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Number of Outputs Vin Min Vin Max Output Current Vout Min Synchronous Comments Packages Frequency Isupply Features Ishutdown Vout Max Vref Accuracy Over Temp Frequency Adjust Range Frequency Sync Range Temp Range Architecture Switch Current Integrated Inductor Topology Monolithic 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* Package Area Product Category Package Height Terminal Finish Export Control Auto & Transport
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	Number of Outputs	Vin Min	Vin Max	Output Current	Vout Min	Synchronous	Comments	Packages	Frequency	Isupply	Features	Ishutdown	Vout Max	Vref Accuracy Over Temp	Frequency Adjust Range	Frequency Sync Range	Temp Range	Architecture	Switch Current	Integrated Inductor	Topology	Monolithic	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*	Package Area	Product Category	Package Height	Terminal Finish	Export Control	Auto & Transport
Units		V	V	A	V	yes/no			kHz	mA		µA	V	%					A	yes/no		yes/no			A	V	V		A	V	V		A							mm²		mm		yes/no
Selection (hold Ctrl key to select multiple, hold Shift key to select range)	1 2 3 4 8	0.65 1.6 2.1 2.2 2.25 2.3 2.4 2.5 2.6 2.65 2.7 2.85 2.9 3 3.1 3.2 3.3 3.4 3.6 3.7 3.8 3.9 4 4.1 4.2 4.3 4.5 5 5.5 6.8 7 7.3 7.4 7.5	5 5.5 6 7 8.5 9.8 10 13 13.5 15 17 18 18.5 20 22 24 25 28 30 32 33 34 35 36 37 38 40 42 45 48 50 55 58 60 64 65 76 100 140 150	0.015 0.02 0.05 0.1 0.2 0.25 0.3 0.35 0.4 0.432 0.44 0.5 0.56 0.6 0.64 0.7 0.72 0.75 0.8 0.96 1 1.2 1.24 1.25 1.3 1.4 1.5 1.6 1.8 2 2.2 2.4 2.5 2.6 2.7 2.75 3 3.5 3.6 4 4.4 5 6 7 8 10 12 15 20	0 0.3 0.4 0.425 0.6 0.611 0.62 0.628 0.69 0.75 0.778 0.78 0.789 0.79 0.8 0.808 0.81 0.818 0.85 0.97 1 1.19 1.197 1.2 1.21 1.24 1.245 1.25 1.265 1.28 1.375 1.5 1.575 1.8 1.875 2 2.2 2.21 2.42 3.3 5	no yes	-3.3/-5 Fixed Output Versions 1.25A, 4MHz, Synchronous Step-Down 1.2A Step Down, 3.6V to 36V Operating, 40V Maximum 1.2A Step Down, 6.8V to 36V Operating, 40V Maximum 1.4A, 500kHz Step-Down Switching Regulator 1.5A Buck, 1.5A Boost and LDO Controller 1.5A, 15V Monolithic Synchronous Step-Down Regulator 1.5MHz, Burst Mode, LTC3406-1.2 Fixed 1.2V Output 1.5MHz, Burst Mode, LTC3406-1.5 Fixed 1.5V Output 1.5MHz, Burst Mode, LTC3406-1.8 Fixed 1.8V Output 1.5MHz, Disables Burst Mode 1.5MHz, LTC3406A Has Low Ripple Pulse-Skipping Mode 1.5MHz, LTC3406AB Has Soft Start, Disables Burst Mode 1.8μA Quiescent Current, 15V, 300mA Synchronous Step-Down 100% Duty Cycle 100% Duty Cycle, Integrated PLL 100% Duty Cycle, Integrated PLL 100% Duty Cycle, LTC3409A Has Tighter VREF and Line Regulation Limits 100% Duty Cycle, Pin-Strapped Fixed 1.8V/3.3V/5V or Adj VOUT 100V, 0.6A Synchronous Micropower Buck High Efficiency Regulator 100V, 1A Synchronous Micropower Step-Down Regulator 100kHz Switching 100µA IQ, 200kHz Switching, /B Disables Burst Mode 100µA IQ, 500kHz Switching 100µA Quiescent Current 10A, 32V Monolithic Synchronous Step-Down DC/DC Converter 12A, 24V Monolithic Synchronous Step-Down DC/DC Converter 15V, 5A Synchronous Step-Down Regulator 15V, ±5A Rail-to-Rail Synchronous Buck Regulator 18V, 8A Monolithic Synchronous Step-Down DC/DC Converter 1A Buck Regulator with Dual 600mA VLDO Regulators 2.25MHz, Disables Burst Mode 2.5A, 10V, Monolithic Synchronous Step-Down Regulator 2.5A, 15V Monolithic Synchronous Step-Down Regulator 2.5A, 15V, Monolithic Synchronous Step-Down Regulator 2.5µA Low Ripple Burst Mode 2.5µA Low Ripple Burst Mode Operation, LT8610 50ns Min On-Time 2.5µA Low Ripple Burst Mode, Current Sense Amp and Monitor 2.5μA IQ, Integrated Boost & Catch Diodes 2.5μA IQ, Integrated Boost & Catch Diodes, -3.3/-3.42/-5 Fixed Vout 2.5μA IQ, Integrated Boost & Catch Diodes, 3.3V Fixed Output 2.5μA IQ, Integrated Boost & Catch Diodes, 5V Fixed Output 2.6uA Quiescent Current, 300mA Buck & 10mA LDO 200kHz Switching 20V 20A Monolithic Buck Converter with Ultralow DCR Sensing 20V High Efficiency Nanopower Step-Down Regulator 20V, 5A Synchronous Step-Down Regulator 24V, 15A Monolithic Step Down Regulator with Differential Output Sensing 29ms POR Delay, LTC3548-1 Fixed 1.8V/1.575Vot 29ms POR Delay, LTC3548-2 Fixed 1.2V/Adj. Vout 2A, 25V Step-Down with LDO Controller 2A, 36V Step-Down with LDO Controller 3.5uA IQ, LTC3621-X Offer 1MHz/2.25MHz or 3.3V/5V Fixed Vout 32V, 6A Monolithic Synchronous Step-Down DC/DC Converter 36V Operation and IQ=75µA 36V, 2.6A Monolithic Buck Regulator with Dual LDO 3A, 4MHz Monolithic Synchronous Step-Down DC/DC Converter 3A, 4MHz, Monolithic Synchronous Step-Down 4-Channel 8A Configurable Buck DC/DCs with Watchdog and Power-On Reset 400mA Buck (Fixed 1.2V) with Dual 150mA LDOs (Fixed 1.8V & 2.8V) 400mA Buck (Fixed 1.8V) with Dual 150mA LDOs (Fixed 1.2V & 2.8V) 400mA/800mA Synchronous Step-Down 40V 400mA Step-Down Switching Reg. with Dual Tracking LDOs 42V, 1.5A Step-Down with 2.5μA Quiescent Current, Spread Spectrum 42V, 2.5A Synchronous Step-Down Regulator with No-Loss Input PowerPath 42V, 2A Synchronous Step-Down Regulator with 2.5μA Quiescent Current 42V, 3.5A Synchronous Step-Down with Operation to 175°C 42V, 350mA Synchronous Step-Down Regulator with 2.5μA Iq 42V, 750mA Synchronous Step-Down Regulator with 2.5μA Iq 4A, 4MHz Monolithic Synchronous Step-Down DC/DC Converter 4A, 4MHz, Monolithic Synchronous Step-Down Regulator with Tracking 500kHz Switching Frequency 500mA Buck + 300mA VLDO, LTC3541 Buck Powers Up First 500mA Buck + 300mA VLDO, LTC3541-1 LDO Powers Up First 500mA Buck + 300mA VLDO, LTC3541-2 Buck Powers Up First, 1.875V Fixed Vout 500mA Buck + 300mA VLDO, LTC3541-3 LDO Powers Up First, 1.8V Fixed Vout 55V Overvoltage Protection 600mA, 500kHz Step-Down Switching Regulator in SOT-23 60V Transient Protection 60V Transient Protection, 100% Duty Cycle 60V Transient Protection, 3.3V, 5V or Adj VOUT 60V Transient Protection, Low Ripple Burst Mode 60V VIN w/ 80V transients, Burst Mode 60V, 4A Synchronous Step-Down with Rail-to-Rail Programmable Output 65V 500mA Step-Down Converter, Prog 1.8V/3.3V/5V/Adj VOUT 65V, 3.5A Synchronous Step-Down Silent Switcher with 2.5μA Iq 6A Monolithic Step-Down with Digital Power System Management 6A, 4MHz Monolithic Synchronous Step-Down DC/DC Converter 700mA Boost, 250mA Buck, 100mA LDO 70uA Quiescent Current, Low Ripple Burst Mode 76V 500mA Step-Down Converter, Prog 1.8V/3.3V/5V/Adj VOUT 7A, PolyPhase Synchronous Step-Down Regulator 8-Channel I2C Programmable, Parallelable 1A Bucks 8-Channel Parallelable 1A Buck DC/DCs 8-Channel Parallelable 1A Buck DC/DCs, /A offers improved efficiency, accuracy and OV pin 800mA Synchronous Step-Down DC/DC with Average Input Current Limit 80V Transient and Short-Circuit Protection, Low Ripple Burst Mode Battery Charger Pre-Regulator with Adjustable Current Limit Bypass Transistor Circuit Footprint = 50mm2 Current and Temperature Monitoring Dual 1.4A Buck Dual 1.6A Buck, LT3506 575kHz Switching Frequency Dual 1.6A Buck, LT3506A 1.1MHz Switching Frequency Dual 1A Buck, 80V OVP, Integrated Boost Diodes Dual 2.5A/1.5A 42V Synchronous Monolithic Step-Down with 6.5μA Iq Dual 36V, 700mA Step-Down Regulator Dual 3A Buck Dual 3A Buck, 3.6V to 15V Input Voltage Dual 3A Buck, 3.6V to 20Vin, Vout Sense 0.6V to 6V, SVin Pin Dual 3A Buck, 3.6V to 20Vin, Vout Sense 0.6V to 6V, V2P5 Output Dual 3A Buck, 3.6V to 20Vin, Vout Sense 1.5V to 12V, SVin Pin Dual 3A Buck, 3.6V to 20Vin, Vout Sense 1.5V to 12V, V2P5 Output Dual 600mA 15V Monolithic Synchronous Step-Down Dual 600mA Buck, 1.5MHz, LTC3407A Offers Low Ripple Burst Mode Dual 600mA Buck, LTC3419-1 Fixed 1.575/1.8Vout Dual 800mA Buck, 2.25MHz LTC3407-4 has Reduced POR Time Dual 800mA Buck, 2.25MHz, LTC3407-3 Offers Fixed 1.8V and 3.3V Dual 800mA Buck, LTC3407A-2 Offers Low Ripple Burst Mode, 2.25MHz Dual 800mA Step-Down, POR & Watchdog, Burst Mode Dual High (35V) and Low (5.5V) Vin Buck, POR & Watchdog Dual High (42V) and Low (5.5V) Vin Buck, POR & Watchdog Dual Monolithic 300mA Synchronous Step-Down Dual Output 1.4A Buck Dual Output 1.4A Buck, 7V Maximum Input Voltage Dual Output Synchronous 400mA Buck-Boost and 200mA Buck Dual Output-Synchronous 1A Buck-Boost and a 600mA Buck Dual Synchronous, 3A/1A or 2A/2A Configurable Buck Dual Tracking 2A Buck Dual Tracking 3A Buck, Antiphase Switching, Parallelable Dual, Multitopology (Buck/Boost/SEPIC/Inverter/Flyback) Fixed 1.375V Output, All Ceramic Caps Fixed 1.5V Output, All Ceramic Caps Fixed 1.875 Output Fixed 1.8V Output, All Ceramic Caps Fixed Output of 5V Available Fixed Outputs of 1.8V, 2.5V, 3.3V, 5V available Fixed Outputs of 3.3V, 5V Available HV Vin Up To 30V HV Vin Up To 32V HV Vin Up To 60V High Current Quad Output Regulator for TFT LCD Displays High Efficiency, 140V 400mA Step-Down Regulator I2C Controllable 600mA Buck with Two 50mA LDOs I2C Controllable Buck Regulator I2C Quad Step-Down 2 x 600mA, 2 x 400mA IQ = 5μA, LTC3622 1MHz, LTC3622-2 2.2MHz, -23/25 Fixed Vout 3.3/5V Integrated Boost & Catch Diodes, LT3470 5.5V Min Startup, 300mA Iswitch Integrated Boost & Catch Diodes, LT3470A 4V Min Startup, 400mA Iswitch Integrated Catch & Boost Diodes Integrated Power Schottky Diode LDO Mode for Low Noise Operation LT1934 300mA Output Current LT1934-1 Optimized For < 60mA Output Currents LT3502 1.1MHz, LT3502A 2.2MHz LT3663 1.5MHz, LT3663-X Fixed 5V/3.3Vout and 1MHz LT3686A Version Has 60V OVP and External Sync Option LT3692A Offers Lower tON(MIN), Prog. UVLO, TSSOP-38E Package LT3791A Offers More Accurate Vref LT3791A-5 Offers More Accurate Vref, Fixed 5Vout LT8610A Offers Improved 30ns Min On-Time and Iout, Fixed 3.3V & 5V Options LT8610AB Improves Low Ripple Burst Mode Efficiency, Fixed 3.3V & 5V Options LT8610AC 0.8V Vref, 3V Min Vin, 30ns Min Ton; LT8610AC-1 Optimized For High Fsw LTC3405A Version Uses All Ceramic Caps LTC3410B Disables Burst Mode LTC3417A Offers Improved Channel Matching LTC3417A-1 Offers Power On Reset LTC3417A-2 Offers PGOOD LTC3542-1 Has Fixed 2.8V Output LTC3544B Disables Burst Mode LTC3547B Disables Burst Mode LTC3548A Improved ESD, Burst Mode, 116ms POR Delay LTC3646 Vout 2.0V to 30V LTC3646-1 Vout 0.6V to 15V Low Ripple Burst Mode Low Ripple Burst Mode, IQ<50μA Monolithic 400mA Buck Regulator with Dual 150mA LDOs POR and Watchdog Timer POR and Watchdog Timer, 5V Fixed Output Programmable Current Limit Programmable Current Limit, HV Vin Up To 60V Programmable Current Limit, -5 Fixed 5Vout Programmable Current Limit, HV Vin Up To 60V Programmable di/dt Limit for Low Noise Applications Quad 1A Buck, On-Chip Boost Allows 100% Duty Cycle Quad Monolithic Step-Down (2 HV Buck 2.5A/1.5A, 2 LV Buck 1.8A/1.8A) Quad Step-Down: 300mA, 200mA, 200mA, 100mA SC70 300mA Synchronous Buck Selectable 0°/90°/180° (LTC3615) or 140°/180° (LTC3615-1) Selectable Burst Mode Operation Selectable Output Voltage Silent Switcher Architecture Minimizes EMI, 2.5µA Low Ripple Burst Mode Single Resistor Sets VOUT, VOUT Down To Zero Volts Spread Spectrum Step-Down Silent Switcher, LT8640 Pulse Skipping, /-1 Forced Continuous Synchronous, 100% Duty Cycle Synchronous, 100% Duty Cycle, LT1701B Has No Burst Mode Synchronous, 100% Duty Cycle, 96% Efficiency Synchronous, Integrated ByPass MOSFET Tracking, 100% Duty Cycle Transient Protection to 60V, Low Ripple Burst Mode Transient Protection to 62V, Low Ripple Burst Mode Operation Triple 42V, 2.5A, 1.8A, 1.5A Monolithic Synchronous Step-Down Triple 800mA Synchronous Step-Down Regulator Triple Buck Regulator with 1.2A and Two 600mA Outputs Triple Output 3A Buck, 2A Buck, 1.5A Inverting/Boost Triple Step-Down (2.4A & Two 1.5A), LDO Controller Triple Step-Down (2.7A & Two 1.8A), LDO, Improved Iout Triple Step-Down (2A, 1A, 1A) with 100% Duty Cycle USB 5V 2.5A Output, Cable Drop Compensation USB 5V, 2.5A Output, 35V Input Buck with Cable Drop Compensation Ultralow 2.8μA IQ, Low Ripple Burst Mode Ultralow 3.4μA IQ, Low Ripple Burst Mode Ultralow Power 15mA Synchronous Step-Down	2x2 DFN-6 2x2 DFN-8 2x3 DFN-6 2x3 DFN-8 3x2 DFN-10 3x2 DFN-12 3x2 DFN-8 3x3 DFN-10 3x3 DFN-12 3x3 DFN-8 3x3 QFN-16 3x3 QFN-20 3x3 UTDFN-10 3x4 QFN-18 3x4 QFN-20 3x5 QFN-24 3x6 QFN-28 4x3 DFN-14 4x4 QFN-16 4x4 QFN-20 4x4 QFN-24 4x5 QFN-28 4x6 QFN-26 4x6 QFN-38 5x3 DFN-16 5x4 DFN-16 5x5 QFN-32 5x7 QFN-38 6x6 QFN-40 7.5mm × 6.25mm × 2.22mm BGA 7x7 QFN-48 7x8 QFN-52 7x9 QFN-56 9x9 QFN-64 DDPAK-5 DDPAK-7 DFN-8 MS-10 MS-10E MS-12E MS-16 MS-16E MS-8 N-8 SC-70 SO-14 SO-16 SO-8 SOT-23 SSOP-16 TO-220 TSSOP-16 TSSOP-20 TSSOP-24 TSSOP-28 TSSOP-38	0 2.25 100 200 350 500 550 575 700 750 770 1000 1100 1200 1250 1400 1500 2000 2200 2250 2400 2500 2600 2800 3000 4000	0.00072 0.0016 0.0017 0.0018 0.0024 0.0025 0.0026 0.003 0.0035 0.0036 0.005 0.0055 0.01 0.012 0.015 0.016 0.017 0.018 0.02 0.022 0.024 0.025 0.026 0.03 0.032 0.033 0.035 0.04 0.045 0.05 0.055 0.058 0.062 0.064 0.065 0.07 0.075 0.1 0.125 0.13 0.135 0.14 0.16 0.185 0.2 0.22 0.26 0.275 0.285 0.3 0.315 0.33 0.38 0.4 0.42 0.44 0.45 0.5 0.6 0.62 0.7 0.825 0.9 1 1.1 1.2 1.3 1.45 1.5 1.6 1.8 1.9 2 2.4 2.5 2.7 2.8 3.2 3.5 3.8 4 4.2 4.3 5 8.5 9 10	- 100% Duty Cycle Active Voltage Positioning Adjustable Slew Rate Anti-Phase Switching Burst Mode Cable Drop Compensation Current Monitor Current Source Reference DDR Mode Differential Remote Sense Dual Input EEPROM External Synchronization Fault Logging Fixed Output I2C Control Ideal Diode Input Current Monitor Input Current Regulation Integrated Boost Diode Integrated Schottky Diode Internal Temp Monitor LDO Low EMI Margining Output Current Limit Output Current Monitor Output Current Regulation Output Disconnect Overvoltage Protection PLL PMBus Pin Selectable Output Voltage PolyPhase Power Good Power On Reset PowerPath Prioritizer Programmable Input Current Limit Programmable Output Current Limit Rail-to-Rail Current Sense Amplifier Resistor Set Frequency Sequencing Silent Switcher Architecture Soft Start Source/Sink Current Spread Spectrum Supervisor Temperature Monitor Tracking Voltage Monitor Watchdog Timer	0 0.001 0.01 0.02 0.03 0.1 0.2 0.25 0.5 0.52 0.7 0.75 1 1.3 1.4 1.7 2.5 3 5 6 8 9 11 12 13 14 15 18 20 25 30 35 40 50 140	1.2 1.375 1.5 1.55 1.8 1.87 1.875 2.05 3.3 3.96 5 5.2 5.25 5.45 5.5 6 6.1 8.5 9.8 10 12 12.9 13 13.8 14.5 14.52 14.7 14.85 15 16 16.2 17 17.82 18 19.8 20 20.64 21.5 22 23.25 23.75 23.875 24 24.25 25 25.8 27.52 28 30 31.32 31.68 32 32.4 33.84 33.97 34 34.2 34.92 35 35.2 35.28 36 37 38.8 39.4 39.7 40 40.74 40.97 41.4 41.5 41.58 41.6 41.8 41.9 42 45 48 50 51 54 55.8 57.42 58.8 59.4 59.5 60 64 64.75 65 76 140 150	0 0.25 0.5 0.6 0.8 1 1.2 1.23 1.24 1.3 1.48 1.5 1.6 1.7 1.875 1.9 2 2.1 2.23 2.3 2.4 2.5 2.9 3 4 5	1.7MHz or 2.6MHz 100Hz - 1MHz 100kHz - 2MHz 100kHz to 1MHz 170kHz to 1.5MHz 1MHz (LTC3621) or 2.25MHz (LTC3621-2) Fixed 1MHz (LTC3622) or 2.25MHz (LTC3622-2) Fixed 1MHz - 3MHz 1MHz or 2.25MHz 200kHz - 1MHz 200kHz - 2.2MHz 200kHz - 2.4MHz 200kHz - 2MHz 200kHz - 3MHz 200kHz - 4MHz 200kHz - 500kHz 200kHz to 2.2MHz 200kHz to 3MHz 200kHz to 4MHz 250kHz - 1.5MHz 250kHz - 2.25MHz 250kHz - 2.2MHz 250kHz - 2.4MHz 250kHz - 2.5MHz 250kHz - 2MHz 250kHz - 770kHz 250kHz to 2.2MHz 300kHz - 2.2MHz 300kHz - 2.5MHz 300kHz - 2.8MHz 300kHz - 3MHz 300kHz - 4MHz 350kHz - 2.2MHz 350kHz - 2.5MHz 350kHz to 2.2MHz 400kHz - 4MHz 500kHz - 2MHz 500kHz - 3MHz 500kHz - 4MHz 600kHz - 4MHz 600kHz to 4MHz 750kHz - 4MHz 800kHz - 4MHz Constant Off Time Hysteretic Up to 2MHz Up to 3MHz Up to 4MHz	0.4MHz - 4MHz 1.2MHz - 3MHz 1.4MHz - 2MHz 1.5MHz 1.6MHz - 2MHz 1.8MHz - 2.7MHz 100kHz - 250kHz 100kHz - 2MHz 100kHz to 1MHz 125kHz - 250kHz 130kHz - 250kHz 170kHz to 1.5MHz 1MHz - 1.7MHz 1MHz - 3MHz 1MHz to 4MHz 2.25MHz 200kHz - 1MHz 200kHz - 2.2MHz 200kHz - 3MHz 200kHz - 4MHz 200kHz to 2.2MHz 200kHz to 3MHz 228kHz - 700kHz 230kHz - 500kHz 230kHz - 600kHz 240kHz - 700kHz 250kHz - 1.5MHz 250kHz - 2.25MHz 250kHz - 2.2MHz 250kHz - 2.5MHz 250kHz - 2MHz 250kHz - 400kHz 250kHz - 500kHz 250kHz - 770kHz 250kHz to 2.2MHz 275kHz - 475kHz 300kHz - 2.2MHz 300kHz - 2.5MHz 300kHz - 3MHz 300kHz - 4MHz 350kHz - 2.2MHz 350kHz - 2.5MHz 350kHz - 750kHz 350kHz to 2.2MHz 385kHz - 550kHz 400kHz - 4MHz 400kHz - 700kHz 400kHz to 4MHz 500kHz - 3.3MHz 500kHz - 3MHz 500kHz - 4MHz 575kHz - 700kHz 580kHz - 1MHz 580kHz - 700kHz 580kHz - 900kHz 600kHz - 4MHz 600kHz to 4MHz 750kHz - 2.25MHz 750kHz - 4MHz 800kHz - 4MHz Up to 2.5MHz Up to 3MHz Up to 4MHz Up to 