External Power Switch Buck Controllers Try our new parametric tables

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Number of Outputs Vin Min Vin Max Output Current Max Phases Sense Resistor Comments Packages Synchronous Vout Min Frequency Frequency Adjust Range Frequency Sync Range Isupply Ishutdown Features Architecture Vout Max Vref Accuracy Over Temp Temp Range Polyphase Topology Monolithic Switch Current Topology 1 Topology 2 Output Current 2 Vout Min 2 Vout Max 2 Topology 3 Output Current 3 Vout Min 3 Vout Max 3 Topology 4 Output Current 4 Design Tools Demo Boards Featured New Date Added Price 1k* Product Category Package Area Package Height Terminal Finish Export Control Auto & Transport
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	Number of Outputs	Vin Min	Vin Max	Output Current	Max Phases	Sense Resistor	Comments	Packages	Synchronous	Vout Min	Frequency	Frequency Adjust Range	Frequency Sync Range	Isupply	Ishutdown	Features	Architecture	Vout Max	Vref Accuracy Over Temp	Temp Range	Polyphase	Topology	Monolithic	Switch Current	Topology 1	Topology 2	Output Current 2	Vout Min 2	Vout Max 2	Topology 3	Output Current 3	Vout Min 3	Vout Max 3	Topology 4	Output Current 4	Design Tools	Demo Boards	Featured	New	Date Added	Price 1k*	Product Category	Package Area	Package Height	Terminal Finish	Export Control	Auto & Transport
Units		V	V	A	#				yes/no	V	kHz			mA	µA			V	%		yes/no		yes/no	A			A	V	V		A	V	V		A								mm²	mm		yes/no
Selection (hold Ctrl key to select multiple, hold Shift key to select range)	0 1 2 3 4	-80 1.2 1.5 2 2.2 2.5 2.65 2.7 2.75 2.8 3 3.15 3.3 3.5 3.7 4 4.35 4.5 5 6 6.2 9.3	-4.5 4.5 5.5 7 8 8.5 9.8 10 13.2 20 22 24 28 30 32 36 38 60 100 140	5 6 10 15 20 25 30 40 60 65 80 90	1 2 3 4 6 8 9 12	DCR None Rsense Sub-Milliohm DCR Sub-milliohm DCR	100% Duty Cycle 150V Low IQ, Synchronous Step-Down DC/DC Controller 2-Phase Synchronous Step-Down DC/DC Controller with Diffamp 3-Phase, 600kHz, Synchronous Buck Controller 3-Phase, 600kHz, Synchronous Buck Controller H Grade 3-Phase, Single Output Synchronous Step-Down with Diff Amp 300μA IQ, Dual 2-Phase Sync Buck, LTC3868 Adj Current Limit, CLKOUT, Two PGOOD 300μA IQ, Dual 2-Phase Synch Buck, LTC3868-1 Fixed Current Limit, One PGOOD 30uA Iq, LTC3826 Clock Out Pin, Two PGOOD Outputs 30uA Iq, LTC3826-1 No Clock Out Pin, One PGOOD 30μA IQ Step-Down Controller, CLKOUT, EXTVCC, PGOOD Pins 30μA IQ Step-Down Controller, LTC3834-1 Offers Smaller Package 50μA IQ, 60V Synchronous Step-Down Controller 60V Dual Output Step-Down Controller with Digital Power System Management 60V High Current Step-Down LED Driver Controller 60V Low IQ Step-Down DC/DC Controller with 100% Duty Cycle 60V Low IQ, Dual, 2-Phase Synch Buck Controller, Fixed ILIM 60V Low IQ, Dual, 2-Phase Synch Buck Controller, PGOOD, Select ILIM 60V Low IQ, Dual, 2-Phase Synch Buck Controller, PGOOD, Select ILIM, Pulse Skip 60V Low IQ, Triple Output, Buck/Buck/Boost Synchronous Controller 80uA Iq, LTC3827 Clock Out Pin, Two PGOOD Outputs 80uA Iq, LTC3827-1 No Clock Out Pin, One PGOOD 80μA IQ Step-Down Controller, CLKOUT, EXTVCC, PGOOD Pins 80μA IQ Step-Down Controller, LTC3835-1 Offers Smaller Package All N-Channel FETs, No Rsense, LTC3822 Internal Soft Start Bidirectional PolyPhase Synchronous Buck or Boost Controller Buck Controller with LDO Burst Mode Constant Current, Constant Voltage Step-Down Constant Frequency Current Mode Step-Down DC/DC Controller in SOT-23 Differential Remote Sense and Nonlinear Control Dual 170μA IQ Buck Controller, LTC3858 CLKOUT, Two PGOOD, Latch Off Dual 170μA IQ Buck Controller, LTC3858-1 One PGOOD, Latch Off Dual 2-Phase Synchronous Controller Dual 2-Phase, No RSENSE Low VIN Synchronous Controller Dual 50μA IQ Buck Controller, LTC3857 CLKOUT, Two PGOOD, Foldback Dual 50μA IQ Buck Controller, LTC3857-1 One PGOOD, Foldback Dual Constant Frequency Current Mode Step-Down Dual Fast Step Down Controller with Differential Output Sensing Dual Output PolyPhase Step-Down Controller with Sub MilliOhm DCR Sensing and Digital Power System Management Dual Output PolyPhase Voltage Mode Step-Down with PSM Dual Output PolyPhase Voltage Mode Step-Down with PSM, Dedicated PGOOD Dual Output Voltage Mode Step-Down Controller Dual Phase Step-Down Synchronous Controller with VID Output Voltage Programming and Low Value DCR Sensing Dual PolyPhase Step-Down with Digital PSM, /-1 drives external DrMOS Dual PolyPhase, Power System Management, LTC3880-1 external 5V supply Dual Synchronous Buck And One Boost Controller Dual Synchronous Buck Controller, Tracking, Fast Transient Dual Synchronous Controller Dual Tracking Synchronous 2-Phase DC/DC Dual, 2-Phase Step-Down Controller with Tracking Dual, 2-Phase Step-Down Switching Controller Dual, 2-Phase Synchronous Step-Down Controller Dual, 2-Phase, Low Value DCR Sensing and Temp Comp Dual, 550kHz, 2-Phase Synchronous Regulator Dual, Multiphase Buck Controller, 1 Diff Amp, 2mV Sense Accuracy Dual, Multiphase Buck Voltage Mode Controller, 1 Diff Amp, 1.25mV Sense Accuracy Dual, Multiphase Buck Voltage Mode Controller, 2 Diff Amp, 1.25mV Sense Accuracy Dual, Multiphase Controller for Sub-Milliohm DCR Sensing Dual, Multiphase Synchronous Controller with Diff. Remote Sense Dual, Non-Synchronous Step-Down Controller Fast 2-Phase, No Rsense with Tracking/Sequencing Fast No Rsense Step-Down with Margining, Tracking and PLL Fast No Rsense, Differential Output Sensing, Tracking and PLL Fast, 2-Phase, Single-Output Step-Down, Differential Output Sensing Fast, Accurate Step-Down DC/DC with Differential Output Sensing Fast, Wide Operating Range No RSENSE Step-Down Controller Fast, Wide Operating Range No Rsense Step-Down Controller High Efficiency, 2-Phase Synchronous Step-Down Switching Regulator High Power Step-Down Synchronous Step-Down High Speed Dual, Multiphase Step-Down High Voltage Step-Down With 40uA Quiescent Current High-Voltage Synchronous Current Mode Step-Down Integrated Buck-Boost For Gate Drive LT3845A Offers Improved Performance LTC1735-1 Offers Power Good Flag LTC1772B Disables Burst Mode LTC3703 100Vin, 9.3V to 15V MOSFET Gate Drive, UV+ 8.7V, UV- 6.2V LTC3703 60Vin, 4.5V to 15V MOSFET Gate Drive, UV+ 3.7V, UV- 3.1V LTC3707-SYNC Offers PLL For External Synchronization LTC3727 Vout 0.8V to 14V, Latch Off, 180ns Min On Time LTC3727-1 Vout 0.8V to 14V, No Latch Off, 180ns Min On Time LTC3727A-1 Vout 0.8V to 14V, No Latch Off, 120ns Min On Time LTC3736 204mV Vsense Max, 1.5% Accurate Vref, Burst Mode LTC3736-1 204mV Vsense Max, Spread Spectrum, No Ext. Synchronization LTC3736-2 345mV Vsense Max, 1% Accurate Vref LTC3801B Disables Burst Mode LTC3810 Vin 6.2V to 100V, 10V Driver Voltage, Tracking, External Synchronization LTC3810-5 Vin 4.35V to 60V, 5.5V Driver Voltage, Tracking, External Synchronization LTC3822-1 Selectable Continuous/Pulse Skip/Burst Mode, Tracking, PLL, PGOOD LTC3830-1 Replaces SHDN With Soft-Start (SS) Pin LTC3832-1 Does Not Offer Current Limit, Frequency Adjust, Shutdown LTC3838-1 Dual Differential Output Sensing LTC3838-2 Ext. Reference, Dual Differential Output Sensing LTC3850-1 Replaces ILIM With EXTVCC LTC3850-2 Same Function as LTC3850-1, Different Pinout LTC3858-2 OVP Crowbar and Short Circuit Latch-Off Disabled LTC3890 Adj. Current Limit, Multi-Phase, Current Limit Foldback LTC3890-1 No Multi-Phase, Current Limit Foldback, Forced Continuous LTC3890-2 Adj. Current Limit, Multi-Phase, Pulse Skip, Can Make Boost/SEPIC LTC3890-3 Pulse Skipping, Can Make Boost/SEPIC Low IQ, 38V Synchronous Boost+Buck Controller Low IQ, 60V Synchronous Boost+Buck Controller Low IQ, Synchronous Step-Down Controller with 24V Output Voltage Capability Low Input Voltage, Synchronous Step-Down Controller Low Q Current, 1.5% Accurate Vref Low Vin Step Down Controller Low Vin, Adjustable or Fixed 2.5Vout Negative Input Synchronous Multi-Topology DC/DC Controller No RSENSE, 100% Duty Cycle, LTC3772 Offers Burst Mode No Rsense No Rsense, 100% Duty Cycle, LTC3772B Disables Burst Mode No Rsense, LTC3809 PLL, PGOOD, Spread Spectrum For Low EMI No Rsense, LTC3809-1 Offers Tracking Optional Rsense, Output Tracking Optional Rsense, PLL, Spread Spectrum For Low EMI, Tracking, Power Good PLL, LTC3851A Adjustable Current Limit PLL, LTC3851A-1 PGOOD Pin Pin Selectable Outputs, LTC3865 Adjustable Current Limit Pin Selectable Outputs, LTC3865 Two PGOOD, No Adjustable Current Limit PolyPhase Operation Up to 12 Phases PolyPhase Step-Down Slave Controller for Digital Power System Management PolyPhase Up To 12 Phases, LTC3729L-6 Offers 0.6V Reference, 30Vin Max Power Good Output Voltage Monitor (LTC1778) Provides 5V for N-CH MOSFET Gate Drive Quad Multiphase Step-Down Voltage Mode, /-1 Lower Current Sense Amp Gain SO-8 N-Channel Switching Regulator Controller Single Phase, Digital Power System Management Slave Controller for LTC3880/LTC3883 with PSM Slave Controller with Sub-Milliohm DCR Sensing Small Footprint, Wide Vin Range Synchronous Step-Down Controller Small package, high frequency Sub Milliohm DCR Sensing Synchronous Step-Down Controller, LDO Controller Triple Buck/Buck/Boost Synch Controller, Improved Burst Mode Triple Output Synchronous Tracking 3-Phase Buck Triple Output, Multiphase Synchronous Buck Controller Valley Mode, No Rsense Vin 4.35V to 60V, 5.5V Driver Voltage Voltage Mode DC/DC Controller Wide Input Voltage Range, Burst Mode Wide Operating Range, No RSENSE Step-Down Wide Vin, Burst Mode	3x2 DFN-12 3x2 DFN-8 3x3 DFN-10 3x3 DFN-12 3x3 QFN-16 3x4 QFN-20 3x5 QFN-24 4x3 DFN-12 4x3 DFN-14 4x4 QFN-20 4x4 QFN-24 4x4 QFN-28 4x5 QFN-20 4x5 QFN-28 4x6 QFN-38 5x3 DFN-16 5x5 QFN-32 5x6 QFN-36 5x7 QFN-38 5x9 QFN-58 6x6 QFN-40 7x7 LQFP-48 7x7 QFN-44 7x7 QFN-48 7x8 QFN-52 MS-10 MS-10E MS-12E MS-16E MS-8 SO-16 SO-8 SOT-23 SSOP-16 SSOP-24 SSOP-28 SSOP-36 TSSOP-16 TSSOP-20 TSSOP-24 TSSOP-28 TSSOP-38	no yes	0.5 0.6 0.8 1.19 1.2 1.23 1.231 1.234 1.25 1.265 2 4	0 150 200 250 300 400 500 530 550 600 650 700 720 750 770 780 850 900 1000 1200 1250 1500 2000 2250	100kHz - 1MHz 100kHz - 500kHz 100kHz to 1MHz 100kHz to 600kHz 100kHz to 750kHz 115kHz - 835kHz 150kHz - 300kHz 200kHz - 1.2MHz 200kHz - 1MHz 200kHz - 2MHz 200kHz - 600kHz 200kHz to 2MHz 220kHz, 400kHz, 560kHz 250kHz - 1.25MHz 250kHz - 1MHz 250kHz - 2.25MHz 250kHz - 530kHz 250kHz - 720kHz 250kHz - 750kHz 250kHz - 770kHz 250kHz - 780kHz 250kHz to 750kHz 300kHz - 750kHz 300kHz, 500kHz, 750kHz 300kHz, 550kHz, 750kHz 330kHz, 550kHz, 750kHz 50kHz - 1MHz 50kHz - 850kHz 50kHz - 900kHz 50kHz to 500kHz 50kHz to 900kHz 75kHz - 850kHz Up to 2.25MHz Up to 2MHz Up to 500kHz Up to 750kHz Valley Current Mode	100kHz - 1MHz 100kHz - 500kHz 100kHz - 600kHz 100kHz to 1MHz 100kHz to 750kHz 140kHz - 650kHz 150kHz - 300kHz 150kHz to 225kHz 150kHz to 900kHz 160kHz - 700kHz 200kHz - 1.2MHz 200kHz - 1MHz 200kHz - 2MHz 200kHz - 600kHz 200kHz to 2MHz 250kHz - 1.25MHz 250kHz - 1MHz 250kHz - 2.25MHz 250kHz - 500kHz 250kHz - 550kHz 250kHz - 600kHz 250kHz - 720kHz 250kHz - 750kHz 250kHz - 770kHz 250kHz - 780kHz 250kHz - 850kHz 250kHz to 550kHz 260kHz - 550kHz 330kHz - 750kHz 50kHz - 1MHz 50kHz - 900kHz 60kHz to 460kHz 75kHz - 750kHz 75kHz - 850kHz 75kHz to 750kHz 75kHz to 850kHz Up to 1MHz Up to 2.25MHz Up to 500kHz Up to 600kHz Up to 750kHz	0.01 0.016 0.02 0.03 0.033 0.034 0.039 0.04 0.05 0.055 0.06 0.08 0.12 0.17 0.195 0.2 0.21 0.225 0.27 0.3 0.34 0.35 0.36 0.4 0.45 0.46 0.47 0.475 0.5 0.58 0.67 0.7 0.85 0.9 1 1.1 1.2 1.3 1.35 1.4 1.5 1.7 1.8 2 2.2 2.3 2.4 2.5 2.8 3 3.2 3.5 4 4.1 4.5 4.6 5 6.5 7 7.3 8 9 10.5 14 20 23 26 30 32 60	0 0.01 0.1 0.2 0.6 1 1.8 2 3.6 4 5 6 6.5 7 7.5 8 9 10 14 15 16 18 20 25 30 33 40 42 50 75 100 140 224 240 250 1100	- 100% Duty Cycle ADC Active Voltage Positioning Anti-Phase Switching Bidirectional Burst Mode Current Monitor DCR Current Sense Differential Remote Sense EEPROM External Synchronization Fault Logging Fixed Output I2C Control Integrated Buck-Boost For Gate Drive Internal Temp Monitor LDO Margining No FET Drivers No Rsense Nonlinear Control Output Current Monitor Output Current Regulation PLL PMBus Phase Shedding Pin Selectable Output Voltage PolyPhase Power Good Resistor Set Frequency Selectable Switching Frequency Sequencing Soft Start Spread Spectrum Sub-Milliohm DCR Current Sense Supervisor Tracking True Color PWM Dimming VID Voltage Programming Voltage Monitor	Advanced Constant Frequency Current Mode Average Output Current Control Constant Frequency Current Mode Constant Frequency Valley Current Mode Constant Frequency Voltage Mode Constant Off-Time Current Mode Constant On-Time Valley Current Mode Controlled On-Time Valley Current Mode Valley Current Mode	3.3 3.5 4.365 4.45 4.455 5 5.25 5.5 6 7 7.28 8.5 9.8 10 12.5 13.5 13.8 14 18 24 27 28.8 30 30.4 32.4 34 34.2 36 55 55.8 59.4 60 80 93 100	0 0.5 0.66 0.67 0.75 0.83 0.875 1 1.2 1.25 1.3 1.5 1.9 2 2.5 3 3.75	C E H I MP	no yes	Boost Buck Flyback Inverting LDO LED Driver Sepic	no	5 6 10 15 20 25 30 40 60 65 80 90 240	Boost Buck Inverting Sepic	- Boost Buck LDO	0 0.15 2 5 15 20 25 30 40	0 0.5 0.6 0.8 2.8	0 5 5.25 5.5 13.5 13.8 14 24 34 59.4	- Boost Buck	0 25 30	0 0.6 0.8 1.2	0 5 13.5 60	Buck	0 30	- LTpowerCAD File LTpowerCAD Model LTpowerPlay LTspice File LTspice Model Linduino File	- DC1014A DC1021A DC1035A DC1081A DC1105A DC1107A DC1126A DC1168A DC1184A DC1185A-A DC1185B-A DC1185B-B DC1231A-A DC1231A-B DC1235A DC1244A DC1254A DC1270A DC1271A DC1289A DC1290A-A DC1290A-B DC1292A