.9mm² (SSOP-28) 1.75mm (SSOP-28) Lead,Matte Tin no no
LTC1701 1 2.5 5 0.72 1.1 Buck yes SOT-23 no Burst Mode, 100% Duty Cycle 1.25 5 Vin 1000 0.135 0.25 no no 1 Constant Off-Time Current Mode E Synchronous, 100% Duty Cycle 2.4 - - LTspice Model DC289A,DC376A no no 2000-01-05 $2.00 (LTC1701ES5) Internal Power Switch Buck 8.1mm² (SOT-23) 1mm (SOT-23) Lead,Matte Tin no no
LTC1700 1 2.34 5 6 Boost no MS-10 yes Burst Mode, No Rsense, External Synchronization 6 6V 6 400kHz to 750kHz 550 0.536 10 no None no 1 Constant Frequency Current Mode E No RSENSE Synchronous Step-Up DC/DC Controller 0.9 - - LTspice Model DC349B no no 2000-12-22 $2.60 (LTC1700EMS) External Power Switch Boost 14.7mm² (MS-10) 1.1mm (MS-10) Lead,Matte Tin no no
LTC1627 1 2.65 8.5 0.64 0.8 Buck yes SO-8 yes Burst Mode, External Synchronization, 100% Duty Cycle 0.8 8.5 Vin Up to 525kHz 350 0.2 15 no no 1 Constant Frequency Current Mode C,I Synchronous, 100% Duty Cycle 1.5 - - LTspice Model DC195A no no 1998-08-31 $2.05 (LTC1627CS8) Internal Power Switch Buck 31mm² (SO-8) 1.75mm (SO-8) Lead,Matte Tin no no
LTC1697 1 2.8 5.5 1.6 CCFL yes MS-10 no - 0.9 1 no no - E High Efficiency Low Power 1W CCFL Switching Regulator CCFL - - 32 LTspice Model DC510A no no 2004-02-27 $1.95 (LTC1697EMS) LCD/CCD/OLED Bias 14.7mm² (MS-10) 1.1mm (MS-10) Lead,Matte Tin no no
LTC1878 1 2.65 6 0.6 1 Buck yes MS-8 yes Burst Mode, External Synchronization, 100% Duty Cycle 0.8 6 Vin 400kHz - 700kHz 550 0.01 0.01 no no 1 Constant Frequency Current Mode E 100% Duty Cycle 2 - - LTspice Model DC290A-B,DC348A no no 2000-05-18 $2.60 (LTC1878EMS8) Internal Power Switch Buck,Micropower Buck Regulators 14.7mm² (MS-8) 1.1mm (MS-8) Lead,Matte Tin no no
LTC1879 1 2.65 10 1.2 2.2 Buck yes SSOP-16 yes Burst Mode, External Synchronization, 100% Duty Cycle 0.8 10 Vin 350kHz - 750kHz 550 0.015 1 no no 1 Constant Frequency Current Mode E 100% Duty Cycle, Integrated PLL 5 - - LTspice Model DC432A no no 2002-01-23 $3.60 (LTC1879EGN) Internal Power Switch Buck,Micropower Buck Regulators 30.9mm² (SSOP-16) 1.75mm (SSOP-16) Lead,Matte Tin no no
LTC3402 1 0.5 5 2.5 Boost yes MS-10 yes Burst Mode, Resistor Set Frequency, External Synchronization, Power Good 2.6 5 6 100kHz - 3MHz 100kHz - 3MHz 3000 0.038 0.1 no no Constant Frequency Current Mode E 2A, 3MHz Micropower Synchronous Boost, Vout 2.6V to 5.5V 0.85 - - LTspice Model DC409A no no 2000-09-28 $3.50 (LTC3402EMS) Internal Power Switch Boost,Micropower Boost 14.7mm² (MS-10) 1.1mm (MS-10) Lead,Matte Tin no no