525kHz	C E H I MP X	Boundary Mode Control Constant Frequency Controlled On-Time Constant Frequency Controlled On-Time Current Mode Constant Frequency Current Mode Constant Off-Time Current Mode Constant On-Time Current Mode Constant On-Time Valley Current Mode Controlled On-Time Valley Current Mode Hysteretic Mode Control Peak Current Mode Variable Frequency Current Mode	0 0.035 0.05 0.115 0.12 0.15 0.225 0.23 0.325 0.4 0.44 0.45 0.49 0.5 0.55 0.575 0.6 0.61 0.65 0.7 0.75 0.8 0.85 0.9 0.915 0.95 1 1.05 1.1 1.2 1.3 1.32 1.4 1.5 1.55 1.6 1.65 1.7 1.75 1.8 2 2.1 2.15 2.2 2.3 2.4 2.5 2.55 2.6 2.8 2.9 3 3.2 3.4 3.5 3.6 3.7 3.8 3.9 4 4.3 4.5 4.6 4.7 4.8 4.9 5 5.2 5.3 5.4 5.5 5.8 6 6.2 6.3 6.5 6.6 6.7 8 9 9.7 10 12 13 14 15 16 17 25	no	Boost Buck Buck-Boost Flyback Inverting LDO Sepic Zeta	yes	Boost Buck Flyback Inverting Sepic Zeta	- Boost Buck Buck-Boost Flyback Inverting LDO Sepic Zeta	0 0.01 0.05 0.1 0.15 0.2 0.3 0.4 0.6 0.7 0.8 1 1.1 1.4 1.5 1.6 1.8 2 3 3.5	0 0.4 0.425 0.6 0.628 0.75 0.789 0.79 0.8 0.85 1 1.2 1.25 1.5 1.575 1.8 3.3	0 0.8 1.2 1.5 1.575 1.8 4.1 5 5.25 5.432 5.45 5.5 10 16 17 24.2 32.4 35.2 36 40 41.4 41.8 42 50	- Boost Buck Inverting, Boost LDO	0 0.02 0.05 0.15 0.2 0.3 0.4 0.6 0.8 1 1.5 1.8 2	0 0.4 0.425 0.6 0.75 0.8 0.85 1 1.25 2.8	0 2.5 2.8 5 5.432 5.45 5.5 10 16 32.4 36 40	- Buck Inverting LDO	0 0.1 0.4 1 1.5 2	- LTpowerCAD File LTpowerCAD Model LTspice File LTspice Model	- DC059A-A DC059A-B DC059A-C DC074A-A DC074A-B DC074A-C DC084B-A DC084B-B DC1008A DC1013A DC1015A DC1023A DC1025A DC1037A DC1040A-A DC1040A-B DC1050A DC1060A DC1062A DC1069A DC1072B DC1086A DC1087A DC1089B DC1091A DC1092A DC1106A DC1122A DC1123A DC1128A DC1129A DC1149A DC1157A DC1158A DC1159A DC1161B DC1167A DC1176A DC1177A DC1180A DC1188A DC1193A-A DC1193A-B DC1200A DC1206A DC1207A DC1212A-A DC1212A-B DC1215A DC1221A DC1221B DC1222A DC1232A DC1248A DC1272A DC1273A DC1277A DC1293A DC1310A DC1312A DC1313A DC1316A DC1318A DC1320A-A DC1320A-B DC1323A DC1324A DC1325A DC1326A DC1336A DC1340A DC1343A DC1347B DC1353A DC1359A DC1382A DC1394A DC1395A DC1403A DC1419A DC1429A DC1435A DC1439A DC1442A DC1445A DC1454A DC1458A DC1460A DC1461A DC1467A DC1471A DC1476A DC1489A-A DC1489A-B DC1499A DC1507A DC1519A DC1520A DC1526A DC1527A DC1537A DC1541A-A DC1566A DC1570A-A DC1570A-B DC1572A DC1574A DC1578A-A DC1578A-B DC1596A DC1610A DC1611A DC1647A DC1658A-A DC1658A-B DC1667A DC1677A DC1700A DC1727A DC1730A DC1731A-A DC1731A-B DC1736A DC1749A DC1749B DC1750A DC1754A DC1768A DC1781A DC1820A-A DC1820A-B DC1832A DC1847A DC1848A DC1854A DC1863A DC1864A DC1877A DC187A-A DC187A-B DC1883A DC188A-A DC188A-B DC1893A DC1895A DC1896A DC1897B DC1901A DC1921A DC1949A DC1953A DC195A DC1973A DC1980A DC1992A DC2003A DC2004A DC2005A DC2010A DC2011A DC2012A DC2019B DC204A-A DC204A-B DC2056A DC2057A DC2065A DC2105A-A DC2105A-B DC2110A DC2113A DC2131A DC2132A DC2139A DC2169A DC2172A DC2182A DC2195A DC2195B-A DC2202A DC2215A DC2243A DC2311A DC2341A DC2346A DC2359A DC2373A DC242A DC2440A DC2458A DC2504A DC257A DC289A DC290A-A DC290A-B DC326B DC326C DC348A DC355A DC356A DC376A DC413A DC419A DC423B DC432A DC432B DC436A DC471A DC474A DC476A DC480A-A DC480A-B DC480A-C DC480A-D DC480A-E DC480A-F DC481A DC500A-B DC500A-C DC502A DC519A DC544A DC549A DC556A DC560A DC613A DC614A DC620A DC621A DC639A DC645A DC652A DC662A DC667A DC697A DC698A DC716B DC725A DC767A DC768A DC785A DC825A DC828A DC840A DC857A DC870A-A DC870A-B DC893A DC897A DC958A DC964A DC970A-A DC970A-B DC977A DC992A DC993A	no yes	no yes	1992-11-19 1993-11-10 1995-04-14 1998-02-20 1998-08-28 1998-08-31 1998-09-16 1999-02-25 2000-01-05 2000-02-07 2000-04-10 2000-05-03 2000-05-18 2000-08-24 2000-09-14 2000-10-26 2000-12-11 2001-05-02 2001-09-19 2001-09-25 2001-12-03 2002-01-23 2002-04-05 2002-05-23 2002-06-10 2002-07-11 2002-07-17 2002-08-19 2002-10-07 2003-02-10 2003-03-27 2003-04-18 2003-06-18 2003-08-15 2003-09-30 2003-10-07 2004-03-09 2004-06-03 2004-06-30 2004-08-13 2004-08-14 2004-12-06 2004-12-28 2005-03-04 2005-03-08 2005-03-18 2005-06-17 2005-06-24 2005-07-29 2005-09-28 2005-11-10 2005-12-19 2006-03-09 2006-06-01 2006-08-28 2006-09-12 2006-09-13 2006-09-21 2006-10-12 2006-10-20 2006-11-14 2006-12-14 2006-12-19 2007-01-22 2007-02-06 2007-02-13 2007-03-06 2007-03-19 2007-04-26 2007-04-30 2007-05-21 2007-05-26 2007-06-06 2007-06-14 2007-06-20 2007-07-30 2007-07-31 2007-08-23 2007-09-18 2007-10-03 2007-10-12 2007-12-04 2008-01-07 2008-01-08 2008-01-18 2008-01-23 2008-02-04 2008-02-12 2008-04-11 2008-05-08 2008-06-11 2008-07-22 2008-07-29 2008-08-06 2008-09-18 2008-10-08 2008-11-03 2008-12-15 2008-12-17 2009-01-05 2009-01-07 2009-01-08 2009-01-15 2009-01-19 2009-01-22 2009-04-28 2009-05-08 2009-07-20 2009-07-28 2009-07-29 2009-07-30 2009-08-13 2009-08-26 2009-09-10 2009-09-16 2009-09-22 2009-10-13 2009-11-04 2009-11-13 2009-12-07 2010-01-19 2010-01-21 2010-01-27 2010-02-16 2010-04-01 2010-04-21 2010-07-20 2010-08-16 2010-10-29 2011-01-25 2011-02-03 2011-06-27 2011-07-15 2011-07-26 2011-10-12 2011-11-04 2011-12-01 2011-12-13 2012-02-21 2012-03-19 2012-04-02 2012-05-09 2012-05-18 2012-05-22 2012-07-02 2012-07-06 2012-07-13 2012-09-25 2012-09-28 2012-11-16 2012-12-18 2013-03-19 2013-04-15 2013-05-06 2013-05-10 2013-05-29 2013-07-02 2013-07-09 2013-08-05 2013-08-07 2013-12-03 2013-12-10 2013-12-20 2014-01-15 2014-02-03 2014-05-19 2014-06-03 2014-09-23 2014-10-07 2014-10-16 2014-10-24 2014-11-10 2014-12-02 2014-12-09 2015-01-09 2015-02-11 2015-04-13 2015-06-09 2015-07-13 2015-12-18 2016-01-13 2016-02-10 2016-03-25 2016-04-01 2016-04-04 2016-07-27 2016-08-01 2016-09-12 2016-10-10 2016-10-27	$1.44 (LTC3549EDCB) $1.56 (LTC3410BESC6-1.875) $1.56 (LTC3410ESC6-1.8) $1.56 (LTC3410ESC6-1.875) $1.60 (LTC3542EDC) $1.60 (LTC3563EDC) $1.67 (LTC3405AES6) $1.67 (LTC3405AES6-1.375) $1.67 (LTC3405AES6-1.5) $1.67 (LTC3405AES6-1.8) $1.75 (LTC3561AEDD) $1.83 (LTC3406ABES5) $1.83 (LTC3406ABES5-2) $1.83 (LTC3406AES5) $1.89 (LTC3541EDD) $1.89 (LTC3541EDD-1) $1.89 (LTC3541EDD-2) $1.89 (LTC3541EDD-3) $1.90 (LTC3408EDD) $1.90 (LTC3560ES6) $1.95 (LT1933ES6) $1.95 (LT3502AEDC) $1.95 (LTC3419EDD-1) $1.95 (LTC3447EDD) $1.95 (LTC3543EDCB) $1.95 (LTC3547BEDDB-1) $1.95 (LTC3547EDDB-1) $1.95 (LTC3564EDCB) $1.95 (LTC3620EDC-1) $1.95 (LTC3670EDDB) $1.95 (LTC3672BEDC-1) $1.95 (LTC3672BEDC-2) $1.96 (LTC1779ES6) $125.00 (LT8610AXMSE) $2.00 (LTC1701BES5) $2.00 (LTC1701ES5) $2.00 (LTC3411AEDD) $2.00 (LTC3565EDD) $2.01 (LT1616ES6) $2.01 (LTC3406BES5-1.2) $2.01 (LTC3406ES5-1.2) $2.01 (LTC3406ES5-1.5) $2.01 (LTC3406ES5-1.8) $2.05 (LTC1627CS8) $2.05 (LTC1707CS8) $2.05 (LTC3448EDD) $2.10 (LTC3403EDD) $2.10 (LTC3606BEDD) $2.15 (LTC3409EDD) $2.25 (LT3437EDD) $2.25 (LT3503EDCB) $2.25 (LT8608EMSE) $2.25 (LTC3619BEDD) $2.25 (LTC3619EDD) $2.26 (LT1934EDCB) $2.26 (LT1934EDCB-1) $2.30 (LTC3601EMSE) $2.35 (LT3970EDDB-3.3) $2.35 (LTC3607EUD) $2.36 (LT3470EDDB) $2.37 (LTC3409AEDD) $2.40 (LT3505EDD) $2.40 (LT8609BEMSE) $2.45 (LTC3103EDD) $2.45 (LTC3445EUF) $2.45 (LTC3632EDD) $2.46 (LT3470AEDDB) $2.50 (LT1776CN8) $2.50 (LT3653EDCB) $2.50 (LT3663EDCB-3.3) $2.50 (LT3686AEDD) $2.50 (LT3686EDD) $2.50 (LTC3522EUD) $2.55 (LT3668EMSE) $2.55 (LT3990EDD) $2.55 (LTC3621EDCB-5) $2.60 (LT1676CN8) $2.60 (LTC1878EMS8) $2.60 (LTC3407AEDD) $2.60 (LTC3548AEDD) $2.60 (LTC3548EDD-1) $2.60 (LTC3548EDD-2) $2.65 (LT1777CS) $2.65 (LTC3642EDD-3.3) $2.70 (LT1940LEFE) $2.70 (LTC3104EDE) $2.70 (LTC3404EMS8) $2.71 (LT3493EDCB) $2.71 (LT3493EDCB-3) $2.75 (LT1936EMS8E) $2.75 (LT1938EDD) $2.75 (LT3697EMSE) $2.75 (LT3971EDD) $2.75 (LT3971EDD-3.3) $2.75 (LT3971EDD-5) $2.75 (LT3973EDD-3.3) $2.75 (LTC3446EDE) $2.80 (LTC3600EDD) $2.85 (LTC3646EDE) $2.85 (LTC3646EDE-1) $2.90 (LTC1877EMS8) $2.93 (LTC3417AEDHC-1) $2.93 (LTC3417AEDHC-2) $2.95 (LT1767EMS8-2.5) $2.95 (LT1912EDD) $2.95 (LT3506AEDHD) $2.95 (LT3506EDHD) $2.95 (LT3509EDE) $2.95 (LT3570EUF) $2.95 (LT3682EDD) $2.95 (LT3684EDD) $2.95 (LT3991EDD) $2.95 (LTC3388EDD-1) $2.95 (LTC3407AEDD-2) $2.95 (LTC3407EDD-3) $2.95 (LTC3407EDD-4) $2.95 (LTC3544BEUD) $2.95 (LTC3544EUD) $2.95 (LTC3568EDD) $2.95 (LTC3624EMSE-2) $2.95 (LTC3631EDD-3.3) $3.05 (LT1939EDD) $3.05 (LT3685EDD) $3.10 (LT3975EMSE) $3.10 (LTC3100EUD) $3.10 (LTC3545EUD-1) $3.10 (LTC3569EUD) $3.10 (LTC3612EUDC) $3.20 (LT1375CS8) $3.20 (LT1376CS8) $3.20 (LT3689EUD) $3.20 (LT3689EUD-5) $3.20 (LTC3630EDHC) $3.20 (LTC3637EDHC) $3.25 (LT3481EDD) $3.25 (LT3500EDD) $3.25 (LT3510EFE) $3.25 (LT3695EMSE-3.3) $3.25 (LTC3562EUD) $3.25 (LTC3603EMSE) $3.25 (LTC3604EMSE) $3.30 (LTC3630AEDHC) $3.35 (LT3508EUF) $3.35 (LT3971AIMSE) $3.35 (LT3971AIMSE-5) $3.37 (LTC3417AIDHC-1) $3.40 (LT1076CT) $3.40 (LT1076CT-5) $3.45 (LT3480EDD) $3.45 (LTC3412AEFE) $3.45 (LTC3614EUDD) $3.45 (LTC3626EUDC) $3.50 (LT1375HVCS8) $3.50 (LT1376HVCS8) $3.50 (LT1976BEFE) $3.50 (LT3501EFE) $3.50 (LT3504EUFD) $3.50 (LT3514EUFD) $3.50 (LT3640EUFD) $3.50 (LTC1174CN8-3.3) $3.50 (LTC1875EGN) $3.50 (LTC3520EUF) $3.55 (LT3980EDE) $3.55 (LT3995EMSE) $3.55 (LT8610EMSE) $3.55 (LT8697EUDD) $3.60 (LT3688EUF) $3.60 (LT8630EFE) $3.60 (LT8631EFE) $3.60 (LTC1879EGN) $3.65 (LT1766EGN-5) $3.65 (LT1913EDD) $3.65 (LT1956EGN-5) $3.65 (LT3641EUFD) $3.65 (LT3681EDE) $3.65 (LT3988EMSE) $3.65 (LTC3638EMSE) $3.65 (LTC3639EMSE) $3.70 (LT1940EFE) $3.75 (LT3976EMSE) $3.75 (LT8471EFE) $3.75 (LT8610ABEMSE-3.3) $3.75 (LT8610ACEMSE-1) $3.75 (LT8610AEMSE-3.3) $3.75 (LT8620EMSE) $3.75 (LTC1265CS-5) $3.75 (LTC3546EUFD) $3.75 (LTC3622EDE-2) $3.80 (LT8611EUDD) $3.80 (LTC3370EUH) $3.80 (LTC3616EUDD) $3.80 (LTC7138EMSE) $3.85 (LT3693EDD) $3.85 (LT3694EUFD-1) $3.95 (LTC3615EUF) $3.95 (LTC3623EUDD) $4.00 (LT1977EFE) $4.00 (LTC1174HVCN8-3.3) $4.00 (LTC3602EUF) $4.15 (LT3680EDD) $4.15 (LT8616EUDE) $4.15 (LTC3371EUHF) $4.25 (LT3507AEUHF) $4.25 (LT3507EUHF) $4.25 (LT3692AEUH) $4.25 (LT3972EDD) $4.25 (LT8614EUDC) $4.25 (LTC3414EFE) $4.25 (LTC3605AEUF) $4.25 (LTC3605EUF) $4.25 (LTC3633AEUFD) $4.25 (LTC3633AEUFD-1) $4.25 (LTC3633AEUFD-2) $4.25 (LTC3633AEUFD-3) $4.25 (LTC3633EUFD) $4.35 (LT8640EUDC-1) $4.35 (LT8641EUDC) $4.39 (LT1959CS8) $4.40 (LT1374CS8-SYNC) $4.62 (LTC3416EFE) $4.65 (LT3992EUH) $4.65 (LTC3374AEUHF) $4.65 (LTC3374EUHF) $4.67 (LT1765ES8) $4.71 (LTC3815EUFE) $4.75 (LT1943EFE) $4.85 (LT1374HVCS8) $4.95 (LT3430EFE) $4.95 (LT3430EFE-1) $4.95 (LT3431EFE) $4.95 (LT3690EUFE) $4.95 (LT8612EUDE) $5.05 (LT1074CT) $5.15 (LT8601EUJ) $5.20 (LT8613EUDE) $5.25 (LT1941EFE) $5.25 (LT3434EFE) $5.25 (LT3435EFE) $5.35 (LT8602EUJ) $5.45 (LTC3375EUK) $5.65 (LTC3649EUFD) $5.73 (LTC3418EUHF) $6.00 (LT1076HVCT) $6.25 (LTC3126EUFD) $6.50 (LTC3415EUHF) $7.50 (LTC3608EWKG) $7.60 (LT1074HVCT) $7.75 (LTC3609EWKG) $7.95 (LTC7130EY) $8.50 (LTC3610EWP) $9.75 (LTC3611EWP) $9.75 (LTC3613EWKH) Contact Factory	12mm² (3x4 QFN-18) 12mm² (3x4 QFN-20) 12mm² (4x3 DFN-14) 14.7mm² (MS-10) 14.7mm² (MS-10E) 14.7mm² (MS-8) 15mm² (3x5 QFN-24) 15mm² (5x3 DFN-16) 165.9mm² (TO-220) 16mm² (4x4 QFN-16) 16mm² (4x4 QFN-20) 16mm² (4x4 QFN-24) 18mm² (3x6 QFN-28) 19.8mm² (MS-12E) 19.8mm² (MS-16) 19.8mm² (MS-16E) 20mm² (4x5 QFN-28) 20mm² (5x4 DFN-16) 24mm² (4x6 QFN-26) 24mm² (4x6 QFN-38) 25mm² (5x5 QFN-32) 30.9mm² (SSOP-16) 31mm² (SO-8) 32.6mm² (TSSOP-16) 35mm² (5x7 QFN-38) 36mm² (6x6 QFN-40) 42.2mm² (TSSOP-20) 46.9mm² (7.5mm × 6.25mm × 2.22mm BGA) 49mm² (7x7 QFN-48) 4mm² (2x2 DFN-6) 4mm² (2x2 DFN-8) 5.3mm² (SC-70) 50.6mm² (TSSOP-24) 54.1mm² (SO-14) 56mm² (7x8 QFN-52) 62.7mm² (TSSOP-28) 62.7mm² (TSSOP-38) 62mm² (SO-16) 63mm² (7x9 QFN-56) 65.7mm² (N-8) 6mm² (2x3 DFN-6) 6mm² (2x3 DFN-8) 6mm² (3x2 DFN-10) 6mm² (3x2 DFN-12) 6mm² (3x2 DFN-8) 8.1mm² (SOT-23) 81mm² (9x9 QFN-64) 99.1mm² (DDPAK-5) 99.1mm² (DDPAK-7) 9mm² (3x3 DFN-10) 9mm² (3x3 DFN-12) 9mm² (3x3 DFN-8) 9mm² (3x3 QFN-16) 9mm² (3x3 QFN-20) 9mm² (3x3 UTDFN-10)	Buck Regulator Plus LDO Cable Drop Compensation DDR Memory/Bus Termination Digital Power System Management Digitally Programmable Regulators Energy Harvesting Extended Temperature (H & MP) Switching Regulators Flyback Forward and Isolated Controllers High Input Voltage Buck Internal Power Switch Boost Internal Power Switch Buck Internal Power Switch Buck-Boost Inverting Regulators LCD/CCD/OLED Bias Micropower Buck Regulators Multiple Output Boost Multiple Output Buck Multitopology DC/DC PowerPath Controllers & Ideal Diodes SEPIC Regulators Step-Down (Buck) LED Drivers Supercapacitor Chargers Ultralow Noise Regulators X Grade Products	0.55mm (3x3 UTDFN-10) 0.75mm (2x2 DFN-6) 0.75mm (2x2 DFN-8) 0.75mm (2x3 DFN-6) 0.75mm (2x3 DFN-8) 0.75mm (3x2 DFN-10) 0.75mm (3x2 DFN-12) 0.75mm (3x2 DFN-8) 0.75mm (3x3 DFN-10) 0.75mm (3x3 DFN-12) 0.75mm (3x3 DFN-8) 0.75mm (3x3 QFN-16) 0.75mm (3x3 QFN-20) 0.75mm (3x4 QFN-18) 0.75mm (3x4 QFN-20) 0.75mm (3x5 QFN-24) 0.75mm (3x6 QFN-28) 0.75mm (4x3 DFN-14) 0.75mm (4x4 QFN-16) 0.75mm (4x4 QFN-20) 0.75mm (4x4 QFN-24) 0.75mm (4x5 QFN-28) 0.75mm (4x6 QFN-26) 0.75mm (4x6 QFN-38) 0.75mm (5x3 DFN-16) 0.75mm (5x4 DFN-16) 0.75mm (5x5 QFN-32) 0.75mm (5x7 QFN-38) 0.75mm (6x6 QFN-40) 0.75mm (7x7 QFN-48) 0.75mm (7x8 QFN-52) 0.75mm (7x9 QFN-56) 0.75mm (9x9 QFN-64) 1.1mm (MS-10) 1.1mm (MS-10E) 1.1mm (MS-12E) 1.1mm (MS-16) 1.1mm (MS-16E) 1.1mm (MS-8) 1.1mm (TSSOP-16) 1.2mm (TSSOP-20) 1.2mm (TSSOP-24) 1.2mm (TSSOP-28) 1.2mm (TSSOP-38) 1.75mm (SO-14) 1.75mm (SO-16) 1.75mm (SO-8) 1.75mm (SSOP-16) 1mm (SC-70) 1mm (SOT-23) 2.22mm (7.5mm × 6.25mm × 2.22mm BGA) 3.3mm (N-8) 4.57mm (DDPAK-5) 4.57mm (DDPAK-7) 4.57mm (TO-220)	Lead Matte Tin	no	no yes
LT1074	1	7.3	45	4.4	2.21	no	Programmable Current Limit	TO-220	100	8.5	-	140	35				C,I	Constant Frequency Current Mode	6.5	no	Buck, Inverting	yes		-				-						LTspice File	-	no	no	1992-11-19	$5.05 (LT1074CT)	165.9mm² (TO-220),165.9mm² (TO-220),165.9mm² (TO-220)	High Input Voltage Buck,Internal Power Switch Buck,Inverting Regulators	4.57mm (TO-220),4.57mm (TO-220),4.57mm (TO-220)	Lead,Matte Tin	no	no
LT1074HV	1	7.3	64	4.4	2.21	no	Programmable Current Limit, HV Vin Up To 60V	TO-220	100	8.5	-	140	35				C,I	Constant Frequency Current Mode	6.5	no	Buck, Inverting	yes		-				-						LTspice File	-	no	no	1992-11-19	$7.60 (LT1074HVCT)	165.9mm² (TO-220),165.9mm² (TO-220),165.9mm² (TO-220),165.9mm² (TO-220)	High Input Voltage Buck,Internal Power Switch Buck,Inverting Regulators	4.57mm (TO-220),4.57mm (TO-220),4.57mm (TO-220),4.57mm (TO-220)	Lead,Matte Tin	no	no
LT1076	1	7.3	45	1.6	2.21	no	Programmable Current Limit	DDPAK-5,DDPAK-7,TO-220	100	8.5	-	140	35				C,I	Constant Frequency Current Mode	2.6	no	Buck, Inverting	yes		-				-						LTspice File	-	no	no	1992-11-19	$3.40 (LT1076CT)	99.1mm² (DDPAK-7),99.1mm² (DDPAK-5),165.9mm² (TO-220),165.9mm² (TO-220),165.9mm² (TO-220)	High Input Voltage Buck,Internal Power Switch Buck,Inverting Regulators	4.57mm (TO-220),4.57mm (TO-220),4.57mm (DDPAK-7),4.57mm (TO-220),4.57mm (DDPAK-5)	Lead,Matte Tin	no	no
LT1076-5	1	7.3	45	1.6	5	no	Programmable Current Limit, -5 Fixed 5Vout	DDPAK-5,DDPAK-7,TO-220	100	8.5	Fixed Output	1	5				C,I	Constant Frequency Current Mode	2.6	no	Buck	yes		-				-						LTspice Model	-	no	no	1992-11-19	$3.40 (LT1076CT-5)	99.1mm² (DDPAK-7),99.1mm² (DDPAK-5),165.9mm² (TO-220),165.9mm² (TO-220),165.9mm² (TO-220)	High Input Voltage Buck,Internal Power Switch Buck	4.57mm (TO-220),4.57mm (TO-220),4.57mm (DDPAK-7),4.57mm (TO-220),4.57mm (DDPAK-5)	Lead,Matte Tin	no	no
LT1076HV	1	7.3	60	1.6	2.21	no	Programmable Current Limit, HV Vin Up To 60V	DDPAK-7,TO-220	100	8.5	-	140	35				C,I	Constant Frequency Current Mode	2.6	no	Buck, Inverting	yes		-				-						LTspice File	-	no	no	1992-11-19	$6.00 (LT1076HVCT)	99.1mm² (DDPAK-7),165.9mm² (TO-220),165.9mm² (TO-220),165.9mm² (TO-220)	High Input Voltage Buck,Internal Power Switch Buck,Inverting Regulators	4.57mm (TO-220),4.57mm (TO-220),4.57mm (TO-220),4.57mm (DDPAK-7)	Matte Tin,Lead	no	no
LT1374	1	5	25	3.6	2.42	no		DDPAK-7,SO-8,TO-220,TSSOP-16	500	2.5	External Synchronization	20	21.5			580kHz - 1MHz	C,I	Constant Frequency Current Mode	6	no	Buck	yes		-				-						LTspice File	DC187A-A,DC187A-B,DC188A-A,DC188A-B,DC474A	no	no	1998-02-20	$4.40 (LT1374CS8-SYNC)	31mm² (SO-8),32.6mm² (TSSOP-16),99.1mm² (DDPAK-7),165.9mm² (TO-220)	Internal Power Switch Buck,SEPIC Regulators	1.1mm (TSSOP-16),1.75mm (SO-8),4.57mm (DDPAK-7),4.57mm (TO-220)	Lead,Matte Tin	no	yes
