Extended Temperature (H & MP) Switching Regulators Try our new parametric tables

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Number of Outputs Vin Min Vin Max Topology Monolithic Synchronous Temp Range Packages Comments Features Frequency Frequency Adjust Range Frequency Sync Range Isupply Ishutdown Switch Current Output Current Vout Min Vout Max Vswitch Max Vout Maximum Over Voltage Protection Tracking Integrated Inductor Polyphase Sense Resistor Architecture H Grade Operating Range MP Grade Operating Range Max Junction Temp Design Tools Demo Boards Featured New Date Added Price 1k* Product Category Package Area Package Height Export Control Auto & Transport Terminal Finish
Units V V yes/no yes/no kHz mA µA A A V V V V yes/no yes/no yes/no Deg Deg Deg mm² mm yes/no
Selection
(hold Ctrl key to select multiple,
hold Shift key to select range)
LTC3766 1 8 75 Forward no yes E,I,H,MP 4x5 QFN-28,SSOP-28 High Efficiency, Secondary-Side Synchronous Forward Controller PolyPhase, Differential Remote Sense 275 0.9 450 25 yes no Constant Frequency Current Mode -40°C to 150°C -55°C to 150°C 150 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) no no Matte Tin
LT1952 1 15.75 25 Forward, Flyback no yes E,I,MP SSOP-16 Single Switch Synchronous Forward Controller, LT1952: 460μA; VIN On/Off = 14.25V/8.75V Resistor Set Frequency, External Synchronization 500 100kHz - 500kHz 100kHz - 500kHz 5.2 240 10 no no no - - -55°C to 125°C 125 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) no yes Lead,Matte Tin
LT1952-1 1 8.3 25 Forward, Flyback no yes E,I,MP SSOP-16 Single Switch Synchronous Forward Controller, LT1952-1: 400μA; VIN On/Off = 7.75V/6.5V Resistor Set Frequency, External Synchronization 500 100kHz - 500kHz 100kHz - 500kHz 5.2 240 10 no no no - - -55°C to 125°C 125 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) no yes Lead,Matte Tin
LTC3810-5 1 4.35 60 Buck no yes E,I,H 5x5 QFN-32 LTC3810-5 Vin 4.35V to 60V, 5.5V Driver Voltage, Tracking, External Synchronization Tracking, No Rsense, External Synchronization, Power Good, Resistor Set Frequency 250 100kHz - 1MHz 100kHz - 1MHz 3 240 10 10 0.8 60 Vin yes no no Rsense, None Constant On-Time Valley Current Mode -40°C to 150°C - 150 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) no no Matte Tin
LT3752 1 6.5 100 Forward no yes E,I,H,MP TSSOP-38 Active Clamp Synchronous Forward, Internal Housekeeping Controller, Up to 100Vin Internal Housekeeping DC/DC, Programmable Volt Second Clamp, Active Clamp, External Synchronization, Resistor Set Frequency 500 100kHz - 500kHz 100kHz - 500kHz 7.5 165 25 no no Constant Frequency Current Mode -40°C to 150°C -55°C to 150°C 150 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) no no Matte Tin
LT3752-1 1 10 400 Forward no yes E,I,H,MP TSSOP-38 Active Clamp Synchronous Forward, Internal Housekeeping Controller, Vin 400V+ Internal Housekeeping DC/DC, Programmable Volt Second Clamp, Active Clamp, External Synchronization, Resistor Set Frequency 500 100kHz - 500kHz 100kHz - 500kHz 7.5 165 25 no no Constant Frequency Current Mode -40°C to 150°C -55°C to 150°C 150 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) no no Matte Tin
LT3753 1 8.5 100 Forward no yes E,I,H,MP TSSOP-38 Active Clamp Synchronous Forward Controller Active Clamp, Programmable Volt Second Clamp, External Synchronization, Resistor Set Frequency 500 100kHz to 500kHz 100kHz to 500kHz 5.9 165 no no no -40°C to 150°C -55°C to 150°C 150 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) no no Matte Tin
LTC3871 1 1.2 100 Buck, Boost no yes E,I,H 7x7 LQFP-48 Bidirectional PolyPhase Synchronous Buck or Boost Controller Bidirectional, Output Current Monitor, External Synchronization, Resistor Set Frequency, PolyPhase 500 50kHz to 500kHz 60kHz to 460kHz 8 140 30 30 1.2 100 100 no no yes Rsense, DCR Constant Frequency Current Mode -40°C to 150°C - 150 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) no yes Matte Tin
LT8300 1 6 100 Flyback yes no E,I,H,MP SOT-23 100Vin Micropower No-Opto Isolated Flyback Converter with 150V/260mA Switch Burst Mode, No Opto Isolator, Boundary Mode Operation 0.330 70 0.26 150 150 150V no no - -40°C to 150°C -55°C to 150°C 150 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) no yes Matte Tin
LT3798 1 10 38 Flyback no no E,I,H,MP MS-16E Isolated No Opto-Coupler Flyback Controller with Active PFC No Opto Isolator, Active PFC 150 1.3 60 25 no no - -40°C to 150°C -55°C to 150°C 150 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) no yes Matte Tin
LT8312 1 10 38 Boost no no E,I,H,MP MS-16 Boost Controller with Power Factor Correction Active PFC 400 8 60 25 1.25 Limited by external components no no Rsense - -40°C to 150°C -55°C to 150°C 150 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) no no Matte Tin
LTC3780 1 4 36 Buck-Boost no yes E,I,MP 5x5 QFN-32,SSOP-24 Buck-boost controller, constant frequency, current mode control with power good Burst Mode, Output Disconnect, External Synchronization, PLL 300 200kHz - 400kHz 2.4 55 10 0.8 30 no no no - - -55°C to 125°C 125 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) no yes Lead,Matte Tin
LTC3731H 1 4 36 Buck no yes H 5x5 QFN-32,SSOP-24 3-Phase, 600kHz, Synchronous Buck Controller H Grade PolyPhase, Differential Remote Sense, Burst Mode, Phase Shedding, External Synchronization, PLL, Power Good 600 250kHz - 600kHz 2.3 50 240 60 0.6 6 6V no no yes Rsense Constant Frequency Current Mode -40°C to 140°C - 140 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) no yes Lead,Matte Tin
LTC3853 3 4.5 24 Buck no yes E,I,H,MP 6x6 QFN-40 Triple Output, Multiphase Synchronous Buck Controller PolyPhase, DCR Current Sense, External Synchronization, PLL, Power Good, Tracking 500 250kHz - 750kHz 250kHz - 750kHz 4.1 42 25 25 0.8 13.5 13.5V yes no yes Rsense, DCR Constant Frequency Current Mode -40°C to 150°C -55°C to 150°C 150 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) no yes Matte Tin
LTC3805 1 8.8 75 Flyback, Sepic, Boost no no E,I,H,MP 3x3 DFN-10,MS-10E Adjustable Frequency Current Mode Flyback, LTC3805 8.4V Turn On Voltage External Synchronization, Resistor Set Frequency 700 70kHz to 700kHz 70kHz to 700kHz 0.36 40 10 0.8 75 75 75V no no no Rsense Constant Frequency Current Mode -40°C to 150°C -55°C to 150°C 150 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) no yes Matte Tin,Lead
LTC3805-5 1 4.5 75 Flyback, Boost no no E,I,H,MP 3x3 DFN-10,MS-10E Adjustable Frequency Current Mode Flyback, LTC3805-5 4.5V Turn On Voltage External Synchronization, Resistor Set Frequency 700 70kHz - 700kHz 70kHz - 700kHz 0.36 40 10 0.8 75 75 75V no no no Rsense Constant Frequency Current Mode -40°C to 150°C -55°C to 150°C 150 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) no yes Matte Tin
LTC3862 1 4 36 Boost, Sepic no no E,I,H 5x5 QFN-24,SSOP-24,TSSOP-24 Single Output, Multi-Phase Boost, LTC3862 5V IntVcc, 3.3V UV+, 2.9VUV- PolyPhase, External Synchronization, Resistor Set Frequency, PLL 600 75kHz to 500kHz 50kHz to 650kHz 1.8 30 60 1.223 60 200 9V and higher no no no Rsense Constant Frequency Current Mode -40°C to 150°C - 150 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) no yes Matte Tin
LTC3862-1 1 8.5 36 Boost, Sepic no no E,I,H 5x5 QFN-24,SSOP-24,TSSOP-24 Single Output, Multi-Phase Boost, LTC3862-1 10V IntVcc, 7.5V UV+, 7V UV- PolyPhase, Resistor Set Frequency, External Synchronization 500 75kHz - 500kHz 50kHz - 650kHz 1.8 30 60 1.223 350 350 9V and higher no no no Rsense Constant Frequency Current Mode -40°C to 150°C - 150 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) no yes Matte Tin
LTC3862-2 1 5.5 36 Boost, Sepic no no E,I,H 5x5 QFN-24,SSOP-24,TSSOP-24 Single Output Multi-Phase Boost, LTC3862-2 10V IntVcc, 4.4V UV+, 3.9V UV- PolyPhase, Resistor Set Frequency, External Synchronization 500kHz 75kHz - 500kHz 50kHz - 650kHz 1.8 30 60 1.223 350 350 9V and higher no no yes Rsense Constant Frequency Current Mode -40°C to 150°C - 150 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) no yes Matte Tin