DC1344A DC1345A DC1346A DC1349A DC1352A-A DC1352A-B DC1381A-A DC1381A-B DC1432A-A DC1432A-B DC1441A DC1450A DC1479A DC1480A DC1487A DC1510A-A DC1510A-B DC1516A-A DC1516A-B DC1530A DC1580A DC1586A DC1590B-A DC1590B-B DC1602A DC1617A-A DC1617A-B DC1619A DC1626A-A DC1626A-B DC1632A DC1640A-A DC1640A-B DC164A DC1675A DC1695B DC1709A DC1722A DC1740A-A DC1740A-B DC1753A-A DC1753B-A DC1753B-B DC1755A DC1771A DC1778B-A DC1798A-A DC1798A-B DC1801A-A DC1801A-B DC1807A-A DC1807A-B DC1822A DC1829A DC1831A DC1898A DC1909A DC1928A DC1936A DC1940A DC1962C DC1962C-KIT DC1997A-A DC1997A-B DC1998A DC2000A DC2002A DC2008A DC2052A DC2055A DC2084A DC2088A DC2089A-A DC2089A-B DC2111A-A DC2111A-B DC2117A DC2122A DC2142A DC2148A DC2155A-A DC2155A-B DC2165A DC2174A-A DC2174A-B DC2190A-A DC2190A-B DC2221A DC2225A DC2229A-A DC2229A-B DC222A DC2236A-A DC2236A-B DC2252A-A DC2252A-B DC2263A-A DC2263A-B DC2277A DC2283A DC2291A DC2298A DC2299A-A DC2299A-B DC2312A-A DC2312A-B DC232A DC2348A-A DC2348A-B DC2380A-A DC2380A-B DC2380A-C DC2394A DC2422A-A DC2422A-B DC2422A-C DC2434A DC2435A-A DC2435A-B DC2435A-C DC2454A DC247A DC2493A DC267A DC270A DC275A DC279A-B DC309A DC324A DC337A DC357A-A DC357A-B DC378A DC385A DC386A DC389A-A DC389A-B DC389A-C DC392A-B DC392A-C DC412A DC424A DC431A DC438A DC447A DC455A DC457B DC463A DC469A DC469B DC473A DC493A DC501A DC509B DC542A DC558A DC561A-A DC561A-B DC623A DC653A DC663A DC664A DC720A DC721A-A DC736A DC769A DC774A DC793A DC802A DC803A DC836A DC868A DC882A DC884A DC898A-A DC898A-B DC899A DC908A DC913A DC922A DC924A DC927A DC947A DC952A DC960A DC965A DC967B DC971A DC972A DC974A DC980A/B	no yes	no yes	1998-07-20 1999-01-15 1999-02-12 1999-06-17 1999-07-12 1999-09-29 1999-10-04 2000-02-28 2000-07-28 2000-10-30 2000-11-14 2001-02-25 2001-07-24 2001-09-05 2001-11-26 2002-01-04 2002-01-11 2002-04-01 2002-05-21 2002-06-24 2002-12-03 2003-06-20 2003-12-11 2003-12-24 2004-01-13 2004-03-16 2004-04-25 2004-05-25 2004-12-21 2005-01-06 2005-03-30 2005-04-12 2005-05-05 2005-05-10 2005-05-17 2005-08-22 2005-12-15 2006-04-12 2006-05-26 2006-06-29 2006-10-04 2006-10-25 2006-11-03 2006-11-29 2006-12-05 2006-12-22 2007-04-17 2007-04-19 2007-05-26 2007-06-18 2007-07-06 2007-07-13 2007-08-27 2007-11-16 2007-12-04 2008-08-18 2008-09-05 2009-01-19 2009-03-10 2009-05-08 2009-07-08 2009-07-28 2009-10-21 2009-10-26 2010-02-02 2010-02-05 2010-02-25 2010-03-09 2010-04-26 2010-05-13 2010-10-15 2010-10-18 2010-10-25 2010-11-02 2010-11-24 2011-01-20 2011-02-07 2011-07-26 2011-10-28 2011-12-20 2012-01-25 2012-01-26 2012-08-13 2012-08-16 2012-10-09 2012-10-23 2012-11-13 2013-01-23 2013-01-24 2013-02-12 2013-02-14 2013-10-18 2013-11-27 2013-12-20 2014-02-10 2014-03-03 2014-07-29 2014-08-11 2014-12-31 2015-02-02 2015-03-16 2015-04-01 2015-07-20 2015-07-27 2015-09-28 2015-10-08 2015-10-13 2015-11-10 2016-01-25 2016-03-16 2016-03-23 2016-09-01	$1.55 (LTC3822EDD) $1.65 (LTC3854EDDB) $1.71 (LTC3851AEGN) $1.71 (LTC3851AEMSE-1) $1.71 (LTC3878EGN) $1.75 (LTC3822EDD-1) $1.76 (LTC3879EMSE) $1.79 (LTC3775EMSE) $1.81 (LTC1772CS6) $1.85 (LTC1622CS8) $1.91 (LTC1772BES6) $1.91 (LTC3772BEDDB) $1.91 (LTC3772EDDB) $1.95 (LT3740EDHC) $1.95 (LTC3824EMSE) $1.95 (LTC3852EUDD) $2.01 (LTC3801BES6) $2.01 (LTC3801ES6) $2.06 (LTC3864EDE) $2.30 (LT3742EUF) $2.30 (LTC3807EUDC) $2.35 (LTC3700EMS) $2.35 (LTC3870EUF-1) $2.35 (LTC3870EUFD) $2.40 (LTC3850EGN-1) $2.47 (LTC3874EUFD) $2.50 (LTC1773EMS) $2.50 (LTC3809EDD) $2.50 (LTC3809EDD-1) $2.50 (LTC3833EUDC) $2.55 (LTC3850IGN-2) $2.59 (LTC3860EUH) $2.59 (LTC3868EGN-1) $2.60 (LTC3808EGN) $2.65 (LTC1771ES8) $2.65 (LTC3865EUH) $2.65 (LTC3865EUH-1) $2.65 (LTC3867EUF) $2.65 (LTC3869EUF) $2.70 (LTC1778EGN) $2.71 (LTC3866EUF) $2.71 (LTC3868EUH) $2.75 (LTC3823EGN) $2.75 (LTC3836EGN) $2.76 (LTC3861EUH-1) $2.88 (LTC3861EUHE) $2.95 (LTC3774EUHE) $2.95 (LTC3832-1ES8) $3.05 (LTC3830-1ES8) $3.05 (LTC3830ES8) $3.10 (LT3724EFE) $3.10 (LT3800EFE) $3.10 (LT3844EFE) $3.10 (LTC1735CS) $3.10 (LTC1735CS-1) $3.10 (LTC3703EGN) $3.10 (LTC3703EGN-5) $3.10 (LTC3832EGN) $3.18 (LTC3838EUHF) $3.18 (LTC3838EUHF-1) $3.18 (LTC3838EUHF-2) $3.18 (LTC3839EUH) $3.18 (LTC3855EUJ) $3.18 (LTC3856EUH) $3.25 (LTC3812EFE-5) $3.30 (LTC1874EGN) $3.35 (LTC3778EF) $3.38 (LTC3810EUH-5) $3.40 (LTC3701EGN) $3.40 (LTC3835EDHC-1) $3.47 (LTC3875EUJ) $3.47 (LTC3891EUDC) $3.50 (LTC1624CS8) $3.50 (LTC3810EG) $3.53 (LTC3853EUJ) $3.55 (LTC3770EG) $3.55 (LTC3835EFE) $3.56 (LT3845AEFE) $3.65 (LT3840EUFE) $3.65 (LT8709EFE) $3.65 (LTC3737EGN) $3.69 (LTC3834EDHC-1) $3.71 (LTC3829EUHF) $3.75 (LTC3811EG) $3.80 (LTC3736EGN) $3.80 (LTC3736EGN-2) $3.88 (LTC3834EFE) $3.88 (LTC3857EGN-1) $3.88 (LTC3858EGN-1) $3.94 (LTC3877EUK) $3.95 (LT3741EUF) $3.95 (LTC3773EG) $4.00 (LTC3857EUH) $4.00 (LTC3858EUH) $4.00 (LTC3858EUH-2) $4.00 (LTC7812EUH) $4.10 (LTC1704BEGN) $4.10 (LTC3713EG) $4.27 (LTC7851EUHH-1) $4.30 (LTC3728LXCUH) $4.35 (LTC3727LXEG-1) $4.35 (LTC3731CG) $4.35 (LTC3859ALEUHF) $4.40 (LTC3736EGN-1) $4.45 (LT3763EFE) $4.47 (LTC3890EGN-1) $4.47 (LTC3890EGN-3) $4.55 (LTC1625CS) $4.55 (LTC3707EGN) $4.59 (LTC3890EUH) $4.59 (LTC3890EUH-2) $4.65 (LTC1775CS) $4.65 (LTC3707EGN-SYNC) $4.65 (LTC3728LEGN-1) $4.65 (LTC3828EG) $4.70 (LTC3895EFE) $4.75 (LTC1702ACGN) $4.80 (LTC3708EUH) $4.80 (LTC3802EGN) $4.82 (LTC3883EUH-1) $4.82 (LTC3892EFE-1) $4.82 (LTC7813EUH) $4.85 (LTC3727AEG-1) $4.85 (LTC3727EG) $4.85 (LTC3727EG-1) $4.90 (LTC3709EG) $4.94 (LTC3892EUH) $4.94 (LTC3892EUH-2) $4.95 (LTC3899EUHF) $5.00 (LTC3728EG) $5.00 (LTC3731HG) $5.00 (LTC3827EG-1) $5.10 (LTC3827EUH) $5.35 (LTC3880EUJ-1) $5.35 (LTC3882EUJ) $5.35 (LTC3882EUJ-1) $5.38 (LTC3826EG-1) $5.40 (LTC3871ELXE) $5.47 (LTC3887EUJ-1) $5.50 (LTC3826EUH) $5.60 (LTC3729LEUH-6) $5.80 (LTC3729EG) $5.95 (LTC1876EG) $6.35 (LTC3884EUK) $6.35 (LTC3886EUKG)	Buck Regulator Plus LDO Digital Power System Management Digitally Programmable Regulators Extended Temperature (H & MP) LED Drivers Extended Temperature (H & MP) Switching Regulators External Power Switch Boost External Power Switch Buck Controllers External Power Switch Buck-Boost High Input Voltage Buck Inverting Regulators Micropower Buck Regulators Multiple Output Buck Multitopology DC/DC SEPIC Regulators Step-Down (Buck) LED Drivers	12mm² (3x4 QFN-20) 12mm² (4x3 DFN-12) 12mm² (4x3 DFN-14) 14.7mm² (MS-10) 14.7mm² (MS-10E) 14.7mm² (MS-8) 15mm² (3x5 QFN-24) 15mm² (5x3 DFN-16) 163.9mm² (SSOP-36) 16mm² (4x4 QFN-20) 16mm² (4x4 QFN-24) 16mm² (4x4 QFN-28) 19.8mm² (MS-12E) 19.8mm² (MS-16E) 20mm² (4x5 QFN-20) 20mm² (4x5 QFN-28) 24mm² (4x6 QFN-38) 25mm² (5x5 QFN-32) 30.9mm² (SSOP-16) 30mm² (5x6 QFN-36) 31mm² (SO-8) 32.6mm² (TSSOP-16) 35mm² (5x7 QFN-38) 36mm² (6x6 QFN-40) 42.2mm² (TSSOP-20) 45mm² (5x9 QFN-58) 49mm² (7x7 QFN-44) 49mm² (7x7 QFN-48) 50.6mm² (TSSOP-24) 54.2mm² (SSOP-24) 56mm² (7x8 QFN-52) 61.9mm² (SSOP-28) 62.7mm² (TSSOP-28) 62.7mm² (TSSOP-38) 62mm² (SO-16) 69.7mm² (SSOP-24) 6mm² (3x2 DFN-12) 6mm² (3x2 DFN-8) 8.1mm² (SOT-23) 81mm² (7x7 LQFP-48) 86.1mm² (SSOP-28) 9mm² (3x3 DFN-10) 9mm² (3x3 DFN-12) 9mm² (3x3 QFN-16)	0.75mm (3x2 DFN-12) 0.75mm (3x2 DFN-8) 0.75mm (3x3 DFN-10) 0.75mm (3x3 DFN-12) 0.75mm (3x3 QFN-16) 0.75mm (3x4 QFN-20) 0.75mm (3x5 QFN-24) 0.75mm (4x3 DFN-12) 0.75mm (4x3 DFN-14) 0.75mm (4x4 QFN-20) 0.75mm (4x4 QFN-24) 0.75mm (4x4 QFN-28) 0.75mm (4x5 QFN-20) 0.75mm (4x5 QFN-28) 0.75mm (4x6 QFN-38) 0.75mm (5x3 DFN-16) 0.75mm (5x5 QFN-32) 0.75mm (5x6 QFN-36) 0.75mm (5x7 QFN-38) 0.75mm (5x9 QFN-58) 0.75mm (6x6 QFN-40) 0.75mm (7x7 QFN-44) 0.75mm (7x7 QFN-48) 0.75mm (7x8 QFN-52) 1.1mm (MS-10) 1.1mm (MS-10E) 1.1mm (MS-12E) 1.1mm (MS-16E) 1.1mm (MS-8) 1.1mm (TSSOP-16) 1.1mm (TSSOP-20) 1.2mm (TSSOP-20) 1.2mm (TSSOP-24) 1.2mm (TSSOP-28) 1.2mm (TSSOP-38) 1.6mm (7x7 LQFP-48) 1.75mm (SO-16) 1.75mm (SO-8) 1.75mm (SSOP-16) 1.75mm (SSOP-24) 1.75mm (SSOP-28) 1mm (SOT-23) 2.64mm (SSOP-36) 2mm (SSOP-24) 2mm (SSOP-28)	Lead Matte Tin	no	no yes
LTC3870-1	2	4.5	60	20	2	Rsense, DCR	PolyPhase Step-Down Slave Controller for Digital Power System Management	4x4 QFN-24	yes	0.5	1000	100kHz - 1MHz	100kHz - 1MHz	1.1		PolyPhase, External Synchronization, Resistor Set Frequency	Constant Frequency Current Mode	14	0.5	E,I		Buck	no	20	Buck	Buck	20	0.5	14							LTspice Model	DC2454A	no	yes	2015-11-10	$2.35 (LTC3870EUF-1)	Digital Power System Management,External Power Switch Buck Controllers,High Input Voltage Buck,Multiple Output Buck	16mm² (4x4 QFN-24)	0.75mm (4x4 QFN-24)	Matte Tin	no	no
LTC3880 (dual output)	2	4.5	24	30	2, 3, 4, 6	Rsense, DCR	Dual PolyPhase, Power System Management, LTC3880-1 external 5V supply	6x6 QFN-40	yes	0.5	1000	250kHz - 1MHz	250kHz - 1MHz	20		Burst Mode, Differential Remote Sense, PolyPhase, PMBus, I2C Control, EEPROM, ADC, DCR Current Sense, Sequencing, Margining, Tracking, External Synchronization	Constant Frequency Current Mode	5.5	0.5	E,I	yes	Buck	no	30	Buck	Buck	30									LTspice File,LTpowerCAD File,LTpowerPlay ,Linduino File	DC1590B-B,DC1590B-A,DC1753A-A,DC1709A,DC1962C,DC2052A,DC1740A-A,DC1740A-B,DC1962C-KIT ,DC2088A,DC2089A-A,DC2089A-B,DC1753B-A,DC1753B-B	yes	no	2011-01-20	$5.35 (LTC3880EUJ-1)	Digital Power System Management,Digitally Programmable Regulators,External Power Switch Buck Controllers,Multiple Output Buck	36mm² (6x6 QFN-40)	0.75mm (6x6 QFN-40)	Matte Tin	no	yes
LTC3880 (single output)	1	4.5	24	60	2, 3, 4, 6	Rsense, DCR	Dual PolyPhase, Power System Management, LTC3880-1 external 5V supply	6x6 QFN-40	yes	0.5	1000	250kHz - 1MHz	250kHz - 1MHz	20		Burst Mode, Differential Remote Sense, PolyPhase, PMBus, I2C Control, EEPROM, ADC, DCR Current Sense, Sequencing, Margining, Tracking, External Synchronization	Constant Frequency Current Mode	5.5	0.5	E,I	yes	Buck	no	60	Buck											LTspice File,LTpowerCAD File,LTpowerPlay ,Linduino File	DC1590B-B,DC1590B-A,DC1753A-A,DC1709A,DC1962C,DC2052A,DC1740A-A,DC1740A-B,DC1962C-KIT ,DC2088A,DC2089A-A,DC2089A-B,DC1753B-A,DC1753B-B	yes	no	2011-01-20	$5.35 (LTC3880EUJ-1)	Digital Power System Management,Digitally Programmable Regulators,External Power Switch Buck Controllers,Multiple Output Buck	36mm² (6x6 QFN-40)	0.75mm (6x6 QFN-40)	Matte Tin	no	yes
LTC3882 (dual output)	2	3	13.2	40	2, 3, 4, 6, 8	Rsense, DCR	Dual Output PolyPhase Voltage Mode Step-Down with PSM	6x6 QFN-40	yes	0.5	1250	250kHz - 1.25MHz	250kHz - 1.25MHz	32		Burst Mode, Differential Remote Sense, PolyPhase, PMBus, I2C Control, EEPROM, ADC, DCR Current Sense, Sequencing, Margining, Tracking, External Synchronization	Constant Frequency Voltage Mode	5.25	0.5	E,I	yes	Buck	no	40	Buck	Buck	40	0.5	5.25							LTspice Model,LTpowerCAD File,Linduino File	DC1936A ,DC2174A-A ,DC2174A-B,DC2252A-A,DC2291A	no	no	2014-07-29	$5.35 (LTC3882EUJ)	Digital Power System Management,Digitally Programmable Regulators,External Power Switch Buck Controllers,Multiple Output Buck	36mm² (6x6 QFN-40)	0.75mm (6x6 QFN-40)	Matte Tin	no	no
LTC3882 (single output)	1	3	13.2	80	2, 3, 4, 6, 8	Rsense, DCR	Dual Output PolyPhase Voltage Mode Step-Down with PSM	6x6 QFN-40	yes	0.5	1250	250kHz - 1.25MHz	250kHz - 1.25MHz	32		Burst Mode, Differential Remote Sense, PolyPhase, PMBus, I2C Control, EEPROM, ADC, DCR Current Sense, Sequencing, Margining, Tracking, External Synchronization	Constant Frequency Voltage Mode	5.25	0.5	E,I	yes	Buck	no	80	Buck			0.5	5.25							LTspice Model,LTpowerCAD File,Linduino File	DC1936A ,DC2174A-A ,DC2174A-B,DC2252A-A,DC2291A	no	no	2014-07-29	$5.35 (LTC3882EUJ)	Digital Power System Management,Digitally Programmable Regulators,External Power Switch Buck Controllers,Multiple Output Buck	36mm² (6x6 QFN-40)	0.75mm (6x6 QFN-40)	Matte Tin	no	no
LTC3882-1 (dual output)	2	3	13.2	40	2, 3, 4, 6, 8	Rsense, DCR	Dual Output PolyPhase Voltage Mode Step-Down with PSM, Dedicated PGOOD	6x6 QFN-40	yes	0.5	1250	250kHz - 1.25MHz	250kHz - 1.25MHz	32		Burst Mode, Differential Remote Sense, PolyPhase, PMBus, I2C Control, EEPROM, ADC, DCR Current Sense, Sequencing, Margining, Tracking, External Synchronization	Constant Frequency Voltage Mode	5.25	0.5	E,I	yes	Buck	no	40	Buck	Buck	40	0.5	5.25							LTspice Model,LTpowerCAD Model	DC2252A-B,DC2312A-A,DC2312A-B	no	yes	2015-09-28	$5.35 (LTC3882EUJ-1)	Digital Power System Management,Digitally Programmable Regulators,External Power Switch Buck Controllers,Multiple Output Buck	36mm² (6x6 QFN-40)	0.75mm (6x6 QFN-40)	Matte Tin	no	no
LTC3882-1 (single output)	1	3	13.2	80	2, 3, 4, 6, 8	Rsense, DCR	Dual Output PolyPhase Voltage Mode Step-Down with PSM, Dedicated PGOOD	6x6 QFN-40	yes	0.5	1250	250kHz - 1.25MHz	250kHz - 1.25MHz	32		Burst Mode, Differential Remote Sense, PolyPhase, PMBus, I2C Control, EEPROM, ADC, DCR Current Sense, Sequencing, Margining, Tracking, External Synchronization	Constant Frequency Voltage Mode	5.25	0.5	E,I	yes	Buck	no	80	Buck			0.5	5.25							LTspice Model,LTpowerCAD Model	DC2252A-B,DC2312A-A,DC2312A-B	no	yes	2015-09-28	$5.35 (LTC3882EUJ-1)	Digital Power System Management,Digitally Programmable Regulators,External Power Switch Buck Controllers,Multiple Output Buck	36mm² (6x6 QFN-40)	0.75mm (6x6 QFN-40)	Matte Tin	no	no
LTC3883	1	4.5	24	30	2, 3, 4, 6	Rsense, DCR	Single Phase, Digital Power System Management	5x5 QFN-32	yes	0.5	1000	250kHz - 1MHz	250kHz - 1MHz	20		Burst Mode, Differential Remote Sense, PolyPhase, PMBus, I2C Control, EEPROM, ADC, DCR Current Sense, Sequencing, Margining, Tracking, External Synchronization	Constant Frequency Current Mode	5.5	0.5	E,I	yes	Buck	no	30	Buck	-										LTpowerPlay ,LTspice File,LTpowerCAD File,Linduino File	DC2052A,DC1778B-A	yes	no	2012-08-13	$4.82 (LTC3883EUH-1)	Digital Power System Management,Digitally Programmable Regulators,External Power Switch Buck Controllers	25mm² (5x5 QFN-32)	0.75mm (5x5 QFN-32)	Matte Tin	no	yes