LT1374HV	1	5	32	3.6	2.42	no	HV Vin Up To 32V	DDPAK-7,SO-8,TSSOP-16	500	2.5	External Synchronization	20	27.52			580kHz - 1MHz	C,I	Constant Frequency Current Mode	6	no	Buck	yes		-				-						LTspice File	DC187A-A,DC187A-B,DC188A-A,DC188A-B,DC474A	no	no	1998-02-20	$4.85 (LT1374HVCS8)	31mm² (SO-8),32.6mm² (TSSOP-16),99.1mm² (DDPAK-7)	Internal Power Switch Buck,SEPIC Regulators	1.1mm (TSSOP-16),1.75mm (SO-8),4.57mm (DDPAK-7)	Lead,Matte Tin	no	yes
LT1375	1	5	25	1.2	2.42	no		N-8,SO-8	500	2.5	External Synchronization	20	21.5	2.5		580kHz - 900kHz	C,I	Constant Frequency Current Mode	2	no	Buck	yes		-				-						LTspice File	DC084B-A,DC084B-B	no	no	1995-04-14	$3.20 (LT1375CS8)	31mm² (SO-8),65.7mm² (N-8)	Internal Power Switch Buck,SEPIC Regulators	1.75mm (SO-8),3.3mm (N-8)	Lead,Matte Tin	no	no
LT1375HV	1	5	30	1.2	2.42	no	HV Vin Up To 30V	SO-8	500	2.5	External Synchronization	20	25.8	2.5		580kHz - 900kHz	C,I	Constant Frequency Current Mode	2	no	Buck	yes		-				-						LTspice File	DC084B-A,DC084B-B	no	no	1995-04-14	$3.50 (LT1375HVCS8)	31mm² (SO-8)	Internal Power Switch Buck,SEPIC Regulators	1.75mm (SO-8)	Lead,Matte Tin	no	no
LT1376	1	5	25	1.5	2.42	no		N-8,SO-16,SO-8	500	2.5	External Synchronization	14	20.64			580kHz - 900kHz	C,I	Constant Frequency Current Mode	2	no	Buck	yes		-				-						LTspice File	-	no	no	1995-04-14	$3.20 (LT1376CS8)	31mm² (SO-8),62mm² (SO-16),65.7mm² (N-8)	Internal Power Switch Buck	1.75mm (SO-8),1.75mm (SO-16),3.3mm (N-8)	Lead,Matte Tin	no	no
LT1376HV	1	5	30	1.5	2.42	no	HV Vin Up To 60V	SO-16,SO-8	500	2.5	External Synchronization	14	25.8			580kHz - 900kHz	C,I	Constant Frequency Current Mode	2	no	Buck	yes		-				-						LTspice File	-	no	no	1995-04-14	$3.50 (LT1376HVCS8)	31mm² (SO-8),62mm² (SO-16)	Internal Power Switch Buck	1.75mm (SO-8),1.75mm (SO-16)	Lead,Matte Tin	no	no
LT1616	1	3.6	25	0.6	1.25	no	Circuit Footprint = 50mm2	SOT-23	1400	1.9	-	1	20	2			E	Constant Frequency Current Mode	0.85	no	Buck	yes		-				-						LTspice File	-	no	no	2000-09-14	$2.01 (LT1616ES6)	8.1mm² (SOT-23)	Internal Power Switch Buck	1mm (SOT-23)	Lead,Matte Tin	no	no
LT1676	1	7.4	60	0.44	1.24	no		N-8,SO-8	100	3.2	External Synchronization	2.5	51	1.2		100kHz - 250kHz	C,I	Constant Frequency Current Mode	0.7	no	Buck	yes		-				-						LTspice Model	DC204A-A	no	no	1998-08-28	$2.60 (LT1676CN8)	31mm² (SO-8),65.7mm² (N-8)	High Input Voltage Buck,Internal Power Switch Buck	1.75mm (SO-8),3.3mm (N-8)	Lead,Matte Tin	no	yes
LT1765	1	3	25	2.4	1.2	no		SO-8,TSSOP-16	1250	1	Fixed Output, External Synchronization	15	20			1.6MHz - 2MHz	E	Constant Frequency Current Mode	4	no	Buck, Inverting	yes		-				-						LTspice File	DC436A,DC476A	no	no	2001-09-19	$4.67 (LT1765ES8)	31mm² (SO-8),32.6mm² (TSSOP-16)	Internal Power Switch Buck	1.1mm (TSSOP-16),1.75mm (SO-8)	Lead,Matte Tin	no	no
LT1766	1	5.5	60	1.2	1.2	no	Fixed Output of 5V Available	SSOP-16,TSSOP-16	200	2.5	Fixed Output, External Synchronization	25	54	2		228kHz - 700kHz	E,I,H	Constant Frequency Current Mode	2	no	Buck, Inverting	yes		-				-						LTspice File	DC326B,DC326C	no	no	2001-05-02	$3.65 (LT1766EGN-5)	30.9mm² (SSOP-16),32.6mm² (TSSOP-16)	Extended Temperature (H & MP) Switching Regulators,High Input Voltage Buck,Internal Power Switch Buck	1.1mm (TSSOP-16),1.75mm (SSOP-16)	Lead,Matte Tin	no	yes
LT1767	1	3	25	1.2	1.2	no	Fixed Outputs of 1.8V, 2.5V, 3.3V, 5V available	MS-8	1250	1	Fixed Output, External Synchronization	6	20	2		1.4MHz - 2MHz	E	Constant Frequency Current Mode	2	no	Buck	yes												LTspice File	DC502A	no	no	2000-10-26	$2.95 (LT1767EMS8-2.5)	14.7mm² (MS-8)	Internal Power Switch Buck	1.1mm (MS-8)	Lead,Matte Tin	no	no
LT1776	1	7.4	40	0.56	1.24	no	60V Transient Protection	N-8,SO-8	200	3.2	External Synchronization	30	34	2		250kHz - 400kHz	C,I	Constant Frequency Current Mode	0.7	no	Buck	yes		-				-						LTspice Model	DC204A-B	no	no	1998-09-16	$2.50 (LT1776CN8)	31mm² (SO-8),65.7mm² (N-8)	High Input Voltage Buck,Internal Power Switch Buck	1.75mm (SO-8),3.3mm (N-8)	Lead,Matte Tin	no	no
LT1777	1	7	48	0.44	1.24	no	Programmable di/dt Limit for Low Noise Applications	SO-16	100	0.62	Low EMI, Adjustable Slew Rate, External Synchronization	12	30	1.2		130kHz - 250kHz	C,I	Constant Frequency Current Mode	0.7	no	Buck	yes		-				-						LTspice Model	DC242A	no	no	1999-02-25	$2.65 (LT1777CS)	62mm² (SO-16)	High Input Voltage Buck,Internal Power Switch Buck,Ultralow Noise Regulators	1.75mm (SO-16)	Lead,Matte Tin	no	no
LT1912	1	3.6	36	2	0.79	no		3x3 DFN-10,MS-10E	500	0.9	Integrated Boost Diode, External Synchronization, Resistor Set Frequency	1.3	20		200kHz - 500kHz	250kHz - 500kHz	E	Constant Frequency Current Mode	3.7	no	Buck	yes		-				-						LTspice File,LTpowerCAD Model	DC1313A	no	no	2008-01-07	$2.95 (LT1912EDD)	9mm² (3x3 DFN-10),14.7mm² (MS-10E)	Internal Power Switch Buck	0.75mm (3x3 DFN-10),1.1mm (MS-10E)	Matte Tin	no	no
LT1913	1	3.6	25	3.5	0.79	no		3x3 DFN-10	2400	0.45	Resistor Set Frequency, External Synchronization, Power Good	0.01	24.25		200kHz - 2.4MHz	250kHz - 2MHz	E,I	Constant Frequency Current Mode	5.4	no	Buck	yes		-				-						LTspice File,LTpowerCAD Model	DC1316A	no	no	2007-12-04	$3.65 (LT1913EDD)	9mm² (3x3 DFN-10)	Internal Power Switch Buck	0.75mm (3x3 DFN-10)	Matte Tin	no	no
LT1933	1	3.6	36	0.6	1.245	no	600mA, 500kHz Step-Down Switching Regulator in SOT-23	2x3 DFN-6,SOT-23	500	1.6	-	1	31.68	1.6			E,I,H	Constant Frequency Current Mode	1.05	no	Buck	yes		-				-						LTspice File	DC1092A,DC662A	no	no	2004-08-14	$1.95 (LT1933ES6)	6mm² (2x3 DFN-6),8.1mm² (SOT-23)	Extended Temperature (H & MP) Switching Regulators,Internal Power Switch Buck	0.75mm (2x3 DFN-6),1mm (SOT-23)	Lead,Matte Tin	no	yes
LT1934	1	3.2	34	0.3	1.25	no	LT1934 300mA Output Current	2x3 DFN-6,SOT-23		0.012	Burst Mode	0.01	28	1.6	Constant Off Time		E,I	Constant Off-Time Current Mode	0.4	no	Buck	yes		-				-						LTspice File	DC544A	no	no	2002-10-07	$2.26 (LT1934EDCB)	6mm² (2x3 DFN-6),8.1mm² (SOT-23)	Internal Power Switch Buck,Micropower Buck Regulators	0.75mm (2x3 DFN-6),1mm (SOT-23)	Matte Tin,Lead	no	yes
LT1934-1	1	3.2	34	0.3	1.25	no	LT1934-1 Optimized For < 60mA Output Currents	2x3 DFN-6,SOT-23		0.012	Burst Mode	0.01	28	1.6	Constant Off Time		E,I	Constant Off-Time Current Mode	0.12	no	Buck	yes		-				-						LTspice File	DC544A	no	no	2002-10-07	$2.26 (LT1934EDCB-1)	6mm² (2x3 DFN-6),8.1mm² (SOT-23)	Internal Power Switch Buck,Micropower Buck Regulators	0.75mm (2x3 DFN-6),1mm (SOT-23)	Matte Tin,Lead	no	yes
LT1936	1	3.6	36	1.4	1.2	no	1.4A, 500kHz Step-Down Switching Regulator	MS-8	500	1.8	-	0.1	31.32				E,I,H	Constant Frequency Current Mode	2.2	no	Buck	yes		-				-						LTspice File	DC825A	no	no	2005-03-18	$2.75 (LT1936EMS8E)	14.7mm² (MS-8)	Extended Temperature (H & MP) Switching Regulators,Internal Power Switch Buck	1.1mm (MS-8)	Lead,Matte Tin	no	yes
LT1938	1	3.6	25	2.2	1.265	no		3x3 DFN-10	2800	0.4	Integrated Boost Diode, Power Good, Resistor Set Frequency	0.1	23.875		300kHz - 2.8MHz		E,I	Constant Frequency Current Mode	3.6	no	Buck	yes		-				-						LTspice File,LTpowerCAD Model	DC1273A	no	no	2007-10-03	$2.75 (LT1938EDD)	9mm² (3x3 DFN-10)	Internal Power Switch Buck	0.75mm (3x3 DFN-10)	Matte Tin	no	yes
LT1940	2	3.6	25	1.4	1.25	no	Dual Output 1.4A Buck	TSSOP-16	1100	3.8	Anti-Phase Switching, Power Good	30	22				E	Constant Frequency Current Mode	2.4	no	Buck	yes	Buck	Buck	1.4	1.25		-						LTspice Model,LTpowerCAD Model	DC519A	no	no	2002-07-17	$3.70 (LT1940EFE)	32.6mm² (TSSOP-16)	Internal Power Switch Buck,Multiple Output Buck	1.1mm (TSSOP-16)	Lead,Matte Tin	no	no
LT1940L	2	3.6	7	1.4	1.25	no	Dual Output 1.4A Buck, 7V Maximum Input Voltage	TSSOP-16	1100	3.8	Anti-Phase Switching, Power Good	30	22				E	Constant Frequency Current Mode	2.4	no	Buck	yes	Buck	Buck	1.4	1.25		-						LTspice Model,LTpowerCAD Model	DC519A	no	no	2002-07-17	$2.70 (LT1940LEFE)	32.6mm² (TSSOP-16)	Internal Power Switch Buck,Multiple Output Buck	1.1mm (TSSOP-16)	Lead,Matte Tin	no	no
LT1956	1	5.5	60	1.2	1.2	no	Fixed Output of 5V Available	SSOP-16,TSSOP-16	500	2.5	Fixed Output, External Synchronization	25	45	2		580kHz - 700kHz	E,I	Constant Frequency Current Mode	2	no	Buck, Inverting	yes		-				-						LTspice Model	DC423B	no	no	2002-06-10	$3.65 (LT1956EGN-5)	30.9mm² (SSOP-16),32.6mm² (TSSOP-16)	High Input Voltage Buck,Internal Power Switch Buck	1.1mm (TSSOP-16),1.75mm (SSOP-16)	Lead,Matte Tin	no	yes
LT1959	1	4	15	3.6	1.21	no		DDPAK-7,SO-8	500	3.8	External Synchronization	15	12.9			580kHz - 1MHz	C,I	Constant Frequency Current Mode	6	no	Buck	yes		-				-						LTspice Model	DC355A,DC356A	no	no	2000-04-10	$4.39 (LT1959CS8)	31mm² (SO-8),99.1mm² (DDPAK-7)	Internal Power Switch Buck	1.75mm (SO-8),4.57mm (DDPAK-7)	Lead,Matte Tin	no	no
LT1976	1	3.3	60	1.24	1.2	no	100µA IQ, 200kHz Switching, /B Disables Burst Mode	TSSOP-16	200	0.1	Burst Mode, External Synchronization	1	54	2		230kHz - 600kHz	E,I,H	Constant Frequency Current Mode	2.4	no	Buck	yes		-				-						LTspice File	DC481A,DC977A	no	no	2003-08-15	$3.50 (LT1976BEFE)	32.6mm² (TSSOP-16)	Extended Temperature (H & MP) Switching Regulators,High Input Voltage Buck,Internal Power Switch Buck,Micropower Buck Regulators	1.1mm (TSSOP-16)	Lead,Matte Tin	no	yes
LT1977	1	3.3	60	1.24	1.2	no	100µA IQ, 500kHz Switching	TSSOP-16	500	0.1	Burst Mode, External Synchronization	0.1	54	2		575kHz - 700kHz	E,I	Constant Frequency Current Mode	2.4	no	Buck	yes		-				-						LTspice Model	DC639A	no	no	2004-06-30	$4.00 (LT1977EFE)	32.6mm² (TSSOP-16)	High Input Voltage Buck,Internal Power Switch Buck,Micropower Buck Regulators	1.1mm (TSSOP-16)	Lead,Matte Tin	no	yes
LT3430	1	5.5	60	2.75	1.2	no	200kHz Switching	TSSOP-16	200	1.5	External Synchronization	30	54			228kHz - 700kHz	E,I	Constant Frequency Current Mode	5	no	Buck, Inverting	yes		-				-						LTspice File,LTpowerCAD Model	DC1200A,DC471A	no	no	2002-08-19	$4.95 (LT3430EFE)	32.6mm² (TSSOP-16)	High Input Voltage Buck,Internal Power Switch Buck	1.1mm (TSSOP-16)	Lead,Matte Tin	no	yes
LT3430-1	1	5.5	60	2.75	1.2	no	100kHz Switching	TSSOP-16	100	1.5	External Synchronization	30	54			125kHz - 250kHz	E,I	Constant Frequency Current Mode	5	no	Buck, Inverting	yes		-				-						LTspice File,LTpowerCAD Model	DC1200A,DC471A	no	no	2002-08-19	$4.95 (LT3430EFE-1)	32.6mm² (TSSOP-16)	High Input Voltage Buck,Internal Power Switch Buck	1.1mm (TSSOP-16)	Matte Tin	no	yes
LT3431	1	5.5	60	2.75	1.2	no	500kHz Switching Frequency	TSSOP-16	500	2.5	External Synchronization	30	48			580kHz - 700kHz	E,I	Constant Frequency Current Mode	5	no	Buck, Inverting	yes		-				-						LTspice File,LTpowerCAD Model	DC549A	no	no	2003-03-27	$4.95 (LT3431EFE)	32.6mm² (TSSOP-16)	High Input Voltage Buck,Internal Power Switch Buck	1.1mm (TSSOP-16)	Lead,Matte Tin	no	yes
LT3434	1	3.3	60	2.4	1.25	no	100µA Quiescent Current	TSSOP-16	200	0.1	Burst Mode, External Synchronization	1	54			230kHz - 500kHz	E,I	Constant Frequency Current Mode	4.7	no	Buck	yes		-				-						LTspice Model,LTpowerCAD Model	DC614A	no	no	2004-08-13	$5.25 (LT3434EFE)	32.6mm² (TSSOP-16)	High Input Voltage Buck,Internal Power Switch Buck,Micropower Buck Regulators	1.1mm (TSSOP-16)	Lead,Matte Tin	no	yes
LT3435	1	3.3	60	2.4	1.25	no	100µA Quiescent Current	TSSOP-16	500	0.1	Burst Mode, External Synchronization, Power Good	0.1	54			575kHz - 700kHz	E,I	Constant Frequency Current Mode	5.2	no	Buck	yes		-				-						LTspice Model,LTpowerCAD Model	DC613A	no	no	2005-09-28	$5.25 (LT3435EFE)	32.6mm² (TSSOP-16)	High Input Voltage Buck,Internal Power Switch Buck,Micropower Buck Regulators	1.1mm (TSSOP-16)	Lead,Matte Tin	no	yes
LT3437	1	3.3	60	0.4	1.25	no	60V VIN w/ 80V transients, Burst Mode	3x3 DFN-10,TSSOP-16	200	0.075	External Synchronization, Burst Mode	0.1	54	2		240kHz - 700kHz	E,I,H	Constant Frequency Current Mode	0.65	no	Buck	yes		-				-						LTspice File	DC1232A	no	no	2005-07-29	$2.25 (LT3437EDD)	9mm² (3x3 DFN-10),32.6mm² (TSSOP-16)	Extended Temperature (H & MP) Switching Regulators,High Input Voltage Buck,Internal Power Switch Buck,Micropower Buck Regulators	0.75mm (3x3 DFN-10),1.1mm (TSSOP-16)	Lead,Matte Tin	no	yes
LT3470	1	4	40	0.2	1.25	no	Integrated Boost & Catch Diodes, LT3470 5.5V Min Startup, 300mA Iswitch	3x2 DFN-8,SOT-23		0.025	Burst Mode, Integrated Boost Diode	0.1	16	1.2	Hysteretic		E,I,H	Hysteretic Mode Control	0.325	no	Buck	yes		-				-						LTspice File	DC1037A,DC716B	no	no	2004-12-28	$2.36 (LT3470EDDB)	6mm² (3x2 DFN-8),8.1mm² (SOT-23)	Extended Temperature (H & MP) Switching Regulators,High Input Voltage Buck,Internal Power Switch Buck,Micropower Buck Regulators	0.75mm (3x2 DFN-8),1mm (SOT-23)	Lead,Matte Tin	no	yes
LT3470A	1	4	40	0.25	1.25	no	Integrated Boost & Catch Diodes, LT3470A 4V Min Startup, 400mA Iswitch	3x2 DFN-8		0.04	Burst Mode, Integrated Boost Diode	0.1	16	1.2			E,I,H	Hysteretic Mode Control	0.44	no	Buck	yes		-				-						LTspice File	DC1382A	no	no	2004-12-28	$2.46 (LT3470AEDDB)	6mm² (3x2 DFN-8)	High Input Voltage Buck,Internal Power Switch Buck,Micropower Buck Regulators	0.75mm (3x2 DFN-8)	Matte Tin	no	yes
LT3480	1	3.6	36	2	0.79	no	Transient Protection to 60V, Low Ripple Burst Mode	3x3 DFN-10,MS-10E	2400	0.07	Burst Mode, Resistor Set Frequency, External Synchronization, Power Good	1	20		200kHz - 2.4MHz	250kHz - 2MHz	E,I,H,MP	Constant Frequency Current Mode	3.5	no	Buck	yes		-				-						LTspice File,LTpowerCAD Model	DC1091A,DC1212A-A,DC1394A	no	no	2007-03-06	$3.45 (LT3480EDD)	9mm² (3x3 DFN-10),14.7mm² (MS-10E)	Extended Temperature (H & MP) Switching Regulators,High Input Voltage Buck,Internal Power Switch Buck,Micropower Buck Regulators	0.75mm (3x3 DFN-10),1.1mm (MS-10E)	Matte Tin,Lead	no	yes
LT3481	1	3.6	36	2	1.265	no	Low Ripple Burst Mode, IQ<50μA	3x3 DFN-10,MS-10E	2800	0.05	Burst Mode, Resistor Set Frequency, External Synchronization, Power Good	0.01	20		300kHz - 2.8MHz	275kHz - 475kHz	E,I,H	Constant Frequency Current Mode	3.8	no	Buck	yes		-				-						LTspice File,LTpowerCAD Model	DC857A	no	no	2006-06-01	$3.25 (LT3481EDD)	9mm² (3x3 DFN-10),14.7mm² (MS-10E)	Extended Temperature (H & MP) Switching Regulators,Internal Power Switch Buck,Micropower Buck Regulators	0.75mm (3x3 DFN-10),1.1mm (MS-10E)	Lead,Matte Tin	no	yes
LT3493	1	3.6	36	1.2	0.78	no	1.2A Step Down, 3.6V to 36V Operating, 40V Maximum	2x3 DFN-6	750	1.9	-	0.01	34.2	1.9			E,I	Constant Frequency Current Mode	1.75	no	Buck	yes		-				-						LTspice File	DC897A	no	no	2006-11-14	$2.71 (LT3493EDCB)	6mm² (2x3 DFN-6)	High Input Voltage Buck,Internal Power Switch Buck	0.75mm (2x3 DFN-6)	Lead,Matte Tin	no	yes
LT3493-3	1	6.8	36	1.2	0.78	no	1.2A Step Down, 6.8V to 36V Operating, 40V Maximum	2x3 DFN-6	750	1.9	-	0.001	34.2	1.9			E	Constant Frequency Current Mode	1.75	no	Buck	yes		-				-						LTspice Model	-	no	no	2006-11-14	$2.71 (LT3493EDCB-3)	6mm² (2x3 DFN-6)	High Input Voltage Buck,Internal Power Switch Buck	0.75mm (2x3 DFN-6)	Lead,Matte Tin	no	no
LT3501	2	3.3	25	3	0.8	no	Dual 3A Buck	TSSOP-20	1500	3.5	Anti-Phase Switching, Tracking, Power Good, Resistor Set Frequency, External Synchronization	9	23.75		250kHz - 1.5MHz	250kHz - 1.5MHz	E,I	Constant Frequency Current Mode	4	no	Buck	yes	Buck	Buck	3	1.25		-						LTspice File,LTpowerCAD Model	DC964A	no	no	2006-10-20	$3.50 (LT3501EFE)	42.2mm² (TSSOP-20)	Internal Power Switch Buck,Multiple Output Buck	1.2mm (TSSOP-20)	Lead,Matte Tin	no	yes
LT3502	1	3	40	0.5	0.8	no	LT3502 1.1MHz, LT3502A 2.2MHz	2x2 DFN-8,MS-10	2200	1.5	Integrated Boost Diode	0.5	36	2			E,I	Constant Frequency Current Mode	0.9	no	Buck	yes		-				-						LTspice File,LTpowerCAD Model	DC1221A,DC1089B,DC1221B	no	no	2007-04-30	$1.95 (LT3502AEDC)	4mm² (2x2 DFN-8),14.7mm² (MS-10)	High Input Voltage Buck,Internal Power Switch Buck	0.75mm (2x2 DFN-8),1.1mm (MS-10)	Matte Tin,Lead	no	yes
LT3503	1	3.6	20	1	0.78	no		2x3 DFN-6	2200	1.9	-	0.01	16.2	1.9			E	Constant Frequency Current Mode	1.75	no	Buck	yes		-				-						LTspice File	DC1050A	no	no	2006-10-20	$2.25 (LT3503EDCB)	6mm² (2x3 DFN-6)	Internal Power Switch Buck	0.75mm (2x3 DFN-6)	Lead,Matte Tin	no	no
LT3505	1	3.6	36	1.2	0.78	no		3x3 DFN-8,MS-8	3000	2	Resistor Set Frequency	0.01	33.84	1.9	200kHz - 3MHz		E,I	Constant Frequency Current Mode	1.75	no	Buck	yes		-				-						LTspice File,LTpowerCAD Model	DC1023A,DC1395A	no	no	2006-08-28	$2.40 (LT3505EDD)	9mm² (3x3 DFN-8),14.7mm² (MS-8)	Internal Power Switch Buck	0.75mm (3x3 DFN-8),1.1mm (MS-8)	Lead,Matte Tin	no	yes
LT3506	2	3.6	25	1.6	0.8	no	Dual 1.6A Buck, LT3506 575kHz Switching Frequency	5x4 DFN-16,TSSOP-16	575	3.8	Anti-Phase Switching, Sequencing, Power Good	30	23.25				E,I	Constant Frequency Current Mode	2.6	no	Buck	yes	Buck	Buck	1.6	1.25		-						LTspice File,LTpowerCAD Model	DC958A	no	no	2006-09-13	$2.95 (LT3506EDHD)	20mm² (5x4 DFN-16),32.6mm² (TSSOP-16)	Internal Power Switch Buck,Multiple Output Buck	0.75mm (5x4 DFN-16),1.1mm (TSSOP-16)	Lead,Matte Tin	no	yes