LTC3403 1 2.5 5 0.6 1 Buck yes 3x3 DFN-8 yes Burst Mode 0.3 5 Vin 1500 0.02 0.1 no no 1 Constant Frequency Current Mode E Synchronous, Integrated ByPass MOSFET 2.1 - - LTspice Model,LTpowerCAD Model DC560A no no 2003-02-10 $2.10 (LTC3403EDD) Internal Power Switch Buck,Micropower Buck Regulators 9mm² (3x3 DFN-8) 0.75mm (3x3 DFN-8) Lead,Matte Tin no no
LTC3405A 1 2.65 5.5 0.3 0.5 Buck yes SOT-23 yes Burst Mode, Fixed Output, 100% Duty Cycle 0.8 6 Vin 1500 0.02 0.1 no no 1 Constant Frequency Current Mode E LTC3405A Version Uses All Ceramic Caps 2 - - LTspice Model,LTpowerCAD File DC480A-E,DC480A-F no no 2001-09-25 $1.67 (LTC3405AES6) Internal Power Switch Buck,Micropower Buck Regulators 8.1mm² (SOT-23) 1mm (SOT-23) Lead,Matte Tin no no
LTC3401 1 0.5 5 1.6 Boost yes MS-10 yes Burst Mode, Resistor Set Frequency, External Synchronization, Power Good 2.6 5.5 6 Up to 3MHz Up to 3MHz 3000 0.038 0.1 no no Constant Frequency Current Mode E 1A, 3MHz Micropower Synchronous Boost, Vout 2.6V to 5.5V 0.85 - - LTspice Model DC308A no no 2000-08-11 $2.60 (LTC3401EMS) Internal Power Switch Boost,Micropower Boost 14.7mm² (MS-10) 1.1mm (MS-10) Lead,Matte Tin no no
LTC3400B 1 0.5 5 0.85 Boost yes SOT-23 yes - 1.25 5 6 1200 0.3 0.01 no no Constant Frequency Current Mode E LTC3400B Disables Burst Mode 0.85 - - LTspice Model DC398A-B no no 2001-06-28 $2.01 (LTC3400BES6) Internal Power Switch Boost 8.1mm² (SOT-23) 1mm (SOT-23) Lead,Matte Tin no no
LTC3374A 8 2.25 5.5 1 1.8 Buck yes 5x7 QFN-38,TSSOP-38 yes Burst Mode, 100% Duty Cycle, Resistor Set Frequency, External Synchronization, Temperature Monitor 0.8 5.5 Vout 1MHz - 3MHz 1MHz - 3MHz 2000 0.045 1 no yes Constant Frequency Current Mode E,I,H 8-Channel Parallelable 1A Buck DC/DCs, /A offers improved efficiency, accuracy and OV pin 2 Buck Buck Buck Buck 0.8 5.5 0.8 5.5 1.8 1.8 1 1 LTspice Model DC2440A no yes 2016-07-27 $4.65 (LTC3374AEUHF) Extended Temperature (H & MP) Switching Regulators,Internal Power Switch Buck,Micropower Buck Regulators,Multiple Output Buck 35mm² (5x7 QFN-38),62.7mm² (TSSOP-38) 0.75mm (5x7 QFN-38),1.2mm (TSSOP-38) Matte Tin no no
LTC3400 1 0.5 5 0.85 Boost yes SOT-23 yes Burst Mode 1.23 5 6 1200 0.019 0.01 no no Constant Frequency Current Mode E 600mA, 1.2MHz Micropower Synchronous Boost 0.85 - - LTspice Model DC398A-A no no 2001-06-28 $2.01 (LTC3400ES6) Internal Power Switch Boost,Micropower Boost 8.1mm² (SOT-23) 1mm (SOT-23) Lead,Matte Tin no no
LTC3400-1 1 0.5 5 0.85 Boost yes SOT-23 yes Burst Mode 2.5 5 6 1200 0.019 0.01 no no Constant Frequency Current Mode E LTC3400-1 Connects VOUT Directly to VIN When In Shutdown 0.85 - - LTspice Model - no no 2001-06-28 $2.01 (LTC3400ES6-1) Internal Power Switch Boost,Micropower Boost 8.1mm² (SOT-23) 1mm (SOT-23) Lead,Matte Tin no no