LT1766 1 5.5 60 Buck, Inverting yes no E,I,H SSOP-16,TSSOP-16 Fixed Output of 5V Available Fixed Output, External Synchronization 200 228kHz - 700kHz 2.5 25 2 1.2 1.2 54 35 .90VIN no no no Constant Frequency Current Mode -40°C to 140°C - 140 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) no yes Lead,Matte Tin
LTC3703 1 9.3 100 Buck, Boost no yes E,I,H SSOP-16,SSOP-28 LTC3703 100Vin, 9.3V to 15V MOSFET Gate Drive, UV+ 8.7V, UV- 6.2V No Rsense, Resistor Set Frequency, External Synchronization 600 100kHz to 600kHz Up to 600kHz 1.7 25 20 20 0.8 93 100 100V no no no None Constant Frequency Current Mode -40°C to 150°C - 150 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) no yes Lead,Matte Tin
LTC3824 1 4 60 Buck no no E,I,H,MP MS-10E High Voltage Step-Down With 40uA Quiescent Current Burst Mode, Resistor Set Frequency, External Synchronization, 100% Duty Cycle 600 200kHz - 600kHz 200kHz - 600kHz 0.04 25 5 5 0.8 60 Vin no no no Rsense Constant Frequency Current Mode -40°C to 150°C -55°C to 150°C 150 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) no yes Lead,Matte Tin
LTC3851A 1 4 38 Buck no yes E,I,H,MP 3x3 QFN-16,MS-16E,SSOP-16 PLL, LTC3851A Adjustable Current Limit DCR Current Sense, Resistor Set Frequency, External Synchronization, Tracking, Burst Mode 750 250kHz - 750kHz 250kHz - 750kHz 1.2 25 25 25 0.8 5.5 5.5V yes no no Rsense, DCR Constant Frequency Current Mode -40°C to 150°C -55°C to 150°C 150 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) no yes Matte Tin
LTC3851A-1 1 4 38 Buck no yes E,I,H,MP 3x3 QFN-16,MS-16E PLL, LTC3851A-1 PGOOD Pin DCR Current Sense, Power Good, External Synchronization, Tracking, Burst Mode 750 250kHz - 750kHz 1 25 25 25 0.8 5.5 0.8 yes no no Rsense, DCR Constant Frequency Current Mode -40°C to 150°C -55°C to 150°C 150 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) no yes Matte Tin
LT3845A 1 4 60 Buck no yes E,I,MP TSSOP-16 LT3845A Offers Improved Performance Resistor Set Frequency, External Synchronization, Burst Mode 500 100kHz - 500kHz 100kHz - 500kHz 0.12 20 15 15 1.231 36 36V no no yes Rsense Constant Frequency Current Mode - -55°C to 125°C 125 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) no yes Matte Tin
LTC3371 4 2.7 5.5 Buck yes yes E,I,H 5x7 QFN-38,TSSOP-38 4-Channel 8A Configurable Buck DC/DCs with Watchdog and Power-On Reset Burst Mode, Resistor Set Frequency, External Synchronization, Temperature Monitor, Watchdog Timer 2000 1MHz - 3MHz 1MHz - 3MHz 0.05 15 4.6 2 0.8 5.45 0.99Vin yes no no Constant Frequency Current Mode -40°C to 150°C - 150 - 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) no no Matte Tin
LTC3634 3 3.6 15 Buck yes yes E,I,H,MP 4x5 QFN-28,TSSOP-28 15V Dual 3A Monolithic Step-Down Regulator for DDR Power DDR Mode, Resistor Set Frequency, External Synchronization, Power Good 4000 500kHz - 4MHz 500kHz - 4MHz 1.3 15 4.4 3 0.6 3 3V no no no Constant Frequency Current Mode -40°C to 150°C -55°C to 150°C 150 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) no no Matte Tin
LTC3897 1 4.5 65 Boost no yes E,I,H 5x7 QFN-38,TSSOP-38 PolyPhase Synchronous Boost Controller with Input/ Output Protection Burst Mode, Overvoltage Protection, Reverse Input Protection, PolyPhase 760 105kHz to 760kHz 75kHz to 850kHz 0.055 15 30 1.2 60 60 60V no no yes Rsense, DCR Constant Frequency Current Mode -40°C to 150°C - 150 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) no yes Matte Tin
LTC3807 1 4 38 Buck no yes E,I,H,MP 3x4 QFN-20,TSSOP-20 Low IQ, Synchronous Step-Down Controller with 24V Output Voltage Capability Burst Mode, DCR Current Sense, Resistor Set Frequency, External Synchronization, Tracking, Power Good 900 50kHz to 900kHz 75kHz to 750kHz 0.05 14 25 25 0.8 24 24V yes no no Rsense, DCR Constant Frequency Current Mode -40°C to 150°C -55°C to 150°C 150 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) no no Matte Tin
LTC3859AL 3 4.5 38 Buck, Boost no yes E,I,H,MP 5x7 QFN-38,TSSOP-38 Triple Buck/Buck/Boost Synch Controller, Improved Burst Mode PolyPhase, Burst Mode, DCR Current Sense, External Synchronization, Resistor Set Frequency, Tracking 900 50kHz - 900kHz 75kHz - 850kHz 0.055 14 25 25 0.8 24 60 60V (Boost) yes no yes Rsense, DCR Constant Frequency Current Mode -40°C to 150°C -55°C to 150°C 150 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) no yes Matte Tin,Lead
LTC3890 2 4 60 Buck no yes E,I,H,MP 5x5 QFN-32 LTC3890 Adj. Current Limit, Multi-Phase, Current Limit Foldback Burst Mode, DCR Current Sense, Resistor Set Frequency, External Synchronization, Tracking, Power Good, PolyPhase 900 50kHz - 900kHz 75kHz - 850kHz 0.06 14 15 15 0.8 24 24V yes no yes Rsense, DCR Constant Frequency Current Mode -40°C to 150°C -55°C to 150°C 150 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) no yes Matte Tin
LTC3890-1 2 4 60 Buck no yes E,I,H,MP SSOP-28 LTC3890-1 No Multi-Phase, Current Limit Foldback, Forced Continuous Burst Mode, DCR Current Sense, Resistor Set Frequency, External Synchronization, Power Good, Tracking, PolyPhase 900 50kHz - 900kHz 75kHz - 850kHz 0.06 14 15 15 0.8 24 24V yes no yes Rsense, DCR Constant Frequency Current Mode -40°C to 150°C -55°C to 150°C 150 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) no yes Matte Tin
LTC3890-2 2 4 60 Buck no yes E,I,H,MP 5x5 QFN-32 LTC3890-2 Adj. Current Limit, Multi-Phase, Pulse Skip, Can Make Boost/SEPIC DCR Current Sense, Burst Mode, Resistor Set Frequency, External Synchronization, Tracking, Power Good 900 50kHz - 900kHz 75kHz - 850kHz 0.050 14 15 15 0.8 24 24V yes no no Rsense, DCR Constant Frequency Current Mode -40°C to 150°C -55°C to 150°C 150 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) no yes Matte Tin
LTC3890-3 2 4 60 Buck no yes E,I,H,MP SSOP-28 LTC3890-3 Pulse Skipping, Can Make Boost/SEPIC DCR Current Sense, Burst Mode, Resistor Set Frequency, External Synchronization, Tracking, Power Good 900 50kHz - 900kHz 75kHz - 850kHz 0.050 14 15 15 0.8 24 24V yes no yes Rsense, DCR Constant Frequency Current Mode -40°C to 150°C -55°C to 150°C 150 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) no yes Matte Tin
LTC3891 1 4 60 Buck no yes E,I,H,MP 3x4 QFN-20,TSSOP-20 50μA IQ, 60V Synchronous Step-Down Controller DCR Current Sense, Resistor Set Frequency, External Synchronization, Burst Mode, Power Good 900 50kHz - 900kHz 75kHz - 750kHz 0.05 14 15 15 0.8 24 24V no no no Rsense, DCR Constant Frequency Current Mode -40°C to 150°C -55°C to 150°C 150 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) no yes Matte Tin
LT3500 2 3 36 Buck, LDO yes no E,I,H 3x3 DFN-12,MS-16E 2A, 36V Step-Down with LDO Controller External Synchronization, Resistor Set Frequency, Power Good, LDO 2200 250kHz - 2.2MHz 250kHz - 2.2MHz 2.5 12 2.8 2 0.8 34.92 .97Vin 40 no no no Constant Frequency Current Mode -40°C to 150°C - 150 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) no yes Matte Tin
LT3973 1 4.2 42 Buck yes no E,I,H 3x3 DFN-10,MS-10E Integrated Catch & Boost Diodes Burst Mode, Resistor Set Frequency, Power Good 2200 200kHz to 2.2MHz 0.0025 12 1.65 0.75 1.21 24 0.97Vin no no no Constant Frequency Current Mode -40°C to 150°C - 150 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) no yes Matte Tin
LTC3676 7 2.7 5.5 Buck yes yes E,I,H 6x6 QFN-40,7x7 LQFP-48 LTC3676-1 has ±1.5A DDR, VTTR ref Burst Mode, LDO, DDR Mode, Pushbutton Reset, Power Good, Adjustable Slew Rate 2250 2.25MHz or 1.12MHz 0.023 12 3 2.5 0.8 5.5 5.5V no no no Constant Frequency Current Mode -40°C to 150°C - 150 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) no yes Matte Tin