LT3506A	2	3.6	25	1.6	0.8	no	Dual 1.6A Buck, LT3506A 1.1MHz Switching Frequency	5x4 DFN-16,TSSOP-16	1100	3.8	Anti-Phase Switching, Sequencing, Power Good	30	23.25				E,I	Constant Frequency Current Mode	2.6	no	Buck	yes	Buck	Buck	1.6	1.25		-						LTspice File,LTpowerCAD Model	DC958A	no	no	2006-09-13	$2.95 (LT3506AEDHD)	20mm² (5x4 DFN-16),32.6mm² (TSSOP-16)	Internal Power Switch Buck,Multiple Output Buck	0.75mm (5x4 DFN-16),1.1mm (TSSOP-16)	Lead,Matte Tin	no	yes
LT3508	2	3.7	36	1.4	0.8	no	Dual 1.4A Buck	4x4 QFN-24,TSSOP-16	2500	4.3	External Synchronization, Resistor Set Frequency, Anti-Phase Switching, Tracking, Power Good	0.1	35.28		250kHz - 2.5MHz	250kHz - 2.5MHz	E,I,H	Constant Frequency Current Mode	2.6	no	Buck	yes	Buck	Buck	1.4	0.8		-						LTspice File,LTpowerCAD Model	DC1060A	no	no	2007-01-22	$3.35 (LT3508EUF)	16mm² (4x4 QFN-24),32.6mm² (TSSOP-16)	Extended Temperature (H & MP) Switching Regulators,Internal Power Switch Buck,Multiple Output Buck	0.75mm (4x4 QFN-24),1.1mm (TSSOP-16)	Matte Tin	no	yes
LT3509	2	3.6	36	0.7	0.8	no	Dual 36V, 700mA Step-Down Regulator	4x3 DFN-14,MS-16E	2200	1.9	Overvoltage Protection, Resistor Set Frequency, External Synchronization	9	35.28	2	300kHz - 2.2MHz	300kHz - 2.2MHz	E,I,H	Constant Frequency Current Mode	1.4	no	Buck	yes	Buck	Buck	0.7	0.8		-						LTspice File,LTpowerCAD Model	DC1248A	no	no	2009-01-08	$2.95 (LT3509EDE)	12mm² (4x3 DFN-14),19.8mm² (MS-16E)	Extended Temperature (H & MP) Switching Regulators,High Input Voltage Buck,Internal Power Switch Buck,Multiple Output Buck	0.75mm (4x3 DFN-14),1.1mm (MS-16E)	Matte Tin	no	yes
LT3510	2	3.3	25	2	0.8	no	Dual Tracking 2A Buck	TSSOP-20	1500	3.5	Anti-Phase Switching, Tracking, Power Good, Resistor Set Frequency, External Synchronization	9	23.75		250kHz - 1.5MHz	250kHz - 1.5MHz	E,I	Constant Frequency Current Mode	2.8	no	Buck	yes	Buck	Buck	2	.8		-						LTspice File,LTpowerCAD Model	DC1157A	no	no	2006-10-20	$3.25 (LT3510EFE)	42.2mm² (TSSOP-20)	Internal Power Switch Buck,Multiple Output Buck	1.2mm (TSSOP-20)	Lead,Matte Tin	no	yes
LT3640	2	4	35	1.3	1.265	yes	Dual High (35V) and Low (5.5V) Vin Buck, POR & Watchdog	4x5 QFN-28,TSSOP-28	2500	0.275	Power On Reset, Burst Mode, Watchdog Timer, Resistor Set Frequency, External Synchronization, Power Good	0.1	33.97	2	350kHz - 2.5MHz	350kHz - 2.5MHz	E,I	Constant Frequency Current Mode	2.8	no	Buck	yes	Buck	Buck	1	0.6		-						LTspice File	DC1359A	no	no	2010-01-19	$3.50 (LT3640EUFD)	20mm² (4x5 QFN-28),62.7mm² (TSSOP-28)	High Input Voltage Buck,Internal Power Switch Buck,Multiple Output Buck	0.75mm (4x5 QFN-28),1.2mm (TSSOP-28)	Matte Tin	no	yes
LT3641	2	4	42	1.3	1.265	yes	Dual High (42V) and Low (5.5V) Vin Buck, POR & Watchdog	4x5 QFN-28,TSSOP-28	2500	0.275	Resistor Set Frequency, External Synchronization, Power On Reset, Watchdog Timer, Tracking, Power Good, Soft Start	0.1	40.97	2	350kHz - 2.5MHz	350kHz - 2.5MHz	E,I,H	Constant Frequency Current Mode	2.8	no	Buck	yes	Buck	Buck	1.1	0.6		-						LTspice File	DC1727A	no	no	2011-07-26	$3.65 (LT3641EUFD)	20mm² (4x5 QFN-28),62.7mm² (TSSOP-28)	Extended Temperature (H & MP) Switching Regulators,High Input Voltage Buck,Internal Power Switch Buck,Multiple Output Buck	0.75mm (4x5 QFN-28),1.2mm (TSSOP-28)	Matte Tin	no	yes
LT3653	1	7.5	30	1.2	5	no	Battery Charger Pre-Regulator with Adjustable Current Limit	2x3 DFN-8	1500	2.8	Programmable Output Current Limit		6				E,I	Constant Frequency Current Mode	2	no	Buck	yes		-				-						-	DC1325A	no	no	2008-07-29	$2.50 (LT3653EDCB)	6mm² (2x3 DFN-8)	Internal Power Switch Buck	0.75mm (2x3 DFN-8)	Matte Tin	no	yes
LT3663	1	7	36	1.2	0.8	no	LT3663 1.5MHz, LT3663-X Fixed 5V/3.3Vout and 1MHz	2x3 DFN-8,MS-8	1500	2.4	Programmable Output Current Limit	0.01	5.5	2			E,I,H	Constant Frequency Current Mode	2	no	Buck	yes		-				-						LTspice File	DC1419A,DC1570A-A,DC1570A-B	no	no	2009-07-20	$2.50 (LT3663EDCB-3.3)	6mm² (2x3 DFN-8),14.7mm² (MS-8)	Extended Temperature (H & MP) Switching Regulators,Internal Power Switch Buck	0.75mm (2x3 DFN-8),1.1mm (MS-8)	Matte Tin	no	yes
LT3680	1	3.6	36	3.5	0.79	no	36V Operation and IQ=75µA	3x3 DFN-10,MS-10E	2400	0.03	Burst Mode, Resistor Set Frequency, External Synchronization, Power Good	1	30		200kHz - 2.4MHz	250kHz - 2MHz	E,I,H	Constant Frequency Current Mode	5.4	no	Buck	yes		-				-						LTspice File,LTpowerCAD Model	DC1149A	no	no	2007-07-31	$4.15 (LT3680EDD)	9mm² (3x3 DFN-10),14.7mm² (MS-10E)	Extended Temperature (H & MP) Switching Regulators,Internal Power Switch Buck,Micropower Buck Regulators	0.75mm (3x3 DFN-10),1.1mm (MS-10E)	Matte Tin	no	yes
LT3681	1	3.6	36	2	1.265	no	Integrated Power Schottky Diode	4x3 DFN-14	2800	0.05	Burst Mode, Resistor Set Frequency, Power Good	0	20		300kHz - 2.8MHz		E	Constant Frequency Current Mode	3.8	no	Buck	yes		-				-						LTspice File,LTpowerCAD Model	DC1122A	no	no	2007-06-06	$3.65 (LT3681EDE)	12mm² (4x3 DFN-14)	Internal Power Switch Buck,Micropower Buck Regulators	0.75mm (4x3 DFN-14)	Matte Tin	no	no
LT3682	1	3.6	36	1	0.8	no	60V Transient Protection, Low Ripple Burst Mode	3x3 DFN-12	2200	0.075	Burst Mode, Resistor Set Frequency, External Synchronization, Power Good	0.01	20	2	250kHz - 2.2MHz	300kHz - 2.2MHz	E,I	Constant Frequency Current Mode	1.7	no	Buck	yes		-				-						LTspice File,LTpowerCAD Model	DC1222A	no	no	2008-12-15	$2.95 (LT3682EDD)	9mm² (3x3 DFN-12)	Internal Power Switch Buck,Micropower Buck Regulators	0.75mm (3x3 DFN-12)	Matte Tin	no	yes
LT3684	1	3.6	36	2	1.265	no		3x3 DFN-10,MS-10E	2800	1.2	Power Good, Resistor Set Frequency	0.01	20		300kHz - 2.8MHz		E,I	Constant Frequency Current Mode	3.6	no	Buck	yes		-				-						LTspice File,LTpowerCAD Model	DC1188A	no	no	2007-03-19	$2.95 (LT3684EDD)	9mm² (3x3 DFN-10),14.7mm² (MS-10E)	Internal Power Switch Buck	0.75mm (3x3 DFN-10),1.1mm (MS-10E)	Matte Tin	no	yes
LT3685	1	3.6	36	2	0.79	no	60V Transient Protection	3x3 DFN-10,MS-10E	2400	0.45	Resistor Set Frequency, External Synchronization, Power Good	1.3	20	1.9	200kHz - 2.4MHz	250kHz - 2MHz	E,I	Constant Frequency Current Mode	3.7	no	Buck	yes		-				-						LTspice File,LTpowerCAD Model	DC1167A,DC1212A-B	no	no	2007-06-14	$3.05 (LT3685EDD)	9mm² (3x3 DFN-10),14.7mm² (MS-10E)	High Input Voltage Buck,Internal Power Switch Buck	0.75mm (3x3 DFN-10),1.1mm (MS-10E)	Matte Tin	no	yes
LT3686	1	3.6	37	1.2	0.8	no	55V Overvoltage Protection	3x3 DFN-10	2500	1.1	Resistor Set Frequency	0.1	30	1.875	300kHz - 2.5MHz		E,I,H	Constant Frequency Current Mode	2.3	no	Buck	yes		-				-						LTspice File,LTpowerCAD Model	DC1323A	no	no	2009-11-13	$2.50 (LT3686EDD)	9mm² (3x3 DFN-10)	Extended Temperature (H & MP) Switching Regulators,High Input Voltage Buck,Internal Power Switch Buck	0.75mm (3x3 DFN-10)	Matte Tin	no	yes
LT3686A	1	3.6	37	1.2	0.8	no	LT3686A Version Has 60V OVP and External Sync Option	3x3 DFN-10,MS-12E	2500	1.1	Resistor Set Frequency, External Synchronization, Tracking	0.1	37	1.875	300kHz - 2.5MHz	300kHz - 2.5MHz	E,I,H	Constant Frequency Current Mode	2.3	no	Buck	yes		-				-						LTspice File,LTpowerCAD Model	DC1647A	no	no	2010-08-16	$2.50 (LT3686AEDD)	9mm² (3x3 DFN-10),19.8mm² (MS-12E)	Extended Temperature (H & MP) Switching Regulators,High Input Voltage Buck,Internal Power Switch Buck	0.75mm (3x3 DFN-10),1.1mm (MS-12E)	Matte Tin	no	yes
LT3688	2	3.8	36	0.8	0.8	no	Dual 800mA Step-Down, POR & Watchdog, Burst Mode	4x4 QFN-24,TSSOP-24	2200	0.065	Burst Mode, Watchdog Timer, Power On Reset, Resistor Set Frequency, External Synchronization	0.01	32.4	2	350kHz - 2.2MHz	350kHz - 2.2MHz	E,I,H	Constant Frequency Current Mode	1.7	no	Buck	yes	Buck	Buck	0.8	0.8		-						LTspice File	DC1439A	no	no	2011-01-25	$3.60 (LT3688EUF)	16mm² (4x4 QFN-24),50.6mm² (TSSOP-24)	Extended Temperature (H & MP) Switching Regulators,Internal Power Switch Buck,Micropower Buck Regulators,Multiple Output Buck	0.75mm (4x4 QFN-24),1.2mm (TSSOP-24)	Matte Tin	no	yes
LT3689	1	3.4	38	0.7	0.8	no	POR and Watchdog Timer	3x3 QFN-16,MS-16E	2200	0.05	Burst Mode, Resistor Set Frequency, External Synchronization, Watchdog Timer	0.01	34.2	1.5	350kHz - 2.2MHz	350kHz - 2.2MHz	E,I,H	Constant Frequency Current Mode	1.55	no	Buck	yes		-				-						LTspice File	DC1312A	no	no	2009-07-28	$3.20 (LT3689EUD)	9mm² (3x3 QFN-16),19.8mm² (MS-16E)	Extended Temperature (H & MP) Switching Regulators,High Input Voltage Buck,Internal Power Switch Buck,Micropower Buck Regulators	0.75mm (3x3 QFN-16),1.1mm (MS-16E)	Matte Tin	no	yes
LT3689-5	1	3.4	38	0.7	5	no	POR and Watchdog Timer, 5V Fixed Output	3x3 QFN-16,MS-16E	2200	0.05	Burst Mode, Resistor Set Frequency, External Synchronization, Watchdog Timer	0.01	5	2	350kHz - 2.2MHz	350kHz - 2.2MHz	E,I,H	Constant Frequency Current Mode	1.55	no	Buck	yes		-				-						LTspice File	DC1312A	no	no	2009-07-28	$3.20 (LT3689EUD-5)	9mm² (3x3 QFN-16),19.8mm² (MS-16E)	Extended Temperature (H & MP) Switching Regulators,High Input Voltage Buck,Internal Power Switch Buck,Micropower Buck Regulators	0.75mm (3x3 QFN-16),1.1mm (MS-16E)	Matte Tin	no	yes
LT3690	1	3.9	36	4	0.8	yes	70uA Quiescent Current, Low Ripple Burst Mode	4x6 QFN-26	1500	0.07	Burst Mode, Resistor Set Frequency, External Synchronization, Tracking, Power Good	0.1	20		170kHz to 1.5MHz	170kHz to 1.5MHz	E,I,H,MP	Constant Frequency Current Mode	6.6	no	Buck	yes		-				-						LTspice File,LTpowerCAD Model	DC1520A	yes	no	2011-02-03	$4.95 (LT3690EUFE)	24mm² (4x6 QFN-26)	Extended Temperature (H & MP) Switching Regulators,High Input Voltage Buck,Internal Power Switch Buck,Micropower Buck Regulators	0.75mm (4x6 QFN-26)	Matte Tin	no	yes
LT3692A	2	3	36	3.5	0.8	no	LT3692A Offers Lower tON(MIN), Prog. UVLO, TSSOP-38E Package	5x5 QFN-32,TSSOP-38	2250	4	Resistor Set Frequency, External Synchronization, Anti-Phase Switching, Tracking, Power Good	6	34.2		250kHz - 2.25MHz	250kHz - 2.25MHz	E,I,H	Constant Frequency Current Mode	4.6	no	Buck	yes	Buck	Buck	3.5	0.8		-						LTspice File,LTpowerCAD Model	DC1403A	no	no	2011-07-15	$4.25 (LT3692AEUH)	25mm² (5x5 QFN-32),62.7mm² (TSSOP-38)	Extended Temperature (H & MP) Switching Regulators,High Input Voltage Buck,Internal Power Switch Buck,Multiple Output Buck	0.75mm (5x5 QFN-32),1.2mm (TSSOP-38)	Matte Tin	no	yes
LT3693	1	3.6	36	3.5	0.79	no		3x3 DFN-10,MS-10E	2400	1.3	Resistor Set Frequency, External Synchronization, Power Good	0.1	34.92		200kHz - 2.4MHz	250kHz - 2MHz	E,I	Constant Frequency Current Mode	5.4	no	Buck	yes		-				-						LTspice File,LTpowerCAD Model	DC1272A	no	no	2007-09-18	$3.85 (LT3693EDD)	9mm² (3x3 DFN-10),14.7mm² (MS-10E)	Internal Power Switch Buck	0.75mm (3x3 DFN-10),1.1mm (MS-10E)	Matte Tin	no	yes
LT3695	1	3.6	36	1	0.8	no	60V Transient Protection	MS-16E	2200	0.075	Burst Mode, Resistor Set Frequency, External Synchronization, Power Good	0.01	20	1.875	250kHz - 2.2MHz	300kHz - 2.2MHz	E,I,H	Constant Frequency Current Mode	1.6	no	Buck	yes		-				-						LTspice File	DC1519A,DC1578A-A,DC1578A-B	no	no	2009-07-30	$3.25 (LT3695EMSE-3.3)	19.8mm² (MS-16E)	Extended Temperature (H & MP) Switching Regulators,High Input Voltage Buck,Internal Power Switch Buck,Micropower Buck Regulators	1.1mm (MS-16E)	Matte Tin	no	yes
LT3697	1	5	35	2.5	5	no	USB 5V, 2.5A Output, 35V Input Buck with Cable Drop Compensation	MS-16E	2200	0.3	Cable Drop Compensation, Burst Mode, Resistor Set Frequency, External Synchronization	9	6.1	0.8	300kHz - 2.2MHz	300kHz - 2.2MHz	E,I	Constant Frequency Current Mode	5.3	no	Buck	yes												LTspice File	DC1893A	no	no	2014-09-23	$2.75 (LT3697EMSE)	19.8mm² (MS-16E)	Cable Drop Compensation,Internal Power Switch Buck	1.1mm (MS-16E)	Matte Tin	no	no
LT3970	1	4.2	40	0.35	1.21	no	2.5μA IQ, Integrated Boost & Catch Diodes, -3.3/-3.42/-5 Fixed Vout	3x2 DFN-10,MS-10	2200	0.0017	Burst Mode, Resistor Set Frequency, Power Good	0.7	25	2	200kHz - 2.2MHz		E,I,H	Constant Frequency Current Mode	0.7	no	Buck	yes		-				-						LTspice File,LTpowerCAD Model	DC1566A	no	no	2009-08-26	$2.35 (LT3970EDDB-3.3)	6mm² (3x2 DFN-10),14.7mm² (MS-10)	Extended Temperature (H & MP) Switching Regulators,High Input Voltage Buck,Internal Power Switch Buck,Micropower Buck Regulators	0.75mm (3x2 DFN-10),1.1mm (MS-10)	Matte Tin	no	yes
LT3971	1	4.3	38	1.2	1.19	no	2.5μA IQ, Integrated Boost & Catch Diodes	3x3 DFN-10,MS-10E,MS-16E	2000	0.0017	Burst Mode, Resistor Set Frequency, External Synchronization	0.7	30	2.1	200kHz - 2MHz	250kHz - 2MHz	E,I	Constant Frequency Current Mode	2.4	no	Buck	yes		-				-						LTspice File,LTpowerCAD Model	DC1527A	no	no	2009-11-04	$2.75 (LT3971EDD)	9mm² (3x3 DFN-10),14.7mm² (MS-10E),19.8mm² (MS-16E)	High Input Voltage Buck,Internal Power Switch Buck,Micropower Buck Regulators	0.75mm (3x3 DFN-10),1.1mm (MS-10E),1.1mm (MS-16E)	Matte Tin	no	yes
LT3971-3.3	1	4.3	38	1.2	3.3	no	2.5μA IQ, Integrated Boost & Catch Diodes, 3.3V Fixed Output	3x3 DFN-10,MS-10E	2000	0.0017	Burst Mode, Resistor Set Frequency, External Synchronization, Fixed Output	0.7	3.3	2.1	200kHz - 2MHz	250kHz - 2MHz	E,I	Constant Frequency Current Mode	2.4	no	Buck	yes		-				-						LTspice File,LTpowerCAD Model	DC1527A	no	no	2009-11-04	$2.75 (LT3971EDD-3.3)	9mm² (3x3 DFN-10),14.7mm² (MS-10E)	High Input Voltage Buck,Internal Power Switch Buck,Micropower Buck Regulators	0.75mm (3x3 DFN-10),1.1mm (MS-10E)	Matte Tin	no	yes
LT3971-5	1	4.3	38	1.2	5	no	2.5μA IQ, Integrated Boost & Catch Diodes, 5V Fixed Output	3x3 DFN-10,MS-10E	2000	0.0017	Burst Mode, Resistor Set Frequency, External Synchronization, Fixed Output	0.7	5	2.1	200kHz - 2MHz	250kHz - 2MHz	E,I	Constant Frequency Current Mode	2.4	no	Buck	yes		-				-						LTspice File,LTpowerCAD Model	DC1527A	no	no	2009-11-04	$2.75 (LT3971EDD-5)	9mm² (3x3 DFN-10),14.7mm² (MS-10E)	High Input Voltage Buck,Internal Power Switch Buck,Micropower Buck Regulators	0.75mm (3x3 DFN-10),1.1mm (MS-10E)	Matte Tin	no	yes
LT3971A	1	4.3	38	1.3	1.19	no	LT3791A Offers More Accurate Vref	MS-10E	2000	0.0017	Burst Mode, Resistor Set Frequency, External Synchronization, Power Good	0.7	30	2.1	200kHz - 2MHz	250kHz - 2MHz	I	Constant Frequency Current Mode	2.5	no	Buck	yes		-				-						LTspice File,LTpowerCAD Model	-	no	no	2012-02-21	$3.35 (LT3971AIMSE)	14.7mm² (MS-10E)	High Input Voltage Buck,Internal Power Switch Buck,Micropower Buck Regulators	1.1mm (MS-10E)	Matte Tin	no	yes
LT3971A-5	1	4.3	38	1.3	5	no	LT3791A-5 Offers More Accurate Vref, Fixed 5Vout	MS-10E	2000	0.0017	Burst Mode, Resistor Set Frequency, External Synchronization, Power Good	0.7	5	2.1	200kHz - 2MHz	250kHz - 2MHz	I	Constant Frequency Current Mode	2.5	no	Buck	yes		-				-						LTspice File,LTpowerCAD Model	-	no	no	2012-02-21	$3.35 (LT3971AIMSE-5)	14.7mm² (MS-10E)	High Input Voltage Buck,Internal Power Switch Buck,Micropower Buck Regulators	1.1mm (MS-10E)	Matte Tin	no	yes
LT3972	1	3.6	33	3.5	0.79	no	Transient Protection to 62V, Low Ripple Burst Mode Operation	3x3 DFN-10,MS-10E	2400	0.03	Burst Mode, Resistor Set Frequency, External Synchronization, Power Good	1	30		250kHz - 2.4MHz	250kHz - 2MHz	E,I,H	Constant Frequency Current Mode	5.4	no	Buck	yes		-				-						LTspice File,LTpowerCAD Model	DC1458A	no	no	2008-09-18	$4.25 (LT3972EDD)	9mm² (3x3 DFN-10),14.7mm² (MS-10E)	Extended Temperature (H & MP) Switching Regulators,High Input Voltage Buck,Internal Power Switch Buck,Micropower Buck Regulators	0.75mm (3x3 DFN-10),1.1mm (MS-10E)	Matte Tin	no	yes
LT3973	1	4.2	42	0.75	1.21	no	Integrated Catch & Boost Diodes	3x3 DFN-10,MS-10E	2200	0.0025	Burst Mode, Resistor Set Frequency, Power Good	12	24	2	200kHz to 2.2MHz		E,I,H	Constant Frequency Current Mode	1.65	no	Buck	yes		-				-						LTspice File,LTpowerCAD Model	DC1730A	no	no	2011-10-12	$2.75 (LT3973EDD-3.3)	9mm² (3x3 DFN-10),14.7mm² (MS-10E)	Extended Temperature (H & MP) Switching Regulators,High Input Voltage Buck,Internal Power Switch Buck,Micropower Buck Regulators	0.75mm (3x3 DFN-10),1.1mm (MS-10E)	Matte Tin	no	yes
LT3975	1	4	42	2.5	1.197	no	Low Ripple Burst Mode	MS-16E	2000	0.0016	Burst Mode, Resistor Set Frequency, External Synchronization, Power Good	0.7	40.74		200kHz - 2MHz	250kHz - 2MHz	E,I,H	Constant Frequency Current Mode	5.4	no	Buck	yes		-				-						LTspice File,LTpowerCAD Model	DC1736A	no	no	2012-07-13	$3.10 (LT3975EMSE)	19.8mm² (MS-16E)	Extended Temperature (H & MP) Switching Regulators,High Input Voltage Buck,Internal Power Switch Buck,Micropower Buck Regulators	1.1mm (MS-16E)	Matte Tin	no	yes