LTC3405A-1.375 1 2.5 5.5 0.3 0.5 Buck yes SOT-23 yes Burst Mode, Fixed Output, 100% Duty Cycle 1.375 1.375 1.375V 1500 0.02 0.1 no no 1 Constant Frequency Current Mode E Fixed 1.375V Output, All Ceramic Caps 3 - - LTspice Model,LTpowerCAD Model - no no 2001-09-25 $1.67 (LTC3405AES6-1.375) Internal Power Switch Buck,Micropower Buck Regulators 8.1mm² (SOT-23) 1mm (SOT-23) Lead,Matte Tin no no
LTC3405A-1.5 1 2.65 5.5 0.3 0.5 Buck yes SOT-23 yes Burst Mode, Fixed Output, 100% Duty Cycle 1.5 1.5 1.5V 1500 0.02 0.1 no no 1 Constant Frequency Current Mode E Fixed 1.5V Output, All Ceramic Caps 3 - - LTspice Model,LTpowerCAD File DC480A-A,DC480A-B no no 2001-09-25 $1.67 (LTC3405AES6-1.5) Internal Power Switch Buck,Micropower Buck Regulators 8.1mm² (SOT-23) 1mm (SOT-23) Lead,Matte Tin no no
LTC3406AB-2 1 2.5 5.5 0.6 1 Buck yes SOT-23 yes 100% Duty Cycle 0.6 5 Vin 2250 0.2 0.1 no no 1 Constant Frequency Current Mode E 2.25MHz, Disables Burst Mode 2 - - LTspice Model,LTpowerCAD Model - no no 2002-05-23 $1.83 (LTC3406ABES5-2) Internal Power Switch Buck 8.1mm² (SOT-23) 1mm (SOT-23) Matte Tin no no
LTC3406B-1.2 1 2.5 5.5 0.6 1 Buck yes SOT-23 yes Fixed Output, 100% Duty Cycle 1.2 1.2 1.2V 1500 0.3 0.1 no no 1 Constant Frequency Current Mode E 1.5MHz, Disables Burst Mode 3 - - LTspice Model,LTpowerCAD Model - no no 2002-05-23 $2.01 (LTC3406BES5-1.2) Internal Power Switch Buck 8.1mm² (SOT-23) 1mm (SOT-23) Lead,Matte Tin no no
LTC3407-3 2 3.3 5.5 0.8 1.2 Buck yes 3x3 DFN-10 yes Burst Mode, External Synchronization, Power On Reset, Fixed Output, 100% Duty Cycle 1.8 3.3 3.3V and 1.8V 2.25MHz 2250 0.04 0.1 no no 1 Constant Frequency Current Mode E Dual 800mA Buck, 2.25MHz, LTC3407-3 Offers Fixed 1.8V and 3.3V 2 Buck Buck - 3.3 1.2 0.8 LTspice Model,LTpowerCAD Model - no no 2003-06-18 $2.95 (LTC3407EDD-3) Internal Power Switch Buck,Micropower Buck Regulators,Multiple Output Buck 9mm² (3x3 DFN-10) 0.75mm (3x3 DFN-10) Lead,Matte Tin no no
LTC3406AB 1 2.5 5.5 0.6 1 Buck yes SOT-23 yes 100% Duty Cycle 0.6 5.5 Vin 1500 0.2 0.1 no no 1 Constant Frequency Current Mode E 1.5MHz, LTC3406AB Has Soft Start, Disables Burst Mode 2 - - LTspice Model,LTpowerCAD Model - no no 2002-05-23 $1.83 (LTC3406ABES5) Internal Power Switch Buck 8.1mm² (SOT-23) 1mm (SOT-23) Matte Tin no no
LTC3406-1.8 1 2.5 5.5 0.6 1 Buck yes SOT-23 yes Burst Mode, Fixed Output, 100% Duty Cycle 1.8 1.8 1.8V 1500 0.02 0.1 no no 1 Constant Frequency Current Mode E 1.5MHz, Burst Mode, LTC3406-1.8 Fixed 1.8V Output 3 - - LTspice Model,LTpowerCAD File DC500A-C no no 2002-05-23 $2.01 (LTC3406ES5-1.8) Internal Power Switch Buck,Micropower Buck Regulators 8.1mm² (SOT-23) 1mm (SOT-23) Lead,Matte Tin no no