LTC3884 (dual output)	2	4.5	38	30	2, 4, 6	Rsense, DCR, Sub-milliohm DCR	Dual Output PolyPhase Step-Down Controller with Sub MilliOhm DCR Sensing and Digital Power System Management	7x7 QFN-48	yes	0.5	1000	200kHz - 1MHz	200kHz - 1MHz	23		PMBus, EEPROM, Fault Logging, Supervisor, Sequencing, Margining, Internal Temp Monitor, Voltage Monitor, Current Monitor, PolyPhase, External Synchronization	Constant Frequency Current Mode	5.5	0.5	E,I	yes	Buck, Buck	no	30	Buck	Buck	30	0.5	5.5							LTspice Model,LTpowerCAD File	DC2165A,DC2283A,DC2084A,DC2298A	yes	yes	2015-10-13	$6.35 (LTC3884EUK)	Digital Power System Management,Digitally Programmable Regulators,External Power Switch Buck Controllers,Multiple Output Buck	49mm² (7x7 QFN-48)	0.75mm (7x7 QFN-48)	Matte Tin	no	no
LTC3884 (single output)	1	4.5	38	60	2, 4, 6	Rsense, DCR, Sub-milliohm DCR	Dual Output PolyPhase Step-Down Controller with Sub MilliOhm DCR Sensing and Digital Power System Management	7x7 QFN-48	yes	0.5	1000	200kHz - 1MHz	200kHz - 1MHz	23		PMBus, EEPROM, Fault Logging, Supervisor, Sequencing, Margining, Internal Temp Monitor, Voltage Monitor, Current Monitor, PolyPhase, External Synchronization	Constant Frequency Current Mode	5.5	0.5	E,I	yes	Buck, Buck	no	60	Buck	Buck		0.5	5.5							LTspice Model,LTpowerCAD File	DC2165A,DC2283A,DC2084A,DC2298A	yes	yes	2015-10-13	$6.35 (LTC3884EUK)	Digital Power System Management,Digitally Programmable Regulators,External Power Switch Buck Controllers,Multiple Output Buck	49mm² (7x7 QFN-48)	0.75mm (7x7 QFN-48)	Matte Tin	no	no
LTC3886 (dual output)	2	4.5	60	15	2, 4, 6	Rsense, DCR	60V Dual Output Step-Down Controller with Digital Power System Management	7x8 QFN-52	yes	0.5	750	100kHz to 750kHz	100kHz to 750kHz	26		PMBus, EEPROM, Fault Logging, Supervisor, Sequencing, Margining, Internal Temp Monitor, Voltage Monitor, Current Monitor, PolyPhase, External Synchronization	Constant Frequency Current Mode	13.8	0.5	E,I	yes	Buck	no	15	Buck	Buck	15	0.5	13.8							LTpowerCAD Model,Linduino File	DC2155A-A,DC2277A,DC2155A-B	yes	yes	2015-07-20	$6.35 (LTC3886EUKG)	Digital Power System Management,Digitally Programmable Regulators,External Power Switch Buck Controllers,High Input Voltage Buck,Multiple Output Buck	56mm² (7x8 QFN-52)	0.75mm (7x8 QFN-52)	Matte Tin	no	yes
LTC3886 (single output)	1	4.5	60	30	2, 4, 6	Rsense, DCR	60V Dual Output Step-Down Controller with Digital Power System Management	7x8 QFN-52	yes	0.5	750	100kHz to 750kHz	100kHz to 750kHz	26		PMBus, EEPROM, Fault Logging, Supervisor, Sequencing, Margining, Internal Temp Monitor, Voltage Monitor, Current Monitor, PolyPhase, External Synchronization	Constant Frequency Current Mode	13.8	0.5	E,I	yes	Buck	no	30	Buck			0.5	13.8							LTpowerCAD Model,Linduino File	DC2155A-A,DC2277A,DC2155A-B	yes	yes	2015-07-20	$6.35 (LTC3886EUKG)	Digital Power System Management,Digitally Programmable Regulators,External Power Switch Buck Controllers,High Input Voltage Buck,Multiple Output Buck	56mm² (7x8 QFN-52)	0.75mm (7x8 QFN-52)	Matte Tin	no	yes
LTC3887 (dual output)	2	4.5	24	30	2, 4, 6	Rsense, DCR	Dual PolyPhase Step-Down with Digital PSM, /-1 drives external DrMOS	6x6 QFN-40	yes	0.5	1000	250kHz - 1MHz	250kHz - 1MHz	20		PMBus, EEPROM, Fault Logging, Supervisor, Sequencing, Margining, Internal Temp Monitor, Voltage Monitor, Current Monitor, PolyPhase, External Synchronization	Constant Frequency Current Mode	5.5	0.5	E,I	yes	Buck	no	30	Buck	Buck	30	0.5	5.5							LTpowerPlay ,LTspice Model,LTpowerCAD File,Linduino File	DC1709A,DC2263A-A,DC2263A-B,DC2454A,DC2394A	yes	no	2015-03-16	$5.47 (LTC3887EUJ-1)	Digital Power System Management,Digitally Programmable Regulators,External Power Switch Buck Controllers,Multiple Output Buck	36mm² (6x6 QFN-40)	0.75mm (6x6 QFN-40)	Matte Tin	no	yes
LTC3887 (single output)	1	4.5	24	60	2, 4, 6	Rsense, DCR	Dual PolyPhase Step-Down with Digital PSM, /-1 drives external DrMOS	6x6 QFN-40	yes	0.5	1000	250kHz - 1MHz	250kHz - 1MHz	20		PMBus, EEPROM, Fault Logging, Supervisor, Sequencing, Margining, Internal Temp Monitor, Voltage Monitor, Current Monitor, PolyPhase, External Synchronization	Constant Frequency Current Mode	5.5	0.5	E,I	yes	Buck	no	60	Buck			0.5	5.5							LTpowerPlay ,LTspice Model,LTpowerCAD File,Linduino File	DC1709A,DC2263A-A,DC2263A-B,DC2454A,DC2394A	yes	no	2015-03-16	$5.47 (LTC3887EUJ-1)	Digital Power System Management,Digitally Programmable Regulators,External Power Switch Buck Controllers,Multiple Output Buck	36mm² (6x6 QFN-40)	0.75mm (6x6 QFN-40)	Matte Tin	no	yes
LT8709	1	-80	-4.5	25	1	Rsense	Negative Input Synchronous Multi-Topology DC/DC Controller	TSSOP-20	yes	1.234	750	Up to 750kHz	Up to 750kHz	4	0	Output Current Monitor, Output Current Regulation, Power Good, Resistor Set Frequency, External Synchronization	Constant Frequency Current Mode	80		E,I	no	Buck, Boost, Sepic, Inverting	no	25	Buck, Boost, Sepic, Inverting											LTspice File	DC2148A	yes	no	2014-12-31	$3.65 (LT8709EFE)	External Power Switch Boost,External Power Switch Buck Controllers,Inverting Regulators,SEPIC Regulators	42.2mm² (TSSOP-20)	1.2mm (TSSOP-20)	Matte Tin	no	no
LTC3857	2	4	38	25	2	Rsense, DCR	Dual 50μA IQ Buck Controller, LTC3857 CLKOUT, Two PGOOD, Foldback	5x5 QFN-32	yes	0.8	850	50kHz - 900kHz	75kHz - 850kHz	0.05	0.01	Burst Mode, DCR Current Sense, Resistor Set Frequency, External Synchronization, Power Good	Constant Frequency Current Mode	24	1	E,I	yes	Buck	no	25	Buck	Buck	25	.8								LTspice File,LTpowerCAD File	DC1381A-A	no	no	2009-07-28	$4.00 (LTC3857EUH)	External Power Switch Buck Controllers,High Input Voltage Buck,Micropower Buck Regulators,Multiple Output Buck	25mm² (5x5 QFN-32)	0.75mm (5x5 QFN-32)	Matte Tin	no	yes
LTC3857-1	2	4	38	25	2	Rsense, DCR	Dual 50μA IQ Buck Controller, LTC3857-1 One PGOOD, Foldback	SSOP-28	yes	0.8	850	50kHz - 900kHz	75kHz - 850kHz	0.05	0.01	Burst Mode, DCR Current Sense, Resistor Set Frequency, External Synchronization, Power Good	Constant Frequency Current Mode	24	1	E,I	yes	Buck	no	25	Buck	Buck	25	.8								LTspice Model,LTpowerCAD File	DC1352A-A	no	no	2009-07-28	$3.88 (LTC3857EGN-1)	External Power Switch Buck Controllers,High Input Voltage Buck,Micropower Buck Regulators,Multiple Output Buck	61.9mm² (SSOP-28)	1.75mm (SSOP-28)	Matte Tin	no	yes
LTC3868-1	2	4	24	25	2	Rsense, DCR	300μA IQ, Dual 2-Phase Synch Buck, LTC3868-1 Fixed Current Limit, One PGOOD	4x5 QFN-28,SSOP-28	yes	0.8	850	50kHz - 900kHz	75kHz - 850kHz	0.17	0.01	Burst Mode, PolyPhase, DCR Current Sense, Resistor Set Frequency, External Synchronization, Power Good	Constant Frequency Current Mode	14	1.5	E,I	yes	Buck	no	25	Buck	Buck	25	.8								LTspice Model,LTpowerCAD Model	-	no	no	2009-07-28	$2.59 (LTC3868EGN-1)	External Power Switch Buck Controllers,Micropower Buck Regulators,Multiple Output Buck	20mm² (4x5 QFN-28),61.9mm² (SSOP-28)	0.75mm (4x5 QFN-28),1.75mm (SSOP-28)	Matte Tin	no	no
LT3741	1	6	36	25	1	Rsense	Constant Current, Constant Voltage Step-Down	4x4 QFN-20,TSSOP-20	yes	4	1000	200kHz - 1MHz	200kHz - 1MHz	1.8	0.1	Output Current Regulation, Resistor Set Frequency, External Synchronization	Average Output Current Control	34	1.5	E,I	no	Buck, LED Driver	no	25		-				-						LTspice File	DC1602A	no	no	2010-03-09	$3.95 (LT3741EUF)	External Power Switch Buck Controllers,Step-Down (Buck) LED Drivers	16mm² (4x4 QFN-20),42.2mm² (TSSOP-20)	0.75mm (4x4 QFN-20),1.2mm (TSSOP-20)	Matte Tin	no	no
LT3840	1	2.5	60	20	1	Rsense	Integrated Buck-Boost For Gate Drive	4x6 QFN-38,TSSOP-28	yes	1.25	1000	50kHz - 1MHz	50kHz - 1MHz	0.02	0.1	Burst Mode, Resistor Set Frequency, External Synchronization, Power Good, Output Current Regulation, Output Current Monitor, Integrated Buck-Boost For Gate Drive	Constant Frequency Current Mode	60	1	E,I,H,MP	no	Buck, Inverting	no	20	Buck, Inverting											LTspice File	DC1909A	yes	no	2014-02-10	$3.65 (LT3840EUFE)	Extended Temperature (H & MP) Switching Regulators,External Power Switch Buck Controllers,High Input Voltage Buck,Micropower Buck Regulators	24mm² (4x6 QFN-38),62.7mm² (TSSOP-28)	0.75mm (4x6 QFN-38),1.2mm (TSSOP-28)	Matte Tin	no	yes
LT3763	1	6	60	20	1	Rsense	60V High Current Step-Down LED Driver Controller	TSSOP-28	yes	2	1000	200kHz - 1MHz	200kHz - 1MHz	1.7	0.2	True Color PWM Dimming, Resistor Set Frequency, External Synchronization, Output Current Regulation	Constant Frequency Current Mode	55	3	E,I,H		Buck, LED Driver	no	20	Buck											LTspice File	DC1831A	yes	no	2012-10-09	$4.45 (LT3763EFE)	Extended Temperature (H & MP) LED Drivers,External Power Switch Buck Controllers,High Input Voltage Buck,Step-Down (Buck) LED Drivers	62.7mm² (TSSOP-28)	1.2mm (TSSOP-28)	Matte Tin	no	no
LT3740	1	2.2	22	20	1	None	Valley Mode, No Rsense	5x3 DFN-16	yes	0.8	300			2.5	0.6	No Rsense, Power Good, Tracking	Constant Frequency Valley Current Mode	5	1	E	no	Buck	no	20		-				-						LTspice File,LTpowerCAD Model	DC947A	no	no	2006-11-03	$1.95 (LT3740EDHC)	External Power Switch Buck Controllers	15mm² (5x3 DFN-16)	0.75mm (5x3 DFN-16)	Matte Tin	no	no
LTC3830	1	3	8	20	1	None	High Power Step-Down Synchronous Step-Down	SO-16,SO-8,SSOP-16	yes	1.265	500	100kHz - 500kHz	100kHz - 500kHz	0.7	1	No Rsense, Fixed Output, Resistor Set Frequency, External Synchronization	Constant Frequency Voltage Mode	7.28	1	E	no	Buck	no	20		-										LTspice Model	DC469A,DC493A	no	no	2001-11-26	$3.05 (LTC3830ES8)	External Power Switch Buck Controllers	30.9mm² (SSOP-16),31mm² (SO-8),62mm² (SO-16)	1.75mm (SO-8),1.75mm (SO-16),1.75mm (SSOP-16)	Lead,Matte Tin	no	no
LTC3830-1	1	3	8	20	1	None	LTC3830-1 Replaces SHDN With Soft-Start (SS) Pin	SO-8	yes	1.265	500	100kHz - 500kHz	100kHz - 500kHz	0.7	1	No Rsense, Fixed Output, Resistor Set Frequency, External Synchronization	Constant Frequency Voltage Mode	7.28	1	E	no	Buck	no	20		-										LTspice Model	DC469A,DC493A	no	no	2001-11-26	$3.05 (LTC3830-1ES8)	External Power Switch Buck Controllers	31mm² (SO-8)	1.75mm (SO-8)	Lead,Matte Tin	no	no
LTC3832	1	3	8	20	1	None	Low Vin, Adjustable or Fixed 2.5Vout	SSOP-16	yes	0.6	500	100kHz - 500kHz	100kHz - 500kHz	0.7	1	No Rsense, Fixed Output, Resistor Set Frequency, External Synchronization	Constant Frequency Voltage Mode	7.28	0.83	E	no	Buck	no	20		-										LTspice File	DC469B	no	no	2002-12-03	$3.10 (LTC3832EGN)	External Power Switch Buck Controllers	30.9mm² (SSOP-16)	1.75mm (SSOP-16)	Lead,Matte Tin	no	no
LTC3832-1	1	3	8	20	1	None	LTC3832-1 Does Not Offer Current Limit, Frequency Adjust, Shutdown	SO-8	yes	0.6	500	100kHz - 500kHz	100kHz - 500kHz	0.7	1	No Rsense, Fixed Output	Constant Frequency Voltage Mode	7.28	0.83	E	no	Buck	no	20		-										LTspice File	DC469B	no	no	2002-12-03	$2.95 (LTC3832-1ES8)	External Power Switch Buck Controllers	31mm² (SO-8)	1.75mm (SO-8)	Lead,Matte Tin	no	no
LTC3874	1	4.5	38	25	2, 3, 4, 6, 12	DCR, Sub-Milliohm DCR	Slave Controller with Sub-Milliohm DCR Sensing	4x5 QFN-28	yes	0.8	1000		250kHz - 1MHz	4.6	1.8	Sub-Milliohm DCR Current Sense, External Synchronization, PolyPhase	Constant Frequency Current Mode	5.5		E,I	yes	Buck	no	25		-										LTspice File,LTpowerCAD File	DC2142A,DC2229A-B,DC2084A	yes	no	2013-11-27	$2.47 (LTC3874EUFD)	Extended Temperature (H & MP) Switching Regulators,External Power Switch Buck Controllers	20mm² (4x5 QFN-28)	0.75mm (4x5 QFN-28)	Matte Tin	no	yes
LTC1771	1	2.8	20	5	1	Rsense	Burst Mode	MS-8,SO-8	no	1.23				0.01	2	Burst Mode, 100% Duty Cycle	Constant Off-Time Current Mode	18	2	E,I	no	Buck	no	5		-				-						LTspice Model	-	no	no	2000-02-28	$2.65 (LTC1771ES8)	External Power Switch Buck Controllers,Micropower Buck Regulators	14.7mm² (MS-8),31mm² (SO-8)	1.1mm (MS-8),1.75mm (SO-8)	Lead,Matte Tin	no	no
LTC3892 (dual output)	2	4.5	60	15	2	Rsense, DCR	60V Low IQ, Dual, 2-Phase Synch Buck Controller, PGOOD, Select ILIM	5x5 QFN-32	yes	0.8	900	50kHz - 900kHz	75kHz - 850kHz	0.034	3.6	Burst Mode, PolyPhase, Resistor Set Frequency, External Synchronization, Tracking, Power Good	Constant Frequency Current Mode	59.4	1.5	E,I,H,MP	yes	Buck	no	15	Buck	Buck	15	0.8	59.4							LTspice File,LTpowerCAD Model	DC1998A,DC2190A-A,DC2190A-B,DC2493A	no	yes	2015-04-01	$4.94 (LTC3892EUH)	Extended Temperature (H & MP) Switching Regulators,External Power Switch Buck Controllers,High Input Voltage Buck,Micropower Buck Regulators,Multiple Output Buck	25mm² (5x5 QFN-32)	0.75mm (5x5 QFN-32)	Matte Tin	no	yes
LTC3892 (single output)	1	4.5	60	30	2	Rsense, DCR	60V Low IQ, Dual, 2-Phase Synch Buck Controller, PGOOD, Select ILIM	5x5 QFN-32	yes	0.8	900	50kHz - 900kHz	75kHz - 850kHz	0.034	3.6	Burst Mode, PolyPhase, Resistor Set Frequency, External Synchronization, Tracking, Power Good	Constant Frequency Current Mode	59.4	1.5	E,I,H,MP	yes	Buck	no	30	Buck			0.8	59.4							LTspice File,LTpowerCAD Model	DC1998A,DC2190A-A,DC2190A-B,DC2493A	no	yes	2015-04-01	$4.94 (LTC3892EUH)	Extended Temperature (H & MP) Switching Regulators,External Power Switch Buck Controllers,High Input Voltage Buck,Micropower Buck Regulators,Multiple Output Buck	25mm² (5x5 QFN-32)	0.75mm (5x5 QFN-32)	Matte Tin	no	yes