LT3976	1	4.3	40	5	1.197	no	Low Ripple Burst Mode	3x5 QFN-24,MS-16E	2000	0.0016	Burst Mode, Resistor Set Frequency, External Synchronization, Power Good	0.7	38.8		200kHz - 2MHz	250kHz - 2MHz	E,I,H	Constant Frequency Current Mode	10	no	Buck	yes		-				-						LTspice File,LTpowerCAD Model	DC1848A	no	no	2012-07-13	$3.75 (LT3976EMSE)	15mm² (3x5 QFN-24),19.8mm² (MS-16E)	Extended Temperature (H & MP) Switching Regulators,High Input Voltage Buck,Internal Power Switch Buck,Micropower Buck Regulators	0.75mm (3x5 QFN-24),1.1mm (MS-16E)	Lead,Matte Tin	no	yes
LT3980	1	3.6	58	2	0.79	no	80V Transient and Short-Circuit Protection, Low Ripple Burst Mode	4x3 DFN-14,MS-16E	2000	0.035	Burst Mode, External Synchronization, Power Good	.01	57.42			250kHz - 2MHz	E,I,H	Constant Frequency Current Mode	4	no	Buck	yes		-				-						LTspice File,LTpowerCAD Model	DC1476A	no	no	2009-09-16	$3.55 (LT3980EDE)	12mm² (4x3 DFN-14),19.8mm² (MS-16E)	High Input Voltage Buck,Internal Power Switch Buck,Micropower Buck Regulators	0.75mm (4x3 DFN-14),1.1mm (MS-16E)	Matte Tin,Lead	no	yes
LT3988	2	4.1	60	1	0.75	no	Dual 1A Buck, 80V OVP, Integrated Boost Diodes	MS-16E	2500	1.6	Resistor Set Frequency, External Synchronization, Anti-Phase Switching, Tracking	0.1	59.4	2	250kHz - 2.5MHz	250kHz - 2.5MHz	E,I,H	Constant Frequency Current Mode	1.32	no	Buck	yes	Buck	Buck	1	0.75		-						LTspice File	DC1677A	no	no	2012-04-02	$3.65 (LT3988EMSE)	19.8mm² (MS-16E)	Extended Temperature (H & MP) Switching Regulators,High Input Voltage Buck,Internal Power Switch Buck,Multiple Output Buck	1.1mm (MS-16E)	Matte Tin	no	yes
LT3990	1	4	60	0.35	1.21	no	-3.3/-5 Fixed Output Versions	3x3 DFN-10,MS-16E	2200	0.0017	Burst Mode, Resistor Set Frequency, Power Good	0.7	25	2.1	200kHz - 2.2MHz		E,I,H	Constant Frequency Current Mode	0.7	no	Buck	yes		-				-						LTspice File,LTpowerCAD Model	DC1471A	yes	no	2009-12-07	$2.55 (LT3990EDD)	9mm² (3x3 DFN-10),19.8mm² (MS-16E)	Extended Temperature (H & MP) Switching Regulators,High Input Voltage Buck,Internal Power Switch Buck,Micropower Buck Regulators	0.75mm (3x3 DFN-10),1.1mm (MS-16E)	Matte Tin	no	yes
LT3991	1	4.3	55	1.2	1.19	no	Ultralow 2.8μA IQ, Low Ripple Burst Mode	3x3 DFN-10,MS-10E	2000	0.0017	Burst Mode, Resistor Set Frequency, External Synchronization	0.7	30	2.1	200kHz - 2MHz	250kHz - 2MHz	E,I	Constant Frequency Current Mode	2.3	no	Buck	yes		-				-						LTspice File,LTpowerCAD Model	DC1526A	no	no	2009-11-04	$2.95 (LT3991EDD)	9mm² (3x3 DFN-10),14.7mm² (MS-10E)	High Input Voltage Buck,Internal Power Switch Buck,Micropower Buck Regulators	0.75mm (3x3 DFN-10),1.1mm (MS-10E)	Matte Tin	no	yes
LT3992	2	3	60	3	0.8	no	Dual Tracking 3A Buck, Antiphase Switching, Parallelable	5x5 QFN-32,TSSOP-38	2000	4.2	Power Good, Temperature Monitor, External Synchronization, Resistor Set Frequency, Anti-Phase Switching, Tracking	6	58.8	2.23	250kHz - 2MHz	250kHz - 2MHz	E,I,H	Constant Frequency Current Mode	4.6	no	Buck	yes	Buck	Buck	3	0.8		-						LTspice File,LTpowerCAD Model	DC1537A	no	no	2012-03-19	$4.65 (LT3992EUH)	25mm² (5x5 QFN-32),62.7mm² (TSSOP-38)	Extended Temperature (H & MP) Switching Regulators,High Input Voltage Buck,Internal Power Switch Buck,Multiple Output Buck	0.75mm (5x5 QFN-32),1.2mm (TSSOP-38)	Matte Tin	no	yes
LT3995	1	4.3	60	3	1.197	no	Ultralow 3.4μA IQ, Low Ripple Burst Mode	MS-16E	2000	0.0016	Burst Mode, External Synchronization, Resistor Set Frequency, Power Good	0.7	55.8	2	200kHz - 2MHz	250kHz - 2MHz	E,I,H	Constant Frequency Current Mode	6.3	no	Buck	yes		-				-						LTspice File,LTpowerCAD Model	DC1832A	no	no	2013-05-06	$3.55 (LT3995EMSE)	19.8mm² (MS-16E)	Extended Temperature (H & MP) Switching Regulators,High Input Voltage Buck,Internal Power Switch Buck,Micropower Buck Regulators	1.1mm (MS-16E)	Matte Tin	no	yes
LT8606	1	3	42	0.35	0.778	yes	42V, 350mA Synchronous Step-Down Regulator with 2.5μA Iq	MS-10, DFN-8	2200	0.0017	Burst Mode, Spread Spectrum, Resistor Set Frequency, External Synchronization, Power Good	1	41.4	2.5	200kHz to 2.2MHz	200kHz to 2.2MHz		Constant Frequency Current Mode	0.75	no	Buck	yes	Buck											-	-	no	yes	2016-10-10	Contact Factory		Internal Power Switch Buck,Micropower Buck Regulators			no	no
LT8607	1	3	42	0.75	0.778	yes	42V, 750mA Synchronous Step-Down Regulator with 2.5μA Iq	MS-10, DFN-8	2200	0.0017	Burst Mode, Spread Spectrum, Resistor Set Frequency, External Synchronization, Power Good	1	41.4	2.5	200kHz to 2.2MHz	200kHz to 2.2MHz		Constant Frequency Current Mode	1.5	no	Buck	yes	Buck											-	-	no	yes	2016-10-10	Contact Factory		Internal Power Switch Buck,Micropower Buck Regulators			no	no
LT8608	1	3	42	1.5	0.778	yes	42V, 1.5A Step-Down with 2.5μA Quiescent Current, Spread Spectrum	MS-10E	2200	0.0017	Burst Mode, Resistor Set Frequency, External Synchronization, Spread Spectrum, Power Good	1	41.5	2.5	200kHz to 2.2MHz	200kHz to 2.2MHz	E,I	Constant Frequency Current Mode	2.9	no	Buck	yes	Buck											LTspice File,LTpowerCAD File	DC2458A	yes	yes	2016-04-01	$2.25 (LT8608EMSE)	14.7mm² (MS-10E)	High Input Voltage Buck,Internal Power Switch Buck,Micropower Buck Regulators	1.1mm (MS-10E)	Matte Tin	no	yes
LT8609	1	3	42	2	0.8	yes	42V, 2A Synchronous Step-Down Regulator with 2.5μA Quiescent Current	MS-10E	2200	0.0025	Burst Mode, Resistor Set Frequency, External Synchronization, Spread Spectrum, Tracking, Power Good	1	41.5	1.5	200kHz - 2.2MHz	200kHz - 2.2MHz	E,I,H	Constant Frequency Current Mode	3.5	no	Buck	yes	Buck											LTspice File,LTpowerCAD File	DC2195A,DC2195B-A	no	no	2014-10-24	$2.40 (LT8609BEMSE)	14.7mm² (MS-10E)	Extended Temperature (H & MP) Switching Regulators,High Input Voltage Buck,Internal Power Switch Buck,Micropower Buck Regulators	1.1mm (MS-10E)	Matte Tin	no	yes
LT8610	1	3.4	42	2.5	0.97	yes	2.5µA Low Ripple Burst Mode Operation, LT8610 50ns Min On-Time	MS-16E	2200	0.0024	Burst Mode, Resistor Set Frequency, External Synchronization, Tracking	1	40	1.24	200kHz - 2.2MHz	200kHz - 2.2MHz	E,I,H	Constant Frequency Current Mode	4.8	no	Buck	yes		-				-						LTspice File,LTpowerCAD File	DC1749A,DC1749B	yes	no	2012-05-18	$3.55 (LT8610EMSE)	19.8mm² (MS-16E)	High Input Voltage Buck,Internal Power Switch Buck,Micropower Buck Regulators	1.1mm (MS-16E)	Matte Tin,Lead	no	yes
LT8610A	1	3.4	42	3.5	0.97	yes	LT8610A Offers Improved 30ns Min On-Time and Iout, Fixed 3.3V & 5V Options	MS-16E	2200	0.0025	Burst Mode, Resistor Set Frequency, External Synchronization, Tracking, Power Good	1	39.7	1.23	200kHz - 2.2MHz	200kHz - 2.2MHz	E,I,H	Constant Frequency Current Mode	6.7	no	Buck	yes		-				-						LTspice File,LTpowerCAD File	DC2012A,DC2139A	no	no	2013-12-03	$3.75 (LT8610AEMSE-3.3)	19.8mm² (MS-16E)	Extended Temperature (H & MP) Switching Regulators,High Input Voltage Buck,Internal Power Switch Buck,Micropower Buck Regulators	1.1mm (MS-16E)	Matte Tin	no	yes
LT8610AB	1	3.4	42	3.5	0.97	yes	LT8610AB Improves Low Ripple Burst Mode Efficiency, Fixed 3.3V & 5V Options	MS-16E	2200	0.0025	Burst Mode, Resistor Set Frequency, External Synchronization, Tracking, Power Good	1	39.7	1.23	200kHz - 2.2MHz	200kHz - 2.2MHz	E,I,H	Constant Frequency Current Mode	6.7	no	Buck	yes		-				-						LTspice File,LTpowerCAD File	DC2012A,DC2139A	no	no	2013-12-03	$3.75 (LT8610ABEMSE-3.3)	19.8mm² (MS-16E)	Extended Temperature (H & MP) Switching Regulators,High Input Voltage Buck,Internal Power Switch Buck,Micropower Buck Regulators	1.1mm (MS-16E)	Matte Tin	no	yes
LT8610AC	1	3	42	3.5	0.8	yes	LT8610AC 0.8V Vref, 3V Min Vin, 30ns Min Ton; LT8610AC-1 Optimized For High Fsw	MS-16E	2200	0.017	Burst Mode, Resistor Set Frequency, External Synchronization, Tracking, Power Good	1	41.8	1.5	200kHz - 2.2MHz	200kHz - 2.2MHz	C,E,I,H	Constant Frequency Current Mode	6.7	no	Buck	yes												LTspice File,LTpowerCAD Model	-	no	no	2014-10-16	$3.75 (LT8610ACEMSE-1)	19.8mm² (MS-16E)	Extended Temperature (H & MP) Switching Regulators,High Input Voltage Buck,Internal Power Switch Buck,Micropower Buck Regulators	1.1mm (MS-16E)	Matte Tin	no	yes
LT8610AX	1	3.7	42	3.5	0.97	yes	42V, 3.5A Synchronous Step-Down with Operation to 175°C	MS-16E	2200	0.026	Burst Mode, Resistor Set Frequency, External Synchronization, Tracking, Power Good	1	39.7	2	200kHz to 2.2MHz	200kHz to 2.2MHz	X	Constant Frequency Current Mode	6.7	no	Buck	yes	Buck											LTspice Model,LTpowerCAD Model	-	no	yes	2016-04-04	$125.00 (LT8610AXMSE)	19.8mm² (MS-16E)	Extended Temperature (H & MP) Switching Regulators,High Input Voltage Buck,Internal Power Switch Buck,Micropower Buck Regulators,X Grade Products	1.1mm (MS-16E)	Matte Tin	no	no
LT8611	1	3.4	42	2.5	0.97	yes	2.5µA Low Ripple Burst Mode	3x5 QFN-24	2200	0.0024	Burst Mode, Resistor Set Frequency, External Synchronization, Tracking, Rail-to-Rail Current Sense Amplifier, Output Current Monitor	1	40	1.24	200kHz - 2.2MHz	200kHz - 2.2MHz	E,I	Constant Frequency Current Mode	4.8	no	Buck	yes		-				-						LTspice File,LTpowerCAD Model	DC1750A	no	no	2012-05-18	$3.80 (LT8611EUDD)	15mm² (3x5 QFN-24)	High Input Voltage Buck,Internal Power Switch Buck,Micropower Buck Regulators,Step-Down (Buck) LED Drivers	0.75mm (3x5 QFN-24)	Matte Tin	no	yes
LT8612	1	3.4	42	6	0.97	yes	2.5µA Low Ripple Burst Mode	3x6 QFN-28	2200	0.003	Burst Mode, Resistor Set Frequency, External Synchronization, Tracking, Power Good	1	41.6	0.6	200kHz - 2.2MHz	200kHz - 2.2MHz	E,I	Constant Frequency Current Mode	9.7	no	Buck	yes		-				-						LTspice File,LTpowerCAD File	DC2010A,DC2132A	no	no	2013-12-10	$4.95 (LT8612EUDE)	18mm² (3x6 QFN-28)	High Input Voltage Buck,Internal Power Switch Buck,Micropower Buck Regulators	0.75mm (3x6 QFN-28)	Matte Tin,Lead	no	yes
LT8613	1	3.4	42	6	0.97	yes	2.5µA Low Ripple Burst Mode, Current Sense Amp and Monitor	3x6 QFN-28	2200	0.0017	Burst Mode, Resistor Set Frequency, External Synchronization, Tracking, Power Good, Output Current Regulation, Output Current Monitor, Input Current Regulation, Input Current Monitor	1	41.58	1.23	200kHz - 2.2MHz	200kHz - 2.2MHz	E,I	Constant Frequency Current Mode	9.7	no	Buck	yes	Buck											LTspice File	DC2011A	yes	no	2014-11-10	$5.20 (LT8613EUDE)	18mm² (3x6 QFN-28)	High Input Voltage Buck,Internal Power Switch Buck,Micropower Buck Regulators,Step-Down (Buck) LED Drivers	0.75mm (3x6 QFN-28)	Matte Tin	no	yes
LT8614	1	3.4	42	4	0.97	yes	Silent Switcher Architecture Minimizes EMI, 2.5µA Low Ripple Burst Mode	3x4 QFN-18	3000	0.0017	Silent Switcher Architecture, Low EMI, Burst Mode, Tracking, Power Good	1	41.8	1.2	200kHz - 3MHz	200kHz - 3MHz	E,I,H	Constant Frequency Current Mode	6	no	Buck	yes	Buck	-				-				-		LTspice File,LTpowerCAD File	DC2019B	yes	no	2013-07-02	$4.25 (LT8614EUDC)	12mm² (3x4 QFN-18)	Extended Temperature (H & MP) Switching Regulators,High Input Voltage Buck,Internal Power Switch Buck,Micropower Buck Regulators,Ultralow Noise Regulators	0.75mm (3x4 QFN-18)	Matte Tin,Lead	no	yes
LT8620	1	3.4	65	2	0.97	yes	2.5µA Low Ripple Burst Mode	3x5 QFN-24,MS-16E	2200	0.0025	Burst Mode, Resistor Set Frequency, External Synchronization, Tracking, Power Good	1	64.75	1.23	200kHz to 2.2MHz	200kHz to 2.2MHz	E,I,H,MP	Constant Frequency Current Mode	3.8	no	Buck	yes	Buck											LTspice File,LTpowerCAD File	DC1992A	yes	no	2014-05-19	$3.75 (LT8620EMSE)	15mm² (3x5 QFN-24),19.8mm² (MS-16E)	Extended Temperature (H & MP) Switching Regulators,High Input Voltage Buck,Internal Power Switch Buck,Micropower Buck Regulators	0.75mm (3x5 QFN-24),1.1mm (MS-16E)	Matte Tin	no	yes
LT8630	1	3	100	0.6	0.8	yes	100V, 0.6A Synchronous Micropower Buck High Efficiency Regulator	TSSOP-20		0.016	Burst Mode, Power Good	5	60	1.5			E,I	Boundary Mode Control	1.1	no	Buck	yes												LTspice File	DC2504A	no	yes	2016-10-27	$3.60 (LT8630EFE)	42.2mm² (TSSOP-20)	High Input Voltage Buck,Internal Power Switch Buck,Micropower Buck Regulators	1.2mm (TSSOP-20)	Matte Tin	no	no
LT8640	1	3.4	42	5	0.97	yes	Step-Down Silent Switcher, LT8640 Pulse Skipping, /-1 Forced Continuous	3x4 QFN-18	3000	0.0017	Silent Switcher Architecture, Low EMI, Burst Mode, Tracking, Power Good	0.75	41.9	1.23	200kHz - 3MHz	200kHz - 3MHz	E,I,H	Constant Frequency Current Mode	10	no	Buck	yes												LTspice File,LTpowerCAD File	DC2202A	yes	no	2014-12-09	$4.35 (LT8640EUDC-1)	12mm² (3x4 QFN-18)	High Input Voltage Buck,Internal Power Switch Buck,Micropower Buck Regulators,Ultralow Noise Regulators	0.75mm (3x4 QFN-18)	Matte Tin	no	yes
LT8641	1	3	65	3.5	0.81	yes	65V, 3.5A Synchronous Step-Down Silent Switcher with 2.5μA Iq	3x4 QFN-18	3000	0.0025	Silent Switcher Architecture, Spread Spectrum, Burst Mode, Resistor Set Frequency, External Synchronization, Power Good	0.75	64	1.48	200kHz to 3MHz	200kHz to 3MHz	E,I	Constant Frequency Current Mode	5.8	no	Buck	yes	Buck											LTspice File,LTpowerCAD File	DC2373A	no	yes	2016-02-10	$4.35 (LT8641EUDC)	12mm² (3x4 QFN-18)	High Input Voltage Buck,Internal Power Switch Buck,Micropower Buck Regulators,Ultralow Noise Regulators	0.75mm (3x4 QFN-18)	Matte Tin	no	no
LT8697	1	5	42	2.5	5	yes	USB 5V 2.5A Output, Cable Drop Compensation	3x5 QFN-24	2200	9	Cable Drop Compensation, Programmable Output Current Limit, Output Current Monitor, Tracking, Resistor Set Frequency, External Synchronization	1	5.25	1.3	300kHz - 2.2MHz	300kHz - 2.2MHz	E,I,H	Constant Frequency Current Mode	4.5	no	Buck	yes		-				-						LTspice File	DC1973A	yes	no	2013-07-09	$3.55 (LT8697EUDD)	15mm² (3x5 QFN-24)	Cable Drop Compensation,Extended Temperature (H & MP) Switching Regulators,High Input Voltage Buck,Internal Power Switch Buck	0.75mm (3x5 QFN-24)	Matte Tin	no	no
LTC1174	1	4	13.5	0.432	1.25	no	Fixed Outputs of 3.3V, 5V Available	N-8,SO-8	200	0.13	Fixed Output	1	13	4			C,I	Constant Off-Time Current Mode	0.6	no	Buck, Inverting	yes		-				-						LTspice Model	DC059A-A,DC059A-B,DC059A-C	no	no	1993-11-10	$3.50 (LTC1174CN8-3.3)	31mm² (SO-8),65.7mm² (N-8)	Internal Power Switch Buck,Inverting Regulators	1.75mm (SO-8),3.3mm (N-8)	Lead,Matte Tin	no	no
LTC1174HV	1	4	18.5	0.432	1.25	no	Fixed Outputs of 3.3V, 5V Available	N-8,SO-8	200	0.13	Fixed Output	1	18	4			C,I	Constant Off-Time Current Mode	0.6	no	Buck, Inverting	yes		-				-						LTspice Model	DC059A-A,DC059A-B,DC059A-C	no	no	1993-11-10	$4.00 (LTC1174HVCN8-3.3)	31mm² (SO-8),65.7mm² (N-8)	Internal Power Switch Buck,Inverting Regulators	1.75mm (SO-8),3.3mm (N-8)	Lead,Matte Tin	no	no
LTC1265	1	4	13	0.96	1.25	no	Fixed Outputs of 3.3V, 5V Available	SO-14	700	1.8	Burst Mode	15	13	4			C,I	Constant Off-Time Current Mode	1.2	no	Buck, Inverting	yes		-				-						LTspice Model	DC074A-A,DC074A-B,DC074A-C	no	no	1995-04-14	$3.75 (LTC1265CS-5)	54.1mm² (SO-14)	Internal Power Switch Buck	1.75mm (SO-14)	Lead,Matte Tin	no	no
LTC1627	1	2.65	8.5	0.64	0.8	yes	Synchronous, 100% Duty Cycle	SO-8	350	0.2	Burst Mode, External Synchronization, 100% Duty Cycle	15	8.5	1.5		Up to 525kHz	C,I	Constant Frequency Current Mode	0.8	no	Buck	yes		-				-						LTspice Model	DC195A	no	no	1998-08-31	$2.05 (LTC1627CS8)	31mm² (SO-8)	Internal Power Switch Buck	1.75mm (SO-8)	Lead,Matte Tin	no	no
LTC1701	1	2.5	5	0.72	1.25	no	Synchronous, 100% Duty Cycle	SOT-23	1000	0.135	Burst Mode, 100% Duty Cycle	0.25	5	2.4			E	Constant Off-Time Current Mode	1.1	no	Buck	yes		-				-						LTspice Model	DC289A,DC376A	no	no	2000-01-05	$2.00 (LTC1701ES5)	8.1mm² (SOT-23)	Internal Power Switch Buck	1mm (SOT-23)	Lead,Matte Tin	no	no
LTC1701B	1	2.5	5	0.72	1.25	no	Synchronous, 100% Duty Cycle, LT1701B Has No Burst Mode	SOT-23	1000	0.185	Burst Mode, 100% Duty Cycle	0.25	5	2.4			E	Constant Off-Time Current Mode	1.1	no	Buck	yes		-				-						LTspice Model	DC289A,DC376A	no	no	2000-01-05	$2.00 (LTC1701BES5)	8.1mm² (SOT-23)	Internal Power Switch Buck	1mm (SOT-23)	Lead,Matte Tin	no	no
LTC1707	1	2.9	8.5	0.6	0.8	yes	Synchronous, 100% Duty Cycle, 96% Efficiency	SO-8	350	0.2	External Synchronization	11	8.5	2.5		385kHz - 550kHz	C,I	Constant Frequency Current Mode	0.915	no	Buck	yes	Buck	-				-						LTspice Model	DC257A	no	no	2000-02-07	$2.05 (LTC1707CS8)	31mm² (SO-8)	Internal Power Switch Buck	1.75mm (SO-8)	Lead,Matte Tin	no	no
LTC1779	1	2.5	9.8	0.25	0.8	no	100% Duty Cycle	SOT-23	550	0.135	Burst Mode, 100% Duty Cycle	8	9.8	2.5			E	Constant Frequency Current Mode	0.5	no	Buck	yes		-				-						LTspice Model	DC419A	no	no	2000-12-11	$1.96 (LTC1779ES6)	8.1mm² (SOT-23)	Internal Power Switch Buck	1mm (SOT-23)	Lead,Matte Tin	no	no