LTC1871 1 2.5 36 Boost, Sepic, Inverting, Flyback no no E,I,H MS-10 No RSENSE Current Mode Boost, Flyback and SEPIC Controller No Rsense, Resistor Set Frequency, External Synchronization, Burst Mode 1000 50kHz to 1MHz 50kHz to 1.3MHz 0.25 10 20 1.23 72 60 3, 5, 12 and higher no no no None Constant Frequency Current Mode -40°C to 150°C - 150 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) no yes Lead,Matte Tin
LTC1871X 1 2.5 36 Boost, Sepic, Inverting, Flyback no no X MS-10 Wide Input Range, Boost, Flyback and SEPIC Controller, 175C Max Junction Temp No Rsense, Resistor Set Frequency, External Synchronization, Burst Mode 900 65kHz to 900kHz 65kHz to 900kHz 0.25 10 20 1.23 72 3, 5, 12 and higher no no no None Constant Frequency Current Mode -40°C to 175°C -40°C to 175°C 175 LTspice Model - no yes 2017-01-31 $125.00 (LTC1871XMS) Extended Temperature (H & MP) Switching Regulators 14.7mm² (MS-10) 1.1mm (MS-10) no no Matte Tin
LTC3895 1 4 140 Buck no yes E,I,H TSSOP-38 150V Low IQ, Synchronous Step-Down DC/DC Controller Burst Mode, 100% Duty Cycle, Resistor Set Frequency, External Synchronization, Power Good 900 50kHz to 900kHz 75kHz to 850kHz 0.04 10 25 10 0.8 60 60V no no no Rsense, DCR Constant Frequency Current Mode -40°C to 150°C - 150 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) no yes Matte Tin
LTC3896 1 4 150 Inverting no yes E,I,H TSSOP-38 150V Low IQ, Synchronous Inverting DC/DC Controller Burst Mode, Resistor Set Frequency, External Synchronization, PolyPhase, Power Good 900 50kHz to 900kHz 75kHz to 850kHz 0.04 10 25 0.8 60 140 60V no no yes Rsense, DCR Constant Frequency Current Mode -40°C to 150°C - 150 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) no yes Matte Tin
LTC7812 2 2.5 38 Boost, Buck no yes E,I,H 5x5 QFN-32 Low IQ, 38V Synchronous Boost+Buck Controller Burst Mode, External Synchronization, Resistor Set Frequency, Tracking 850 115kHz - 835kHz 75kHz - 850kHz 0.033 10 25 20 0.8 60 60 yes no Rsense, DCR Constant Frequency Current Mode -40°C to 150°C - 150 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) no yes Matte Tin
LT3509 2 3.6 36 Buck yes no E,I,H 4x3 DFN-14,MS-16E Dual 36V, 700mA Step-Down Regulator Overvoltage Protection, Resistor Set Frequency, External Synchronization 2200 300kHz - 2.2MHz 300kHz - 2.2MHz 1.9 9 1.4 0.7 0.8 35.28 0.98Vin 60 no no no Constant Frequency Current Mode -40°C to 150°C - 150 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) no yes Matte Tin
LT3724 1 4 60 Buck, Boost, Sepic, Inverting no no E,I,MP TSSOP-16 Wide Vin, Burst Mode Burst Mode 200 1.7 9 5 5 1.23 36 100 36V no no no Rsense Constant Frequency Current Mode - -55°C to 125°C 125 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) no yes Lead,Matte Tin
LTC1772 1 2.5 9.8 Buck no no C,E,I,H SOT-23 Constant Frequency Current Mode Step-Down DC/DC Controller in SOT-23 Burst Mode, 100% Duty Cycle 550 0.27 8 5 5 0.8 9.8 Vin no no no Rsense Constant Frequency Current Mode -40°C to 140°C - 150 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) no yes Lead,Matte Tin
LTC3374 8 2.25 5.5 Buck yes yes E,I,H 5x7 QFN-38,TSSOP-38 8-Channel Parallelable 1A Buck DC/DCs Burst Mode, 100% Duty Cycle, Resistor Set Frequency, External Synchronization, Temperature Monitor 2000 1MHz - 3MHz 1MHz - 3MHz 0.2 8 2.3 1 0.8 5.5 Vout no no yes Constant Frequency Current Mode -40°C to 150°C - 150 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) no yes Matte Tin,Lead
LTC3646 1 4 40 Buck yes yes E,I,H 4x3 DFN-14,MS-16E LTC3646 Vout 2.0V to 30V Resistor Set Frequency, External Synchronization, Burst Mode, Power Good 3000 200kHz - 3MHz 200kHz - 3MHz 0.140 8 1.2 1 2 30 30V no no no Constant Frequency Controlled On-Time Current Mode -40°C to 150°C - 150 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) no yes Lead,Matte Tin
LTC3646-1 1 4 40 Buck yes yes E,I,H 4x3 DFN-14,MS-16E LTC3646-1 Vout 0.6V to 15V Resistor Set Frequency, External Synchronization, Burst Mode, Power Good 3000 200kHz - 3MHz 200kHz - 3MHz 0.140 8 1.2 1 0.6 15 15V no no no Constant Frequency Controlled On-Time Current Mode -40°C to 150°C - 150 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) no yes Matte Tin
LTC3786 1 2.5 38 Boost, Sepic no yes E,I 3x3 QFN-16,MS-16E 60V VIN Sync Boost Controller, Low 55uA Iq DCR Current Sense, Resistor Set Frequency, External Synchronization, Power Good 550 50kHz - 900kHz 75kHz - 850kHz 0.055 8 30 1.2 60 65 60V no no no Rsense, DCR Constant Frequency Current Mode -40°C to 150°C - 150 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) no yes Matte Tin
LTC3787 1 4.5 38 Boost no yes E,I,H,MP 4x5 QFN-28,SSOP-28 2-Phase, Synchronous Boost Controller PolyPhase, Resistor Set Frequency, External Synchronization, DCR Current Sense, Power Good 900 50kHz - 900kHz 75kHz - 850kHz 0.135 8 60 1.2 60 70 60V no no no Rsense, DCR Constant Frequency Current Mode -40°C to 150°C -55°C to 150°C 150 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) no yes Matte Tin
LTC3872 1 2.75 9.8 Boost, Sepic, Flyback no no E,I,H 3x2 DFN-8,SOT-23 No RSENSE Current Mode Boost, LTC3872 Has Frequency Foldback No Rsense 750 0.25 8 10 1.2 60 60 60V no no no None Constant Frequency Current Mode -40°C to 150°C - 150 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) no yes Lead,Matte Tin
LTC3872-1 1 2.75 9.8 Boost, Sepic, Flyback no no E,I,H 3x2 DFN-8,SOT-23 No RSENSE Current Mode Boost, LTC3872-1 No Frequency Foldback No Rsense 550 0.25 8 10 1.2 60 60 60V no no no None Constant Frequency Current Mode -40°C to 150°C - 150 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) no yes Lead,Matte Tin
LTC3863 1 3.5 60 Inverting no no E,I,H,MP 4x3 DFN-12,MS-12E 60V Low IQ Inverting DC/DC Controller Burst Mode, Resistor Set Frequency, External Synchronization, Tracking 850 50kHz - 850kHz 75kHz - 750kHz 0.05 7 25 0.4 150 190 -150V or more yes no no Rsense Constant Frequency Current Mode -40°C to 150°C -55°C to 150°C 150 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) no yes Matte Tin
LTC3864 1 3.5 60 Buck no no E,I,H,MP 4x3 DFN-12,MS-12E 60V Low IQ Step-Down DC/DC Controller with 100% Duty Cycle 100% Duty Cycle, Burst Mode, Resistor Set Frequency, External Synchronization, Tracking, Power Good 850 50kHz - 850kHz 75kHz - 750kHz 0.04 7 5 5 0.8 60 Vin yes no no Rsense Constant Frequency Current Mode -40°C to 150°C -55°C to 150°C 150 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) no yes Matte Tin
LT3692A 2 3 36 Buck yes no E,I,H 5x5 QFN-32,TSSOP-38 LT3692A Offers Lower tON(MIN), Prog. UVLO, TSSOP-38E Package Resistor Set Frequency, External Synchronization, Anti-Phase Switching, Tracking, Power Good 2250 250kHz - 2.25MHz 250kHz - 2.25MHz 4 6 4.6 3.5 0.8 34.2 0.9Vin 60 yes no yes Constant Frequency Current Mode -40°C to 150°C - 150 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) no yes Matte Tin
LT3758A 1 5.5 100 Boost, Flyback, Sepic, Inverting no no E,I,H,MP 3x3 DFN-10,MS-10E Multi-Topology Controller - Improved Load Transient Over LT3758 Resistor Set Frequency, External Synchronization 1000 100kHz - 1MHz 100kHz - 1MHz 1.6 6 25 1.6 350 350 Limited by external components no no no Rsense Constant Frequency Current Mode -40°C to 150°C -55°C to 150°C 150 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) no yes Matte Tin,Lead
LT3992 2 3 60 Buck yes no E,I,H 5x5 QFN-32,TSSOP-38 Dual Tracking 3A Buck, Antiphase Switching, Parallelable Power Good, Temperature Monitor, External Synchronization, Resistor Set Frequency, Anti-Phase Switching, Tracking 2000 250kHz - 2MHz 250kHz - 2MHz 4.2 6 4.6 3 0.8 58.8 0.98Vin yes no yes Constant Frequency Current Mode -40°C to 150°C - 150 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) no yes Matte Tin
LTC3630 1 4 65 Buck yes yes E,I,H,MP 5x3 DFN-16,MS-16E 65V 500mA Step-Down Converter, Prog 1.8V/3.3V/5V/Adj VOUT Burst Mode, 100% Duty Cycle 0.012 5 1.2 0.5 0.8 65 Vin no no no Hysteretic Mode Control -40°C to 150°C -55°C to 150°C 150 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) no yes Matte Tin