LTC3892-1	2	4.5	60	25	2	Rsense, DCR	60V Low IQ, Dual, 2-Phase Synch Buck Controller, Fixed ILIM	TSSOP-28	yes	0.8	900	50kHz - 900kHz	75kHz - 850kHz	0.034	3.6	Burst Mode, PolyPhase, Resistor Set Frequency, External Synchronization, Tracking	Constant Frequency Current Mode	59.4	1.5	E,I,H,MP	yes	Buck	no	25	Buck	Buck	25	0.8	59.4							LTspice File,LTpowerCAD Model	DC1998A,DC2190A-A,DC2190A-B,DC2493A	no	yes	2015-04-01	$4.82 (LTC3892EFE-1)	Extended Temperature (H & MP) Switching Regulators,External Power Switch Buck Controllers,High Input Voltage Buck,Micropower Buck Regulators,Multiple Output Buck	62.7mm² (TSSOP-28)	1.2mm (TSSOP-28)	Matte Tin	no	yes
LTC3892-2	2	4.5	60	25	2	Rsense, DCR	60V Low IQ, Dual, 2-Phase Synch Buck Controller, PGOOD, Select ILIM, Pulse Skip	5x5 QFN-32	yes	0.8	900	50kHz - 900kHz	75kHz - 850kHz	0.034	3.6	Burst Mode, PolyPhase, Resistor Set Frequency, External Synchronization, Tracking	Constant Frequency Current Mode	59.4	1.5	E,I,H,MP	yes	Buck	no	25	Buck	Buck	25	0.8	59.4							LTspice File,LTpowerCAD Model	DC1998A,DC2190A-A,DC2190A-B,DC2493A	no	yes	2015-04-01	$4.94 (LTC3892EUH-2)	Extended Temperature (H & MP) Switching Regulators,External Power Switch Buck Controllers,High Input Voltage Buck,Micropower Buck Regulators,Multiple Output Buck	25mm² (5x5 QFN-32)	0.75mm (5x5 QFN-32)	Matte Tin	no	yes
LTC3899	3	4.5	60	15	1	Rsense, DCR	60V Low IQ, Triple Output, Buck/Buck/Boost Synchronous Controller	5x7 QFN-38,TSSOP-38	yes	0.8	900	75kHz - 850kHz	50kHz - 900kHz	0.039	3.6	Burst Mode, Resistor Set Frequency, External Synchronization, Tracking	Constant Frequency Current Mode	59.4	1.5	E,I,H,MP	no	Buck, Buck, Boost	no	15	Buck	Buck	15	0.8	59.4	Boost		1.2	60			LTspice Model	DC1898A	no	no	2015-02-02	$4.95 (LTC3899EUHF)	Extended Temperature (H & MP) Switching Regulators,External Power Switch Boost,External Power Switch Buck Controllers,High Input Voltage Buck,Micropower Buck Regulators,Multiple Output Buck,Multitopology DC/DC	35mm² (5x7 QFN-38),62.7mm² (TSSOP-38)	0.75mm (5x7 QFN-38),1.2mm (TSSOP-38)	Matte Tin	no	yes
LTC7813	2	2.2	60	20	1	Rsense, DCR	Low IQ, 60V Synchronous Boost+Buck Controller	5x5 QFN-32	yes	0.8	850	115kHz - 835kHz	75kHz - 850kHz	0.034	3.6	Burst Mode, External Synchronization, Resistor Set Frequency, Tracking	Constant Frequency Current Mode	60	1.5	E,I,H,MP	no	Boost, Buck	no	25	Boost	Buck	20									LTspice Model,LTpowerCAD Model	DC2435A-A,DC2435A-B,DC2435A-C	no	yes	2016-03-16	$4.82 (LTC7813EUH)	Extended Temperature (H & MP) Switching Regulators,External Power Switch Buck Controllers,External Power Switch Buck-Boost,High Input Voltage Buck,Micropower Buck Regulators,Multitopology DC/DC	25mm² (5x5 QFN-32)	0.75mm (5x5 QFN-32)	Matte Tin	no	yes
LTC1622	1	2	9.8	5	1	Rsense	Low Vin Step Down Controller	MS-8,SO-8	no	0.8	550			0.27	4	100% Duty Cycle	Constant Frequency Current Mode	9.8	1.9	C,I	no	Buck	no	5		-				-						LTspice Model	DC232A	no	no	1999-01-15	$1.85 (LTC1622CS8)	External Power Switch Buck Controllers	14.7mm² (MS-8),31mm² (SO-8)	1.1mm (MS-8),1.75mm (SO-8)	Lead,Matte Tin	no	no
LTC3826	2	4	36	25	2	Rsense	30uA Iq, LTC3826 Clock Out Pin, Two PGOOD Outputs	5x5 QFN-32	yes	0.8	530	250kHz - 530kHz	140kHz - 650kHz	.03	4	PolyPhase, Burst Mode, PLL, Selectable Switching Frequency, External Synchronization, Power Good, Tracking	Constant Frequency Current Mode	10	1	E,I	yes	Buck	no	25	Buck	Buck	25	0.8								LTspice File	DC1235A	no	no	2007-07-06	$5.50 (LTC3826EUH)	External Power Switch Buck Controllers,Micropower Buck Regulators,Multiple Output Buck	25mm² (5x5 QFN-32)	0.75mm (5x5 QFN-32)	Matte Tin,Lead	no	yes
LTC3826-1	2	4	36	25	2	Rsense	30uA Iq, LTC3826-1 No Clock Out Pin, One PGOOD	SSOP-28	yes	0.8	530	250kHz - 530kHz	140kHz - 650kHz	.03	4	PolyPhase, Burst Mode, PLL, Selectable Switching Frequency, External Synchronization, Power Good, Tracking	Constant Frequency Current Mode	10	1	E,I	yes	Buck	no	25	Buck	Buck	25	0.8								LTspice Model	-	no	no	2007-07-13	$5.38 (LTC3826EG-1)	External Power Switch Buck Controllers,Micropower Buck Regulators,Multiple Output Buck	86.1mm² (SSOP-28)	2mm (SSOP-28)	Matte Tin	no	yes
LTC3834	1	4	36	25	1, 2	Rsense	30μA IQ Step-Down Controller, CLKOUT, EXTVCC, PGOOD Pins	4x5 QFN-20,TSSOP-20	yes	0.8	650		140kHz - 650kHz	.03	4	Burst Mode, External Synchronization, PLL, Tracking, Power Good, PolyPhase	Constant Frequency Current Mode	5	1	E,I	yes	Buck	no	25		-										LTspice Model	DC1344A	no	no	2007-11-16	$3.88 (LTC3834EFE)	External Power Switch Buck Controllers,Micropower Buck Regulators	20mm² (4x5 QFN-20),42.2mm² (TSSOP-20)	0.75mm (4x5 QFN-20),1.2mm (TSSOP-20)	Matte Tin	no	yes
LTC3834-1	1	4	36	25	1, 2	Rsense	30μA IQ Step-Down Controller, LTC3834-1 Offers Smaller Package	5x3 DFN-16,SSOP-16	yes	0.8	650		140kHz - 650kHz	.03	4	Burst Mode, External Synchronization, PLL, Tracking	Constant Frequency Current Mode	5	1	E,I	no	Buck	no	25		-										LTspice Model	DC1346A	no	no	2007-11-16	$3.69 (LTC3834EDHC-1)	External Power Switch Buck Controllers,Micropower Buck Regulators	15mm² (5x3 DFN-16),30.9mm² (SSOP-16)	0.75mm (5x3 DFN-16),1.75mm (SSOP-16)	Matte Tin	no	yes
LTC3852	1	2.7	38	25	1	Rsense, DCR	Low Input Voltage, Synchronous Step-Down Controller	3x5 QFN-24	yes	0.8	750	250kHz - 750kHz	250kHz - 750kHz	7	5	DCR Current Sense, External Synchronization, Resistor Set Frequency, Power Good, Burst Mode	Constant Frequency Current Mode	5	1.25	E,I	no	Buck	no	25		-										LTspice File	DC1270A	no	no	2010-10-18	$1.95 (LTC3852EUDD)	External Power Switch Buck Controllers	15mm² (3x5 QFN-24)	0.75mm (3x5 QFN-24)	Matte Tin	no	yes
LTC3801	1	2.5	9.8	5	1	Rsense	Low Q Current, 1.5% Accurate Vref	SOT-23	no	0.8	550			0.016	6	Burst Mode, 100% Duty Cycle	Constant Frequency Current Mode	9.8	1.5	E	no	Buck	no	5		-										LTspice Model	DC623A	no	no	2003-06-20	$2.01 (LTC3801ES6)	External Power Switch Buck Controllers,Micropower Buck Regulators	8.1mm² (SOT-23)	1mm (SOT-23)	Lead,Matte Tin	no	no
LTC3801B	1	2.5	9.8	5	1	Rsense	LTC3801B Disables Burst Mode	SOT-23	no	0.8	550			0.195	6	100% Duty Cycle	Constant Frequency Current Mode	9.8	1.5	E	no	Buck	no	5		-										LTspice Model	DC623A	no	no	2003-06-20	$2.01 (LTC3801BES6)	External Power Switch Buck Controllers,Micropower Buck Regulators	8.1mm² (SOT-23)	1mm (SOT-23)	Lead,Matte Tin	no	no
LTC3836	2	2.75	4.5	20	2	None	Dual 2-Phase, No RSENSE Low VIN Synchronous Controller	4x5 QFN-28,SSOP-28	yes	0.6	750	300kHz - 750kHz	250kHz - 850kHz	0.45	6.5	No Rsense, PolyPhase, Tracking, External Synchronization, PLL, Resistor Set Frequency	Constant Frequency Current Mode	4.365	1.5	E	yes	Buck	no	25	Buck	Buck	20	.8								LTspice Model	DC1081A,DC1107A	no	no	2006-10-04	$2.75 (LTC3836EGN)	External Power Switch Buck Controllers,Multiple Output Buck	20mm² (4x5 QFN-28),61.9mm² (SSOP-28)	0.75mm (4x5 QFN-28),1.75mm (SSOP-28)	Lead,Matte Tin	no	no
LTC3864	1	3.5	60	5	1	Rsense	60V Low IQ Step-Down DC/DC Controller with 100% Duty Cycle	4x3 DFN-12,MS-12E	no	0.8	850	50kHz - 850kHz	75kHz - 750kHz	0.04	7	100% Duty Cycle, Burst Mode, Resistor Set Frequency, External Synchronization, Tracking, Power Good	Constant Frequency Current Mode	60	1	E,I,H,MP	no	Buck	no	5		-										LTspice File,LTpowerCAD File	DC1722A,DC2434A	yes	no	2012-10-23	$2.06 (LTC3864EDE)	Extended Temperature (H & MP) Switching Regulators,External Power Switch Buck Controllers,High Input Voltage Buck,Micropower Buck Regulators	12mm² (4x3 DFN-12),19.8mm² (MS-12E)	0.75mm (4x3 DFN-12),1.1mm (MS-12E)	Matte Tin	no	yes
LTC3822	1	2.75	4.5	20	1	None	All N-Channel FETs, No Rsense, LTC3822 Internal Soft Start	3x3 DFN-10,MS-10E	yes	0.6	750	300kHz, 550kHz, 750kHz		0.34	7.5	No Rsense, Selectable Switching Frequency	Constant Frequency Current Mode	4.455	1	E	no	Buck	no	20		-										LTspice Model	DC1014A,DC972A	no	no	2006-10-25	$1.55 (LTC3822EDD)	External Power Switch Buck Controllers	9mm² (3x3 DFN-10),14.7mm² (MS-10E)	0.75mm (3x3 DFN-10),1.1mm (MS-10E)	Lead,Matte Tin	no	no
LTC3822-1	1	2.75	4.5	20	1	None	LTC3822-1 Selectable Continuous/Pulse Skip/Burst Mode, Tracking, PLL, PGOOD	3x3 DFN-12,SSOP-16	yes	0.6	750	300kHz, 550kHz, 750kHz	250kHz - 750kHz	0.36	7.5	No Rsense, External Synchronization, Tracking, Burst Mode, Power Good	Constant Frequency Current Mode	4.45	1	E	no	Buck	no	20		-										LTspice File	DC1105A	no	no	2006-10-25	$1.75 (LTC3822EDD-1)	External Power Switch Buck Controllers	9mm² (3x3 DFN-12),30.9mm² (SSOP-16)	0.75mm (3x3 DFN-12),1.75mm (SSOP-16)	Lead,Matte Tin	no	no
LTC1772	1	2.5	9.8	5	1	Rsense	Constant Frequency Current Mode Step-Down DC/DC Controller in SOT-23	SOT-23	no	0.8	550			0.27	8	Burst Mode, 100% Duty Cycle	Constant Frequency Current Mode	9.8	2.5	C,E,I,H	no	Buck	no	5		-				-						LTspice Model	DC270A,DC279A-B	no	no	1999-10-04	$1.81 (LTC1772CS6)	Extended Temperature (H & MP) Switching Regulators,External Power Switch Buck Controllers	8.1mm² (SOT-23)	1mm (SOT-23)	Lead,Matte Tin	no	yes
LTC1772B	1	2.5	9.8	5	1	Rsense	LTC1772B Disables Burst Mode	SOT-23	no	0.8	550			0.27	8	100% Duty Cycle	Constant Frequency Current Mode	9.8	2.5	E,I	no	Buck	no	5		-				-						LTspice Model	-	no	no	1999-10-04	$1.91 (LTC1772BES6)	External Power Switch Buck Controllers	8.1mm² (SOT-23)	1mm (SOT-23)	Lead,Matte Tin	no	yes
LTC1874	2	2.5	9.8	20	1	Rsense	Dual Constant Frequency Current Mode Step-Down	SSOP-16	no	0.8	550			0.27	8	100% Duty Cycle, Burst Mode	Constant Frequency Current Mode	9.8	2.5	E	no	Buck	no	20	Buck	Buck	20	.8		-						LTspice Model	-	no	no	2000-07-28	$3.30 (LTC1874EGN)	External Power Switch Buck Controllers,Multiple Output Buck	30.9mm² (SSOP-16)	1.75mm (SSOP-16)	Lead,Matte Tin	no	no
LTC3772	1	2.75	9.8	5	1	None	No RSENSE, 100% Duty Cycle, LTC3772 Offers Burst Mode	3x2 DFN-8,SOT-23	no	0.8	550			0.04	8	No Rsense, Burst Mode, 100% Duty Cycle	Constant Frequency Current Mode	9.8	1.5	E	no	Buck	no	5		-										LTspice File	DC836A	no	no	2005-03-30	$1.91 (LTC3772EDDB)	External Power Switch Buck Controllers,Micropower Buck Regulators	6mm² (3x2 DFN-8),8.1mm² (SOT-23)	0.75mm (3x2 DFN-8),1mm (SOT-23)	Lead,Matte Tin	no	no
LTC3772B	1	2.75	9.8	5	1	None	No Rsense, 100% Duty Cycle, LTC3772B Disables Burst Mode	3x2 DFN-8,SOT-23	no	0.6	550			0.2	8	No Rsense, 100% Duty Cycle	Constant Frequency Current Mode	9.8	1.5	E	no	Buck	no	5		-										LTspice File	DC924A	no	no	2005-03-30	$1.91 (LTC3772BEDDB)	External Power Switch Buck Controllers	6mm² (3x2 DFN-8),8.1mm² (SOT-23)	0.75mm (3x2 DFN-8),1mm (SOT-23)	Lead,Matte Tin	no	no
LTC3827	2	4	36	25	2	Rsense	80uA Iq, LTC3827 Clock Out Pin, Two PGOOD Outputs	5x5 QFN-32	yes	0.8	650		140kHz - 650kHz	0.08	8	PolyPhase, Burst Mode, External Synchronization, PLL, Tracking, Power Good	Constant Frequency Current Mode	10	1	E,I	yes	Buck	no	25	Buck	Buck	25	.8								LTspice Model	-	no	no	2005-12-15	$5.10 (LTC3827EUH)	External Power Switch Buck Controllers,Micropower Buck Regulators,Multiple Output Buck	25mm² (5x5 QFN-32)	0.75mm (5x5 QFN-32)	Lead,Matte Tin	no	yes
LTC3827-1	2	4	36	25	2	Rsense	80uA Iq, LTC3827-1 No Clock Out Pin, One PGOOD	SSOP-28	yes	0.8	650		140kHz - 650kHz	0.08	8	PolyPhase, Burst Mode, External Synchronization, PLL, Tracking, Power Good	Constant Frequency Current Mode	10	1	E,I	yes	Buck	no	25	Buck	Buck	25	0.8								LTspice Model	DC868A	no	no	2005-12-15	$5.00 (LTC3827EG-1)	External Power Switch Buck Controllers,Micropower Buck Regulators,Multiple Output Buck	86.1mm² (SSOP-28)	2mm (SSOP-28)	Lead,Matte Tin	no	yes
LTC3858	2	4	38	25	2	Rsense, DCR	Dual 170μA IQ Buck Controller, LTC3858 CLKOUT, Two PGOOD, Latch Off	5x5 QFN-32	yes	0.8	900	50kHz - 900kHz	75kHz - 850kHz	0.17	8	DCR Current Sense, Resistor Set Frequency, External Synchronization, Burst Mode, Power Good, PolyPhase	Constant Frequency Current Mode	24	1	E,I	yes	Buck	no	25	Buck	Buck	25	.8								LTspice Model,LTpowerCAD File	DC1381A-B,DC1510A-A,DC1510A-B	no	no	2009-07-08	$4.00 (LTC3858EUH)	External Power Switch Buck Controllers,Multiple Output Buck	25mm² (5x5 QFN-32)	0.75mm (5x5 QFN-32)	Matte Tin	no	no
LTC3858-1	2	4	38	25	2	Rsense, DCR	Dual 170μA IQ Buck Controller, LTC3858-1 One PGOOD, Latch Off	4x5 QFN-28,SSOP-28	yes	0.8	900	50kHz - 900kHz	75kHz - 850kHz	0.17	8	DCR Current Sense, Resistor Set Frequency, External Synchronization, Burst Mode, Power Good, PolyPhase	Constant Frequency Current Mode	24	1	E,I	yes	Buck	no	25	Buck	Buck	25	.8								LTspice File,LTpowerCAD File	DC1352A-B	no	no	2009-07-08	$3.88 (LTC3858EGN-1)	External Power Switch Buck Controllers,Multiple Output Buck	20mm² (4x5 QFN-28),61.9mm² (SSOP-28)	0.75mm (4x5 QFN-28),1.75mm (SSOP-28)	Matte Tin	no	yes
LTC3858-2	2	4	38	20	2	Rsense, DCR	LTC3858-2 OVP Crowbar and Short Circuit Latch-Off Disabled	5x5 QFN-32	yes	0.8	900	50kHz - 900kHz	75kHz - 850kHz	0.4	8	Burst Mode, Tracking, Resistor Set Frequency, External Synchronization, DCR Current Sense, Anti-Phase Switching, Power Good	Constant Frequency Current Mode	24	1	E,I	yes	Buck	no	25	Buck	Buck	20	0.8								LTspice Model,LTpowerCAD Model	-	no	no	2010-11-24	$4.00 (LTC3858EUH-2)	External Power Switch Buck Controllers,Multiple Output Buck	25mm² (5x5 QFN-32)	0.75mm (5x5 QFN-32)	Matte Tin	no	no
LTC3868	2	4	24	25	2	Rsense, DCR	300μA IQ, Dual 2-Phase Sync Buck, LTC3868 Adj Current Limit, CLKOUT, Two PGOOD	5x5 QFN-32	yes	0.8	850	50kHz - 900kHz	75kHz - 850kHz	0.17	8	Burst Mode, PolyPhase, DCR Current Sense, Resistor Set Frequency, External Synchronization, Power Good	Constant Frequency Current Mode	14	1.5	E,I	yes	Buck	no	25	Buck	Buck	25	.8								LTspice Model,LTpowerCAD Model	-	no	no	2009-07-28	$2.71 (LTC3868EUH)	External Power Switch Buck Controllers,Micropower Buck Regulators,Multiple Output Buck	25mm² (5x5 QFN-32)	0.75mm (5x5 QFN-32)	Matte Tin	no	no