LTC3405A-1.8 1 2.65 5.5 0.3 0.5 Buck yes SOT-23 yes Burst Mode, Fixed Output, 100% Duty Cycle 1.8 1.8 1.8V 1500 0.02 0.1 no no 1 Constant Frequency Current Mode E Fixed 1.8V Output, All Ceramic Caps 3 - - LTspice Model,LTpowerCAD File DC480A-C,DC480A-D no no 2001-09-25 $1.67 (LTC3405AES6-1.8) Internal Power Switch Buck,Micropower Buck Regulators 8.1mm² (SOT-23) 1mm (SOT-23) Lead,Matte Tin no no
LTC3406-1.2 1 2.5 5.5 0.6 1 Buck yes SOT-23 yes Burst Mode, Fixed Output, 100% Duty Cycle 1.2 1.2 1.2V 1500 0.02 0.1 no no 1 Constant Frequency Current Mode E 1.5MHz, Burst Mode, LTC3406-1.2 Fixed 1.2V Output 3 - - LTspice Model,LTpowerCAD Model - no no 2002-05-23 $2.01 (LTC3406ES5-1.2) Internal Power Switch Buck,Micropower Buck Regulators 8.1mm² (SOT-23) 1mm (SOT-23) Lead,Matte Tin no no
LTC3406-1.5 1 2.5 5.5 0.6 1 Buck yes SOT-23 yes Burst Mode, Fixed Output, 100% Duty Cycle 1.5 1.5 1.5V 1500 0.02 0.1 no no 1 Constant Frequency Current Mode E 1.5MHz, Burst Mode, LTC3406-1.5 Fixed 1.5V Output 3 - - LTspice File,LTpowerCAD File DC500A-B no no 2002-05-23 $2.01 (LTC3406ES5-1.5) Internal Power Switch Buck,Micropower Buck Regulators 8.1mm² (SOT-23) 1mm (SOT-23) Lead,Matte Tin no no
LTC3371 4 2.7 5.5 2 4.6 Buck yes 5x7 QFN-38,TSSOP-38 yes Burst Mode, Resistor Set Frequency, External Synchronization, Temperature Monitor, Watchdog Timer 0.8 5.45 0.99Vin 1MHz - 3MHz 1MHz - 3MHz 2000 0.05 15 no no Constant Frequency Current Mode E,I,H 4-Channel 8A Configurable Buck DC/DCs with Watchdog and Power-On Reset 2.5 Buck Buck Buck Buck 0.8 5.45 0.8 5.45 4.6 4.6 2 2 - DC2182A no no 2014-12-02 $4.15 (LTC3371EUHF) Extended Temperature (H & MP) Switching Regulators,Internal Power Switch Buck,Multiple Output Buck 35mm² (5x7 QFN-38),62.7mm² (TSSOP-38) 0.75mm (5x7 QFN-38),1.2mm (TSSOP-38) Matte Tin no no
LTC3370 4 2.25 5.5 2 4.6 Buck yes 5x5 QFN-32 yes Burst Mode, Resistor Set Frequency, External Synchronization, Temperature Monitor 0.8 5.45 5.5 1MHz - 3MHz 1MHz - 3MHz 3000 0.045 2.5 no no Constant Frequency Current Mode E,I,H 4-Channel 8A Configurable Buck DC/DCs with Watchdog and Power-On Reset 2.5 Buck Buck Buck Buck 0.8 5.45 0.8 5.45 4.6 4.6 2 2 - DC2311A yes no 2015-02-11 $3.80 (LTC3370EUH) Extended Temperature (H & MP) Switching Regulators,Internal Power Switch Buck,Multiple Output Buck 25mm² (5x5 QFN-32) 0.75mm (5x5 QFN-32) Matte Tin no no
LTC3108-1 3 0.02 0.5 0.3 Boost, LDO yes 4x3 DFN-12,SSOP-16 yes LDO, Power Good, PowerPath, Fixed Output 4.5 Selectable VOUT of 2.5V, 3V, 3.7V or 4.5V, LDO: 2.2V at 3mA 0.006 0.01 no no Self Resonant Step-Up E,I Ultralow Voltage Step-Up and Power Manager, Fixed Vout of 2.5V, 3V, 3.7V or 4.5V Boost LDO LDO LTspice File DC1582B-B no no 2010-04-26 $2.95 (LTC3108EDE-1) Energy Harvesting,Internal Power Switch Boost,Micropower Boost 12mm² (4x3 DFN-12),30.9mm² (SSOP-16) 0.75mm (4x3 DFN-12),1.75mm (SSOP-16) Matte Tin no no