LTC1875	1	2.65	6	1.5	0.8	yes	100% Duty Cycle, Integrated PLL	SSOP-16	550	0.015	Burst Mode, External Synchronization, Power Good, 100% Duty Cycle	0.01	6			350kHz - 750kHz	E	Constant Frequency Current Mode	2.15	no	Buck	yes		-				-						LTspice Model	DC432B	no	no	2001-12-03	$3.50 (LTC1875EGN)	30.9mm² (SSOP-16)	Internal Power Switch Buck,Micropower Buck Regulators	1.75mm (SSOP-16)	Lead,Matte Tin	no	no
LTC1877	1	2.65	10	0.6	0.8	yes	100% Duty Cycle	MS-8	550	0.01	Burst Mode, External Synchronization, 100% Duty Cycle	0.01	10	2		400kHz - 700kHz	E,I	Constant Frequency Current Mode	1	no	Buck	yes		-				-						LTspice Model	DC290A-A	no	no	2000-05-03	$2.90 (LTC1877EMS8)	14.7mm² (MS-8)	Internal Power Switch Buck,Micropower Buck Regulators	1.1mm (MS-8)	Lead,Matte Tin	no	no
LTC1878	1	2.65	6	0.6	0.8	yes	100% Duty Cycle	MS-8	550	0.01	Burst Mode, External Synchronization, 100% Duty Cycle	0.01	6	2		400kHz - 700kHz	E	Constant Frequency Current Mode	1	no	Buck	yes		-				-						LTspice Model	DC290A-B,DC348A	no	no	2000-05-18	$2.60 (LTC1878EMS8)	14.7mm² (MS-8)	Internal Power Switch Buck,Micropower Buck Regulators	1.1mm (MS-8)	Lead,Matte Tin	no	no
LTC1879	1	2.65	10	1.2	0.8	yes	100% Duty Cycle, Integrated PLL	SSOP-16	550	0.015	Burst Mode, External Synchronization, 100% Duty Cycle	1	10	5		350kHz - 750kHz	E	Constant Frequency Current Mode	2.2	no	Buck	yes		-				-						LTspice Model	DC432A	no	no	2002-01-23	$3.60 (LTC1879EGN)	30.9mm² (SSOP-16)	Internal Power Switch Buck,Micropower Buck Regulators	1.75mm (SSOP-16)	Lead,Matte Tin	no	no
LTC3103	1	2.5	15	0.3	0.6	yes	1.8μA Quiescent Current, 15V, 300mA Synchronous Step-Down	3x3 DFN-10,MS-10E	1200	0.0018	Burst Mode, Power Good	1	13.8	2			E,I	Constant Frequency Current Mode	0.5	no	Buck	yes		-				-						LTspice File	DC1883A	no	no	2011-11-04	$2.45 (LTC3103EDD)	9mm² (3x3 DFN-10),14.7mm² (MS-10E)	Energy Harvesting,Internal Power Switch Buck,Micropower Buck Regulators	0.75mm (3x3 DFN-10),1.1mm (MS-10E)	Matte Tin	no	yes
LTC3104	2	2.5	15	0.3	0.6	yes	2.6uA Quiescent Current, 300mA Buck & 10mA LDO	4x3 DFN-14,MS-16E	1200	0.0026	Burst Mode, Power Good, LDO	1	13.8	2			E,I	Constant Frequency Current Mode	0.5	no	Buck, LDO	yes	Buck	LDO	0.01	0.6		-						LTspice Model	DC1754A	no	no	2011-11-04	$2.70 (LTC3104EDE)	12mm² (4x3 DFN-14),19.8mm² (MS-16E)	Buck Regulator Plus LDO,Energy Harvesting,Internal Power Switch Buck,Micropower Buck Regulators	0.75mm (4x3 DFN-14),1.1mm (MS-16E)	Matte Tin	no	yes
LTC3126	1	2.4	42	2.5	0.818	yes	42V, 2.5A Synchronous Step-Down Regulator with No-Loss Input PowerPath	4x5 QFN-28,TSSOP-28	2200	0.0055	Dual Input, Ideal Diode, Prioritizer, Burst Mode, Power Good	1	42	1.7	200kHz - 2.2MHz	200kHz - 2.2MHz	E,I,H	Constant Frequency Current Mode	3.9	no	Buck	yes	Buck											-	DC2215A	yes	yes	2016-09-12	$6.25 (LTC3126EUFD)	20mm² (4x5 QFN-28),62.7mm² (TSSOP-28)	Extended Temperature (H & MP) Switching Regulators,High Input Voltage Buck,Internal Power Switch Buck,PowerPath Controllers & Ideal Diodes	0.75mm (4x5 QFN-28),1.2mm (TSSOP-28)	Matte Tin	no	no
LTC3388	1	2.7	20	0.05	1.2	yes	20V High Efficiency Nanopower Step-Down Regulator	3x3 DFN-10,MS-10E		0.00072	Pin Selectable Output Voltage	0.52	5	3			E,I	Hysteretic Mode Control	0.15	no	Buck	yes		-				-						LTspice File	DC1658A-B,DC1658A-A	no	no	2010-07-20	$2.95 (LTC3388EDD-1)	9mm² (3x3 DFN-10),14.7mm² (MS-10E)	Energy Harvesting,Internal Power Switch Buck,Micropower Buck Regulators	0.75mm (3x3 DFN-10),1.1mm (MS-10E)	Matte Tin,Lead	no	yes
LTC3403	1	2.5	5	0.6	0.3	yes	Synchronous, Integrated ByPass MOSFET	3x3 DFN-8	1500	0.02	Burst Mode	0.1	5	2.1			E	Constant Frequency Current Mode	1	no	Buck	yes		-				-						LTspice Model,LTpowerCAD Model	DC560A	no	no	2003-02-10	$2.10 (LTC3403EDD)	9mm² (3x3 DFN-8)	Internal Power Switch Buck,Micropower Buck Regulators	0.75mm (3x3 DFN-8)	Lead,Matte Tin	no	no
LTC3404	1	2.65	6	0.6	0.8	yes	100% Duty Cycle	MS-8	1400	0.01	Burst Mode, External Synchronization, 100% Duty Cycle	0.01	6	2		1MHz - 1.7MHz	E,I,MP	Constant Frequency Current Mode	1	no	Buck	yes		-				-						LTspice Model,LTpowerCAD Model	DC413A	no	no	2000-08-24	$2.70 (LTC3404EMS8)	14.7mm² (MS-8)	Extended Temperature (H & MP) Switching Regulators,Internal Power Switch Buck,Micropower Buck Regulators	1.1mm (MS-8)	Lead,Matte Tin	no	yes
LTC3405A	1	2.65	5.5	0.3	0.8	yes	LTC3405A Version Uses All Ceramic Caps	SOT-23	1500	0.02	Burst Mode, Fixed Output, 100% Duty Cycle	0.1	6	2			E	Constant Frequency Current Mode	0.5	no	Buck	yes		-				-						LTspice Model,LTpowerCAD File	DC480A-E,DC480A-F	no	no	2001-09-25	$1.67 (LTC3405AES6)	8.1mm² (SOT-23)	Internal Power Switch Buck,Micropower Buck Regulators	1mm (SOT-23)	Lead,Matte Tin	no	no
LTC3405A-1.375	1	2.5	5.5	0.3	1.375	yes	Fixed 1.375V Output, All Ceramic Caps	SOT-23	1500	0.02	Burst Mode, Fixed Output, 100% Duty Cycle	0.1	1.375	3			E	Constant Frequency Current Mode	0.5	no	Buck	yes		-				-						LTspice Model,LTpowerCAD Model	-	no	no	2001-09-25	$1.67 (LTC3405AES6-1.375)	8.1mm² (SOT-23)	Internal Power Switch Buck,Micropower Buck Regulators	1mm (SOT-23)	Lead,Matte Tin	no	no
LTC3405A-1.5	1	2.65	5.5	0.3	1.5	yes	Fixed 1.5V Output, All Ceramic Caps	SOT-23	1500	0.02	Burst Mode, Fixed Output, 100% Duty Cycle	0.1	1.5	3			E	Constant Frequency Current Mode	0.5	no	Buck	yes		-				-						LTspice Model,LTpowerCAD File	DC480A-A,DC480A-B	no	no	2001-09-25	$1.67 (LTC3405AES6-1.5)	8.1mm² (SOT-23)	Internal Power Switch Buck,Micropower Buck Regulators	1mm (SOT-23)	Lead,Matte Tin	no	no
LTC3405A-1.8	1	2.65	5.5	0.3	1.8	yes	Fixed 1.8V Output, All Ceramic Caps	SOT-23	1500	0.02	Burst Mode, Fixed Output, 100% Duty Cycle	0.1	1.8	3			E	Constant Frequency Current Mode	0.5	no	Buck	yes		-				-						LTspice Model,LTpowerCAD File	DC480A-C,DC480A-D	no	no	2001-09-25	$1.67 (LTC3405AES6-1.8)	8.1mm² (SOT-23)	Internal Power Switch Buck,Micropower Buck Regulators	1mm (SOT-23)	Lead,Matte Tin	no	no
LTC3406-1.2	1	2.5	5.5	0.6	1.2	yes	1.5MHz, Burst Mode, LTC3406-1.2 Fixed 1.2V Output	SOT-23	1500	0.02	Burst Mode, Fixed Output, 100% Duty Cycle	0.1	1.2	3			E	Constant Frequency Current Mode	1	no	Buck	yes		-				-						LTspice Model,LTpowerCAD Model	-	no	no	2002-05-23	$2.01 (LTC3406ES5-1.2)	8.1mm² (SOT-23)	Internal Power Switch Buck,Micropower Buck Regulators	1mm (SOT-23)	Lead,Matte Tin	no	no
LTC3406-1.5	1	2.5	5.5	0.6	1.5	yes	1.5MHz, Burst Mode, LTC3406-1.5 Fixed 1.5V Output	SOT-23	1500	0.02	Burst Mode, Fixed Output, 100% Duty Cycle	0.1	1.5	3			E	Constant Frequency Current Mode	1	no	Buck	yes		-				-						LTspice File,LTpowerCAD File	DC500A-B	no	no	2002-05-23	$2.01 (LTC3406ES5-1.5)	8.1mm² (SOT-23)	Internal Power Switch Buck,Micropower Buck Regulators	1mm (SOT-23)	Lead,Matte Tin	no	no
LTC3406-1.8	1	2.5	5.5	0.6	1.8	yes	1.5MHz, Burst Mode, LTC3406-1.8 Fixed 1.8V Output	SOT-23	1500	0.02	Burst Mode, Fixed Output, 100% Duty Cycle	0.1	1.8	3			E	Constant Frequency Current Mode	1	no	Buck	yes		-				-						LTspice Model,LTpowerCAD File	DC500A-C	no	no	2002-05-23	$2.01 (LTC3406ES5-1.8)	8.1mm² (SOT-23)	Internal Power Switch Buck,Micropower Buck Regulators	1mm (SOT-23)	Lead,Matte Tin	no	no
LTC3406A	1	2.5	5.5	0.6	0.6	yes	1.5MHz, LTC3406A Has Low Ripple Pulse-Skipping Mode	SOT-23	1500	0.02	Burst Mode, 100% Duty Cycle	0.1	5.5	2			E,I	Constant Frequency Current Mode	1	no	Buck	yes		-				-						LTspice Model,LTpowerCAD Model	-	no	no	2002-05-23	$1.83 (LTC3406AES5)	8.1mm² (SOT-23)	Internal Power Switch Buck,Micropower Buck Regulators	1mm (SOT-23)	Matte Tin	no	yes
LTC3406AB	1	2.5	5.5	0.6	0.6	yes	1.5MHz, LTC3406AB Has Soft Start, Disables Burst Mode	SOT-23	1500	0.2	100% Duty Cycle	0.1	5.5	2			E	Constant Frequency Current Mode	1	no	Buck	yes		-				-						LTspice Model,LTpowerCAD Model	-	no	no	2002-05-23	$1.83 (LTC3406ABES5)	8.1mm² (SOT-23)	Internal Power Switch Buck	1mm (SOT-23)	Matte Tin	no	no
LTC3406AB-2	1	2.5	5.5	0.6	0.6	yes	2.25MHz, Disables Burst Mode	SOT-23	2250	0.2	100% Duty Cycle	0.1	5	2			E	Constant Frequency Current Mode	1	no	Buck	yes		-				-						LTspice Model,LTpowerCAD Model	-	no	no	2002-05-23	$1.83 (LTC3406ABES5-2)	8.1mm² (SOT-23)	Internal Power Switch Buck	1mm (SOT-23)	Matte Tin	no	no
LTC3406B-1.2	1	2.5	5.5	0.6	1.2	yes	1.5MHz, Disables Burst Mode	SOT-23	1500	0.3	Fixed Output, 100% Duty Cycle	0.1	1.2	3			E	Constant Frequency Current Mode	1	no	Buck	yes		-				-						LTspice Model,LTpowerCAD Model	-	no	no	2002-05-23	$2.01 (LTC3406BES5-1.2)	8.1mm² (SOT-23)	Internal Power Switch Buck	1mm (SOT-23)	Lead,Matte Tin	no	no
LTC3407-3	2	3.3	5.5	0.8	1.8	yes	Dual 800mA Buck, 2.25MHz, LTC3407-3 Offers Fixed 1.8V and 3.3V	3x3 DFN-10	2250	0.04	Burst Mode, External Synchronization, Power On Reset, Fixed Output, 100% Duty Cycle	0.1	3.3	2		2.25MHz	E	Constant Frequency Current Mode	1.2	no	Buck	yes	Buck	Buck	0.8	3.3		-						LTspice Model,LTpowerCAD Model	-	no	no	2003-06-18	$2.95 (LTC3407EDD-3)	9mm² (3x3 DFN-10)	Internal Power Switch Buck,Micropower Buck Regulators,Multiple Output Buck	0.75mm (3x3 DFN-10)	Lead,Matte Tin	no	no
LTC3407-4	2	2.5	5.5	0.8	0.6	yes	Dual 800mA Buck, 2.25MHz LTC3407-4 has Reduced POR Time	3x3 DFN-10,MS-10E	2250	0.04	Burst Mode, Power On Reset, External Synchronization, 100% Duty Cycle	0.1	5.5	2		2.25MHz	E	Constant Frequency Current Mode	1.2	no	Buck	yes	Buck	Buck	0.8	0.6		-						LTspice Model,LTpowerCAD Model	-	no	no	2003-06-18	$2.95 (LTC3407EDD-4)	9mm² (3x3 DFN-10),14.7mm² (MS-10E)	Internal Power Switch Buck,Micropower Buck Regulators,Multiple Output Buck	0.75mm (3x3 DFN-10),1.1mm (MS-10E)	Lead,Matte Tin	no	no
LTC3407A	2	2.5	5.5	0.6	0.6	yes	Dual 600mA Buck, 1.5MHz, LTC3407A Offers Low Ripple Burst Mode	3x3 DFN-10,MS-10E	1500	0.1	Burst Mode, Power On Reset, External Synchronization, 100% Duty Cycle	40	5	2		1.5MHz	E,I	Constant Frequency Current Mode	1	no	Buck	yes	Buck	Buck	0.6	0.6		-						LTspice Model,LTpowerCAD Model	DC1180A	no	no	2003-06-18	$2.60 (LTC3407AEDD)	9mm² (3x3 DFN-10),14.7mm² (MS-10E)	Internal Power Switch Buck,Micropower Buck Regulators,Multiple Output Buck	0.75mm (3x3 DFN-10),1.1mm (MS-10E)	Matte Tin,Lead	no	yes
LTC3407A-2	2	2.5	5.5	0.8	0.6	yes	Dual 800mA Buck, LTC3407A-2 Offers Low Ripple Burst Mode, 2.25MHz	3x3 DFN-10,MS-10E	2250	0.04	Burst Mode, External Synchronization, Power On Reset, 100% Duty Cycle	0.1	5.5	2		1.8MHz - 2.7MHz	E,I	Constant Frequency Current Mode	1.2	no	Buck	yes	Buck	Buck	0.8	0.6		-						LTspice Model,LTpowerCAD Model	-	no	no	2003-06-18	$2.95 (LTC3407AEDD-2)	9mm² (3x3 DFN-10),14.7mm² (MS-10E)	Internal Power Switch Buck,Micropower Buck Regulators,Multiple Output Buck	0.75mm (3x3 DFN-10),1.1mm (MS-10E)	Lead,Matte Tin	no	yes
LTC3408	1	2.5	5	0.6	0.3	yes	Bypass Transistor	3x3 DFN-8	1500	1.5	100% Duty Cycle	0.1	5	2.1			E	Constant Frequency Current Mode	1	no	Buck	yes		-				-						LTspice Model	DC645A	no	no	2003-10-07	$1.90 (LTC3408EDD)	9mm² (3x3 DFN-8)	Internal Power Switch Buck	0.75mm (3x3 DFN-8)	Lead,Matte Tin	no	no
LTC3409	1	1.6	5.5	0.6	0.62	yes	100% Duty Cycle	3x3 DFN-8	2600	0.065	External Synchronization, 100% Duty Cycle	0.1	5.5	2.5		1MHz - 3MHz	E,I	Constant Frequency Current Mode	1	no	Buck	yes		-				-						LTspice File,LTpowerCAD Model	DC828A	no	no	2005-03-08	$2.15 (LTC3409EDD)	9mm² (3x3 DFN-8)	Internal Power Switch Buck,Micropower Buck Regulators	0.75mm (3x3 DFN-8)	Lead,Matte Tin	no	yes
LTC3409A	1	1.6	5.5	0.6	0.62	yes	100% Duty Cycle, LTC3409A Has Tighter VREF and Line Regulation Limits	3x3 DFN-8	2600	0.065	Burst Mode, Resistor Set Frequency, External Synchronization, 100% Duty Cycle	0.1	5.5	2.3	1.7MHz or 2.6MHz	1MHz - 3MHz	E,I	Constant Frequency Current Mode	1	no	Buck	yes		-				-						LTspice Model,LTpowerCAD Model	-	no	no	2005-03-08	$2.37 (LTC3409AEDD)	9mm² (3x3 DFN-8)	Internal Power Switch Buck,Micropower Buck Regulators	0.75mm (3x3 DFN-8)	Matte Tin	no	yes
LTC3410	1	2.5	5.5	0.3	0.8	yes	SC70 300mA Synchronous Buck	SC-70	2250	0.026	Burst Mode, 100% Duty Cycle	0.1	5.5	2			E	Constant Frequency Current Mode	0.49	no	Buck	yes		-				-						LTspice File,LTpowerCAD Model	DC870A-A	no	no	2005-12-19	$1.56 (LTC3410ESC6-1.8)	5.3mm² (SC-70)	Internal Power Switch Buck,Micropower Buck Regulators	1mm (SC-70)	Lead,Matte Tin	no	no
LTC3410-1.875	1	2.5	5.5	0.3	1.875	yes	Fixed 1.875 Output	SC-70	2250	0.026	Fixed Output, Burst Mode, 100% Duty Cycle	0.1	1.875	2			E	Constant Frequency Current Mode	0.5	no	Buck	yes		-				-						LTspice Model,LTpowerCAD Model	-	no	no	2005-12-19	$1.56 (LTC3410ESC6-1.875)	5.3mm² (SC-70)	Internal Power Switch Buck,Micropower Buck Regulators	1mm (SC-70)	Lead,Matte Tin	no	no
LTC3410B	1	2.5	5.5	0.3	0.8	yes	LTC3410B Disables Burst Mode	SC-70	2250	0.2	100% Duty Cycle	0.1	5.5	2			E	Constant Frequency Current Mode	0.49	no	Buck	yes		-				-						LTspice File,LTpowerCAD Model	DC870A-B	no	no	2005-12-19	$1.56 (LTC3410BESC6-1.875)	5.3mm² (SC-70)	Internal Power Switch Buck	1mm (SC-70)	Matte Tin,Lead	no	no
LTC3411A	1	2.5	5.5	1.25	0.8	yes	1.25A, 4MHz, Synchronous Step-Down	3x3 DFN-10,MS-10	4000	0.04	Burst Mode, External Synchronization, Resistor Set Frequency, Power Good, 100% Duty Cycle	0.1	5.5	2	Up to 4MHz	400kHz to 4MHz	E,I	Constant Frequency Current Mode	2.1	no	Buck	yes		-				-						LTspice File,LTpowerCAD File	DC1176A	no	no	2002-04-05	$2.00 (LTC3411AEDD)	9mm² (3x3 DFN-10),14.7mm² (MS-10)	Internal Power Switch Buck,Micropower Buck Regulators	0.75mm (3x3 DFN-10),1.1mm (MS-10)	Matte Tin	no	yes
LTC3412A	1	2.25	5.5	3	0.8	yes	3A, 4MHz, Monolithic Synchronous Step-Down	4x4 QFN-16,TSSOP-16	4000	0.064	Burst Mode, Resistor Set Frequency, External Synchronization, Power Good, 100% Duty Cycle	0.02	5.5		300kHz - 4MHz	300kHz - 4MHz	E,I,MP	Constant Frequency Current Mode	6	no	Buck	yes		-				-						LTspice File,LTpowerCAD File	DC652A	no	no	2002-07-11	$3.45 (LTC3412AEFE)	16mm² (4x4 QFN-16),32.6mm² (TSSOP-16)	Extended Temperature (H & MP) Switching Regulators,Internal Power Switch Buck,Micropower Buck Regulators	0.75mm (4x4 QFN-16),1.1mm (TSSOP-16)	Lead,Matte Tin	no	yes
LTC3414	1	2.3	5.5	4	0.8	yes	Synchronous, 100% Duty Cycle	TSSOP-20	4000	0.064	Burst Mode, Resistor Set Frequency, External Synchronization, Power Good, 100% Duty Cycle	0.02	5.5		300kHz - 4MHz	300kHz - 4MHz	E,I,MP	Constant Frequency Current Mode	8	no	Buck	yes		-				-						LTspice Model,LTpowerCAD File	DC556A	no	no	2003-04-18	$4.25 (LTC3414EFE)	42.2mm² (TSSOP-20)	Extended Temperature (H & MP) Switching Regulators,Internal Power Switch Buck,Micropower Buck Regulators	1.2mm (TSSOP-20)	Lead,Matte Tin	no	yes
LTC3415	1	2.5	5.5	7	0.6	yes	7A, PolyPhase Synchronous Step-Down Regulator	5x7 QFN-38	2250	0.45	Burst Mode, Tracking, PolyPhase, External Synchronization, Spread Spectrum, 100% Duty Cycle	0.2	5.5			750kHz - 2.25MHz	E	Constant Frequency Current Mode	13	no	Buck	yes		-				-						LTspice File,LTpowerCAD File	DC725A,DC768A	no	no	2006-03-09	$6.50 (LTC3415EUHF)	35mm² (5x7 QFN-38)	Internal Power Switch Buck	0.75mm (5x7 QFN-38)	Lead,Matte Tin	no	no
LTC3416	1	2.25	5.5	4	0.8	yes	4A, 4MHz, Monolithic Synchronous Step-Down Regulator with Tracking	TSSOP-20	4000	0.03	Resistor Set Frequency, Power Good, Tracking	0.02	5.5		300kHz - 4MHz		E	Constant Frequency Current Mode	8	no	Buck	yes												LTspice Model,LTpowerCAD File	DC667A	no	no	2004-03-09	$4.62 (LTC3416EFE)	42.2mm² (TSSOP-20)	Internal Power Switch Buck	1.2mm (TSSOP-20)	Lead,Matte Tin	no	no
LTC3417A	2	2.25	5.5	1.5	0.8	yes	LTC3417A Offers Improved Channel Matching	5x3 DFN-16,TSSOP-20	4000	0.125	Anti-Phase Switching, Resistor Set Frequency, Burst Mode, Power Good, 100% Duty Cycle	0.1	5.5		600kHz - 4MHz		E,I	Constant Frequency Current Mode	2.5	no	Buck	yes	Buck	Buck	1	.8		-						LTspice Model,LTpowerCAD File	-	no	no	2005-11-10	$3.37 (LTC3417AIDHC-1)	15mm² (5x3 DFN-16),42.2mm² (TSSOP-20)	Internal Power Switch Buck,Micropower Buck Regulators,Multiple Output Buck	0.75mm (5x3 DFN-16),1.2mm (TSSOP-20)	Lead,Matte Tin	no	yes
LTC3417A-1	2	2.25	5.5	1.5	0.8	yes	LTC3417A-1 Offers Power On Reset	5x3 DFN-16,TSSOP-20	4000	0.125	Anti-Phase Switching, External Synchronization, Resistor Set Frequency, Power On Reset, 100% Duty Cycle	0.01	5.5		600kHz to 4MHz	600kHz to 4MHz	E,I	Constant Frequency Current Mode	2.5	no	Buck	yes	Buck	Buck	1	.8		-						LTspice Model,LTpowerCAD Model	-	no	no	2005-11-10	$2.93 (LTC3417AEDHC-1)	15mm² (5x3 DFN-16),42.2mm² (TSSOP-20)	Internal Power Switch Buck,Multiple Output Buck	0.75mm (5x3 DFN-16),1.2mm (TSSOP-20)	Matte Tin	no	yes