LT3724	1	4	60	5	1	Rsense	Wide Vin, Burst Mode	TSSOP-16	no	1.23	200			1.7	9	Burst Mode	Constant Frequency Current Mode	36	1.3	E,I,MP	no	Buck, Boost, Sepic, Inverting	no	5		-				-						LTspice File,LTpowerCAD Model	DC736A	no	no	2005-04-12	$3.10 (LT3724EFE)	Extended Temperature (H & MP) Switching Regulators,External Power Switch Boost,External Power Switch Buck Controllers,High Input Voltage Buck,SEPIC Regulators	32.6mm² (TSSOP-16)	1.1mm (TSSOP-16)	Lead,Matte Tin	no	yes
LTC3701	2	2.5	10	5	2	Rsense	Dual, Non-Synchronous Step-Down Controller	SSOP-16	no	0.8	750			0.46	9	Burst Mode, PolyPhase, Power Good, 100% Duty Cycle	Constant Frequency Current Mode	10	2	E	yes	Buck	no	5	Buck	Buck	5	.8								LTspice Model	DC424A	no	no	2002-01-11	$3.40 (LTC3701EGN)	External Power Switch Buck Controllers,Multiple Output Buck	30.9mm² (SSOP-16)	1.75mm (SSOP-16)	Lead,Matte Tin	no	no
LTC3736	2	2.75	9.8	5	2	None	LTC3736 204mV Vsense Max, 1.5% Accurate Vref, Burst Mode	4x4 QFN-24,SSOP-24	yes	0.6	750	300kHz, 550kHz, 750kHz	250kHz - 850kHz	0.3	9	No Rsense, Tracking, PolyPhase, External Synchronization, Selectable Switching Frequency, PLL, Burst Mode, Power Good	Constant Frequency Current Mode	9.8	1.5	E	yes	Buck	no	5	Buck	Buck	5	.8								LTspice Model	DC663A	no	no	2004-03-16	$3.80 (LTC3736EGN)	External Power Switch Buck Controllers,Multiple Output Buck	16mm² (4x4 QFN-24),54.2mm² (SSOP-24)	0.75mm (4x4 QFN-24),1.75mm (SSOP-24)	Lead,Matte Tin	no	no
LTC3736-1	2	2.75	9.8	5	2	None	LTC3736-1 204mV Vsense Max, Spread Spectrum, No Ext. Synchronization	4x4 QFN-24,SSOP-24	yes	0.6	750	300kHz, 500kHz, 750kHz		0.5	9	Tracking, No Rsense, Spread Spectrum, PolyPhase, Selectable Switching Frequency, Power Good	Constant Frequency Current Mode	9.8	1.5	E	yes	Buck	no	5	Buck	Buck	5	.8								LTspice File	DC803A	no	no	2004-03-16	$4.40 (LTC3736EGN-1)	External Power Switch Buck Controllers,Multiple Output Buck	16mm² (4x4 QFN-24),54.2mm² (SSOP-24)	0.75mm (4x4 QFN-24),1.75mm (SSOP-24)	Lead,Matte Tin	no	no
LTC3736-2	2	2.75	9.8	5	2	None	LTC3736-2 345mV Vsense Max, 1% Accurate Vref	4x4 QFN-24,SSOP-24	yes	0.6	750	300kHz, 550kHz, 750kHz	250kHz - 850kHz	0.475	9	No Rsense, Tracking, PolyPhase, External Synchronization, PLL, Selectable Switching Frequency, Power Good	Constant Frequency Current Mode	9.8	1.5	E	yes	Buck	no	5	Buck	Buck	5	.8								LTspice File	DC922A	no	no	2004-03-16	$3.80 (LTC3736EGN-2)	External Power Switch Buck Controllers,Multiple Output Buck	16mm² (4x4 QFN-24),54.2mm² (SSOP-24)	0.75mm (4x4 QFN-24),1.75mm (SSOP-24)	Lead,Matte Tin	no	no
LTC3737	2	2.75	9.8	5	2	None	Optional Rsense, Output Tracking	4x4 QFN-24,SSOP-24	no	0.6	750	300kHz, 550kHz, 750kHz	250kHz - 850kHz	0.225	9	No Rsense, Tracking, PolyPhase, External Synchronization, Selectable Switching Frequency, PLL, Burst Mode, Power Good	Constant Frequency Current Mode	9.8	1.5	E	yes	Buck	no	5	Buck	Buck	5	.8								-	DC664A	no	no	2004-04-25	$3.65 (LTC3737EGN)	External Power Switch Buck Controllers,Multiple Output Buck	16mm² (4x4 QFN-24),54.2mm² (SSOP-24)	0.75mm (4x4 QFN-24),1.75mm (SSOP-24)	Lead,Matte Tin	no	no
LTC3808	1	2.75	9.8	5	1	None	Optional Rsense, PLL, Spread Spectrum For Low EMI, Tracking, Power Good	4x3 DFN-14,SSOP-16	yes	0.6	750	300kHz, 550kHz, 750kHz	250kHz - 750kHz	0.35	9	No Rsense, Tracking, Spread Spectrum, Burst Mode, External Synchronization, PLL, Selectable Switching Frequency, Power Good, 100% Duty Cycle	Constant Frequency Current Mode	9.8	1.5	E	no	Buck	no	5		-										LTspice Model	DC769A	no	no	2005-05-05	$2.60 (LTC3808EGN)	External Power Switch Buck Controllers	12mm² (4x3 DFN-14),30.9mm² (SSOP-16)	0.75mm (4x3 DFN-14),1.75mm (SSOP-16)	Lead,Matte Tin	no	no
LTC3809	1	2.75	9.8	5	1	None	No Rsense, LTC3809 PLL, PGOOD, Spread Spectrum For Low EMI	3x3 DFN-10,MS-10E	yes	0.6	750	300kHz, 550kHz, 750kHz	250kHz - 750kHz	0.35	9	No Rsense, Spread Spectrum, External Synchronization, PLL, Selectable Switching Frequency, Burst Mode, Power Good, 100% Duty Cycle	Constant Frequency Current Mode	9.8	1.5	E	no	Buck	no	5		-										LTspice Model	-	no	no	2005-08-22	$2.50 (LTC3809EDD)	External Power Switch Buck Controllers	9mm² (3x3 DFN-10),14.7mm² (MS-10E)	0.75mm (3x3 DFN-10),1.1mm (MS-10E)	Lead,Matte Tin	no	no
LTC3809-1	1	2.75	9.8	5	1	None	No Rsense, LTC3809-1 Offers Tracking	3x3 DFN-10,MS-10E	yes	0.6	550			0.35	9	No Rsense, Tracking, Burst Mode, 100% Duty Cycle	Constant Frequency Current Mode	9.8	1.5	E,I	no	Buck	no	5		-										LTspice File	DC882A	no	no	2005-08-22	$2.50 (LTC3809EDD-1)	External Power Switch Buck Controllers	9mm² (3x3 DFN-10),14.7mm² (MS-10E)	0.75mm (3x3 DFN-10),1.1mm (MS-10E)	Lead,Matte Tin	no	yes
LT3844	1	4	60	5	1	Rsense	Wide Input Voltage Range, Burst Mode	TSSOP-16	no	1.231	600	100kHz - 500kHz	100kHz - 600kHz	0.12	10	Burst Mode, Resistor Set Frequency, External Synchronization	Constant Frequency Current Mode	36	1.3	E,I	no	Buck, Boost, Inverting, Sepic	no	5		-				-						LTspice File,LTpowerCAD Model	DC974A	no	no	2006-04-12	$3.10 (LT3844EFE)	External Power Switch Boost,External Power Switch Buck Controllers,High Input Voltage Buck,Inverting Regulators,SEPIC Regulators	32.6mm² (TSSOP-16)	1.1mm (TSSOP-16)	Lead,Matte Tin	no	yes
LTC1773	1	2.65	8.5	6	1	Rsense	100% Duty Cycle	MS-10	yes	0.8	550		Up to 750kHz	0.4	10	Burst Mode, External Synchronization, 100% Duty Cycle	Constant Frequency Current Mode	8.5	1.5	E	no	Buck	no	6		-				-						LTspice Model	DC309A,DC431A	no	no	2000-11-14	$2.50 (LTC1773EMS)	External Power Switch Buck Controllers	14.7mm² (MS-10)	1.1mm (MS-10)	Lead,Matte Tin	no	no
LTC3700	2	2.65	9.8	5	1	Rsense	Buck Controller with LDO	MS-10	no	0.8	550			0.21	10	LDO, Burst Mode, 100% Duty Cycle	Constant Frequency Current Mode	9.8	3.75	E	no	Buck, LDO	no	10	Buck	LDO	0.15	2.8								LTspice Model	DC463A	no	no	2002-05-21	$2.35 (LTC3700EMS)	Buck Regulator Plus LDO,External Power Switch Buck Controllers	14.7mm² (MS-10)	1.1mm (MS-10)	Lead,Matte Tin	no	no
LTC3835	1	4	36	20	1	Rsense	80μA IQ Step-Down Controller, CLKOUT, EXTVCC, PGOOD Pins	4x5 QFN-20,TSSOP-20	yes	0.8	650		140kHz - 650kHz	0.08	10	Burst Mode, Tracking, External Synchronization, PLL, Power Good	Constant Frequency Current Mode	10	1	E,I	no	Buck	no	20		-										LTspice File	DC967B	no	no	2006-06-29	$3.55 (LTC3835EFE)	External Power Switch Buck Controllers,Micropower Buck Regulators	20mm² (4x5 QFN-20),42.2mm² (TSSOP-20)	0.75mm (4x5 QFN-20),1.2mm (TSSOP-20)	Lead,Matte Tin	no	no
LTC3835-1	1	4	36	20	1	Rsense	80μA IQ Step-Down Controller, LTC3835-1 Offers Smaller Package	5x3 DFN-16,SSOP-16	yes	0.8	650		140kHz - 650kHz	0.08	10	Burst Mode, Tracking, External Synchronization, PLL	Constant Frequency Current Mode	10	1	E,I	no	Buck	no	20		-										LTspice File	DC965A	no	no	2006-06-29	$3.40 (LTC3835EDHC-1)	External Power Switch Buck Controllers,Micropower Buck Regulators	15mm² (5x3 DFN-16),30.9mm² (SSOP-16)	0.75mm (5x3 DFN-16),1.75mm (SSOP-16)	Lead,Matte Tin	no	no
LTC3854	1	4.5	38	25	1	Rsense, DCR	Small Footprint, Wide Vin Range Synchronous Step-Down Controller	3x2 DFN-12,MS-12E	yes	0.8	400			2	10	DCR Current Sense	Constant Frequency Current Mode	5.5	1	E,I	no	Buck	no	25		-										LTspice File,LTpowerCAD File	DC1271A,DC1487A,DC1450A	no	no	2009-05-08	$1.65 (LTC3854EDDB)	External Power Switch Buck Controllers	6mm² (3x2 DFN-12),19.8mm² (MS-12E)	0.75mm (3x2 DFN-12),1.1mm (MS-12E)	Matte Tin	no	yes
LTC3895	1	4	140	10	1	Rsense, DCR	150V Low IQ, Synchronous Step-Down DC/DC Controller	TSSOP-38	yes	0.8	900	50kHz to 900kHz	75kHz to 850kHz	0.04	10	Burst Mode, 100% Duty Cycle, Resistor Set Frequency, External Synchronization, Power Good	Constant Frequency Current Mode	60	1.5	E,I,H	no	Buck	no	25	Buck											LTspice Model,LTpowerCAD Model	DC2117A	yes	yes	2016-03-23	$4.70 (LTC3895EFE)	Extended Temperature (H & MP) Switching Regulators,External Power Switch Buck Controllers,High Input Voltage Buck,Micropower Buck Regulators	62.7mm² (TSSOP-38)	1.2mm (TSSOP-38)	Matte Tin	no	yes
LTC7812	2	2.5	38	20		Rsense, DCR	Low IQ, 38V Synchronous Boost+Buck Controller	5x5 QFN-32	yes	0.8	850	115kHz - 835kHz	75kHz - 850kHz	0.033	10	Burst Mode, External Synchronization, Resistor Set Frequency, Tracking	Constant Frequency Current Mode	60	1.5	E,I,H	no	Boost, Buck	no	25	Buck	Boost	20		24							LTpowerCAD File,LTspice Model	DC2422A-A,DC2422A-B,DC2422A-C	no	yes	2015-10-08	$4.00 (LTC7812EUH)	Extended Temperature (H & MP) Switching Regulators,External Power Switch Boost,External Power Switch Buck Controllers,External Power Switch Buck-Boost,Micropower Buck Regulators,Multitopology DC/DC	25mm² (5x5 QFN-32)	0.75mm (5x5 QFN-32)	Matte Tin	no	yes
LTC3775	1	4.5	38	25	1	Rsense, None	Voltage Mode DC/DC Controller	3x3 QFN-16,MS-16E	yes	0.6	1000		250kHz - 1MHz	3.5	14	External Synchronization	Constant Frequency Voltage Mode	30.4	0.75	E,I	no	Buck	no	25		-										LTspice File	DC1290A-A,DC1290A-B	no	no	2009-10-21	$1.79 (LTC3775EMSE)	External Power Switch Buck Controllers	9mm² (3x3 QFN-16),19.8mm² (MS-16E)	0.75mm (3x3 QFN-16),1.1mm (MS-16E)	Matte Tin	no	yes
LTC3807	1	4	38	25	1	Rsense, DCR	Low IQ, Synchronous Step-Down Controller with 24V Output Voltage Capability	3x4 QFN-20,TSSOP-20	yes	0.8	900	50kHz to 900kHz	75kHz to 750kHz	0.05	14	Burst Mode, DCR Current Sense, Resistor Set Frequency, External Synchronization, Tracking, Power Good	Constant Frequency Current Mode	24	1.5	E,I,H,MP	no	Buck	no	25	Buck											LTspice Model,LTpowerCAD File	DC2221A	no	no	2014-08-11	$2.30 (LTC3807EUDC)	Extended Temperature (H & MP) Switching Regulators,External Power Switch Buck Controllers,Micropower Buck Regulators	12mm² (3x4 QFN-20),42.2mm² (TSSOP-20)	0.75mm (3x4 QFN-20),1.2mm (TSSOP-20)	Matte Tin	no	no
LTC3859AL	3	4.5	38	25	2	Rsense, DCR	Triple Buck/Buck/Boost Synch Controller, Improved Burst Mode	5x7 QFN-38,TSSOP-38	yes	0.8	900	50kHz - 900kHz	75kHz - 850kHz	0.055	14	PolyPhase, Burst Mode, DCR Current Sense, External Synchronization, Resistor Set Frequency, Tracking	Constant Frequency Current Mode	24	1	E,I,H,MP	yes	Buck, Boost	no	25	Buck	Buck	25	0.8	24	Buck		0.8	60			LTspice Model	DC2122A	no	no	2013-01-24	$4.35 (LTC3859ALEUHF)	Extended Temperature (H & MP) Switching Regulators,External Power Switch Boost,External Power Switch Buck Controllers,Micropower Buck Regulators,Multiple Output Buck,Multitopology DC/DC	35mm² (5x7 QFN-38),62.7mm² (TSSOP-38)	0.75mm (5x7 QFN-38),1.2mm (TSSOP-38)	Matte Tin,Lead	no	yes
LTC3890	2	4	60	15	2	Rsense, DCR	LTC3890 Adj. Current Limit, Multi-Phase, Current Limit Foldback	5x5 QFN-32	yes	0.8	900	50kHz - 900kHz	75kHz - 850kHz	0.06	14	Burst Mode, DCR Current Sense, Resistor Set Frequency, External Synchronization, Tracking, Power Good, PolyPhase	Constant Frequency Current Mode	24	1	E,I,H,MP	yes	Buck	no	15	Buck	Buck	15	0.8								LTspice File,LTpowerCAD File	DC2236A-B	yes	no	2010-02-25	$4.59 (LTC3890EUH)	Extended Temperature (H & MP) Switching Regulators,External Power Switch Buck Controllers,High Input Voltage Buck,Micropower Buck Regulators,Multiple Output Buck	25mm² (5x5 QFN-32)	0.75mm (5x5 QFN-32)	Matte Tin	no	yes
LTC3890-1	2	4	60	15	2	Rsense, DCR	LTC3890-1 No Multi-Phase, Current Limit Foldback, Forced Continuous	SSOP-28	yes	0.8	900	50kHz - 900kHz	75kHz - 850kHz	0.06	14	Burst Mode, DCR Current Sense, Resistor Set Frequency, External Synchronization, Power Good, Tracking, PolyPhase	Constant Frequency Current Mode	24	1	E,I,H,MP	yes	Buck	no	15	Buck	Buck	15	0.8								LTspice File,LTpowerCAD File	DC1244A,DC2299A-B	no	no	2010-02-25	$4.47 (LTC3890EGN-1)	Extended Temperature (H & MP) Switching Regulators,External Power Switch Buck Controllers,High Input Voltage Buck,Micropower Buck Regulators,Multiple Output Buck	61.9mm² (SSOP-28)	1.75mm (SSOP-28)	Matte Tin	no	yes
LTC3890-2	2	4	60	15	2	Rsense, DCR	LTC3890-2 Adj. Current Limit, Multi-Phase, Pulse Skip, Can Make Boost/SEPIC	5x5 QFN-32	yes	0.8	900	50kHz - 900kHz	75kHz - 850kHz	0.050	14	DCR Current Sense, Burst Mode, Resistor Set Frequency, External Synchronization, Tracking, Power Good	Constant Frequency Current Mode	24	1.5	E,I,H,MP	no	Buck	no	15	Buck	Buck	15	0.8								LTspice File,LTpowerCAD File	DC2236A-A	no	no	2012-11-13	$4.59 (LTC3890EUH-2)	Extended Temperature (H & MP) Switching Regulators,External Power Switch Buck Controllers,High Input Voltage Buck,Micropower Buck Regulators,Multiple Output Buck	25mm² (5x5 QFN-32)	0.75mm (5x5 QFN-32)	Matte Tin	no	yes
LTC3890-3	2	4	60	15	2	Rsense, DCR	LTC3890-3 Pulse Skipping, Can Make Boost/SEPIC	SSOP-28	yes	0.8	900	50kHz - 900kHz	75kHz - 850kHz	0.050	14	DCR Current Sense, Burst Mode, Resistor Set Frequency, External Synchronization, Tracking, Power Good	Constant Frequency Current Mode	24	1.5	E,I,H,MP	yes	Buck	no	15	Buck	Buck	15	0.8								LTspice File,LTpowerCAD Model	DC2299A-A	no	no	2013-01-23	$4.47 (LTC3890EGN-3)	Extended Temperature (H & MP) Switching Regulators,External Power Switch Buck Controllers,High Input Voltage Buck,Micropower Buck Regulators,Multiple Output Buck	61.9mm² (SSOP-28)	1.75mm (SSOP-28)	Matte Tin	no	yes
LTC3891	1	4	60	15	1	Rsense, DCR	50μA IQ, 60V Synchronous Step-Down Controller	3x4 QFN-20,TSSOP-20	yes	0.8	900	50kHz - 900kHz	75kHz - 750kHz	0.05	14	DCR Current Sense, Resistor Set Frequency, External Synchronization, Burst Mode, Power Good	Constant Frequency Current Mode	24	1	E,I,H,MP	no	Buck	no	15		-										LTspice File,LTpowerCAD File	DC1940A,DC1695B	no	no	2010-10-15	$3.47 (LTC3891EUDC)	Extended Temperature (H & MP) Switching Regulators,External Power Switch Buck Controllers,High Input Voltage Buck,Micropower Buck Regulators	12mm² (3x4 QFN-20),42.2mm² (TSSOP-20)	0.75mm (3x4 QFN-20),1.2mm (TSSOP-20)	Matte Tin	no	yes