LTC3111 1 2.5 15 1.4 Buck-Boost yes 4x3 DFN-14,MS-16E yes Burst Mode, External Synchronization 2.5 15 15V 600kHz - 1.5MHz 800 0.055 0 no no 1 - E,I,H,MP 15V, 1.5A Synchronous Buck-Boost DC/DC Converter - - LTspice File DC1999A no no 2013-12-09 $3.50 (LTC3111EDE) Extended Temperature (H & MP) Switching Regulators,Internal Power Switch Buck-Boost 12mm² (4x3 DFN-14),19.8mm² (MS-16E) 0.75mm (4x3 DFN-14),1.1mm (MS-16E) Matte Tin no no
LTC3114-1 1 2.2 40 1 Buck-Boost yes 5x3 DFN-16,TSSOP-16 yes Programmable Output Current Limit, Burst Mode, 2.7 40 40V 1200 0.05 3 no no 1 Constant Frequency Current Mode E,I,H,MP 40V, 1A Synchronous Buck-Boost with Programmable Output Current Buck-Boost LTspice File,LTpowerCAD File DC1821B yes no 2014-04-15 $3.95 (LTC3114EDHC-1) Extended Temperature (H & MP) Switching Regulators,Internal Power Switch Buck-Boost 15mm² (5x3 DFN-16),32.6mm² (TSSOP-16) 0.75mm (5x3 DFN-16),1.1mm (TSSOP-16) Matte Tin no no
LTC3108 3 0.02 0.5 0.3 Boost, LDO yes 4x3 DFN-12,SSOP-16 yes LDO, Power Good, PowerPath 5 5V 5 0.006 0.01 no no Self Resonant Step-Up E,I Ultralow Voltage Step-Up and Power Manager 0.02 Boost LDO LDO LTspice File DC2080A,DC1582B-A,DC2042A yes no 2009-11-30 $2.95 (LTC3108EDE) Energy Harvesting,Internal Power Switch Boost,Micropower Boost 12mm² (4x3 DFN-12),30.9mm² (SSOP-16) 0.75mm (4x3 DFN-12),1.75mm (SSOP-16) Matte Tin no no
LTC3106 1 0.85 5.1 0.3 Buck-Boost yes 3x4 QFN-20,TSSOP-20 Maximum Power Point Control, PowerPath, Battery Charger, Burst Mode, Power Good 1.8 5 0.0016 0.1 no no E,I 300mA Low Voltage Buck-Boost Converter with PowerPath and 1.6µA Quiescent Current 2 Buck-Boost - DC2255A,DC2509A no yes 2015-11-19 $2.94 (LTC3106EUDC) Energy Harvesting,Internal Power Switch Buck-Boost,Linear Battery Chargers,PMIC (DC/DC, PowerPath and Battery Charger) 12mm² (3x4 QFN-20),42.2mm² (TSSOP-20) 0.75mm (3x4 QFN-20),1.2mm (TSSOP-20) Matte Tin no no
LTC1909-8 1 4 36 25 25 Buck no SSOP-28 yes VID, Active Voltage Positioning, Resistor Set Frequency, Power Good 1.3 3.5 200 0.9 15 no no 2 - E No RSENSE with SMBus Programming - - - DC475A no no 2001-09-05 $5.05 (LTC1909-8EG) Digitally Programmable Regulators 86.1mm² (SSOP-28) 2mm (SSOP-28) Lead,Matte Tin no no
LTC1922-1 1 3.8 10.3 40 40 Full Bridge no N-20,SSOP-20 yes Adaptive Zero Voltage Switching 5 5 3V, 5V, 12V and higher 1000 7 no no - E,I Synchronous phase modulated full-bridge controller. adaptive DirectSense zero voltage switching - - LTspice Model - no no 2000-10-02 $5.50 (LTC1922EG-1) Flyback, Forward and Isolated Controllers 61.5mm² (SSOP-20),174.2mm² (N-20) 2mm (SSOP-20),3.3mm (N-20) Lead,Matte Tin no no