LTC3630A 1 4 76 Buck yes yes E,I,H,MP 5x3 DFN-16,MS-16E 76V 500mA Step-Down Converter, Prog 1.8V/3.3V/5V/Adj VOUT 100% Duty Cycle, Burst Mode, Fixed Output 0.012 5 1.2 0.5 0.8 76 Vin no no no Hysteretic Mode Control -40°C to 150°C -55°C to 150°C 150 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) no yes Matte Tin
LTC3769 1 2.3 60 Boost no yes E,I,H,MP 4x4 QFN-24,TSSOP-20 60V Low IQ Synchronous Boost Controller Burst Mode, DCR Current Sense, 100% Duty Cycle, External Synchronization, Resistor Set Frequency, Power Good 900 50kHz to 900kHz 75kHz to 850kHz 0.028 4 25 1.2 60 65 60V no no Rsense, DCR Constant Frequency Current Mode -40°C to 150°C -55°C to 150°C 150 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) no no Matte Tin
LTC3784 1 2.3 60 Boost no yes E,I,H,MP 4x5 QFN-28,SSOP-28 60V PolyPhase Synchronous Boost Controller PolyPhase, 100% Duty Cycle, Burst Mode, Resistor Set Frequency, External Synchronization, Power Good 900 50kHz - 900kHz 75kHz - 850kHz 0.028 4 25 1.2 60 60 60V no no yes Rsense, DCR Constant Frequency Current Mode -40°C to 150°C -55°C to 150°C 150 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) no yes Matte Tin
LTC3892 (dual output) 2 4.5 60 Buck no yes E,I,H,MP 5x5 QFN-32 60V Low IQ, Dual, 2-Phase Synch Buck Controller, PGOOD, Select ILIM Burst Mode, PolyPhase, Resistor Set Frequency, External Synchronization, Tracking, Power Good 900 50kHz - 900kHz 75kHz - 850kHz 0.034 3.6 15 15 0.8 59.4 0.99Vin yes no yes Rsense, DCR Constant Frequency Current Mode -40°C to 150°C -55°C to 150°C 150 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) no yes Matte Tin
LTC3892 (single output) 1 4.5 60 Buck no yes E,I,H,MP 5x5 QFN-32 60V Low IQ, Dual, 2-Phase Synch Buck Controller, PGOOD, Select ILIM Burst Mode, PolyPhase, Resistor Set Frequency, External Synchronization, Tracking, Power Good 900 50kHz - 900kHz 75kHz - 850kHz 0.034 3.6 30 30 0.8 59.4 0.99Vin yes no yes Rsense, DCR Constant Frequency Current Mode -40°C to 150°C -55°C to 150°C 150 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) no yes Matte Tin
LTC3892-1 2 4.5 60 Buck no yes E,I,H,MP TSSOP-28 60V Low IQ, Dual, 2-Phase Synch Buck Controller, Fixed ILIM Burst Mode, PolyPhase, Resistor Set Frequency, External Synchronization, Tracking 900 50kHz - 900kHz 75kHz - 850kHz 0.034 3.6 25 25 0.8 59.4 0.99Vin yes no yes Rsense, DCR Constant Frequency Current Mode -40°C to 150°C -55°C to 150°C 150 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) no yes Matte Tin
LTC3892-2 2 4.5 60 Buck no yes E,I,H,MP 5x5 QFN-32 60V Low IQ, Dual, 2-Phase Synch Buck Controller, PGOOD, Select ILIM, Pulse Skip Burst Mode, PolyPhase, Resistor Set Frequency, External Synchronization, Tracking 900 50kHz - 900kHz 75kHz - 850kHz 0.034 3.6 25 25 0.8 59.4 0.99Vin yes no yes Rsense, DCR Constant Frequency Current Mode -40°C to 150°C -55°C to 150°C 150 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) no yes Matte Tin
LTC3899 3 4.5 60 Buck, Buck, Boost no yes E,I,H,MP 5x7 QFN-38,TSSOP-38 60V Low IQ, Triple Output, Buck/Buck/Boost Synchronous Controller Burst Mode, Resistor Set Frequency, External Synchronization, Tracking 900 75kHz - 850kHz 50kHz - 900kHz 0.039 3.6 15 15 0.8 59.4 60 60V yes no no Rsense, DCR Constant Frequency Current Mode -40°C to 150°C -55°C to 150°C 150 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) no yes Matte Tin
LTC7813 2 2.2 60 Boost, Buck no yes E,I,H,MP 5x5 QFN-32 Low IQ, 60V Synchronous Boost+Buck Controller Burst Mode, External Synchronization, Resistor Set Frequency, Tracking 850 115kHz - 835kHz 75kHz - 850kHz 0.034 3.6 25 20 0.8 60 70 60V yes no no Rsense, DCR Constant Frequency Current Mode -40°C to 150°C -55°C to 150°C 150 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) no yes Matte Tin
LTC3114-1 1 2.2 40 Buck-Boost yes yes E,I,H,MP 5x3 DFN-16,TSSOP-16 40V, 1A Synchronous Buck-Boost with Programmable Output Current Programmable Output Current Limit, Burst Mode, 1200 0.05 3 1 2.7 40 40V no no no Constant Frequency Current Mode -40°C to 150°C -55°C to 150°C 150 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) no no Matte Tin
LTC3115-1 1 2.7 40 Buck-Boost yes yes E,I,H,MP 5x4 DFN-16,TSSOP-20 40V, 2A Synchronous Buck-Boost DC/DC Converter Resistor Set Frequency, External Synchronization, Burst Mode 2000 100kHz - 2MHz 100kHz - 2MHz 0.05 3 2 2.7 40 40V no no no Constant Frequency Current Mode -40°C to 150°C -55°C to 150°C 150 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) no yes Matte Tin
LTC3115-2 1 2.7 40 Buck-Boost yes yes E,I,H,MP 5x4 DFN-16,TSSOP-20 LTC3115-2 Otimized for fast (<1ms) input voltage transients Resistor Set Frequency, External Synchronization, Burst Mode 2000 Up to 2MHz Up to 2MHz 0.050 3 2 2.7 40 40V no no no Constant Frequency Current Mode -40°C to 150°C -55°C to 150°C 150 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) no yes Matte Tin
LTC3637 1 4 76 Buck yes no E,I,H,MP 5x3 DFN-16,MS-16E 100% Duty Cycle Burst Mode, 100% Duty Cycle, Programmable Output Current Limit 0.012 3 2.4 1 0.8 76 Vin no no no Hysteretic Mode Control -40°C to 150°C -55°C to 150°C 150 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) no no Matte Tin
LTC3370 4 2.25 5.5 Buck yes yes E,I,H 5x5 QFN-32 4-Channel 8A Configurable Buck DC/DCs with Watchdog and Power-On Reset Burst Mode, Resistor Set Frequency, External Synchronization, Temperature Monitor 3000 1MHz - 3MHz 1MHz - 3MHz 0.045 2.5 4.6 2 0.8 5.45 5.5 no no Constant Frequency Current Mode -40°C to 150°C - 150 - 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) no no Matte Tin
LTC3118 1 2.2 18 Buck-Boost yes yes E,I,H,MP 4x5 QFN-24,TSSOP-28 18V, 2A Buck-Boost DC/DC Converter with Low-Loss Dual Input PowerPath Dual Input, Ideal Diode, Prioritizer, Burst Mode, Power Good 1200 0.05 2 2 2 18 20 18V no no no Constant Frequency Current Mode -40°C to 150°C -55°C to 150°C 150 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) no no Matte Tin
LT8304 1 3 100 Flyback yes no E,I,H SO-8E 100VIN Micropower No-Opto Isolated Flyback Converter with 150V/2A Switch Boundary Mode Operation, No Opto Isolator, Burst Mode 350 0.39 1.8 no no no -40°C to 150°C - 150 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) no no Matte Tin
LTC3874 1 4.5 38 Buck no yes E,I 4x5 QFN-28 Slave Controller with Sub-Milliohm DCR Sensing Sub-Milliohm DCR Current Sense, External Synchronization, PolyPhase 1000 250kHz - 1MHz 4.6 1.8 25 25 0.8 5.5 5.5V no no yes DCR, Sub-Milliohm DCR Constant Frequency Current Mode -40°C to 150°C -55°C to 150°C 150 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) no yes Matte Tin
LT8616 2 3.4 42 Buck yes yes E,I,H 3x6 QFN-28,TSSOP-28 Dual 2.5A/1.5A 42V Synchronous Monolithic Step-Down with 6.5μA Iq Burst Mode, Resistor Set Frequency, External Synchronization, Tracking, Power Good 3000 200kHz - 3MHz 200kHz - 3MHz 0.003 1.7 5.5 2.5 0.79 41.8 .99Vin yes no no Constant Frequency Current Mode -40°C to 150°C - 150 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) no yes Matte Tin
LT3095 2 3 20 Boost, LDO yes no E,I,MP 3x5 QFN-24 Dual-Channel Low Noise Bias Generators (with LDO post regulators) Integrated Schottky Diode, LDO Post Regulator, Fixed Output 2000 450kHz - 2MHz 450kHz - 2MHz 3.25 1.6 0.95 1 20 24 20V no no Constant Frequency Current Mode - -55°C to 125°C 125 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) no no Matte Tin
LTC3638 1 4 140 Buck yes no E,I,H,MP MS-16E 100% Duty Cycle Burst Mode, 100% Duty Cycle, Pin Selectable Output Voltage 0.012 1.4 0.575 0.25 0.8 140 Vin no no no Hysteretic Mode Control -40°C to 150°C -55°C to 150°C 150 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) no no Matte Tin