LTC1625	1	3.7	36	10	1	None		SO-16,SSOP-16	yes	1.19	150			0.5	15	No Rsense	Constant Frequency Current Mode	36	1	C,I	no	Buck	no	10		-				-						LTspice File	DC2008A	no	no	1998-07-20	$4.55 (LTC1625CS)	External Power Switch Buck Controllers	30.9mm² (SSOP-16),62mm² (SO-16)	1.75mm (SO-16),1.75mm (SSOP-16)	Lead,Matte Tin	no	yes
LTC1735	1	3.5	36	20	1	Rsense		SO-16,SSOP-16,TSSOP-20	yes	0.8	300	Up to 500kHz	Up to 500kHz	0.45	15	External Synchronization, Resistor Set Frequency, Active Voltage Positioning, Power Good, Soft Start	Constant Frequency Current Mode	7	1	C,E,I	no	Buck	no	20		-				-						LTspice Model	DC222A,DC247A	no	no	1999-02-12	$3.10 (LTC1735CS)	External Power Switch Buck Controllers	30.9mm² (SSOP-16),42.2mm² (TSSOP-20),62mm² (SO-16)	1.1mm (TSSOP-20),1.75mm (SO-16),1.75mm (SSOP-16)	Lead,Matte Tin	no	yes
LTC1735-1	1	3.5	36	20	1	Rsense	LTC1735-1 Offers Power Good Flag	SO-16,SSOP-16	yes	0.8	300	Up to 500kHz	Up to 500kHz	0.45	15	External Synchronization, Resistor Set Frequency, Power Good	Constant Frequency Current Mode	7	1	C,I	no	Buck	no	20		-				-						LTspice Model	DC267A	no	no	1999-02-12	$3.10 (LTC1735CS-1)	External Power Switch Buck Controllers	30.9mm² (SSOP-16),62mm² (SO-16)	1.75mm (SO-16),1.75mm (SSOP-16)	Lead,Matte Tin	no	yes
LTC1775	1	3.7	36	20	1	None	No Rsense	SO-16,SSOP-16	yes	1.19	150		150kHz to 225kHz	0.5	15	Burst Mode, No Rsense, External Synchronization	Constant Frequency Current Mode	36	1	C,I	no	Buck	no	20		-				-						LTspice Model	DC337A	no	no	1999-09-29	$4.65 (LTC1775CS)	External Power Switch Buck Controllers	30.9mm² (SSOP-16),62mm² (SO-16)	1.75mm (SO-16),1.75mm (SSOP-16)	Lead,Matte Tin	no	no
LTC1778	1	4	36	20			Power Good Output Voltage Monitor (LTC1778)	SSOP-16	yes	0.8				0.9	15	No Rsense, Power Good, Soft Start	Valley Current Mode	32.4	1	E,I	no	Buck	no	20	Buck											LTspice File	DC378A,DC385A	no	no	2001-02-25	$2.70 (LTC1778EGN)	External Power Switch Buck Controllers	30.9mm² (SSOP-16)	1.75mm (SSOP-16)	Lead,Matte Tin	no	yes
LTC3713	1	1.5	36	20	1	None	Provides 5V for N-CH MOSFET Gate Drive	SSOP-24	yes	0.8	1500			0.9	15	No Rsense, Power Good, Resistor Set Frequency	Valley Current Mode	32.4	1	E	no	Buck	no	20		-										LTspice Model	DC412A	no	no	2002-01-04	$4.10 (LTC3713EG)	External Power Switch Buck Controllers	69.7mm² (SSOP-24)	2mm (SSOP-24)	Lead,Matte Tin	no	no
LTC3778	1	4	36	20	1	Rsense, None	Wide Operating Range, No RSENSE Step-Down	TSSOP-20	yes	0.6		Valley Current Mode		0.9	15	No Rsense	Valley Current Mode	32.4	1	E	no	Buck	no	20		-										LTspice Model	DC389A-A,DC389A-B,DC389A-C	no	no	2001-09-05	$3.35 (LTC3778EF)	External Power Switch Buck Controllers	42.2mm² (TSSOP-20)	1.1mm (TSSOP-20)	Lead,Matte Tin	no	no
LTC3833	1	4.5	38	25	1	Rsense, DCR	Fast, Accurate Step-Down DC/DC with Differential Output Sensing	3x4 QFN-20,TSSOP-20	yes	0.6	2000	200kHz - 2MHz	200kHz - 2MHz	2	15	Differential Remote Sense, Resistor Set Frequency, External Synchronization, DCR Current Sense, Power Good, Tracking, Soft Start	Controlled On-Time Valley Current Mode	5.5	0.66	E,I	no	Buck	no	25		-										LTspice File,LTpowerCAD File	DC1640A-B,DC1640A-A,DC1516A-A,DC1516A-B	no	no	2010-10-18	$2.50 (LTC3833EUDC)	External Power Switch Buck Controllers	12mm² (3x4 QFN-20),42.2mm² (TSSOP-20)	0.75mm (3x4 QFN-20),1.2mm (TSSOP-20)	Matte Tin	no	yes
LTC3838	2	4.5	38	30	2	Rsense, DCR	Dual Fast Step Down Controller with Differential Output Sensing	5x7 QFN-38,TSSOP-38	yes	0.6	2000	200kHz to 2MHz	200kHz to 2MHz	3	15	Differential Remote Sense, External Synchronization, Resistor Set Frequency, DCR Current Sense, Power Good, Tracking	Controlled On-Time Valley Current Mode	5.5	0.67	E,I	yes	Buck	no	30	Buck	Buck	30	0.6								LTspice File,LTpowerCAD File	DC1626A-A,DC1626A-B,DC1801A-A,DC1801A-B	no	no	2011-10-28	$3.18 (LTC3838EUHF)	External Power Switch Buck Controllers,Multiple Output Buck	35mm² (5x7 QFN-38),62.7mm² (TSSOP-38)	0.75mm (5x7 QFN-38),1.2mm (TSSOP-38)	Matte Tin	no	no
LTC3838-1	2	4.5	38	30	2	Rsense, DCR	LTC3838-1 Dual Differential Output Sensing	5x7 QFN-38	yes	0.6	2000	200kHz to 2MHz	200kHz to 2MHz	3	15	Differential Remote Sense, External Synchronization, Resistor Set Frequency, DCR Current Sense, Power Good, Tracking	Controlled On-Time Valley Current Mode	5.5	0.67	E,I	yes	Buck	no	30	Buck	Buck	30	0.6								LTspice File,LTpowerCAD Model	DC1997A-A	no	no	2013-02-14	$3.18 (LTC3838EUHF-1)	External Power Switch Buck Controllers,Multiple Output Buck	35mm² (5x7 QFN-38)	0.75mm (5x7 QFN-38)	Matte Tin	no	no
LTC3838-2	2	4.5	38	30	2	Rsense, DCR	LTC3838-2 Ext. Reference, Dual Differential Output Sensing	5x7 QFN-38	yes	0.6	2000	200kHz to 2MHz	200kHz to 2MHz	3	15	Differential Remote Sense, External Synchronization, Resistor Set Frequency, DCR Current Sense, Power Good, Tracking	Controlled On-Time Valley Current Mode	5.5	0.67	E,I	yes	Buck	no	30	Buck	Buck	30	0.6								LTspice File,LTpowerCAD Model	DC1997A-B	no	no	2013-02-12	$3.18 (LTC3838EUHF-2)	External Power Switch Buck Controllers,Multiple Output Buck	35mm² (5x7 QFN-38)	0.75mm (5x7 QFN-38)	Matte Tin	no	no
LTC3839	1	4.5	38	60	2, 3, 4, 6, 12	Rsense, DCR	Fast, 2-Phase, Single-Output Step-Down, Differential Output Sensing	5x5 QFN-32	yes	0.6	2000	200kHz - 2MHz	200kHz - 2MHz	3	15	Differential Remote Sense, External Synchronization, Resistor Set Frequency, PolyPhase, DCR Current Sense, Tracking, Power Good	Controlled On-Time Valley Current Mode	5.5	1	E,I	yes	Buck	no	60		-										LTspice File,LTpowerCAD File	DC1632A	yes	no	2011-12-20	$3.18 (LTC3839EUH)	External Power Switch Buck Controllers	25mm² (5x5 QFN-32)	0.75mm (5x5 QFN-32)	Matte Tin	no	no
LTC1624	1	3.5	36	5	1	Rsense	SO-8 N-Channel Switching Regulator Controller	SO-8	no	1.19	200			0.5	16	-	Constant Frequency Current Mode	34.2	1	C,I	no	Buck, Boost, Sepic, Inverting, Flyback	no	5		-				-						LTspice File	DC164A	no	no	1999-07-12	$3.50 (LTC1624CS8)	External Power Switch Buck Controllers,Inverting Regulators,SEPIC Regulators	31mm² (SO-8)	1.75mm (SO-8)	Lead,Matte Tin	no	yes
LTC3878	1	4	38	25	1	None	Fast, Wide Operating Range No Rsense Step-Down Controller	SSOP-16	yes	0.8	2000	Up to 2MHz		1.5	18	Power Good, Resistor Set Frequency	Constant On-Time Valley Current Mode	34.2	1	E,I	no	Buck	no	25		-										LTspice File	DC1292A	no	no	2009-01-19	$1.71 (LTC3878EGN)	External Power Switch Buck Controllers	30.9mm² (SSOP-16)	1.75mm (SSOP-16)	Matte Tin	no	no
LTC3879	1	4	38	25	1	None	Fast, Wide Operating Range No RSENSE Step-Down Controller	3x3 QFN-16,MS-16E	yes	0.6	2000	Up to 2MHz		1.35	18	No Rsense, Tracking, Power Good, Resistor Set Frequency	Constant On-Time Valley Current Mode	34.2	1	E,I	no	Buck	no	25		-										LTspice File	DC1289A,DC1345A	no	no	2009-03-10	$1.76 (LTC3879EMSE)	External Power Switch Buck Controllers	9mm² (3x3 QFN-16),19.8mm² (MS-16E)	0.75mm (3x3 QFN-16),1.1mm (MS-16E)	Matte Tin	no	no
LT3742	2	4	30	5	2	Rsense	Dual, 2-Phase Step-Down Switching Controller	4x4 QFN-24	no	0.8	500			5	20	Anti-Phase Switching, Tracking, Power Good, 100% Duty Cycle	Constant Frequency Current Mode	30	1.5	E	yes	Buck	no	5	Buck	Buck	5	.8		-						LTspice File,LTpowerCAD Model	DC927A	no	no	2007-12-04	$2.30 (LT3742EUF)	External Power Switch Buck Controllers,Multiple Output Buck	16mm² (4x4 QFN-24)	0.75mm (4x4 QFN-24)	Matte Tin	no	no
LT3800	1	4	60	15	1	Rsense	High-Voltage Synchronous Current Mode Step-Down	TSSOP-16	yes	1.231	200			3	20	Burst Mode	Constant Frequency Current Mode	36	1	E,I	no	Buck, Inverting	no	20		-				-						LTspice File,LTpowerCAD Model	DC720A	no	no	2005-05-10	$3.10 (LT3800EFE)	External Power Switch Buck Controllers,High Input Voltage Buck	32.6mm² (TSSOP-16)	1.1mm (TSSOP-16)	Lead,Matte Tin	no	yes
LT3845A	1	4	60	15	2	Rsense	LT3845A Offers Improved Performance	TSSOP-16	yes	1.231	500	100kHz - 500kHz	100kHz - 500kHz	0.12	20	Resistor Set Frequency, External Synchronization, Burst Mode	Constant Frequency Current Mode	36	1.2	E,I,MP	yes	Buck	no	15		-				-						LTspice File,LTpowerCAD Model	DC1619A	no	no	2006-12-22	$3.56 (LT3845AEFE)	Extended Temperature (H & MP) Switching Regulators,External Power Switch Buck Controllers,High Input Voltage Buck	32.6mm² (TSSOP-16)	1.1mm (TSSOP-16)	Matte Tin	no	yes
LTC1876	3	3.5	36	25	2	Rsense	Dual Synchronous Buck And One Boost Controller	SSOP-36	yes	0.8	1200			0.35	20	PolyPhase	Constant Frequency Current Mode	7	1	E	yes	Buck, Boost	no	25	Buck	Boost	25	.8	34	Buck						-	DC324A,DC386A	no	no	2000-10-30	$5.95 (LTC1876EG)	External Power Switch Buck Controllers,Multiple Output Buck,Multitopology DC/DC	163.9mm² (SSOP-36)	2.64mm (SSOP-36)	Lead,Matte Tin	no	no
LTC3707	2	4.5	28	25	2	Rsense	Dual 2-Phase Synchronous Controller	SSOP-28	yes	0.8	300	150kHz - 300kHz		0.35	20	Burst Mode, Resistor Set Frequency, PolyPhase, Power Good	Constant Frequency Current Mode	7	1.5	E,I	yes	Buck	no	25	Buck	Buck	25	.8								LTspice Model	DC455A	no	no	2002-06-24	$4.55 (LTC3707EGN)	External Power Switch Buck Controllers,Multiple Output Buck	61.9mm² (SSOP-28)	1.75mm (SSOP-28)	Lead,Matte Tin	no	yes
LTC3707-SYNC	2	4.5	28	25	2	Rsense	LTC3707-SYNC Offers PLL For External Synchronization	SSOP-28	yes	0.8	300		150kHz - 300kHz	0.47	20	Burst Mode, External Synchronization, PolyPhase, Power Good	Constant Frequency Current Mode	7	1.5	E,I	yes	Buck	no	25	Buck	Buck	25	.8								LTspice Model	-	no	no	2002-06-24	$4.65 (LTC3707EGN-SYNC)	External Power Switch Buck Controllers,Multiple Output Buck	61.9mm² (SSOP-28)	1.75mm (SSOP-28)	Lead,Matte Tin	no	yes
LTC3727	2	4	36	25	2	Rsense	LTC3727 Vout 0.8V to 14V, Latch Off, 180ns Min On Time	SSOP-28	yes	0.8	550		250kHz to 550kHz	0.67	20	PolyPhase, Power Good, PLL, External Synchronization, Burst Mode	Constant Frequency Current Mode	14	1	E	yes	Buck	no	25	Buck	Buck	25	.8								LTspice Model	-	no	no	2001-11-26	$4.85 (LTC3727EG)	External Power Switch Buck Controllers,Multiple Output Buck	86.1mm² (SSOP-28)	2mm (SSOP-28)	Lead,Matte Tin	no	no
LTC3727-1	2	4	36	25	2	Rsense	LTC3727-1 Vout 0.8V to 14V, No Latch Off, 180ns Min On Time	5x5 QFN-32,SSOP-28	yes	0.8	550		250kHz to 550kHz	0.67	20	PolyPhase, Power Good, PLL, External Synchronization, Burst Mode	Constant Frequency Current Mode	14	1	E,I	yes	Buck	no	25	Buck	Buck	25	.8								LTspice File	-	no	no	2001-11-26	$4.85 (LTC3727EG-1)	External Power Switch Buck Controllers,Multiple Output Buck	25mm² (5x5 QFN-32),86.1mm² (SSOP-28)	0.75mm (5x5 QFN-32),2mm (SSOP-28)	Lead,Matte Tin	no	yes
LTC3727A-1	2	4	36	25	2	Rsense	LTC3727A-1 Vout 0.8V to 14V, No Latch Off, 120ns Min On Time	SSOP-28	yes	0.8	550		250kHz to 550kHz	0.67	20	PolyPhase, Power Good, PLL, External Synchronization, Burst Mode	Constant Frequency Current Mode	14	1	E,I	yes	Buck	no	25	Buck	Buck	25	.8								LTspice Model	DC457B	no	no	2001-11-26	$4.85 (LTC3727AEG-1)	External Power Switch Buck Controllers,Multiple Output Buck	86.1mm² (SSOP-28)	2mm (SSOP-28)	Lead,Matte Tin	no	yes
LTC3727LX-1		4	32	25			High Efficiency, 2-Phase Synchronous Step-Down Switching Regulator	5x5 QFN-32,SSOP-28	yes	0.8	550		250kHz to 550kHz	1	20	PolyPhase, Power Good, PLL, External Synchronization, Burst Mode		14		E	yes	Buck	no	25			25									LTspice Model	-	no	no	2001-11-26	$4.35 (LTC3727LXEG-1)	External Power Switch Buck Controllers,Multiple Output Buck	25mm² (5x5 QFN-32),86.1mm² (SSOP-28)	0.75mm (5x5 QFN-32),2mm (SSOP-28)	Lead,Matte Tin	no	no
LTC3728	2	4	36	25	2	Rsense	Dual Synchronous Controller	5x5 QFN-32,SSOP-28	yes	0.8	550		250kHz - 550kHz	0.47	20	PolyPhase, External Synchronization, Power Good, Burst Mode	Constant Frequency Current Mode	5.5	1	E,I	yes	Buck	no	25	Buck	Buck	25	.8								LTspice File	DC392A-B,DC447A,DC542A	no	no	2001-07-24	$5.00 (LTC3728EG)	External Power Switch Buck Controllers,Multiple Output Buck	25mm² (5x5 QFN-32),86.1mm² (SSOP-28)	0.75mm (5x5 QFN-32),2mm (SSOP-28)	Lead,Matte Tin	no	yes
LTC3728L	2	4	30	25	2	Rsense	Small package, high frequency	5x5 QFN-32,SSOP-28	yes	0.8	550		250kHz - 500kHz	0.45	20	PolyPhase, External Synchronization, Power Good, Burst Mode, Soft Start		7		C,E,I	yes	Buck	no	25	Buck	Buck	25	0.8								LTspice Model	DC392A-C,DC898A-A,DC898A-B,DC899A	no	no	2001-07-24	$4.30 (LTC3728LXCUH)	External Power Switch Buck Controllers,Multiple Output Buck	25mm² (5x5 QFN-32),61.9mm² (SSOP-28)	0.75mm (5x5 QFN-32),1.75mm (SSOP-28)	Lead,Matte Tin	no	yes
LTC3728L-1	2	4.5	28	25			Dual, 550kHz, 2-Phase Synchronous Regulator	5x5 QFN-32,SSOP-28	yes	0.8	550		250kHz - 550kHz	0.45	20	PolyPhase, External Synchronization, Power Good, Burst Mode, Soft Start		7		E,I	yes	Buck	no	25			25									LTspice Model	-	no	no	2001-07-24	$4.65 (LTC3728LEGN-1)	External Power Switch Buck Controllers,Multiple Output Buck	25mm² (5x5 QFN-32),61.9mm² (SSOP-28)	0.75mm (5x5 QFN-32),1.75mm (SSOP-28)	Lead,Matte Tin	no	yes
LTC3729	1	4	36	40	2, 3, 4, 6, 8, 12	Rsense	PolyPhase Operation Up to 12 Phases	5x5 QFN-32,SSOP-28	yes	0.8	550			0.58	20	PolyPhase	Constant Frequency Current Mode	5	1	E	yes	Buck	no	40		-										LTspice Model	DC509B	no	no	2001-07-24	$5.80 (LTC3729EG)	External Power Switch Buck Controllers	25mm² (5x5 QFN-32),86.1mm² (SSOP-28)	0.75mm (5x5 QFN-32),2mm (SSOP-28)	Lead,Matte Tin	no	no
LTC3729L-6	1	4	30	40	2, 3, 4, 6, 8, 12	Rsense	PolyPhase Up To 12 Phases, LTC3729L-6 Offers 0.6V Reference, 30Vin Max	5x5 QFN-32	yes	0.6	550			0.47	20	PolyPhase	Constant Frequency Current Mode	5	1	E	yes	Buck	no	40		-										LTspice Model	-	no	no	2001-07-24	$5.60 (LTC3729LEUH-6)	External Power Switch Buck Controllers	25mm² (5x5 QFN-32)	0.75mm (5x5 QFN-32)	Lead,Matte Tin	no	no