LTC3417A-2	2	2.25	5.5	1.5	0.8	yes	LTC3417A-2 Offers PGOOD	5x3 DFN-16,TSSOP-20	1500	0.125	Anti-Phase Switching, Burst Mode, External Synchronization, Resistor Set Frequency, Power Good, 100% Duty Cycle	0.01	5.5		600kHz - 4MHz	600kHz - 4MHz	E,I	Constant Frequency Current Mode	2.5	no	Buck	yes	Buck	Buck	1	.8		-						LTspice Model,LTpowerCAD File	DC1336A	no	no	2005-11-10	$2.93 (LTC3417AEDHC-2)	15mm² (5x3 DFN-16),42.2mm² (TSSOP-20)	Internal Power Switch Buck,Micropower Buck Regulators,Multiple Output Buck	0.75mm (5x3 DFN-16),1.2mm (TSSOP-20)	Matte Tin	no	yes
LTC3418	1	2.25	5.5	8	0.8	yes	Tracking, 100% Duty Cycle	5x7 QFN-38	4000	0.38	Burst Mode, Tracking, Resistor Set Frequency, External Synchronization, Power Good, 100% Duty Cycle	0.03	5.5		300kHz - 4MHz	300kHz - 4MHz	E	Constant Frequency Current Mode	17	no	Buck	yes		-				-						LTspice File,LTpowerCAD File	DC785A	no	no	2005-03-04	$5.73 (LTC3418EUHF)	35mm² (5x7 QFN-38)	Internal Power Switch Buck	0.75mm (5x7 QFN-38)	Lead,Matte Tin	no	no
LTC3419	2	2.5	5.5	0.6	0.6	yes	Dual 600mA Buck, LTC3419-1 Fixed 1.575/1.8Vout	3x3 DFN-8,MS-10	2250	0.035	Burst Mode, 100% Duty Cycle	0.1	5.5	2			E,I	Constant Frequency Current Mode	1.2	no	Buck	yes	Buck	Buck	0.6	0.6		-						LTspice File,LTpowerCAD Model	DC1128A	no	no	2007-04-26	$1.95 (LTC3419EDD-1)	9mm² (3x3 DFN-8),14.7mm² (MS-10)	Internal Power Switch Buck,Micropower Buck Regulators,Multiple Output Buck	0.75mm (3x3 DFN-8),1.1mm (MS-10)	Matte Tin	no	yes
LTC3447	1	2.5	5.5	0.6	0.69	yes	I2C Controllable Buck Regulator	3x3 DFN-10	1000	0.033	I2C Control, Burst Mode	0.1	2.05	3			E	Constant Frequency Current Mode	1	no	Buck	yes		-				-						-	DC767A	no	no	2005-06-24	$1.95 (LTC3447EDD)	9mm² (3x3 DFN-10)	Digitally Programmable Regulators,Internal Power Switch Buck,Micropower Buck Regulators	0.75mm (3x3 DFN-10)	Lead,Matte Tin	no	no
LTC3448	1	2.5	5.5	0.6	0.6	yes	LDO Mode for Low Noise Operation	3x3 DFN-8,MS-8	2250	0.032	-	0.1	5.2	2.5			E	Constant Frequency Current Mode	1	no	Buck	yes		-				-						LTspice File	DC840A	no	no	2005-06-17	$2.05 (LTC3448EDD)	9mm² (3x3 DFN-8),14.7mm² (MS-8)	Internal Power Switch Buck,Micropower Buck Regulators	0.75mm (3x3 DFN-8),1.1mm (MS-8)	Lead,Matte Tin	no	no
LTC3542	1	2.5	5.5	0.5	0.6	yes	LTC3542-1 Has Fixed 2.8V Output	2x2 DFN-6,SOT-23	2250	0.026	External Synchronization, Burst Mode, 100% Duty Cycle	0.1	5.5	2		1MHz - 3MHz	E,I	Constant Frequency Current Mode	1	no	Buck	yes		-				-						LTspice File	DC993A	no	no	2006-10-12	$1.60 (LTC3542EDC)	4mm² (2x2 DFN-6),8.1mm² (SOT-23)	Internal Power Switch Buck,Micropower Buck Regulators	0.75mm (2x2 DFN-6),1mm (SOT-23)	Lead,Matte Tin	no	yes
LTC3543	1	2.5	5.5	0.6	0.6	yes	Spread Spectrum	2x3 DFN-6	2250	0.045	Burst Mode, External Synchronization, PLL, Spread Spectrum, 100% Duty Cycle	0.1	5.5	2		1MHz - 3MHz	E	Constant Frequency Current Mode	1	no	Buck	yes		-				-						LTspice Model	DC1008A	no	no	2006-12-19	$1.95 (LTC3543EDCB)	6mm² (2x3 DFN-6)	Internal Power Switch Buck,Micropower Buck Regulators	0.75mm (2x3 DFN-6)	Matte Tin	no	no
LTC3546	2	2.25	5.5	2	0.6	yes	Dual Synchronous, 3A/1A or 2A/2A Configurable Buck	4x5 QFN-28,TSSOP-28	2250	0.16	Burst Mode, Resistor Set Frequency, External Synchronization, Power Good, Tracking, 100% Duty Cycle	0.2	5		750kHz - 4MHz	750kHz - 4MHz	E,I	Constant Frequency Current Mode	3.2	no	Buck	yes	Buck	Buck	2	.8		-						LTspice File	DC1086A,DC1087A	no	no	2009-01-22	$3.75 (LTC3546EUFD)	20mm² (4x5 QFN-28),62.7mm² (TSSOP-28)	Internal Power Switch Buck,Multiple Output Buck	0.75mm (4x5 QFN-28),1.2mm (TSSOP-28)	Matte Tin	no	yes
LTC3547	2	2.5	5.5	0.3	0.6	yes	Dual Monolithic 300mA Synchronous Step-Down	3x2 DFN-8	2250	0.04	Fixed Output, 100% Duty Cycle	0.1	5.5	2			E	Constant Frequency Current Mode	0.55	no	Buck	yes	Buck	Buck	0.3	0.6		-						LTspice File,LTpowerCAD File	DC1013A	no	no	2006-09-12	$1.95 (LTC3547EDDB-1)	6mm² (3x2 DFN-8)	Internal Power Switch Buck,Micropower Buck Regulators,Multiple Output Buck	0.75mm (3x2 DFN-8)	Lead,Matte Tin	no	no
LTC3547B	2	2.5	5.5	0.3	0.6	yes	LTC3547B Disables Burst Mode	3x2 DFN-8	2250	0.45	Fixed Output, 100% Duty Cycle	0.1	5.5	2			E,I	Constant Frequency Current Mode	0.55	no	Buck	yes	Buck	Buck	0.3	0.6		-						LTspice Model,LTpowerCAD Model	DC1013A	no	no	2006-09-12	$1.95 (LTC3547BEDDB-1)	6mm² (3x2 DFN-8)	Internal Power Switch Buck,Multiple Output Buck	0.75mm (3x2 DFN-8)	Lead,Matte Tin	no	yes
LTC3548-1	2	2.5	5.5	0.8	1.575	yes	29ms POR Delay, LTC3548-1 Fixed 1.8V/1.575Vot	3x3 DFN-10,3x3 UTDFN-10	2250	0.04	Burst Mode, Fixed Output, 100% Duty Cycle	0.1	1.8	2			E	Constant Frequency Current Mode	1.2	no	Buck	yes	Buck	Buck	0.4	1.8		-						LTspice Model	-	no	no	2005-03-18	$2.60 (LTC3548EDD-1)	9mm² (3x3 UTDFN-10),9mm² (3x3 DFN-10)	Internal Power Switch Buck,Micropower Buck Regulators,Multiple Output Buck	0.55mm (3x3 UTDFN-10),0.75mm (3x3 DFN-10)	Lead,Matte Tin	no	no
LTC3548-2	2	2.5	5.5	0.8	0.6	yes	29ms POR Delay, LTC3548-2 Fixed 1.2V/Adj. Vout	3x3 DFN-10	2250	0.04	Burst Mode, Fixed Output, 100% Duty Cycle	0.1	5.5	2			E	Constant Frequency Current Mode	1.2	no	Buck	yes	Buck	Buck	0.4	1.8		-						LTspice Model	-	no	no	2005-03-18	$2.60 (LTC3548EDD-2)	9mm² (3x3 DFN-10)	Internal Power Switch Buck,Micropower Buck Regulators,Multiple Output Buck	0.75mm (3x3 DFN-10)	Lead,Matte Tin	no	no
LTC3548A	2	2.5	5.5	0.8	0.6	yes	LTC3548A Improved ESD, Burst Mode, 116ms POR Delay	3x3 DFN-10,MS-10E	2250	0.04	Burst Mode, External Synchronization, 100% Duty Cycle	0.1	5	2		1.8MHz - 2.7MHz	E,I	Constant Frequency Current Mode	1.2	no	Buck	yes	Buck	Buck	0.4	0.6		-						LTspice Model	-	no	no	2005-03-18	$2.60 (LTC3548AEDD)	9mm² (3x3 DFN-10),14.7mm² (MS-10E)	Internal Power Switch Buck,Micropower Buck Regulators,Multiple Output Buck	0.75mm (3x3 DFN-10),1.1mm (MS-10E)	Matte Tin	no	yes
LTC3549	1	1.6	5.5	0.25	0.611	yes	100% Duty Cycle	2x3 DFN-6	2250	0.05	Burst Mode, 100% Duty Cycle	0.1	5.5	2			E	Constant Frequency Current Mode	0.45	no	Buck	yes		-				-						LTspice File,LTpowerCAD File	DC992A	no	no	2006-09-21	$1.44 (LTC3549EDCB)	6mm² (2x3 DFN-6)	Internal Power Switch Buck,Micropower Buck Regulators	0.75mm (2x3 DFN-6)	Matte Tin	no	no
LTC3560	1	2.5	5.5	0.8	0.6	yes	100% Duty Cycle	SOT-23	2250	0.016	Burst Mode, External Synchronization, 100% Duty Cycle	0.1	5.5	3		1MHz - 3MHz	E,I	Constant Frequency Current Mode	1.5	no	Buck	yes		-				-						LTspice File	DC1025A	no	no	2006-12-14	$1.90 (LTC3560ES6)	8.1mm² (SOT-23)	Internal Power Switch Buck,Micropower Buck Regulators	1mm (SOT-23)	Lead,Matte Tin	no	yes
LTC3561A	1	2.5	5.5	1	0.8	yes	100% Duty Cycle	3x3 DFN-8	4000	0.33	Burst Mode, Resistor Set Frequency, 100% Duty Cycle	0.1	5	2	200kHz to 4MHz		E,I	Constant Frequency Current Mode	2	no	Buck	yes		-				-						LTspice File,LTpowerCAD Model	DC1072B	no	no	2008-08-06	$1.75 (LTC3561AEDD)	9mm² (3x3 DFN-8)	Internal Power Switch Buck	0.75mm (3x3 DFN-8)	Matte Tin	no	yes
LTC3563	1	2.5	5.5	0.5	1.28	yes	Selectable Output Voltage	2x2 DFN-6	2250	0.026	Fixed Output, Burst Mode, 100% Duty Cycle	0.1	1.87	2			E	Constant Frequency Current Mode	1	no	Buck	yes		-				-						LTspice Model	-	no	no	2007-02-06	$1.60 (LTC3563EDC)	4mm² (2x2 DFN-6)	Internal Power Switch Buck,Micropower Buck Regulators	0.75mm (2x2 DFN-6)	Lead,Matte Tin	no	no
LTC3564	1	2.5	5.5	1.25	0.6	yes	100% Duty Cycle	2x3 DFN-6,SOT-23	2250	0.02	Burst Mode, 100% Duty Cycle	0.1	5.5	2			E,I	Constant Frequency Current Mode	2	no	Buck	yes		-				-						LTspice File	DC1158A,DC1343A	no	no	2008-06-11	$1.95 (LTC3564EDCB)	6mm² (2x3 DFN-6),8.1mm² (SOT-23)	Internal Power Switch Buck,Micropower Buck Regulators	0.75mm (2x3 DFN-6),1mm (SOT-23)	Matte Tin	no	no
LTC3565	1	2.5	5.5	1.25	0.6	yes	100% Duty Cycle	3x3 DFN-10,MS-10E	4000	0.04	Burst Mode, Resistor Set Frequency, External Synchronization, Power Good, 100% Duty Cycle	0.1	5.5	2	400kHz - 4MHz	400kHz - 4MHz	E,I	Constant Frequency Current Mode	2.1	no	Buck	yes		-				-						LTspice File,LTpowerCAD File	DC1159A	no	no	2009-01-07	$2.00 (LTC3565EDD)	9mm² (3x3 DFN-10),14.7mm² (MS-10E)	Internal Power Switch Buck,Micropower Buck Regulators	0.75mm (3x3 DFN-10),1.1mm (MS-10E)	Matte Tin	no	yes
LTC3568	1	2.5	5.5	1.8	0.8	yes	Selectable Burst Mode Operation	3x3 DFN-10	4000	0.062	Burst Mode, External Synchronization, 100% Duty Cycle	0.1	5			0.4MHz - 4MHz	E,I	Constant Frequency Current Mode	3	no	Buck	yes		-				-						LTspice File,LTpowerCAD File	DC1206A	no	no	2007-04-26	$2.95 (LTC3568EDD)	9mm² (3x3 DFN-10)	Internal Power Switch Buck,Micropower Buck Regulators	0.75mm (3x3 DFN-10)	Matte Tin	no	yes
LTC3600	1	4	15	1.5	0	yes	Single Resistor Sets VOUT, VOUT Down To Zero Volts	3x3 DFN-12,MS-12E	4000	0.7	Current Source Reference, Resistor Set Frequency, External Synchronization, Power Good, Tracking	0	14.5		200kHz - 4MHz	200kHz - 4MHz	E,I	Constant Frequency Current Mode	2	no	Buck	yes		-				-						LTspice File,LTpowerCAD File	DC1667A	yes	no	2011-12-13	$2.80 (LTC3600EDD)	9mm² (3x3 DFN-12),19.8mm² (MS-12E)	Internal Power Switch Buck	0.75mm (3x3 DFN-12),1.1mm (MS-12E)	Matte Tin	no	yes
LTC3601	1	4	15	1.5	0.6	yes	1.5A, 15V Monolithic Synchronous Step-Down Regulator	3x3 QFN-16,MS-16E	4000	0.3	Burst Mode, Resistor Set Frequency, External Synchronization, Tracking, Power Good	14	14.52		800kHz - 4MHz	800kHz - 4MHz	E,I	Constant Frequency Controlled On-Time Current Mode	2.2	no	Buck	yes		-				-						LTspice File,LTpowerCAD File	DC1353A,DC1454A	no	no	2009-07-29	$2.30 (LTC3601EMSE)	9mm² (3x3 QFN-16),19.8mm² (MS-16E)	Internal Power Switch Buck	0.75mm (3x3 QFN-16),1.1mm (MS-16E)	Matte Tin	no	yes
LTC3602	1	4.5	10	2.5	0.6	yes	2.5A, 10V, Monolithic Synchronous Step-Down Regulator	4x4 QFN-20,TSSOP-16	3000	0.075	Burst Mode, External Synchronization, Resistor Set Frequency, Power Good	.2	10		300kHz - 3MHz	300kHz - 3MHz	E,I		4.5	no	Buck	yes												LTspice File,LTpowerCAD File	DC1015A	no	no	2008-02-12	$4.00 (LTC3602EUF)	16mm² (4x4 QFN-20),32.6mm² (TSSOP-16)	Internal Power Switch Buck,Micropower Buck Regulators	0.75mm (4x4 QFN-20),1.1mm (TSSOP-16)	Lead,Matte Tin	no	yes
LTC3603	1	4.5	15	2.5	0.6	yes	2.5A, 15V, Monolithic Synchronous Step-Down Regulator	4x4 QFN-20,MS-16E	3000	0.075	Burst Mode, Resistor Set Frequency, External Synchronization, Power Good	0.2	14.85		300kHz - 3MHz	300kHz - 3MHz	E,I	Constant Frequency Current Mode	4.5	no	Buck	yes		-				-						LTspice File,LTpowerCAD File	DC1442A,DC1445A	no	no	2009-01-15	$3.25 (LTC3603EMSE)	16mm² (4x4 QFN-20),19.8mm² (MS-16E)	Internal Power Switch Buck,Micropower Buck Regulators	0.75mm (4x4 QFN-20),1.1mm (MS-16E)	Matte Tin,Lead	no	yes
LTC3604	1	3.6	15	2.5	0.6	yes	2.5A, 15V Monolithic Synchronous Step-Down Regulator	3x3 QFN-16,MS-16E	4000	0.3	Burst Mode, Resistor Set Frequency, External Synchronization, Power Good	14	14.52		800kHz - 4MHz	800kHz - 4MHz	E,I	Constant Frequency Controlled On-Time Current Mode	3.4	no	Buck	yes		-				-						LTspice File,LTpowerCAD File	DC1610A,DC1611A	no	no	2010-01-21	$3.25 (LTC3604EMSE)	9mm² (3x3 QFN-16),19.8mm² (MS-16E)	Internal Power Switch Buck	0.75mm (3x3 QFN-16),1.1mm (MS-16E)	Matte Tin	no	yes
LTC3605	1	4	15	5	0.6	yes	15V, 5A Synchronous Step-Down Regulator	4x4 QFN-24	4000	2	PolyPhase, Resistor Set Frequency, External Synchronization, Tracking	11	14.85		800kHz - 4MHz	800kHz - 4MHz	E,I	Constant Frequency Controlled On-Time Current Mode	6	no	Buck	yes		-				-						LTspice File,LTpowerCAD File	DC1215A	no	no	2009-01-19	$4.25 (LTC3605EUF)	16mm² (4x4 QFN-24)	Internal Power Switch Buck	0.75mm (4x4 QFN-24)	Matte Tin	no	no
LTC3605A	1	4	20	5	0.6	yes	20V, 5A Synchronous Step-Down Regulator	4x4 QFN-24	4000	1.5	Resistor Set Frequency, PolyPhase, Tracking, External Synchronization, Power Good	11	19.8		800kHz - 4MHz	800kHz - 4MHz	E,I	Constant Frequency Controlled On-Time Current Mode	6	no	Buck	yes		-				-						LTspice File,LTpowerCAD File	DC1897B	no	no	2012-05-22	$4.25 (LTC3605AEUF)	16mm² (4x4 QFN-24)	Internal Power Switch Buck	0.75mm (4x4 QFN-24)	Matte Tin	no	no
LTC3606B	1	2.5	5.5	0.8	0.6	yes	800mA Synchronous Step-Down DC/DC with Average Input Current Limit	3x3 DFN-8	2500	0.42	Programmable Input Current Limit, Power Good, 100% Duty Cycle	0.1	5	3			E,I	Constant Frequency Current Mode	2.4	no	Buck	yes		-				-						LTspice File	-	no	no	2009-10-13	$2.10 (LTC3606BEDD)	9mm² (3x3 DFN-8)	Internal Power Switch Buck,Supercapacitor Chargers	0.75mm (3x3 DFN-8)	Matte Tin	no	yes
LTC3607	2	4.5	15	0.6	0.6	yes	Dual 600mA 15V Monolithic Synchronous Step-Down	3x3 QFN-16,MS-16E	4000	0.035	Burst Mode, Power Good, External Synchronization, 100% Duty Cycle	0.1	15	2		1MHz to 4MHz	E,I	Constant Frequency Current Mode	1	no	Buck	yes	Buck	Buck	0.6	0.6		-						LTspice File,LTpowerCAD File	DC1596A,DC1847A	no	no	2013-08-07	$2.35 (LTC3607EUD)	9mm² (3x3 QFN-16),19.8mm² (MS-16E)	Internal Power Switch Buck,Micropower Buck Regulators,Multiple Output Buck	0.75mm (3x3 QFN-16),1.1mm (MS-16E)	Matte Tin	no	no
LTC3608	1	4	18	8	0.6	yes	18V, 8A Monolithic Synchronous Step-Down DC/DC Converter	7x8 QFN-52		0.9	Power Good	15	17.82				E,I	Constant On-Time Current Mode	16	no	Buck	yes		-				-						LTspice File,LTpowerCAD Model	DC1320A-A	no	no	2008-07-22	$7.50 (LTC3608EWKG)	56mm² (7x8 QFN-52)	Internal Power Switch Buck	0.75mm (7x8 QFN-52)	Matte Tin	no	yes
LTC3609	1	4	32	6	0.6	yes	32V, 6A Monolithic Synchronous Step-Down DC/DC Converter	7x8 QFN-52		0.9	Power Good	15	36				E,I	Constant On-Time Current Mode	14	no	Buck	yes		-				-						LTspice File,LTpowerCAD Model	DC1320A-B	no	no	2008-12-17	$7.75 (LTC3609EWKG)	56mm² (7x8 QFN-52)	Internal Power Switch Buck	0.75mm (7x8 QFN-52)	Matte Tin	no	no
LTC3610	1	4	28	12	0.6	yes	12A, 24V Monolithic Synchronous Step-Down DC/DC Converter	9x9 QFN-64	2000	0.9	Power Good, Resistor Set Frequency	15	24		Up to 2MHz		E,I	Constant On-Time Valley Current Mode	16	no	Buck	yes		-				-						LTspice File,LTpowerCAD Model	DC1129A	no	no	2007-07-30	$8.50 (LTC3610EWP)	81mm² (9x9 QFN-64)	Internal Power Switch Buck	0.75mm (9x9 QFN-64)	Matte Tin	no	yes
LTC3611	1	4.5	32	10	0.6	yes	10A, 32V Monolithic Synchronous Step-Down DC/DC Converter	9x9 QFN-64	1000	0.9	Power Good, Resistor Set Frequency	15	32		100Hz - 1MHz		E,I	Constant On-Time Valley Current Mode	15	no	Buck	yes		-				-						LTspice File,LTpowerCAD Model	DC1318A	no	no	2008-02-04	$9.75 (LTC3611EWP)	81mm² (9x9 QFN-64)	Internal Power Switch Buck	0.75mm (9x9 QFN-64)	Lead,Matte Tin	no	no
LTC3612	1	2.25	5.5	3	0.6	yes	3A, 4MHz Monolithic Synchronous Step-Down DC/DC Converter	3x4 QFN-20,TSSOP-20	4000	0.070	Burst Mode, DDR Mode, Active Voltage Positioning, 100% Duty Cycle	0.1	5.5	1.5	Up to 4MHz	Up to 4MHz	E,I,H,MP	Constant Frequency Current Mode	6	no	Buck	yes		-				-						LTspice File,LTpowerCAD File	DC1310A,DC1574A	no	no	2009-07-28	$3.10 (LTC3612EUDC)	12mm² (3x4 QFN-20),42.2mm² (TSSOP-20)	DDR Memory/Bus Termination,Extended Temperature (H & MP) Switching Regulators,Internal Power Switch Buck,Micropower Buck Regulators	0.75mm (3x4 QFN-20),1.2mm (TSSOP-20)	Matte Tin	no	yes
LTC3613	1	4.5	24	15	0.6	yes	24V, 15A Monolithic Step Down Regulator with Differential Output Sensing	7x9 QFN-56	1000	2	External Synchronization, Resistor Set Frequency, Differential Remote Sense, Power Good, Tracking	15	5.5		200kHz - 1MHz	200kHz - 1MHz	E,I	Controlled On-Time Valley Current Mode	25	no	Buck	yes		-				-						LTspice File,LTpowerCAD File	DC1700A	yes	no	2011-12-01	$9.75 (LTC3613EWKH)	63mm² (7x9 QFN-56)	Internal Power Switch Buck	0.75mm (7x9 QFN-56)	Matte Tin	no	yes
LTC3614	1	2.25	5.5	4	0.6	yes	4A, 4MHz Monolithic Synchronous Step-Down DC/DC Converter	3x5 QFN-24	4000	0.075	Burst Mode, Resistor Set Frequency, Tracking, DDR Mode, Power Good, 100% Duty Cycle	0.1	5.5		Up to 4MHz		E,I,H,MP	Constant Frequency Current Mode	9	no	Buck	yes		-				-						LTspice File,LTpowerCAD File	DC1467A	no	no	2010-04-01	$3.45 (LTC3614EUDD)	15mm² (3x5 QFN-24)	DDR Memory/Bus Termination,Extended Temperature (H & MP) Switching Regulators,Internal Power Switch Buck,Micropower Buck Regulators	0.75mm (3x5 QFN-24)	Matte Tin,Lead	no	yes
LTC3615	2	2.25	5.5	3	0.6	yes	Selectable 0°/90°/180° (LTC3615) or 140°/180° (LTC3615-1)	4x4 QFN-24,TSSOP-24	4000	0.13	Burst Mode, Resistor Set Frequency, External Synchronization, Tracking, Anti-Phase Switching, DDR Mode, 100% Duty Cycle	0.1	5.5		Up to 4MHz	Up to 4MHz	E,I,H,MP	Constant Frequency Current Mode	6	no	Buck	yes	Buck	Buck	3	0.6		-						LTspice File,LTpowerCAD File	DC1435A,DC1572A	no	no	2010-04-21	$3.95 (LTC3615EUF)	16mm² (4x4 QFN-24),50.6mm² (TSSOP-24)	DDR Memory/Bus Termination,Extended Temperature (H & MP) Switching Regulators,Internal Power Switch Buck,Micropower Buck Regulators,Multiple Output Buck	0.75mm (4x4 QFN-24),1.2mm (TSSOP-24)	Matte Tin,Lead	no	yes