LTC3639 1 4 150 Buck yes yes E,I,H,MP MS-16E 100% Duty Cycle, Pin-Strapped Fixed 1.8V/3.3V/5V or Adj VOUT Burst Mode, Fixed Output, 100% Duty Cycle 0.012 1.4 0.23 0.1 0.8 150 Vin no no no Hysteretic Mode Control -40°C to 150°C -55°C to 150°C 150 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) no yes Matte Tin
LTC7138 1 4 140 Buck yes no E,I,H,MP MS-16E High Efficiency, 140V 400mA Step-Down Regulator Burst Mode, Programmable Output Current Limit, 100% Duty Cycle, Fixed Output 0.012 1.4 0.610 0.4 0.8 140 Vin no no no Hysteretic Mode Control -40°C to 150°C -55°C to 150°C 150 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) no yes Matte Tin
LT1933 1 3.6 36 Buck yes no E,I,H 2x3 DFN-6,SOT-23 600mA, 500kHz Step-Down Switching Regulator in SOT-23 - 500 1.6 1 1.05 0.6 1.245 31.68 .88VIN no no no Constant Frequency Current Mode -40°C to 150°C - 150 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) no yes Lead,Matte Tin
LT1976 1 3.3 60 Buck yes no E,I,H TSSOP-16 100µA IQ, 200kHz Switching, /B Disables Burst Mode Burst Mode, External Synchronization 200 230kHz - 600kHz 0.1 1 2.4 1.24 1.2 54 .90VIN no no no Constant Frequency Current Mode -40°C to 140°C - 140 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) no yes Lead,Matte Tin
LT3480 1 3.6 36 Buck yes no E,I,H,MP 3x3 DFN-10,MS-10E Transient Protection to 60V, Low Ripple Burst Mode Burst Mode, Resistor Set Frequency, External Synchronization, Power Good 2400 200kHz - 2.4MHz 250kHz - 2MHz 0.07 1 3.5 2 0.79 20 20V 60 no no no Constant Frequency Current Mode -40°C to 150°C -55°C to 150°C 150 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) no yes Matte Tin,Lead
LT3507 4 4 36 Buck, LDO yes no E,I,H 5x7 QFN-38 Triple Step-Down (2.4A & Two 1.5A), LDO Controller LDO, Tracking, Power Good, Resistor Set Frequency, External Synchronization 2500 250kHz - 2.5MHz 250kHz - 2.5MHz 2 1 4.3 2.4 0.8 32.4 0.9Vin yes no no Constant Frequency Current Mode -40°C to 150°C - 150 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) no yes Matte Tin
LT3507A 4 4 36 Buck, LDO yes no E,I,H 5x7 QFN-38,TSSOP-38 Triple Step-Down (2.7A & Two 1.8A), LDO, Improved Iout Anti-Phase Switching, Resistor Set Frequency, External Synchronization, Tracking, LDO 2500 250kHz - 2.5MHz 250kHz - 2.5MHz 5 1 4.3 2.7 0.8 32.4 0.9Vin yes no no Constant Frequency Current Mode -40°C to 150°C - 150 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) no yes Matte Tin
LT3668 3 4.3 40 Buck, LDO yes no E,I,H MS-16E 40V 400mA Step-Down Switching Reg. with Dual Tracking LDOs Burst Mode, Tracking, Resistor Set Frequency, Power Good 2200 250kHz - 2.2MHz 0.050 1 0.75 0.4 1.2 39.4 yes no no Constant Frequency Current Mode -40°C to 150°C - 150 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) no no Matte Tin
LT3680 1 3.6 36 Buck yes no E,I,H 3x3 DFN-10,MS-10E 36V Operation and IQ=75µA Burst Mode, Resistor Set Frequency, External Synchronization, Power Good 2400 200kHz - 2.4MHz 250kHz - 2MHz 0.03 1 5.4 3.5 0.79 30 30V no no no Constant Frequency Current Mode -40°C to 150°C - 150 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) no yes Matte Tin
LT3796 1 6 100 Buck, Boost, Buck-Boost, Sepic, LED Driver no no E,I,H TSSOP-28 100V Constant-Current and Constant-Voltage Controller with Dual Current Sense Output Current Regulation, True Color PWM Dimming, Resistor Set Frequency, External Synchronization 1000 2.5 1 25 10 100 100V no no Constant Frequency Current Mode -40°C to 150°C - 150 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) no yes Matte Tin
LT3972 1 3.6 33 Buck yes no E,I,H 3x3 DFN-10,MS-10E Transient Protection to 62V, Low Ripple Burst Mode Operation Burst Mode, Resistor Set Frequency, External Synchronization, Power Good 2400 250kHz - 2.4MHz 250kHz - 2MHz 0.03 1 5.4 3.5 0.79 30 30V 62 no no no Constant Frequency Current Mode -40°C to 150°C - 150 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) no yes Matte Tin
LT8609 1 3 42 Buck yes yes E,I,H MS-10E 42V, 2A Synchronous Step-Down Regulator with 2.5μA Quiescent Current Burst Mode, Resistor Set Frequency, External Synchronization, Spread Spectrum, Tracking, Power Good 2200 200kHz - 2.2MHz 200kHz - 2.2MHz 0.0025 1 3.5 2 0.8 41.5 41.5V yes no no Constant Frequency Current Mode -40°C to 150°C - 150 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) no yes Matte Tin
LT8610A 1 3.4 42 Buck yes yes E,I,H MS-16E LT8610A Offers Improved 30ns Min On-Time and Iout, Fixed 3.3V & 5V Options Burst Mode, Resistor Set Frequency, External Synchronization, Tracking, Power Good 2200 200kHz - 2.2MHz 200kHz - 2.2MHz 0.0025 1 6.7 3.5 0.97 39.7 .98Vin yes no no Constant Frequency Current Mode -40°C to 150°C - 150 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) no yes Matte Tin
LT8610AB 1 3.4 42 Buck yes yes E,I,H MS-16E LT8610AB Improves Low Ripple Burst Mode Efficiency, Fixed 3.3V & 5V Options Burst Mode, Resistor Set Frequency, External Synchronization, Tracking, Power Good 2200 200kHz - 2.2MHz 200kHz - 2.2MHz 0.0025 1 6.7 3.5 0.97 39.7 .98Vin no no Constant Frequency Current Mode -40°C to 150°C - 150 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) no yes Matte Tin
LT8610AC 1 3 42 Buck yes yes C,E,I,H MS-16E LT8610AC 0.8V Vref, 3V Min Vin, 30ns Min Ton; LT8610AC-1 Optimized For High Fsw Burst Mode, Resistor Set Frequency, External Synchronization, Tracking, Power Good 2200 200kHz - 2.2MHz 200kHz - 2.2MHz 0.017 1 6.7 3.5 0.8 41.8 yes no no Constant Frequency Current Mode -40°C to 150°C - 150 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) no yes Matte Tin
LT8610AX 1 3.7 42 Buck yes yes X MS-16E 42V, 3.5A Synchronous Step-Down with Operation to 175°C Burst Mode, Resistor Set Frequency, External Synchronization, Tracking, Power Good 2200 200kHz to 2.2MHz 200kHz to 2.2MHz 0.026 1 6.7 3.5 0.97 39.7 0.98Vin no no Constant Frequency Current Mode -40°C to 175°C - 175 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) no no Matte Tin
LT8614 1 3.4 42 Buck yes yes E,I,H 3x4 QFN-18 Silent Switcher Architecture Minimizes EMI, 2.5µA Low Ripple Burst Mode Silent Switcher Architecture, Low EMI, Burst Mode, Tracking, Power Good 3000 200kHz - 3MHz 200kHz - 3MHz 0.0017 1 6 4 0.97 41.8 .98Vin yes no no Constant Frequency Current Mode -40°C to 150°C - 150 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) no yes Matte Tin,Lead
LT8620 1 3.4 65 Buck yes yes E,I,H,MP 3x5 QFN-24,MS-16E 2.5µA Low Ripple Burst Mode Burst Mode, Resistor Set Frequency, External Synchronization, Tracking, Power Good 2200 200kHz to 2.2MHz 200kHz to 2.2MHz 0.0025 1 3.8 2 0.97 64.75 65 no no Constant Frequency Current Mode -40°C to 150°C -55°C to 150°C 150 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) no yes Matte Tin
LT8697 1 5 42 Buck yes yes E,I,H 3x5 QFN-24 USB 5V 2.5A Output, Cable Drop Compensation Cable Drop Compensation, Programmable Output Current Limit, Output Current Monitor, Tracking, Resistor Set Frequency, External Synchronization 2200 300kHz - 2.2MHz 300kHz - 2.2MHz 9 1 4.5 2.5 5 5.25 5.25V yes no no Constant Frequency Current Mode -40°C to 150°C - 150 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) no no Matte Tin
LT8705 1 2.8 80 Buck-Boost, Buck no yes E,I,H,MP 5x7 QFN-38,TSSOP-38 80V VIN and VOUT Synch Buck- Boost, Pin-To-Pin Improved LT8705 Burst Mode, Resistor Set Frequency, External Synchronization, Input Current Regulation, Output Current Regulation, Input Current Monitor, Output Current Monitor, PolyPhase 400 100kHz - 400kHz 100kHz - 400kHz 2.65 1 10 1.3 80 80V no no yes Rsense Constant Frequency Current Mode -40°C to 150°C -55°C to 150°C 150 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) no yes Matte Tin