LTC3773	3	3.3	36	25	3	Rsense	Triple Output Synchronous Tracking 3-Phase Buck	5x7 QFN-38,SSOP-36	yes	0.6	700	220kHz, 400kHz, 560kHz	160kHz - 700kHz	2.8	20	Tracking, PolyPhase, Power Good, Selectable Switching Frequency, External Synchronization, Burst Mode	Constant Frequency Current Mode	5	1.5	E	yes	Buck	no	25	Buck	Buck	25	0.6	5	Buck	25	0.6	5			LTspice Model	DC908A,DC913A	no	no	2006-11-29	$3.95 (LTC3773EG)	External Power Switch Buck Controllers,Multiple Output Buck	35mm² (5x7 QFN-38),163.9mm² (SSOP-36)	0.75mm (5x7 QFN-38),2.64mm (SSOP-36)	Matte Tin,Lead	no	no
LTC3811 (dual output)	2	4.5	30	20	2, 3, 4, 6, 12	Rsense, DCR	High Speed Dual, Multiphase Step-Down	5x7 QFN-38,SSOP-36	yes	0.6	500	250kHz to 750kHz	150kHz to 900kHz	10.5	20	PolyPhase, Differential Remote Sense, DCR Current Sense, Power Good, Tracking, Sequencing, Selectable Switching Frequency, External Synchronization, PLL	Constant Frequency Current Mode	3.3	0.5	E	yes	Buck	no	20	Buck	Buck	20	0.8								LTspice Model	DC971A	no	no	2007-08-27	$3.75 (LTC3811EG)	External Power Switch Buck Controllers,Multiple Output Buck	35mm² (5x7 QFN-38),163.9mm² (SSOP-36)	0.75mm (5x7 QFN-38),2.64mm (SSOP-36)	Matte Tin	no	no
LTC3811 (single output)	1	4.5	30	30	2, 3, 4, 6, 12	Rsense, DCR	High Speed Dual, Multiphase Step-Down	5x7 QFN-38,SSOP-36	yes	0.6	500	250kHz to 750kHz	150kHz to 900kHz	10.5	20	PolyPhase, Differential Remote Sense, DCR Current Sense, Power Good, Tracking, Sequencing, Selectable Switching Frequency, External Synchronization, PLL	Constant Frequency Current Mode	3.3	0.5	E	yes	Buck	no	30	Buck			0.8								LTspice Model	DC971A	no	no	2007-08-27	$3.75 (LTC3811EG)	External Power Switch Buck Controllers,Multiple Output Buck	35mm² (5x7 QFN-38),163.9mm² (SSOP-36)	0.75mm (5x7 QFN-38),2.64mm (SSOP-36)	Matte Tin	no	no
LTC3828	1	4	28	25	2	Rsense	Dual, 2-Phase Step-Down Controller with Tracking	5x5 QFN-32,SSOP-28	yes	0.8	550		260kHz - 550kHz	2	20	Tracking, PolyPhase, Power Good, External Synchronization	Constant Frequency Current Mode	7	1	E	yes	Buck	no	25		-										LTspice Model	DC802A,DC884A,DC980A/B	no	no	2005-05-17	$4.65 (LTC3828EG)	External Power Switch Buck Controllers	25mm² (5x5 QFN-32),86.1mm² (SSOP-28)	0.75mm (5x5 QFN-32),2mm (SSOP-28)	Lead,Matte Tin	no	no
LTC3703	1	9.3	100	20	1	None	LTC3703 100Vin, 9.3V to 15V MOSFET Gate Drive, UV+ 8.7V, UV- 6.2V	SSOP-16,SSOP-28	yes	0.8	600	100kHz to 600kHz	Up to 600kHz	1.7	25	No Rsense, Resistor Set Frequency, External Synchronization	Constant Frequency Current Mode	93	1	E,I,H	no	Buck, Boost	no	20		-										LTspice File	DC501A	no	no	2003-12-24	$3.10 (LTC3703EGN)	Extended Temperature (H & MP) Switching Regulators,External Power Switch Boost,External Power Switch Buck Controllers,High Input Voltage Buck	30.9mm² (SSOP-16),86.1mm² (SSOP-28)	1.75mm (SSOP-16),2mm (SSOP-28)	Lead,Matte Tin	no	yes
LTC3703-5	1	9.3	60	20	1	None	LTC3703 60Vin, 4.5V to 15V MOSFET Gate Drive, UV+ 3.7V, UV- 3.1V	SSOP-16,SSOP-28	yes	0.8	600	100kHz to 600kHz	Up to 600kHz	1.7	25	No Rsense, Resistor Set Frequency, External Synchronization	Constant Frequency Current Mode	55.8	1	E,I	no	Buck, Boost	no	20		-										LTspice File	-	no	no	2003-12-24	$3.10 (LTC3703EGN-5)	External Power Switch Boost,External Power Switch Buck Controllers,High Input Voltage Buck	30.9mm² (SSOP-16),86.1mm² (SSOP-28)	1.75mm (SSOP-16),2mm (SSOP-28)	Lead,Matte Tin	no	yes
LTC3709	1	5	36	40	2	None	Fast 2-Phase, No Rsense with Tracking/Sequencing	5x5 QFN-32,SSOP-24	yes	0.6	200			2.4	25	No Rsense, Tracking, Sequencing, PolyPhase	Constant On-Time Valley Current Mode	32.4	1	E	yes	Buck	no	40		-										LTspice Model	DC793A	no	no	2005-01-06	$4.90 (LTC3709EG)	External Power Switch Buck Controllers	25mm² (5x5 QFN-32),69.7mm² (SSOP-24)	0.75mm (5x5 QFN-32),2mm (SSOP-24)	Lead,Matte Tin	no	no
LTC3824	1	4	60	5	1	Rsense	High Voltage Step-Down With 40uA Quiescent Current	MS-10E	no	0.8	600	200kHz - 600kHz	200kHz - 600kHz	0.04	25	Burst Mode, Resistor Set Frequency, External Synchronization, 100% Duty Cycle	Constant Frequency Current Mode	60	1.5	E,I,H,MP	no	Buck	no	5		-										LTspice File	DC960A	no	no	2006-05-26	$1.95 (LTC3824EMSE)	Extended Temperature (H & MP) Switching Regulators,External Power Switch Buck Controllers,High Input Voltage Buck,Micropower Buck Regulators	14.7mm² (MS-10E)	1.1mm (MS-10E)	Lead,Matte Tin	no	yes
LTC3851A	1	4	38	25	1	Rsense, DCR	PLL, LTC3851A Adjustable Current Limit	3x3 QFN-16,MS-16E,SSOP-16	yes	0.8	750	250kHz - 750kHz	250kHz - 750kHz	1.2	25	DCR Current Sense, Resistor Set Frequency, External Synchronization, Tracking, Burst Mode	Constant Frequency Current Mode	5.5	1	E,I,H,MP	no	Buck	no	25		-										LTspice File,LTpowerCAD File	DC1432A-A	no	no	2010-10-25	$1.71 (LTC3851AEGN)	Extended Temperature (H & MP) Switching Regulators,External Power Switch Buck Controllers	9mm² (3x3 QFN-16),19.8mm² (MS-16E),30.9mm² (SSOP-16)	0.75mm (3x3 QFN-16),1.1mm (MS-16E),1.75mm (SSOP-16)	Matte Tin	no	yes
LTC3851A-1	1	4	38	25	1	Rsense, DCR	PLL, LTC3851A-1 PGOOD Pin	3x3 QFN-16,MS-16E	yes	0.8	750		250kHz - 750kHz	1	25	DCR Current Sense, Power Good, External Synchronization, Tracking, Burst Mode	Constant Frequency Current Mode	5.5	1	E,I,H,MP	no	Buck	no	25		-										LTspice Model,LTpowerCAD File	DC1432A-B	no	no	2010-11-02	$1.71 (LTC3851AEMSE-1)	Extended Temperature (H & MP) Switching Regulators,External Power Switch Buck Controllers	9mm² (3x3 QFN-16),19.8mm² (MS-16E)	0.75mm (3x3 QFN-16),1.1mm (MS-16E)	Matte Tin	no	yes
LTC1702A	2	3	7	20	2	None	Dual Output Voltage Mode Step-Down Controller	SSOP-24	no	0.8	550			2.2	30	No Rsense, PolyPhase	Constant Frequency Current Mode	7	1	C,I	yes	Buck	no	20	Buck	Buck	20	.8		-						LTspice File	DC275A,DC473A	no	no	1999-06-17	$4.75 (LTC1702ACGN)	External Power Switch Buck Controllers,Multiple Output Buck	54.2mm² (SSOP-24)	1.75mm (SSOP-24)	Lead,Matte Tin	no	yes
LTC3770	1	4	32	15	1	None	Fast No Rsense Step-Down with Margining, Tracking and PLL	5x5 QFN-32,SSOP-28	yes	0.6			Up to 1MHz	1.3	30	No Rsense, Margining, Tracking, External Synchronization, PLL, Power Good	Constant On-Time Valley Current Mode	28.8	0.67	E	no	Buck	no	15		-										LTspice File	DC774A	no	no	2004-12-21	$3.55 (LTC3770EG)	External Power Switch Buck Controllers	25mm² (5x5 QFN-32),86.1mm² (SSOP-28)	0.75mm (5x5 QFN-32),2mm (SSOP-28)	Lead,Matte Tin	no	no
LTC3823	1	4.5	30	25	1	Rsense, None	Fast No Rsense, Differential Output Sensing, Tracking and PLL	5x5 QFN-32,SSOP-28	yes	0.6	1000	100kHz - 1MHz	100kHz - 1MHz	1.4	30	No Rsense, Tracking, Differential Remote Sense, PLL, External Synchronization, Resistor Set Frequency	Constant On-Time Valley Current Mode	27	0.67	E,I	no	Buck	no	25		-										LTspice File	DC1021A	no	no	2006-12-05	$2.75 (LTC3823EGN)	External Power Switch Buck Controllers	25mm² (5x5 QFN-32),61.9mm² (SSOP-28)	0.75mm (5x5 QFN-32),1.75mm (SSOP-28)	Matte Tin	no	yes
LTC3850	2	4	24	25	2	Rsense, DCR	LTC3850-1 Replaces ILIM With EXTVCC	4x5 QFN-28,SSOP-28	yes	0.8	500	250kHz - 780kHz	250kHz - 780kHz	0.85	30	PolyPhase, DCR Current Sense, Selectable Switching Frequency, External Synchronization, PLL, Tracking, Power Good	Constant Frequency Current Mode	6	1	E,I	yes	Buck	no	25	Buck	Buck	25	0.8								LTspice File,LTpowerCAD File	DC1126A,DC1185B-A,DC1185B-B,DC1231A-A,DC1231A-B,DC1185A-A	no	no	2007-06-18	$2.40 (LTC3850EGN-1)	External Power Switch Buck Controllers,Multiple Output Buck	20mm² (4x5 QFN-28),61.9mm² (SSOP-28)	0.75mm (4x5 QFN-28),1.75mm (SSOP-28)	Matte Tin,Lead	no	yes
LTC3850-2	2	4	30	25	2	Rsense, DCR	LTC3850-2 Same Function as LTC3850-1, Different Pinout	SSOP-28	yes	0.8	500		250kHz - 780kHz	0.85	30	PolyPhase, DCR Current Sense, Selectable Switching Frequency, External Synchronization, PLL, Tracking, Power Good	Constant Frequency Current Mode	6	1	I	yes	Buck	no	25		Buck										LTspice Model,LTpowerCAD Model	-	no	no	2008-09-05	$2.55 (LTC3850IGN-2)	External Power Switch Buck Controllers	61.9mm² (SSOP-28)	1.75mm (SSOP-28)	Matte Tin	no	yes
LTC3855	2	4.5	38	30	2, 3, 4, 6, 12	Rsense, DCR	Dual, Multiphase Synchronous Controller with Diff. Remote Sense	6x6 QFN-40,TSSOP-38	yes	0.6	770		250kHz - 770kHz	3.5	30	Differential Remote Sense, PolyPhase, DCR Current Sense, Tracking, External Synchronization	Constant Frequency Current Mode	12.5	0.75	E,I	yes	Buck	no	30	Buck	Buck	30	0.6								LTspice File,LTpowerCAD File	DC1441A,DC1586A,DC1617A-A,DC1617A-B	yes	no	2009-10-26	$3.18 (LTC3855EUJ)	External Power Switch Buck Controllers,Multiple Output Buck	36mm² (6x6 QFN-40),62.7mm² (TSSOP-38)	0.75mm (6x6 QFN-40),1.2mm (TSSOP-38)	Matte Tin	no	yes
LTC3865	2	4.5	38	25	2	Rsense, DCR	Pin Selectable Outputs, LTC3865 Adjustable Current Limit	5x5 QFN-32,TSSOP-38	yes	0.6	770	250kHz - 770kHz	250kHz - 770kHz	3	30	Pin Selectable Output Voltage, PolyPhase, DCR Current Sense, External Synchronization, Resistor Set Frequency, Tracking, Power Good	Constant Frequency Current Mode	5	1	E,I	yes	Buck	no	25	Buck	Buck	25	0.6								LTspice File	DC1479A,DC1480A	no	no	2010-02-05	$2.65 (LTC3865EUH)	External Power Switch Buck Controllers,Multiple Output Buck	25mm² (5x5 QFN-32),62.7mm² (TSSOP-38)	0.75mm (5x5 QFN-32),1.2mm (TSSOP-38)	Matte Tin	no	yes
LTC3865-1	2	4.5	38	25	2	Rsense, DCR	Pin Selectable Outputs, LTC3865 Two PGOOD, No Adjustable Current Limit	5x5 QFN-32	yes	0.6	770	250kHz - 770kHz	250kHz - 770kHz	3	30	Pin Selectable Output Voltage, PolyPhase, DCR Current Sense, External Synchronization, Resistor Set Frequency, Tracking, Power Good	Constant Frequency Current Mode	5	1	E,I	yes	Buck	no	25	Buck	Buck	25	0.6								LTspice File	DC1479A,DC1480A	no	no	2010-02-05	$2.65 (LTC3865EUH-1)	External Power Switch Buck Controllers,Multiple Output Buck	25mm² (5x5 QFN-32)	0.75mm (5x5 QFN-32)	Matte Tin	no	yes
LTC3866	1	4.5	38	30	1	Rsense, DCR, Sub-Milliohm DCR	Sub Milliohm DCR Sensing	4x4 QFN-24,TSSOP-24	yes	0.6	770	250kHz - 770kHz	250kHz - 770kHz	3.2	30	Resistor Set Frequency, External Synchronization, Differential Remote Sense, Sub-Milliohm DCR Current Sense, Tracking, Power Good	Constant Frequency Current Mode	3.5	0.75	E,I	no	Buck	no	30		-										LTspice File,LTpowerCAD File	DC1829A	yes	no	2012-01-26	$2.71 (LTC3866EUF)	External Power Switch Buck Controllers	16mm² (4x4 QFN-24),50.6mm² (TSSOP-24)	0.75mm (4x4 QFN-24),1.2mm (TSSOP-24)	Matte Tin	no	no
LTC3867	1	4	38	25	1	Rsense, DCR	Differential Remote Sense and Nonlinear Control	4x4 QFN-24	yes	0.6	1200	200kHz - 1.2MHz	200kHz - 1.2MHz	3.5	30	External Synchronization, Resistor Set Frequency, DCR Current Sense, Power Good, Tracking, Nonlinear Control	Constant Frequency Current Mode	14	1	E,I	no	Buck	no	25		-										LTspice Model,LTpowerCAD File	DC1771A,DC1928A	no	no	2011-07-26	$2.65 (LTC3867EUF)	External Power Switch Buck Controllers	16mm² (4x4 QFN-24)	0.75mm (4x4 QFN-24)	Matte Tin	no	no
LTC3869 (dual output)	2	4	38	30	2	Rsense, DCR	Dual, 2-Phase Synchronous Step-Down Controller	4x4 QFN-28,4x5 QFN-28,SSOP-28	yes	0.6	780	250kHz - 780kHz	250kHz - 780kHz	3	30	PolyPhase, DCR Current Sense, Resistor Set Frequency, External Synchronization, Tracking, Power Good	Constant Frequency Current Mode	12.5	0.75	E,I	yes	Buck	no	30	Buck	Buck	30	0.6								LTspice File,LTpowerCAD File	DC1798A-A,DC1798A-B,DC1807A-A,DC1807A-B	yes	no	2011-02-07	$2.65 (LTC3869EUF)	External Power Switch Buck Controllers,Multiple Output Buck	16mm² (4x4 QFN-28),20mm² (4x5 QFN-28),61.9mm² (SSOP-28)	0.75mm (4x5 QFN-28),0.75mm (4x4 QFN-28),1.75mm (SSOP-28)	Matte Tin	no	yes
LTC3869 (single output)	1	4	38	60	2	Rsense, DCR	Dual, 2-Phase Synchronous Step-Down Controller	4x4 QFN-28,4x5 QFN-28,SSOP-28	yes	0.6	780	250kHz - 780kHz	250kHz - 780kHz	3	30	PolyPhase, DCR Current Sense, Resistor Set Frequency, External Synchronization, Tracking, Power Good	Constant Frequency Current Mode	12.5	0.75	E,I	yes	Buck	no	60	Buck			0.6								LTspice File,LTpowerCAD File	DC1798A-A,DC1798A-B,DC1807A-A,DC1807A-B	yes	no	2011-02-07	$2.65 (LTC3869EUF)	External Power Switch Buck Controllers,Multiple Output Buck	16mm² (4x4 QFN-28),20mm² (4x5 QFN-28),61.9mm² (SSOP-28)	0.75mm (4x5 QFN-28),0.75mm (4x4 QFN-28),1.75mm (SSOP-28)	Matte Tin	no	yes
LTC3877 (dual output)	2	4.5	38	30	2, 3, 4, 6, 8, 12	Sub-Milliohm DCR, Rsense, DCR	Dual Phase Step-Down Synchronous Controller with VID Output Voltage Programming and Low Value DCR Sensing	7x7 QFN-44	yes	0.6	1000	250kHz - 1MHz	250kHz - 1MHz	7.3	33	VID Voltage Programming, Differential Remote Sense, PolyPhase, External Synchronization, Power Good, Resistor Set Frequency	Constant Frequency Current Mode	5	1	E,I	yes	Buck	no	30	Buck	Buck	30	0.6	5							-	DC2229A-A,DC2229A-B	no	yes	2015-07-27	$3.94 (LTC3877EUK)	Digitally Programmable Regulators,External Power Switch Buck Controllers,Multiple Output Buck	49mm² (7x7 QFN-44)	0.75mm (7x7 QFN-44)	Matte Tin	no	no
LTC3877 (single output)	1	4.5	38	60	2, 3, 4, 6, 8, 12	Sub-Milliohm DCR, Rsense, DCR	Dual Phase Step-Down Synchronous Controller with VID Output Voltage Programming and Low Value DCR Sensing	7x7 QFN-44	yes	0.6	1000	250kHz - 1MHz	250kHz - 1MHz	7.3	33	VID Voltage Programming, Differential Remote Sense, PolyPhase, External Synchronization, Power Good, Resistor Set Frequency	Constant Frequency Current Mode	5	1	E,I	yes	Buck	no	60	Buck			0.6	5							-	DC2229A-A,DC2229A-B	no	yes	2015-07-27	$3.94 (LTC3877EUK)	Digitally Programmable Regulators,External Power Switch Buck Controllers,Multiple Output Buck	49mm² (7x7 QFN-44)	0.75mm (7x7 QFN-44)	Matte Tin	no	no