LTC3100 3 0.65 5 0.25 0.45 Buck, Boost, LDO yes 3x3 QFN-16 yes Burst Mode, Power Good, LDO, Output Disconnect, Sequencing 0.6 5.25 Vin 6 1500 0.015 0.01 no no 1 Constant Frequency Current Mode E 700mA Boost, 250mA Buck, 100mA LDO 1.5 Buck Boost LDO 0.6 5.25 0.6 2.5 0.85 0.1 LTspice File DC1326A no no 2008-05-08 $3.10 (LTC3100EUD) Buck Regulator Plus LDO,Internal Power Switch Buck,Micropower Buck Regulators,Multitopology DC/DC 9mm² (3x3 QFN-16) 0.75mm (3x3 QFN-16) Matte Tin no no
LTC3118 1 2.2 18 2 Buck-Boost yes 4x5 QFN-24,TSSOP-28 yes Dual Input, Ideal Diode, Prioritizer, Burst Mode, Power Good 2 18 18V 20 1200 0.05 2 no no 1 Constant Frequency Current Mode E,I,H,MP 18V, 2A Buck-Boost DC/DC Converter with Low-Loss Dual Input PowerPath 2 LTpowerCAD File DC2045A yes no 2015-02-17 $5.75 (LTC3118EUFD) Extended Temperature (H & MP) Switching Regulators,Internal Power Switch Buck-Boost,PowerPath Controllers & Ideal Diodes 20mm² (4x5 QFN-24),62.7mm² (TSSOP-28) 0.75mm (4x5 QFN-24),1.2mm (TSSOP-28) Matte Tin no no
LTC3119 1 0.25 18 5 8 Buck-Boost yes 4x5 QFN-28,TSSOP-28 yes Burst Mode, Resistor Set Frequency, External Synchronization, Power Good, Maximum Power Point Control 0.795 18 18V 400kHz to 2MHz Up to 2MHz 2000 0.031 3 no no E,I,H,MP 18V, 5A Synchronous Buck-Boost DC/DC Converter 2 2.5 - DC2129A no yes 2016-10-25 $7.15 (LTC3119EUFD) Energy Harvesting,Internal Power Switch Buck-Boost 20mm² (4x5 QFN-28),62.7mm² (TSSOP-28) 0.75mm (4x5 QFN-28),1.2mm (TSSOP-28) Matte Tin no no
LTC3127 1 1.8 5.5 1 Buck-Boost yes 3x3 DFN-10,MS-12E yes Programmable Input Current Limit, Burst Mode, Output Disconnect 1.8 5.25 5.25V 1350 0.035 0.1 no no Constant Frequency Current Mode E 1A Buck-Boost DC/DC Converter with Programmable Input Current Limit - - LTspice File DC1451A no no 2010-02-02 $2.95 (LTC3127EDD) Internal Power Switch Buck-Boost,Supercapacitor Chargers 9mm² (3x3 DFN-10),19.8mm² (MS-12E) 0.75mm (3x3 DFN-10),1.1mm (MS-12E) Matte Tin no no
LTC3130 1 2.4 25 0.6 Buck-Boost yes 3x4 QFN-20,MS-16E Burst Mode, Power Good, Maximum Power Point Control 1 25 25V 1200 0.0016 0.4 no no E,I 25V, 600mA Buck-Boost, /-1 Fixed Vout 2 Buck-Boost LTspice Model DC2355A,DC2397A yes yes 2016-08-09 $3.35 (LTC3130EMSE-1) Energy Harvesting,Internal Power Switch Buck-Boost 12mm² (3x4 QFN-20),19.8mm² (MS-16E) 0.75mm (3x4 QFN-20),1.1mm (MS-16E) Matte Tin no no
LTC3335 1 1.8 5.5 0.05 Buck-Boost yes 3x4 QFN-20 Integrated Coulomb Counter, Burst Mode, Power Good 1.8 5 5V 400 0.00068 0.440 no Integrated 250mA Rsense E,I Nanopower Buck-Boost DC/DC with Integrated Coulomb Counter 3.1 Buck-Boost Linduino File DC2343A yes yes 2015-06-08 $3.35 (LTC3335EUDC) Coulomb Counter (Battery Fuel Gauge),Internal Power Switch Buck-Boost 12mm² (3x4 QFN-20) 0.75mm (3x4 QFN-20) Matte Tin no no