LT8705A 1 2.8 80 Buck-Boost, Buck no yes E,I,H,MP 5x7 QFN-38,TSSOP-38 80V VIN and VOUT Synchronous 4-Switch Buck- Boost DC/DC Controller Burst Mode, Resistor Set Frequency, External Synchronization, Input Current Regulation, Output Current Regulation, Input Current Monitor, Output Current Monitor, PolyPhase 400 100kHz - 400kHz 100kHz - 400kHz 2.65 1 10 1.3 80 80V no no Rsense Constant Frequency Current Mode -40°C to 150°C -55°C to 150°C 150 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) no no Matte Tin
LTC3126 1 2.4 42 Buck yes yes E,I,H 4x5 QFN-28,TSSOP-28 42V, 2.5A Synchronous Step-Down Regulator with No-Loss Input PowerPath Dual Input, Ideal Diode, Prioritizer, Burst Mode, Power Good 2200 200kHz - 2.2MHz 200kHz - 2.2MHz 0.0055 1 3.9 2.5 0.818 42 Vin no no no Constant Frequency Current Mode -40°C to 150°C -55°C to 150°C 150 - 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) no no Matte Tin
LTC3374A 8 2.25 5.5 Buck yes yes E,I,H 5x7 QFN-38,TSSOP-38 8-Channel Parallelable 1A Buck DC/DCs, /A offers improved efficiency, accuracy and OV pin Burst Mode, 100% Duty Cycle, Resistor Set Frequency, External Synchronization, Temperature Monitor 2000 1MHz - 3MHz 1MHz - 3MHz 0.045 1 1.8 1 0.8 5.5 Vout no no yes Constant Frequency Current Mode -40°C to 150°C - 150 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) no no Matte Tin
LTC3375 8 2.25 5.5 Buck yes yes E,I,H 7x7 QFN-48 8-Channel I2C Programmable, Parallelable 1A Bucks Burst Mode, I2C Control, Tracking, Temperature Monitor, Watchdog Timer, Resistor Set Frequency, External Synchronization 3000 1MHz - 3MHz 1MHz - 3MHz 0.018 1 2.3 1 0.425 5.5 Vin yes no no Constant Frequency Current Mode -40°C to 150°C - 150 - 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) no yes Matte Tin
LTM8045 1 2.8 18 Sepic, Inverting yes no E,I,MP 11.25mm x 6.25mm x 4.92mm BGA Inverting or SEPIC μModule DC/DC Converter with Up to 700mA Output Current Resistor Set Frequency, External Synchronization 2000 200kHz - 2MHz 200kHz - 2MHz 10 1 1.26 1 -15 15 18 15V no yes no - - -55°C to 125°C 125 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) no no SAC305,Tin-Lead
LT8330 1 3 40 Boost, Sepic, Inverting yes no E,I,H 3x2 DFN-8,SOT-23 Low IQ Boost/SEPIC/Inverting Converter with 1A, 60V Switch Burst Mode 2000 0.0055 0.9 1.2 1.6 60 60 60V no no Constant Frequency Current Mode -40°C to 150°C - 150 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) no no Matte Tin,Lead
LT8301 1 2.7 42 Flyback yes no E,I,H,MP SOT-23 42VIN Micropower No-Opto Isolated Flyback Converter with 65V/1.2A Switch Burst Mode, Boundary Mode Operation, No Opto Isolator 0.35 0.8 1.375 65 no no no - -40°C to 150°C -55°C to 150°C 150 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) no yes Lead,Matte Tin
LT3970 1 4.2 40 Buck yes no E,I,H 3x2 DFN-10,MS-10 2.5μA IQ, Integrated Boost & Catch Diodes, -3.3/-3.42/-5 Fixed Vout Burst Mode, Resistor Set Frequency, Power Good 2200 200kHz - 2.2MHz 0.0017 0.7 0.7 0.35 1.21 25 25V no no no Constant Frequency Current Mode -40°C to 150°C - 150 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) no yes Matte Tin
LT3975 1 4 42 Buck yes no E,I,H MS-16E Low Ripple Burst Mode Burst Mode, Resistor Set Frequency, External Synchronization, Power Good 2000 200kHz - 2MHz 250kHz - 2MHz 0.0016 0.7 5.4 2.5 1.197 40.74 42 0.97Vin no no no Constant Frequency Current Mode -40°C to 150°C - 150 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) no yes Matte Tin
LT3976 1 4.3 40 Buck yes no E,I,H 3x5 QFN-24,MS-16E Low Ripple Burst Mode Burst Mode, Resistor Set Frequency, External Synchronization, Power Good 2000 200kHz - 2MHz 250kHz - 2MHz 0.0016 0.7 10 5 1.197 38.8 40 0.97Vin no no no Constant Frequency Current Mode -40°C to 150°C - 150 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) no yes Lead,Matte Tin
LT3990 1 4 60 Buck yes no E,I,H 3x3 DFN-10,MS-16E -3.3/-5 Fixed Output Versions Burst Mode, Resistor Set Frequency, Power Good 2200 200kHz - 2.2MHz 0.0017 0.7 0.7 0.35 1.21 25 25V no no no Constant Frequency Current Mode -40°C to 150°C - 150 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) no yes Matte Tin
LT3995 1 4.3 60 Buck yes no E,I,H MS-16E Ultralow 3.4μA IQ, Low Ripple Burst Mode Burst Mode, External Synchronization, Resistor Set Frequency, Power Good 2000 200kHz - 2MHz 250kHz - 2MHz 0.0016 0.7 6.3 3 1.197 55.8 .93Vin no no no Constant Frequency Current Mode -40°C to 150°C - 150 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) no yes Matte Tin
LT8302 1 2.8 42 Flyback yes no E,I,H,MP SO-8E 42VIN Micropower No-Opto Isolated Flyback Converter with 65V/3.6A Switch Boundary Mode Operation, No Opto Isolator, Burst Mode 0.38 0.5 4.5 65 no no no - -40°C to 150°C -55°C to 150°C 150 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) no no Matte Tin
LT8310 1 6 100 Forward no no E,I,H,MP TSSOP-20 100VIN Forward Converter Controller No Opto Isolator, Resistor Set Frequency, External Synchronization 500 100kHz to 500kHz 100kHz to 500kHz 3.8 0.3 no no no Constant Frequency Resonent Reset Forward -40°C to 150°C -55°C to 150°C 150 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) no no Matte Tin
LT1936 1 3.6 36 Buck yes no E,I,H MS-8 1.4A, 500kHz Step-Down Switching Regulator - 500 1.8 0.1 2.2 1.4 1.2 31.32 0.87VIN no no no Constant Frequency Current Mode -40°C to 150°C - 150 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) no yes Lead,Matte Tin
LT3437 1 3.3 60 Buck yes no E,I,H 3x3 DFN-10,TSSOP-16 60V VIN w/ 80V transients, Burst Mode External Synchronization, Burst Mode 200 240kHz - 700kHz 0.075 0.1 0.65 0.4 1.25 54 .90VIN 80 no no no Constant Frequency Current Mode –40°C to 140°C - 140°C 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) no yes Lead,Matte Tin
LT3470 1 4 40 Buck yes no E,I,H 3x2 DFN-8,SOT-23 Integrated Boost & Catch Diodes, LT3470 5.5V Min Startup, 300mA Iswitch Burst Mode, Integrated Boost Diode Hysteretic 0.025 0.1 0.325 0.2 1.25 16 16V no no no Hysteretic Mode Control -40°C to 150°C - 150 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) no yes Lead,Matte Tin
LT3508 2 3.7 36 Buck yes no E,I,H 4x4 QFN-24,TSSOP-16 Dual 1.4A Buck External Synchronization, Resistor Set Frequency, Anti-Phase Switching, Tracking, Power Good 2500 250kHz - 2.5MHz 250kHz - 2.5MHz 4.3 0.1 2.6 1.4 0.8 35.28 0.98Vin yes no yes Constant Frequency Current Mode -40°C to 150°C - 150 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) no yes Matte Tin
LT3641 2 4 42 Buck yes yes E,I,H 4x5 QFN-28,TSSOP-28 Dual High (42V) and Low (5.5V) Vin Buck, POR & Watchdog Resistor Set Frequency, External Synchronization, Power On Reset, Watchdog Timer, Tracking, Power Good, Soft Start 2500 350kHz - 2.5MHz 350kHz - 2.5MHz 0.275 0.1 2.8 1.3 1.265 40.97 0.97Vin 55 yes no no Constant Frequency Current Mode -40°C to 150°C - 150 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) no yes Matte Tin
LT3686 1 3.6 37 Buck yes no E,I,H 3x3 DFN-10 55V Overvoltage Protection Resistor Set Frequency 2500 300kHz - 2.5MHz 1.1 0.1 2.3 1.2 0.8 30 0.9Vin 55 no no no Constant Frequency Current Mode -40°C to 150°C - 150 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) no yes Matte Tin
LT3686A 1 3.6 37 Buck yes no E,I,H 3x3 DFN-10,MS-12E LT3686A Version Has 60V OVP and External Sync Option Resistor Set Frequency, External Synchronization, Tracking 2500 300kHz - 2.5MHz 300kHz - 2.5MHz 1.1 0.1 2.3 1.2 0.8 37 Vin 60 yes no no Constant Frequency Current Mode -40°C to 150°C - 150 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) no yes Matte Tin
LT3690 1 3.9 36 Buck yes yes E,I,H,MP 4x6 QFN-26 70uA Quiescent Current, Low Ripple Burst Mode Burst Mode, Resistor Set Frequency, External Synchronization, Tracking, Power Good 1500 170kHz to 1.5MHz 170kHz to 1.5MHz 0.07 0.1 6.6 4 0.8 20 20V 60 yes no no Constant Frequency Current Mode -40°C to 150°C -55°C to 150°C 150 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) no yes Matte Tin