LTC3774 (dual output)	2	4.5	38	30	2, 3, 4, 6, 8, 12	Sub-Milliohm DCR, DCR, Rsense	Dual, Multiphase Controller for Sub-Milliohm DCR Sensing	5x6 QFN-36	yes	0.6	1200	200kHz - 1.2MHz	200kHz - 1.2MHz	9	40	Sub-Milliohm DCR Current Sense, Phase Shedding, Differential Remote Sense, External Synchronization, Resistor Set Frequency, Tracking, Power Good, No FET Drivers	Advanced Constant Frequency Current Mode	3.5	0.75	E,I	yes	Buck	no	30	Buck	Buck	30	0.6								LTspice File,LTpowerCAD File	DC2002A,DC2111A-A,DC2111A-B	yes	no	2013-10-18	$2.95 (LTC3774EUHE)	External Power Switch Buck Controllers,Multiple Output Buck	30mm² (5x6 QFN-36)	0.75mm (5x6 QFN-36)	Matte Tin	no	no
LTC3774 (single output)	1	4.5	38	60	2, 3, 4, 6, 8, 12	Sub-Milliohm DCR, DCR, Rsense	Dual, Multiphase Controller for Sub-Milliohm DCR Sensing	5x6 QFN-36	yes	0.6	1200	200kHz - 1.2MHz	200kHz - 1.2MHz	9	40	Sub-Milliohm DCR Current Sense, Phase Shedding, Differential Remote Sense, External Synchronization, Resistor Set Frequency, Tracking, Power Good, No FET Drivers	Advanced Constant Frequency Current Mode	3.5	0.75	E,I	yes	Buck	no	60	Buck			0.6								LTspice File,LTpowerCAD File	DC2002A,DC2111A-A,DC2111A-B	yes	no	2013-10-18	$2.95 (LTC3774EUHE)	External Power Switch Buck Controllers,Multiple Output Buck	30mm² (5x6 QFN-36)	0.75mm (5x6 QFN-36)	Matte Tin	no	no
LTC3829	1	4.5	38	90	3, 6	Rsense, DCR	3-Phase, Single Output Synchronous Step-Down with Diff Amp	5x7 QFN-38,TSSOP-38	yes	0.6	770	250kHz - 770kHz	250kHz - 770kHz	4	40	Burst Mode, Differential Remote Sense, Phase Shedding, DCR Current Sense, Active Voltage Positioning, External Synchronization, Resistor Set Frequency, Nonlinear Control	Constant Frequency Current Mode	5	0.75	E,I	yes	Buck	no	90		-										LTspice File,LTpowerCAD File	DC1530A,DC1675A	no	no	2010-04-26	$3.71 (LTC3829EUHF)	External Power Switch Buck Controllers	35mm² (5x7 QFN-38),62.7mm² (TSSOP-38)	0.75mm (5x7 QFN-38),1.2mm (TSSOP-38)	Matte Tin	no	yes
LTC3856	1	4.5	38	60	2, 3, 4, 6, 12	Rsense, DCR	2-Phase Synchronous Step-Down DC/DC Controller with Diffamp	5x5 QFN-32,TSSOP-38	yes	0.6	770		250kHz - 770kHz	4	40	PolyPhase, Active Voltage Positioning, Differential Remote Sense, Burst Mode, DCR Current Sense, Phase Shedding, External Synchronization, PLL, Tracking, Power Good	Constant Frequency Current Mode	5	0.75	E,I	yes	Buck	no	60		-										LTspice File,LTpowerCAD File	DC1580A	no	no	2010-05-13	$3.18 (LTC3856EUH)	External Power Switch Buck Controllers	25mm² (5x5 QFN-32),62.7mm² (TSSOP-38)	0.75mm (5x5 QFN-32),1.2mm (TSSOP-38)	Matte Tin	no	yes
LTC3875 (dual output)	2	4.5	38	30	2, 3, 4, 6, 12	Rsense, DCR, Sub-Milliohm DCR	Dual, 2-Phase, Low Value DCR Sensing and Temp Comp	6x6 QFN-40	yes	0.6	720	250kHz - 720kHz	250kHz - 720kHz	7	40	Resistor Set Frequency, External Synchronization, Differential Remote Sense, Sub-Milliohm DCR Current Sense, Tracking, Power Good	Constant Frequency Current Mode	5	0.75	E,I	yes	Buck	no	30	Buck	Buck	30	0.6								LTspice File,LTpowerCAD File	DC2000A,DC2055A,DC2142A,DC2225A	no	no	2013-12-20	$3.47 (LTC3875EUJ)	External Power Switch Buck Controllers,Multiple Output Buck	36mm² (6x6 QFN-40)	0.75mm (6x6 QFN-40)	Matte Tin	no	yes
LTC3875 (single output)	1	4.5	38	60	2, 3, 4, 6, 12	Rsense, DCR, Sub-Milliohm DCR	Dual, 2-Phase, Low Value DCR Sensing and Temp Comp	6x6 QFN-40	yes	0.6	720	250kHz - 720kHz	250kHz - 720kHz	7	40	Resistor Set Frequency, External Synchronization, Differential Remote Sense, Sub-Milliohm DCR Current Sense, Tracking, Power Good	Constant Frequency Current Mode	5	0.75	E,I	yes	Buck	no	60	Buck			0.6								LTspice File,LTpowerCAD File	DC2000A,DC2055A,DC2142A,DC2225A	no	no	2013-12-20	$3.47 (LTC3875EUJ)	External Power Switch Buck Controllers,Multiple Output Buck	36mm² (6x6 QFN-40)	0.75mm (6x6 QFN-40)	Matte Tin	no	yes
LTC3853	3	4.5	24	25	3	Rsense, DCR	Triple Output, Multiphase Synchronous Buck Controller	6x6 QFN-40	yes	0.8	500	250kHz - 750kHz	250kHz - 750kHz	4.1	42	PolyPhase, DCR Current Sense, External Synchronization, PLL, Power Good, Tracking	Constant Frequency Current Mode	13.5	1	E,I,H,MP	yes	Buck	no	25	Buck	Buck	25	0.8	13.5	Buck	25	0.8	13.5			LTspice File	DC1254A,DC1349A	no	no	2008-08-18	$3.53 (LTC3853EUJ)	Extended Temperature (H & MP) Switching Regulators,External Power Switch Buck Controllers,Multiple Output Buck	36mm² (6x6 QFN-40)	0.75mm (6x6 QFN-40)	Matte Tin	no	yes
LTC3731	1	4	36	65	3, 6, 9, 12	Rsense	3-Phase, 600kHz, Synchronous Buck Controller	5x5 QFN-32,SSOP-24	yes	0.6	600		250kHz - 600kHz	2.3	50	PolyPhase, Differential Remote Sense, Burst Mode, Phase Shedding, External Synchronization, PLL, Power Good	Constant Frequency Current Mode	6	1	C,I	yes	Buck	no	65		-										LTspice File	DC438A,DC558A,DC561A-A,DC561A-B,DC721A-A	no	no	2004-01-13	$4.35 (LTC3731CG)	External Power Switch Buck Controllers	25mm² (5x5 QFN-32),69.7mm² (SSOP-24)	0.75mm (5x5 QFN-32),2mm (SSOP-24)	Lead,Matte Tin	no	yes
LTC3731H	1	4	36	60	3, 6, 9, 12	Rsense	3-Phase, 600kHz, Synchronous Buck Controller H Grade	5x5 QFN-32,SSOP-24	yes	0.6	600		250kHz - 600kHz	2.3	50	PolyPhase, Differential Remote Sense, Burst Mode, Phase Shedding, External Synchronization, PLL, Power Good	Constant Frequency Current Mode	6	2	H	yes	Buck	no	240		-										LTspice Model	-	no	no	2004-01-13	$5.00 (LTC3731HG)	Extended Temperature (H & MP) Switching Regulators,External Power Switch Buck Controllers	25mm² (5x5 QFN-32),69.7mm² (SSOP-24)	0.75mm (5x5 QFN-32),2mm (SSOP-24)	Lead,Matte Tin	no	yes
LTC3860 (dual output)	2	3	24	40	2, 3, 4, 6, 12	Rsense, DCR	Dual, Multiphase Buck Controller, 1 Diff Amp, 2mV Sense Accuracy	5x5 QFN-32	yes	0.6	1250	250kHz - 1.25MHz	250kHz - 1.25MHz	14	50	Differential Remote Sense, PolyPhase, Resistor Set Frequency, External Synchronization, PLL, DCR Current Sense, Power Good, Tracking	Constant Frequency Voltage Mode	5	1	E,I	yes	Buck	no	40	Buck	Buck	40	0.6								LTspice File,LTpowerCAD File	DC1184A,DC1755A	no	no	2010-02-02	$2.59 (LTC3860EUH)	External Power Switch Buck Controllers,Multiple Output Buck	25mm² (5x5 QFN-32)	0.75mm (5x5 QFN-32)	Matte Tin	no	yes
LTC3860 (single output)	1	3	24	80	2, 3, 4, 6, 12	Rsense, DCR	Dual, Multiphase Buck Controller, 1 Diff Amp, 2mV Sense Accuracy	5x5 QFN-32	yes	0.6	1250	250kHz - 1.25MHz	250kHz - 1.25MHz	14	50	Differential Remote Sense, PolyPhase, Resistor Set Frequency, External Synchronization, PLL, DCR Current Sense, Power Good, Tracking	Constant Frequency Voltage Mode	5	1	E,I	yes	Buck	no	80	Buck			0.6								LTspice File,LTpowerCAD File	DC1184A,DC1755A	no	no	2010-02-02	$2.59 (LTC3860EUH)	External Power Switch Buck Controllers,Multiple Output Buck	25mm² (5x5 QFN-32)	0.75mm (5x5 QFN-32)	Matte Tin	no	yes
LTC3861 (dual output)	2	3	24	40	2, 3, 4, 6, 12	Rsense, DCR	Dual, Multiphase Buck Voltage Mode Controller, 2 Diff Amp, 1.25mV Sense Accuracy	5x6 QFN-36	yes	0.6	2250	Up to 2.25MHz	Up to 2.25MHz	30	50	Differential Remote Sense, PolyPhase, External Synchronization, Resistor Set Frequency, DCR Current Sense, Power Good, Tracking	Constant Frequency Voltage Mode	5.5	0.75	E,I	yes	Buck	no	40	Buck	Buck	40									LTspice File,LTpowerCAD File	DC1822A	yes	no	2012-01-25	$2.88 (LTC3861EUHE)	External Power Switch Buck Controllers,Multiple Output Buck	30mm² (5x6 QFN-36)	0.75mm (5x6 QFN-36)	Matte Tin	no	yes
LTC3861 (single output)	1	3	24	80	2, 3, 4, 6, 12	Rsense, DCR	Dual, Multiphase Buck Voltage Mode Controller, 2 Diff Amp, 1.25mV Sense Accuracy	5x6 QFN-36	yes	0.6	2250	Up to 2.25MHz	Up to 2.25MHz	30	50	Differential Remote Sense, PolyPhase, External Synchronization, Resistor Set Frequency, DCR Current Sense, Power Good, Tracking	Constant Frequency Voltage Mode	5.5	0.75	E,I	yes	Buck	no	80	Buck	-										LTspice File,LTpowerCAD File	DC1822A	yes	no	2012-01-25	$2.88 (LTC3861EUHE)	External Power Switch Buck Controllers,Multiple Output Buck	30mm² (5x6 QFN-36)	0.75mm (5x6 QFN-36)	Matte Tin	no	yes
LTC3861-1 (dual output)	2	3	24	40	2, 3, 4, 6, 12	Rsense, DCR	Dual, Multiphase Buck Voltage Mode Controller, 1 Diff Amp, 1.25mV Sense Accuracy	5x5 QFN-32	yes	0.6	2250	Up to 2.25MHz	Up to 2.25MHz	30	50	PolyPhase, External Synchronization, Resistor Set Frequency, DCR Current Sense, Power Good, Tracking, Soft Start	Constant Frequency Voltage Mode	5.5	0.75	E,I	yes	Buck	no	40	Buck	Buck	40			-						LTspice Model,LTpowerCAD Model	-	no	no	2012-08-16	$2.76 (LTC3861EUH-1)	External Power Switch Buck Controllers,Multiple Output Buck	25mm² (5x5 QFN-32)	0.75mm (5x5 QFN-32)	Matte Tin	no	yes
LTC3861-1 (single output)	1	3	24	80	2, 3, 4, 6, 12	Rsense, DCR	Dual, Multiphase Buck Voltage Mode Controller, 1 Diff Amp, 1.25mV Sense Accuracy	5x5 QFN-32	yes	0.6	2250	Up to 2.25MHz	Up to 2.25MHz	30	50	PolyPhase, External Synchronization, Resistor Set Frequency, DCR Current Sense, Power Good, Tracking, Soft Start	Constant Frequency Voltage Mode	5.5	0.75	E,I	yes	Buck	no	80	Buck	-				-						LTspice Model,LTpowerCAD Model	-	no	no	2012-08-16	$2.76 (LTC3861EUH-1)	External Power Switch Buck Controllers,Multiple Output Buck	25mm² (5x5 QFN-32)	0.75mm (5x5 QFN-32)	Matte Tin	no	yes
LTC1704	2	3.15	5.5	20	1	Rsense	Synchronous Step-Down Controller, LDO Controller	SSOP-16	yes	0.8	550			4.5	75	LDO	Constant Frequency Current Mode	6	1.5	E	no	Buck, LDO	no	20	Buck	LDO	2	0.8		-						-	DC357A-A,DC357A-B	no	no	2002-04-01	$4.10 (LTC1704BEGN)	Buck Regulator Plus LDO,External Power Switch Buck Controllers	30.9mm² (SSOP-16)	1.75mm (SSOP-16)	Lead,Matte Tin	no	no
LTC3802	2	3	30	25	2	None	Dual Tracking Synchronous 2-Phase DC/DC	5x5 QFN-32,SSOP-28	yes	0.6	750	330kHz, 550kHz, 750kHz	330kHz - 750kHz	6.5	100	No Rsense, Tracking, PolyPhase, External Synchronization, PLL, Burst Mode, External Synchronization, PLL, Selectable Switching Frequency, Power Good, Soft Start	Constant Frequency Voltage Mode	27	1	E	yes	Buck	no	25	Buck	Buck	25	.8								LTspice Model	DC653A	no	no	2004-05-25	$4.80 (LTC3802EGN)	External Power Switch Buck Controllers,Multiple Output Buck	25mm² (5x5 QFN-32),61.9mm² (SSOP-28)	0.75mm (5x5 QFN-32),1.75mm (SSOP-28)	Lead,Matte Tin	no	no
LTC7851	4	3	5.5	30	4	Rsense, DCR	Quad Multiphase Step-Down Voltage Mode, /-1 Lower Current Sense Amp Gain	5x9 QFN-58	yes	0.6	2250	250kHz - 2.25MHz	250kHz - 2.25MHz	60	100	PolyPhase, External Synchronization, Resistor Set Frequency, Differential Remote Sense, DCR Current Sense	Constant Frequency Voltage Mode	5	0.75	E,I	yes	Buck	no	30	Buck	Buck	30	0.6	5	Buck	30	0.6	5	Buck	30	LTpowerCAD Model	DC2380A-A,DC2380A-B,DC2380A-C	no	yes	2016-01-25	$4.27 (LTC7851EUHH-1)	External Power Switch Buck Controllers,Multiple Output Buck	45mm² (5x9 QFN-58)	0.75mm (5x9 QFN-58)	Matte Tin	no	no
LTC3871	1	1.2	100	30	12	Rsense, DCR	Bidirectional PolyPhase Synchronous Buck or Boost Controller	7x7 LQFP-48	yes	1.2	500	50kHz to 500kHz	60kHz to 460kHz	8	140	Bidirectional, Output Current Monitor, External Synchronization, Resistor Set Frequency, PolyPhase	Constant Frequency Current Mode	100	1	E,I,H	yes	Buck, Boost	no	30	Buck, Boost											LTspice Model,LTpowerCAD Model	DC2348A-A,DC2348A-B	yes	yes	2016-09-01	$5.40 (LTC3871ELXE)	Extended Temperature (H & MP) Switching Regulators,External Power Switch Boost,External Power Switch Buck Controllers	81mm² (7x7 LQFP-48)	1.6mm (7x7 LQFP-48)	Matte Tin	no	yes
LTC3812-5	1	6.2	60	10	1	Rsense, None	Vin 4.35V to 60V, 5.5V Driver Voltage	TSSOP-16	yes	0.8	250	100kHz to 1MHz	100kHz to 1MHz	3	224	No Rsense, Power Good, Resistor Set Frequency	Constant On-Time Valley Current Mode	55.8	0.875	E,I	no	Buck	no	20		-										LTspice Model,LTpowerCAD Model	DC1035A	no	no	2007-04-17	$3.25 (LTC3812EFE-5)	External Power Switch Buck Controllers,High Input Voltage Buck	32.6mm² (TSSOP-16)	1.1mm (TSSOP-16)	Matte Tin	no	no
LTC3810	1	6.2	100	10	1	Rsense, None	LTC3810 Vin 6.2V to 100V, 10V Driver Voltage, Tracking, External Synchronization	SSOP-28	yes	0.8	250	100kHz to 1MHz	100kHz to 1MHz	3	240	No Rsense, Power Good, Tracking, External Synchronization, Resistor Set Frequency	Constant On-Time Valley Current Mode	55.8	0.5	E,I	no	Buck	no	20		-										LTspice File,LTpowerCAD Model	DC952A	no	no	2007-04-19	$3.50 (LTC3810EG)	External Power Switch Buck Controllers,High Input Voltage Buck	86.1mm² (SSOP-28)	2mm (SSOP-28)	Matte Tin,Lead	no	no
LTC3810-5	1	4.35	60	10	1	Rsense, None	LTC3810-5 Vin 4.35V to 60V, 5.5V Driver Voltage, Tracking, External Synchronization	5x5 QFN-32	yes	0.8	250	100kHz - 1MHz	100kHz - 1MHz	3	240	Tracking, No Rsense, External Synchronization, Power Good, Resistor Set Frequency	Constant On-Time Valley Current Mode	60	0.5	E,I,H	no	Buck	no	10		-										LTspice File,LTpowerCAD Model	DC1168A	no	no	2007-05-26	$3.38 (LTC3810EUH-5)	Extended Temperature (H & MP) Switching Regulators,External Power Switch Buck Controllers,High Input Voltage Buck	25mm² (5x5 QFN-32)	0.75mm (5x5 QFN-32)	Matte Tin	no	no
LTC3708	2	4	36	25	2	None	Dual Synchronous Buck Controller, Tracking, Fast Transient	5x5 QFN-32	yes	0.6				2.4	250	No Rsense, Tracking, PolyPhase	Constant On-Time Valley Current Mode	32.4	1	E	yes	Buck	no	25	Buck	Buck	25	.8								LTspice Model	-	no	no	2003-12-11	$4.80 (LTC3708EUH)	External Power Switch Buck Controllers,Multiple Output Buck	25mm² (5x5 QFN-32)	0.75mm (5x5 QFN-32)	Lead,Matte Tin	no	no
LTC3870	2	4.5	60	20	2	Rsense, DCR	Slave Controller for LTC3880/LTC3883 with PSM	4x5 QFN-28	yes	0.5	1000	100kHz - 1MHz	100kHz - 1MHz	1.1	1100	PolyPhase, External Synchronization, Resistor Set Frequency	Constant Frequency Current Mode	14		E,I	yes	Buck	no	20	Buck	Buck	20	0.5	14							LTspice Model,LTpowerCAD File	DC2089A-A,DC2089A-B,DC2155A-B	yes	no	2014-03-03	$2.35 (LTC3870EUFD)	Digital Power System Management,External Power Switch Buck Controllers,High Input Voltage Buck,Multiple Output Buck	20mm² (4x5 QFN-28)	0.75mm (4x5 QFN-28)	Matte Tin	no	no