LTC3126 1 2.4 42 2.5 3.9 Buck yes 4x5 QFN-28,TSSOP-28 yes Dual Input, Ideal Diode, Prioritizer, Burst Mode, Power Good 0.818 42 Vin 200kHz - 2.2MHz 200kHz - 2.2MHz 2200 0.0055 1 no no Constant Frequency Current Mode E,I,H 42V, 2.5A Synchronous Step-Down Regulator with No-Loss Input PowerPath 1.7 Buck - DC2215A yes yes 2016-09-12 $6.25 (LTC3126EUFD) Extended Temperature (H & MP) Switching Regulators,High Input Voltage Buck,Internal Power Switch Buck,PowerPath Controllers & Ideal Diodes 20mm² (4x5 QFN-28),62.7mm² (TSSOP-28) 0.75mm (4x5 QFN-28),1.2mm (TSSOP-28) Matte Tin no no
LTC3125 1 1.6 5.5 1 1.8 Boost yes 2x3 DFN-8 yes Programmable Input Current Limit, Burst Mode, Output Disconnect 2 5.25 5.25V 6 1600 0.015 0.01 no no Constant Frequency Current Mode E 1.2A Synchronous Step-Up DC/DC Converter with Input Current Limit 1.6 - - LTspice File DC1267A no no 2008-11-17 $2.25 (LTC3125EDCB) Internal Power Switch Boost,Supercapacitor Chargers 6mm² (2x3 DFN-8) 0.75mm (2x3 DFN-8) Matte Tin no no
LTC3121 1 0.5 5.5 1.8 Boost yes 4x3 DFN-12 yes Burst Mode, Output Disconnect, Resistor Set Frequency, External Synchronization 2.2 15 15V 18 Up to 3MHz Up to 3MHz 3000 0.025 0.01 no no Constant Frequency Current Mode E,I 15V, 1.5A Synchronous Step-Up DC/DC Converter with Output Disconnect 1.9 1.7 LTspice File,LTpowerCAD File DC2372A no yes 2015-08-10 $2.33 (LTC3121EDE) Internal Power Switch Boost,Micropower Boost 12mm² (4x3 DFN-12) 0.75mm (4x3 DFN-12) Matte Tin no no
LTC3124 1 0.5 5.5 7 Boost yes 5x3 DFN-16,TSSOP-16 yes Output Disconnect, Burst Mode, PolyPhase, Resistor Set Frequency, External Synchronization 2.5 15 15V 18 100kHz to 3MHz 100kHz to 3MHz 3000 0.025 0.2 no yes 2 Constant Frequency Current Mode E,I,H 15V, 5A 2-Phase Synchronous Boost, Output Disconnect 1.8 LTspice Model,LTpowerCAD File DC1859A no no 2014-07-07 $3.26 (LTC3124EDHC) Internal Power Switch Boost 15mm² (5x3 DFN-16),32.6mm² (TSSOP-16) 0.75mm (5x3 DFN-16),1.1mm (TSSOP-16) Matte Tin no no
LTC3633A-2 2 3.6 20 3 3.5 Buck yes 4x5 QFN-28,TSSOP-28 yes Anti-Phase Switching, Burst Mode, Resistor Set Frequency, External Synchronization, Tracking, Power Good 0.6 6 6V 500kHz - 4MHz 500kHz - 4MHz 4000 0.5 13 no no 2 Constant Frequency Controlled On-Time Current Mode E,I Dual 3A Buck, 3.6V to 20Vin, Vout Sense 0.6V to 6V, SVin Pin 1 Buck Buck - 0.6 3.5 3 LTspice File,LTpowerCAD File DC1896A no no 2012-09-28 $4.25 (LTC3633AEUFD-2) Internal Power Switch Buck,Multiple Output Buck 20mm² (4x5 QFN-28),62.7mm² (TSSOP-28) 0.75mm (4x5 QFN-28),1.2mm (TSSOP-28) Matte Tin no no