LT3757A 1 2.9 40 Boost, Flyback, Sepic, Inverting no no E,I,H,MP 3x3 DFN-10,MS-10E Multi-Topology Controller - Improved Load Transient Over LT3757 Resistor Set Frequency, External Synchronization 1000 100kHz - 1MHz 100kHz - 1MHz 1.6 0.1 25 1.6 350 350 350V no no no Rsense Constant Frequency Current Mode -40°C to 150°C -55°C to 150°C 150 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) no yes Matte Tin
LT3759 1 1.6 42 Boost, Sepic, Inverting no no E,I,H MS-12E Wide Input Voltage Range Boost/SEPIC/Inverting Controller Resistor Set Frequency, External Synchronization, Power Good 1000 100kHz - 1MHz 100kHz - 1MHz 0.35 0.1 25 1.6 42 42 42V no no no Rsense Constant Frequency Current Mode -40°C to 150°C - 150 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) no yes Matte Tin
LT3790 1 4.7 60 Buck-Boost no yes E,I,H,MP TSSOP-38 60V Synchronous 4-Switch Buck-Boost Controller Input Current Monitor, Output Current Monitor, Input Current Regulation, Output Current Regulation, Output Disconnect, PolyPhase, External Synchronization, Resistor Set Frequency 700 200kHz - 700kHz 200kHz - 700kHz 3 0.1 10 1.2 60 60 60V no no yes Constant Frequency Current Mode -40°C to 150°C -55°C to 150°C 150 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) no no Matte Tin
LT3791 1 4.7 60 Buck-Boost, LED Driver no yes E,I,H,MP TSSOP-38 60V 4-Switch Synchronous Buck-Boost LED Driver Controller, OPEN LED Pin Output Disconnect 700 200kHz - 700kHz 200kHz - 700kHz 3 0.1 25 10 1.2 60 60V no no Rsense Constant Frequency Current Mode -40°C to 150°C -55°C to 150°C 150 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) no no Matte Tin
LT3791-1 1 4.7 60 Buck-Boost, Buck no yes E,I,H,MP TSSOP-38 60V 4-Switch Synchronous Buck-Boost Controller, C/10 Termination Flag Resistor Set Frequency, External Synchronization, Input Current Regulation, Output Current Regulation, Input Current Monitor, Output Current Monitor, Output Disconnect 700 200kHz - 700kHz 200kHz - 700kHz 3 0.1 10 1.2 60 60V no no yes Rsense Constant Frequency Current Mode -40°C to 150°C -55°C to 150°C 150 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) no no Matte Tin
LT3840 1 2.5 60 Buck, Inverting no yes E,I,H,MP 4x6 QFN-38,TSSOP-28 Integrated Buck-Boost For Gate Drive Burst Mode, Resistor Set Frequency, External Synchronization, Power Good, Output Current Regulation, Output Current Monitor, Integrated Buck-Boost For Gate Drive 1000 50kHz - 1MHz 50kHz - 1MHz 0.02 0.1 20 20 1.25 60 60 60V no no Rsense Constant Frequency Current Mode -40°C to 150°C -55°C to 150°C 150 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) no yes Matte Tin
LT3988 2 4.1 60 Buck yes no E,I,H MS-16E Dual 1A Buck, 80V OVP, Integrated Boost Diodes Resistor Set Frequency, External Synchronization, Anti-Phase Switching, Tracking 2500 250kHz - 2.5MHz 250kHz - 2.5MHz 1.6 0.1 1.32 1 0.75 59.4 0.99Vin 80 yes no no Constant Frequency Current Mode -40°C to 150°C - 150 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) no yes Matte Tin
LT3999 1 2.7 36 Push-Pull yes no E,I,H,MP 3x3 DFN-10,MS-10E Low Noise, 1A, 1MHz Push-Pull DC/DC Driver with Duty Cycle Control Resistor Set Frequency, External Synchronization 1000 50kHz - 1MHz 50kHz - 1MHz 4.3 0.1 1.4 1 no no no -40°C to 150°C -55°C to 150°C 150 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) no no Matte Tin
LTC3612 1 2.25 5.5 Buck yes yes E,I,H,MP 3x4 QFN-20,TSSOP-20 3A, 4MHz Monolithic Synchronous Step-Down DC/DC Converter Burst Mode, DDR Mode, Active Voltage Positioning, 100% Duty Cycle 4000 Up to 4MHz Up to 4MHz 0.070 0.1 6 3 0.6 5.5 Vin no no no Constant Frequency Current Mode -40°C to 150°C -55°C to 150°C 150 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) no yes Matte Tin
LTC3614 1 2.25 5.5 Buck yes yes E,I,H,MP 3x5 QFN-24 4A, 4MHz Monolithic Synchronous Step-Down DC/DC Converter Burst Mode, Resistor Set Frequency, Tracking, DDR Mode, Power Good, 100% Duty Cycle 4000 Up to 4MHz 0.075 0.1 9 4 0.6 5.5 6 Vin yes no no Constant Frequency Current Mode -40°C to 150°C -55°C to 150°C 150 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) no yes Matte Tin,Lead
LTC3615 2 2.25 5.5 Buck yes yes E,I,H,MP 4x4 QFN-24,TSSOP-24 Selectable 0°/90°/180° (LTC3615) or 140°/180° (LTC3615-1) Burst Mode, Resistor Set Frequency, External Synchronization, Tracking, Anti-Phase Switching, DDR Mode, 100% Duty Cycle 4000 Up to 4MHz Up to 4MHz 0.13 0.1 6 3 0.6 5.5 6 Vin yes no yes Constant Frequency Current Mode -40°C to 150°C -55°C to 150°C 150 LTspice File,LTpowerCAD File DC1435A,DC1572A no no 2010-04-21 $3.95 (LTC3615EUF) 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) no yes Matte Tin,Lead
LTC3616 1 2.25 5.5 Buck yes yes E,I,H,MP 3x5 QFN-24 6A, 4MHz Monolithic Synchronous Step-Down DC/DC Converter Burst Mode, Resistor Set Frequency, External Synchronization, Power Good, DDR Mode, 100% Duty Cycle 4000 Up to 4MHz Up to 4MHz 0.075 0.1 12 6 0.6 5.5 Vin yes no no Constant Frequency Current Mode -40°C to 150°C -55°C to 150°C 150 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) no yes Matte Tin
LTC3624 1 2.7 17 Buck yes yes E,I,H 3x3 DFN-8,MS-12E 3.5uA IQ, LTC3621-X Offer 1MHz/2.25MHz or 3.3V/5V Fixed Vout Burst Mode, 100% Duty Cycle, External Synchronization 2250 1MHz or 2.25MHz 0.0035 0.1 3 2 0.6 17 Vin no no Constant Frequency Current Mode -40°C to 150°C - 150 LTspice File,LTpowerCAD File DC2005A,DC2359A yes no 2014-02-03 $2.95 (LTC3624EMSE-2) 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) no yes Matte Tin
LTC3412A 1 2.25 5.5 Buck yes yes E,I,MP 4x4 QFN-16,TSSOP-16 3A, 4MHz, Monolithic Synchronous Step-Down Burst Mode, Resistor Set Frequency, External Synchronization, Power Good, 100% Duty Cycle 4000 300kHz - 4MHz 300kHz - 4MHz 0.064 0.02 6 3 0.8 5.5 Vin no no Constant Frequency Current Mode - -55°C to 125°C 125 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) no yes Lead,Matte Tin
LTC3414 1 2.3 5.5 Buck yes yes E,I,MP TSSOP-20 Synchronous, 100% Duty Cycle Burst Mode, Resistor Set Frequency, External Synchronization, Power Good, 100% Duty Cycle 4000 300kHz - 4MHz 300kHz - 4MHz 0.064 0.02 8 4 0.8 5.5 Vin no no Constant Frequency Current Mode - -55°C to 125°C 125 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) no yes Lead,Matte Tin
LT3481 1 3.6 36 Buck yes no E,I,H 3x3 DFN-10,MS-10E Low Ripple Burst Mode, IQ<50μA Burst Mode, Resistor Set Frequency, External Synchronization, Power Good 2800 300kHz - 2.8MHz 275kHz - 475kHz 0.05 0.01 3.8 2 1.265 20 20V no no no Constant Frequency Current Mode -40°C to 150°C - 150 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) no yes Lead,Matte Tin
LT3514 3 3.2 36 Buck yes no E,I 4x5 QFN-28,TSSOP-24 Triple Step-Down (2A, 1A, 1A) with 100% Duty Cycle Resistor Set Frequency, External Synchronization, Anti-Phase Switching, Tracking, 100% Duty Cycle, Power Good 2200 350kHz to 2.2MHz 350kHz to 2.2MHz 2.7 0.01 3.5 2 0.8 36 Vin yes no no Constant Frequency Current Mode -40°C to 150°C - 150 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) no no Matte Tin
LT3645 2 3.6 36 Buck, LDO yes no E,I,H 3x3 QFN-16,MS-12E 36V 500mA Step-Down Regulator and 200mA LDO Overvoltage Protection, LDO, Power Good 750 1.4 0.01 1 0.5 0.8 16 16V 55 no no no Constant Frequency Current Mode -40°C to 150°C - 150 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) no yes Matte Tin
LT3663 1 7 36 Buck yes no E,I,H 2x3 DFN-8,MS-8 LT3663 1.5MHz, LT3663-X Fixed 5V/3.3Vout and 1MHz Programmable Output Current Limit 1500 2.4 0.01 2 1.2 0.8 5.5 5.5V no no no Constant Frequency Current Mode -40°C to 150°C - 150 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) no yes Matte Tin
LT3667 3 4.3 40 Buck, LDO, LDO yes no E,I,H 3x5 QFN-24,MS-16E 60V Transient Protection, Dual LDO Burst Mode, Resistor Set Frequency, External Synchronization, Power Good 2200 250kHz - 2.2MHz 300kHz - 2.2MHz 0.040 0.01 0.75 0.4 1.2 38.6 60 no no no Constant Frequency Current Mode -40°C to 150°C - 150 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) no no Matte Tin
LT3688 2 3.8 36 Buck yes no E,I,H 4x4 QFN-24,TSSOP-24 Dual 800mA Step-Down, POR & Watchdog, Burst Mode Burst Mode, Watchdog Timer, Power On Reset, Resistor Set Frequency, External Synchronization 2200 350kHz - 2.2MHz 350kHz - 2.2MHz 0.065 0.01 1.7 0.8 0.8 32.4 0.9Vin no no no Constant Frequency Current Mode -40°C to 150°C - 150 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) no yes Matte Tin
LT3689 1 3.4 38 Buck yes no E,I,H 3x3 QFN-16,MS-16E POR and Watchdog Timer Burst Mode, Resistor Set Frequency, External Synchronization, Watchdog Timer 2200 350kHz - 2.2MHz 350kHz - 2.2MHz 0.05 0.01 1.55 0.7 0.8 34.2 0.9Vin 60 no no no Constant Frequency Current Mode -40°C to 150°C - 150 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) no yes Matte Tin
LT3689-5 1 3.4 38 Buck yes no E,I,H 3x3 QFN-16,MS-16E POR and Watchdog Timer, 5V Fixed Output Burst Mode, Resistor Set Frequency, External Synchronization, Watchdog Timer 2200 350kHz - 2.2MHz 350kHz - 2.2MHz 0.05 0.01 1.55 0.7 5 5 5V 60 no no no Constant Frequency Current Mode -40°C to 150°C - 150 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) no yes Matte Tin
LT3695 1 3.6 36 Buck yes no E,I,H MS-16E 60V Transient Protection Burst Mode, Resistor Set Frequency, External Synchronization, Power Good 2200 250kHz - 2.2MHz 300kHz - 2.2MHz 0.075 0.01 1.6 1 0.8 20 20V 60 no no no Constant Frequency Current Mode -40°C to 150°C - 150 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) no yes Matte Tin
LT8471 2 2.6 50 Buck, Boost, Sepic, Zeta, Flyback, Inverting yes no E,I,H 4x5 QFN-28,TSSOP-20 Dual, Multitopology (Buck/Boost/SEPIC/Inverter/Flyback) External Synchronization, Resistor Set Frequency, Anti-Phase Switching, Power Good 2000 100kHz - 2MHz 100kHz - 2MHz 2.4 0.01 2.55 1.6 0.789 50 50 50V yes no no Constant Frequency Current Mode -40°C to 150°C - 150 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) no no Matte Tin
LTC3122 1 0.5 5.5 Boost yes yes E,I,H 4x3 DFN-12,MS-12E 15V, 2.5A Synchronous Step-Up DC/DC Converter with Output Disconnect Burst Mode, Output Disconnect, Resistor Set Frequency, External Synchronization 3000 Up to 3MHz Up to 3MHz 0.025 0.01 3.5 2.2 15 15 15V no no no Constant Frequency Current Mode -40°C to 150°C - 150 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) no yes Matte Tin
LTC3404 1 2.65 6 Buck yes yes E,I,MP MS-8 100% Duty Cycle Burst Mode, External Synchronization, 100% Duty Cycle 1400 1MHz - 1.7MHz 0.01 0.01 1 0.6 0.8 6 Vin no no no Constant Frequency Current Mode - -55°C to 125°C 125 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) no yes Lead,Matte Tin
LT3512 1 4.5 100 Flyback yes no E,I,H,MP MS-16 Monolithic High Voltage Isolated Flyback Converter Boundary Mode Operation, No Opto Isolator 650 3.5 0 0.6 150 150 150V no no no - -40°C to 150°C -55°C to 150°C 150 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 ) no yes Matte Tin
LT3580 1 2.5 32 Boost, Sepic, Inverting yes no E,I,H,MP 3x3 DFN-8,MS-8 Boost/Inverting DC/DC Converter with Soft-Start External Synchronization, Resistor Set Frequency 2500 200kHz - 2.5MHz 200kHz - 2.5MHz 1 0 2.5 5 42 42 no no no Constant Frequency Current Mode -40°C to 150°C -55°C to 125°C 150 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) no yes Matte Tin,Lead
LT3581 1 2.3 22 Boost, Sepic, Flyback, Inverting yes no E,I,H 4x3 DFN-14,MS-16E 3.3A Boost/Inverting DC/DC Converter Resistor Set Frequency, External Synchronization, Output Short Circuit Protection 2500 Up to 2.5MHz Up to 2.5MHz 1.9 0 4.3 1.215 42 42 42V no no no Constant Frequency Current Mode -40°C to 150°C - 150 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) no yes Matte Tin
LT3748 1 5 100 Flyback no no E,I,H,MP MS-16 100V Isolated Flyback Controller Boundary Mode Operation, No Opto Isolator 1.3 0 25 no no no - -40°C to 150°C - 150 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 ) no yes Matte Tin
LTC3111 1 2.5 15 Buck-Boost yes yes E,I,H,MP 4x3 DFN-14,MS-16E 15V, 1.5A Synchronous Buck-Boost DC/DC Converter Burst Mode, External Synchronization 800 600kHz - 1.5MHz 0.055 0 1.4 2.5 15 15V no no no - -40°C to 150°C -55°C to 150°C 150 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) no no Matte Tin
LTC3112 1 2.7 15 Buck-Boost yes yes E,I,H,MP 5x4 DFN-16,TSSOP-20 15V, 2.5A Synchronous Buck-Boost DC/DC Converter External Synchronization, Burst Mode, Power Good, Output Disconnect 1500 300kHz - 1.5MHz 0.05 0 2.5 2.5 14 15 14V no no no Constant Frequency Current Mode -40°C to 150°C -55°C to 150°C 150 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) no yes Matte Tin
LT3511 1 4.5 100 Flyback yes no E,I,H,MP MS-16 Monolithic High Voltage Isolated Flyback Converter Boundary Mode Operation, No Opto Isolator 650 2.7 0.25 150 150 150V no no no - -40°C to 150°C -55°C to 150°C 150 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 ) no yes Matte Tin,Lead
LT4430 1 3 20 Optocoupler Driver no no E,I,H,MP SOT-23 Secondary-Side Optocoupler Driver - 1.9 2.3 no no no - -40°C to 150°C -55°C to 150°C 150 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) no yes Lead,Matte Tin
LTC3589 8 2.7 5.5 Buck, Buck-Boost yes yes E,I,H 6x6 QFN-40 8-Output I2C Regulator, PGOOD Timeout Enabled, 50ms PWR_ON to Wake Delay I2C Control, Selectable Switching Frequency, Adjustable Slew Rate, Pushbutton Reset, Power Good 2250 1.12MHz or 2.25MHz 0.3 2.7 1.6 0.75 5 6 5V yes no no - -40°C to 150°C - 150 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) no yes Matte Tin
LTC3589-1 8 2.7 5.5 Buck, Buck-Boost yes yes E,I,H 6x6 QFN-40 8-Output I2C Regulator, PGODD Timeout Disabled, 2ms PWR_ON to Wake Delay I2C Control, Selectable Switching Frequency, Adjustable Slew Rate, Pushbutton Reset, Power Good 2250 1.12MHz or 2.25MHz 0.3 2.7 1.6 0.75 5 6 5V yes no no - -40°C to 150°C - 150 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) no yes Matte Tin
LTC3589-2 8 2.7 5.5 Buck, Buck-Boost yes yes E,I,H 6x6 QFN-40 8-Output I2C Regulator, PGOOD Timeout Disabled, 2ms PWR_ON to Wake Delay, No Wait to Enable I2C Control, Selectable Switching Frequency, Adjustable Slew Rate, Pushbutton Reset, Power Good 2250 1.12MHz or 2.25MHz 0.3 2.7 1.6 0.75 5 6 5V yes no no - -40°C to 150°C - 150 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) no yes Matte Tin
LTC3722-1 1 10.5 75 Full Bridge no yes E,I,H SSOP-24 Synchronous Dual Mode Full Bridge Controllers, LTC3722-1 Current Mode Adaptive Zero Voltage Switching 1000 7 40 40 5 5 3V, 5V, 12V and higher no no no - -40°C to 150°C - 150 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) no no Lead,Matte Tin
LTC3722-2 1 10.5 75 Full Bridge no yes E,I SSOP-24 Synchronous Dual Mode Full Bridge Controllers, LTC3722-2 Current Mode Adaptive Zero Voltage Switching 1000 7 40 no no no - -40°C to 150°C - 150 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) no no Lead,Matte Tin
LTC3765 1 8 75 Forward no yes E,I,H,MP MS-16E Active Clamp Forward Controller and Gate Driver - 1.7 25 no no no - -40°C to 150°C -55°C to 150°C 150 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) no no Matte Tin
LTC3803 1 9.2 75 Flyback no no E,I,H,MP SOT-23 SOT-23 Flyback Controller, LTC3803 8.7V Turn On Voltage, 200kHz - 200 0.24 2 0.8 3, 5, 12 and higher no no no - -40°C to 150°C -55°C to 150°C 150 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) no yes Lead,Matte Tin
LTC3803-3 1 9.2 75 Flyback no no E,I,H,MP SOT-23 SOT-23 Flyback Controller, LTC3803-3 8.7V Turn On Voltage, 300kHz - 300 0.24 2 0.8 no no no - -40°C to 150°C -55°C to 150°C 150 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) no yes Matte Tin,Lead
LTC3803-5 1 5.7 75 Flyback no no E,I,H,MP SOT-23 SOT-23 Flyback Controller, LTC3803-5 4.8V Turn On Voltage, 200kHz - 200 0.24 2 0.8 3, 5, 12 and higher no no no - -40°C to 150°C -55°C to 150°C 150 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) no yes Lead,Matte Tin