LTC3616	1	2.25	5.5	6	0.6	yes	6A, 4MHz Monolithic Synchronous Step-Down DC/DC Converter	3x5 QFN-24	4000	0.075	Burst Mode, Resistor Set Frequency, External Synchronization, Power Good, DDR Mode, 100% Duty Cycle	0.1	5.5		Up to 4MHz	Up to 4MHz	E,I,H,MP	Constant Frequency Current Mode	12	no	Buck	yes		-				-						LTspice File,LTpowerCAD File	DC1461A	no	no	2010-02-16	$3.80 (LTC3616EUDD)	15mm² (3x5 QFN-24)	DDR Memory/Bus Termination,Extended Temperature (H & MP) Switching Regulators,Internal Power Switch Buck,Micropower Buck Regulators	0.75mm (3x5 QFN-24)	Matte Tin	no	yes
LTC3619	2	2.5	5.5	0.8	0.6	yes	400mA/800mA Synchronous Step-Down	3x3 DFN-10,MS-10E	2250	0.05	Programmable Input Current Limit, Burst Mode, Power Good, 100% Duty Cycle	0.1	5	3			E,I	Constant Frequency Current Mode	1.6	no	Buck	yes	Buck	Buck	0.4	0.6		-						LTspice Model	DC1489A-A	no	no	2009-09-22	$2.25 (LTC3619EDD)	9mm² (3x3 DFN-10),14.7mm² (MS-10E)	Internal Power Switch Buck,Micropower Buck Regulators,Multiple Output Buck,Supercapacitor Chargers	0.75mm (3x3 DFN-10),1.1mm (MS-10E)	Matte Tin	no	yes
LTC3619B	2	2.5	5.5	0.8	0.6	yes	400mA/800mA Synchronous Step-Down	3x3 DFN-10,MS-10E	2250	0.6	Programmable Input Current Limit, Power Good, 100% Duty Cycle	0.1	5	3			E,I	Constant Frequency Current Mode	2.4	no	Buck	yes	Buck	Buck	0.4	0.6		-						LTspice File	DC1489A-B	no	no	2009-09-10	$2.25 (LTC3619BEDD)	9mm² (3x3 DFN-10),14.7mm² (MS-10E)	Internal Power Switch Buck,Multiple Output Buck,Supercapacitor Chargers	0.75mm (3x3 DFN-10),1.1mm (MS-10E)	Matte Tin	no	yes
LTC3620	1	2.9	5.5	0.015	0.6	yes	Ultralow Power 15mA Synchronous Step-Down	2x2 DFN-8		0.018	Burst Mode	0.01	5.5	2			E	Variable Frequency Current Mode	0.035	no	Buck	yes		-				-						LTspice File	DC1460A	no	no	2009-08-13	$1.95 (LTC3620EDC-1)	4mm² (2x2 DFN-8)	Internal Power Switch Buck,Micropower Buck Regulators	0.75mm (2x2 DFN-8)	Matte Tin	no	no
LTC3621	1	2.7	17	1	0.6	yes	3.5uA IQ, LTC3621-X Offer 1MHz/2.25MHz or 3.3V/5V Fixed Vout	2x3 DFN-6,MS-8	2250	0.0035	Burst Mode, Power Good, 100% Duty Cycle	0.1	17	1.5	1MHz (LTC3621) or 2.25MHz (LTC3621-2) Fixed		E,I,H	Constant Frequency Current Mode	1.6	no	Buck	yes		-				-						LTspice File,LTpowerCAD File	DC1863A,DC1864A	yes	no	2013-03-19	$2.55 (LTC3621EDCB-5)	6mm² (2x3 DFN-6),14.7mm² (MS-8)	Internal Power Switch Buck,Micropower Buck Regulators	0.75mm (2x3 DFN-6),1.1mm (MS-8)	Matte Tin,Lead	no	yes
LTC3623	1	4	15	5	0	yes	15V, ±5A Rail-to-Rail Synchronous Buck Regulator	3x5 QFN-24	4000	1.45	Silent Switcher Architecture, Source/Sink Current, Current Source Reference, Output Current Monitor, Resistor Set Frequency	0	14.5	1	400kHz - 4MHz	400kHz - 4MHz	E,I	Constant Frequency Controlled On-Time	6.2	no	Buck	yes	Buck											-	DC2131A	yes	yes	2016-08-01	$3.95 (LTC3623EUDD)	15mm² (3x5 QFN-24)	Internal Power Switch Buck	0.75mm (3x5 QFN-24)	Matte Tin	no	no
LTC3624	1	2.7	17	2	0.6	yes	3.5uA IQ, LTC3621-X Offer 1MHz/2.25MHz or 3.3V/5V Fixed Vout	3x3 DFN-8,MS-12E	2250	0.0035	Burst Mode, 100% Duty Cycle, External Synchronization	0.1	17	1.5	1MHz or 2.25MHz		E,I,H	Constant Frequency Current Mode	3	no	Buck	yes	Buck	-				-						LTspice File,LTpowerCAD File	DC2005A,DC2359A	yes	no	2014-02-03	$2.95 (LTC3624EMSE-2)	9mm² (3x3 DFN-8),19.8mm² (MS-12E)	Extended Temperature (H & MP) Switching Regulators,Internal Power Switch Buck,Micropower Buck Regulators	0.75mm (3x3 DFN-8),1.1mm (MS-12E)	Matte Tin	no	yes
LTC3626	1	3.6	20	2.5	0.6	yes	Current and Temperature Monitoring	3x4 QFN-20	3000	0.9	Programmable Input Current Limit, Temperature Monitor, External Synchronization, Resistor Set Frequency, Tracking, Burst Mode, Power Good	13	6		500kHz - 3MHz	500kHz - 3MHz	E,I	Constant Frequency Controlled On-Time Current Mode	2.9	no	Buck	yes		-				-						LTspice File,LTpowerCAD File	DC1768A	yes	no	2012-07-02	$3.45 (LTC3626EUDC)	12mm² (3x4 QFN-20)	Internal Power Switch Buck	0.75mm (3x4 QFN-20)	Matte Tin	no	no
LTC3630	1	4	65	0.5	0.8	yes	65V 500mA Step-Down Converter, Prog 1.8V/3.3V/5V/Adj VOUT	5x3 DFN-16,MS-16E		0.012	Burst Mode, 100% Duty Cycle	5	65	1			E,I,H,MP	Hysteretic Mode Control	1.2	no	Buck	yes		-				-						LTspice File	DC2105A-B	no	no	2012-05-09	$3.20 (LTC3630EDHC)	15mm² (5x3 DFN-16),19.8mm² (MS-16E)	Extended Temperature (H & MP) Switching Regulators,High Input Voltage Buck,Internal Power Switch Buck,Micropower Buck Regulators	0.75mm (5x3 DFN-16),1.1mm (MS-16E)	Matte Tin	no	yes
LTC3630A	1	4	76	0.5	0.8	yes	76V 500mA Step-Down Converter, Prog 1.8V/3.3V/5V/Adj VOUT	5x3 DFN-16,MS-16E		0.012	100% Duty Cycle, Burst Mode, Fixed Output	5	76	1			E,I,H,MP	Hysteretic Mode Control	1.2	no	Buck	yes		-				-						LTspice File	DC2105A-A,DC1877A	no	no	2013-05-29	$3.30 (LTC3630AEDHC)	15mm² (5x3 DFN-16),19.8mm² (MS-16E)	Extended Temperature (H & MP) Switching Regulators,High Input Voltage Buck,Internal Power Switch Buck,Micropower Buck Regulators	0.75mm (5x3 DFN-16),1.1mm (MS-16E)	Matte Tin	no	yes
LTC3631	1	4.5	45	0.1	0.8	yes	60V Transient Protection, 100% Duty Cycle	3x3 DFN-8,MS-8		0.012	Burst Mode, 100% Duty Cycle	3	45	1			E,I	Variable Frequency Current Mode	0.225	no	Buck	yes		-				-						LTspice File	DC1499A	no	no	2009-04-28	$2.95 (LTC3631EDD-3.3)	9mm² (3x3 DFN-8),14.7mm² (MS-8)	High Input Voltage Buck,Internal Power Switch Buck,Micropower Buck Regulators	0.75mm (3x3 DFN-8),1.1mm (MS-8)	Matte Tin	no	yes
LTC3632	1	4.5	50	0.02	0.8	yes	60V Transient Protection, 100% Duty Cycle	3x3 DFN-8,MS-8		0.012	Burst Mode, Overvoltage Protection, 100% Duty Cycle	3	50	1			E,I	Variable Frequency Current Mode	0.05	no	Buck	yes		-				-						LTspice File	DC1507A	no	no	2009-05-08	$2.45 (LTC3632EDD)	9mm² (3x3 DFN-8),14.7mm² (MS-8)	High Input Voltage Buck,Internal Power Switch Buck,Micropower Buck Regulators	0.75mm (3x3 DFN-8),1.1mm (MS-8)	Matte Tin	no	yes
LTC3633	2	3.6	15	3	0.6	yes	Dual 3A Buck, 3.6V to 15V Input Voltage	4x5 QFN-28,TSSOP-28	4000	0.5	Anti-Phase Switching, Burst Mode, Resistor Set Frequency, External Synchronization, Tracking, Power Good	13	14.7	1	500kHz - 4MHz	500kHz - 4MHz	E,I	Constant Frequency Controlled On-Time Current Mode	3.5	no	Buck	yes	Buck	Buck	3	0.6		-						LTspice File,LTpowerCAD File	DC1347B	no	no	2010-01-27	$4.25 (LTC3633EUFD)	20mm² (4x5 QFN-28),62.7mm² (TSSOP-28)	Internal Power Switch Buck,Multiple Output Buck	0.75mm (4x5 QFN-28),1.2mm (TSSOP-28)	Lead,Matte Tin	no	no
LTC3633A	2	3.6	20	3	0.6	yes	Dual 3A Buck, 3.6V to 20Vin, Vout Sense 0.6V to 6V, V2P5 Output	4x5 QFN-28,TSSOP-28	4000	0.5	Anti-Phase Switching, Burst Mode, Resistor Set Frequency, External Synchronization, Tracking, Power Good	13	6	1	500kHz - 4MHz	500kHz - 4MHz	E,I	Constant Frequency Controlled On-Time Current Mode	3.5	no	Buck	yes	Buck	Buck	3	0.6		-						LTspice File,LTpowerCAD File	DC1895A	no	no	2012-09-25	$4.25 (LTC3633AEUFD)	20mm² (4x5 QFN-28),62.7mm² (TSSOP-28)	Internal Power Switch Buck,Multiple Output Buck	0.75mm (4x5 QFN-28),1.2mm (TSSOP-28)	Matte Tin	no	no
LTC3633A-1	2	3.6	20	3	1.5	yes	Dual 3A Buck, 3.6V to 20Vin, Vout Sense 1.5V to 12V, V2P5 Output	4x5 QFN-28,TSSOP-28	4000	0.5	Anti-Phase Switching, Burst Mode, Resistor Set Frequency, External Synchronization, Tracking, Power Good	13	12	1	500kHz - 4MHz	500kHz - 4MHz	E,I	Constant Frequency Controlled On-Time Current Mode	3.5	no	Buck	yes	Buck	Buck	3	1.5		-						LTspice File,LTpowerCAD File	DC1895A	no	no	2012-09-25	$4.25 (LTC3633AEUFD-1)	20mm² (4x5 QFN-28),62.7mm² (TSSOP-28)	Internal Power Switch Buck,Multiple Output Buck	0.75mm (4x5 QFN-28),1.2mm (TSSOP-28)	Matte Tin	no	no
LTC3633A-2	2	3.6	20	3	0.6	yes	Dual 3A Buck, 3.6V to 20Vin, Vout Sense 0.6V to 6V, SVin Pin	4x5 QFN-28,TSSOP-28	4000	0.5	Anti-Phase Switching, Burst Mode, Resistor Set Frequency, External Synchronization, Tracking, Power Good	13	6	1	500kHz - 4MHz	500kHz - 4MHz	E,I	Constant Frequency Controlled On-Time Current Mode	3.5	no	Buck	yes	Buck	Buck	3	0.6		-						LTspice File,LTpowerCAD File	DC1896A	no	no	2012-09-28	$4.25 (LTC3633AEUFD-2)	20mm² (4x5 QFN-28),62.7mm² (TSSOP-28)	Internal Power Switch Buck,Multiple Output Buck	0.75mm (4x5 QFN-28),1.2mm (TSSOP-28)	Matte Tin	no	no
LTC3633A-3	2	3.6	20	3	1.5	yes	Dual 3A Buck, 3.6V to 20Vin, Vout Sense 1.5V to 12V, SVin Pin	4x5 QFN-28,TSSOP-28	4000	0.5	Anti-Phase Switching, Burst Mode, Resistor Set Frequency, External Synchronization, Tracking, Power Good	13	12	1	500kHz - 4MHz	500kHz - 4MHz	E,I	Constant Frequency Controlled On-Time Current Mode	3.5	no	Buck	yes	Buck	Buck	3	1.5		-						LTspice File,LTpowerCAD File	DC1896A	no	no	2012-09-28	$4.25 (LTC3633AEUFD-3)	20mm² (4x5 QFN-28),62.7mm² (TSSOP-28)	Internal Power Switch Buck,Multiple Output Buck	0.75mm (4x5 QFN-28),1.2mm (TSSOP-28)	Matte Tin	no	no
LTC3637	1	4	76	1	0.8	no	100% Duty Cycle	5x3 DFN-16,MS-16E		0.012	Burst Mode, 100% Duty Cycle, Programmable Output Current Limit	3	76	1			E,I,H,MP	Hysteretic Mode Control	2.4	no	Buck	yes		-				-						LTspice Model	DC2056A	no	no	2013-12-20	$3.20 (LTC3637EDHC)	15mm² (5x3 DFN-16),19.8mm² (MS-16E)	Extended Temperature (H & MP) Switching Regulators,High Input Voltage Buck,Internal Power Switch Buck,Micropower Buck Regulators	0.75mm (5x3 DFN-16),1.1mm (MS-16E)	Matte Tin	no	no
LTC3638	1	4	140	0.25	0.8	no	100% Duty Cycle	MS-16E		0.012	Burst Mode, 100% Duty Cycle, Pin Selectable Output Voltage	1.4	140	1			E,I,H,MP	Hysteretic Mode Control	0.575	no	Buck	yes	Buck	-				-						LTspice File	DC2057A	no	no	2014-01-15	$3.65 (LTC3638EMSE)	19.8mm² (MS-16E)	Extended Temperature (H & MP) Switching Regulators,High Input Voltage Buck,Internal Power Switch Buck,Micropower Buck Regulators	1.1mm (MS-16E)	Matte Tin	no	no
LTC3639	1	4	150	0.1	0.8	yes	100% Duty Cycle, Pin-Strapped Fixed 1.8V/3.3V/5V or Adj VOUT	MS-16E		0.012	Burst Mode, Fixed Output, 100% Duty Cycle	1.4	150	1			E,I,H,MP	Hysteretic Mode Control	0.23	no	Buck	yes		-				-						LTspice File	DC1901A	yes	no	2013-04-15	$3.65 (LTC3639EMSE)	19.8mm² (MS-16E)	Extended Temperature (H & MP) Switching Regulators,High Input Voltage Buck,Internal Power Switch Buck,Micropower Buck Regulators	1.1mm (MS-16E)	Matte Tin	no	yes
LTC3642	1	4.5	45	0.05	0.8	yes	60V Transient Protection, 3.3V, 5V or Adj VOUT	3x3 DFN-8,MS-8		0.012	Burst Mode, 100% Duty Cycle	3	45	1			E,I	Variable Frequency Current Mode	0.115	no	Buck	yes		-				-						LTspice File	DC1429A	no	no	2008-11-03	$2.65 (LTC3642EDD-3.3)	9mm² (3x3 DFN-8),14.7mm² (MS-8)	High Input Voltage Buck,Internal Power Switch Buck,Micropower Buck Regulators	0.75mm (3x3 DFN-8),1.1mm (MS-8)	Matte Tin	no	yes
LTC3646	1	4	40	1	2	yes	LTC3646 Vout 2.0V to 30V	4x3 DFN-14,MS-16E	3000	0.140	Resistor Set Frequency, External Synchronization, Burst Mode, Power Good	8	30	1.5	200kHz - 3MHz	200kHz - 3MHz	E,I,H	Constant Frequency Controlled On-Time Current Mode	1.2	no	Buck	yes		-				-						LTspice File,LTpowerCAD File	DC1731A-A,DC1731A-B,DC1820A-A,DC1820A-B	yes	no	2012-12-18	$2.85 (LTC3646EDE)	12mm² (4x3 DFN-14),19.8mm² (MS-16E)	Extended Temperature (H & MP) Switching Regulators,High Input Voltage Buck,Internal Power Switch Buck	0.75mm (4x3 DFN-14),1.1mm (MS-16E)	Lead,Matte Tin	no	yes
LTC3646-1	1	4	40	1	0.6	yes	LTC3646-1 Vout 0.6V to 15V	4x3 DFN-14,MS-16E	3000	0.140	Resistor Set Frequency, External Synchronization, Burst Mode, Power Good	8	15	1.5	200kHz - 3MHz	200kHz - 3MHz	E,I,H	Constant Frequency Controlled On-Time Current Mode	1.2	no	Buck	yes		-				-						LTspice File,LTpowerCAD File	DC1731A-A,DC1731A-B,DC1820A-A,DC1820A-B	yes	no	2012-12-18	$2.85 (LTC3646EDE-1)	12mm² (4x3 DFN-14),19.8mm² (MS-16E)	Extended Temperature (H & MP) Switching Regulators,High Input Voltage Buck,Internal Power Switch Buck	0.75mm (4x3 DFN-14),1.1mm (MS-16E)	Matte Tin	no	yes
LTC3649	1	3.1	60	4	0	yes	60V, 4A Synchronous Step-Down with Rail-to-Rail Programmable Output	4x5 QFN-28,TSSOP-28	3000	0.44	Burst Mode, Power Good, PolyPhase, Current Source Reference, Output Current Monitor, Resistor Set Frequency, External Synchronization	18	59.5	0.8	300kHz - 3MHz	300kHz - 3MHz	E,I	Peak Current Mode	6	no	Buck	yes	Buck											LTspice File,LTpowerCAD File	DC2113A	no	yes	2015-12-18	$5.65 (LTC3649EUFD)	20mm² (4x5 QFN-28),62.7mm² (TSSOP-28)	High Input Voltage Buck,Internal Power Switch Buck	0.75mm (4x5 QFN-28),1.2mm (TSSOP-28)	Matte Tin	no	no
LTC3815	1	2.25	5.5	6	0.4	yes	6A Monolithic Step-Down with Digital Power System Management	4x6 QFN-38	3000	5	PMBus, EEPROM, Fault Logging, Supervisor, Sequencing, Margining, Internal Temp Monitor, Voltage Monitor, Current Monitor, PolyPhase, External Synchronization	1	3.96	0.25	Up to 3MHz	Up to 3MHz	E,I	Constant Frequency Current Mode		no	Buck	yes												-	DC2065A	yes	yes	2015-06-09	$4.71 (LTC3815EUFE)	24mm² (4x6 QFN-38)	Digital Power System Management,Digitally Programmable Regulators,Internal Power Switch Buck	0.75mm (4x6 QFN-38)	Matte Tin	no	no
LTC7130	1	4.5	20	20	0.6	yes	20V 20A Monolithic Buck Converter with Ultralow DCR Sensing	7.5mm × 6.25mm × 2.22mm BGA	770	3.8	PolyPhase, Output Current Limit, Differential Remote Sense, Tracking, Resistor Set Frequency, External Synchronization, Power Good	30	5.5	0.5	250kHz - 770kHz	250kHz - 770kHz	E,I	Constant Frequency Current Mode	25	no	Buck	yes	Buck											LTpowerCAD File	DC2341A	no	yes	2016-03-25	$7.95 (LTC7130EY)	46.9mm² (7.5mm × 6.25mm × 2.22mm BGA)	Internal Power Switch Buck	2.22mm (7.5mm × 6.25mm × 2.22mm BGA)	Matte Tin	no	no
LTC7138	1	4	140	0.4	0.8	no	High Efficiency, 140V 400mA Step-Down Regulator	MS-16E		0.012	Burst Mode, Programmable Output Current Limit, 100% Duty Cycle, Fixed Output	1.4	140	1			E,I,H,MP	Hysteretic Mode Control	0.610	no	Buck	yes	Buck											LTspice File	DC2172A	yes	no	2015-01-09	$3.80 (LTC7138EMSE)	19.8mm² (MS-16E)	Extended Temperature (H & MP) Switching Regulators,High Input Voltage Buck,Internal Power Switch Buck,Micropower Buck Regulators	1.1mm (MS-16E)	Matte Tin	no	yes
LT8631	1	3	100	1	0.808	yes	100V, 1A Synchronous Micropower Step-Down Regulator	TSSOP-20	1000	0.0036	Burst Mode, Resistor Set Frequency, External Synchronization, Power Good	5	60	1.48	100kHz to 1MHz	100kHz to 1MHz	E,I,H	Constant Frequency Current Mode	2.1	no	Buck	yes	Buck				0.8							LTspice File,LTpowerCAD File	DC2110A	yes	yes	2015-07-13	$3.60 (LT8631EFE)	42.2mm² (TSSOP-20)	High Input Voltage Buck,Internal Power Switch Buck,Micropower Buck Regulators	1.2mm (TSSOP-20)	Matte Tin	no	yes
LTC3672B-1	3	2.9	5.5	0.4	1.8	yes	400mA Buck (Fixed 1.8V) with Dual 150mA LDOs (Fixed 1.2V & 2.8V)	2x2 DFN-8	2250	0.26	LDO, Fixed Output, 100% Duty Cycle, Adjustable Slew Rate	1	1.8	2.5			E	Constant Frequency Current Mode	0.8	no	Buck, LDO	yes	Buck	LDO	0.15	1.2	1.2	LDO	0.15	2.8	2.8			LTspice Model	-	no	no	2007-06-20	$1.95 (LTC3672BEDC-1)	4mm² (2x2 DFN-8)	Buck Regulator Plus LDO,Internal Power Switch Buck,Multitopology DC/DC	0.75mm (2x2 DFN-8)	Matte Tin	no	no
LTC3541-2	2	2.7	5.5	0.5	1.875	yes	500mA Buck + 300mA VLDO, LTC3541-2 Buck Powers Up First, 1.875V Fixed Vout	3x3 DFN-10	2250	0.285	LDO, Sequencing, 100% Duty Cycle	0.1	1.875	2.5			E	Constant Frequency Current Mode	0.95	no	Buck, LDO	yes	Buck	LDO	0.3	1.5	1.5	-						LTspice Model	-	no	no	2007-02-13	$1.89 (LTC3541EDD-2)	9mm² (3x3 DFN-10)	Buck Regulator Plus LDO,Internal Power Switch Buck,Multitopology DC/DC	0.75mm (3x3 DFN-10)	Matte Tin	no	no
LTC3541-3	2	2.7	5.5	0.5	1.8	yes	500mA Buck + 300mA VLDO, LTC3541-3 LDO Powers Up First, 1.8V Fixed Vout	3x3 DFN-10	2250	0.285	LDO, Sequencing, 100% Duty Cycle	0.1	1.8	2.5			E	Constant Frequency Current Mode	0.95	no	Buck, LDO	yes	Buck	LDO	0.3	1.575	1.575	-						LTspice Model	-	no	no	2007-02-13	$1.89 (LTC3541EDD-3)	9mm² (3x3 DFN-10)	Buck Regulator Plus LDO,Internal Power Switch Buck,Multitopology DC/DC	0.75mm (3x3 DFN-10)	Matte Tin	no	no
LTC3672B-2	3	2.9	5.5	0.4	1.2	yes	400mA Buck (Fixed 1.2V) with Dual 150mA LDOs (Fixed 1.8V & 2.8V)	2x2 DFN-8	2250	0.26	LDO, Fixed Output, 100% Duty Cycle, Adjustable Slew Rate	1	1.2	2.5			E	Constant Frequency Current Mode	0.8	no	Buck, LDO	yes	Buck	LDO	0.15	1.8	1.8	LDO	0.15	2.8	2.8			LTspice Model	DC1324A	no	no	2007-07-30	$1.95 (LTC3672BEDC-2)	4mm² (2x2 DFN-8)	Buck Regulator Plus LDO,Internal Power Switch Buck,Multitopology DC/DC	0.75mm (2x2 DFN-8)	Matte Tin	no	no
LTC3541	2	2.7	5.5	0.5	0.8	yes	500mA Buck + 300mA VLDO, LTC3541 Buck Powers Up First	3x3 DFN-10	2250	0.285	LDO, Sequencing, 100% Duty Cycle	0.1	5	2.5			E	Constant Frequency Current Mode	0.95	no	Buck, LDO	yes	Buck	LDO	0.3	0.4	4.1	-						LTspice File	DC970A-A	no	no	2007-02-13	$1.89 (LTC3541EDD)	9mm² (3x3 DFN-10)	Buck Regulator Plus LDO,Internal Power Switch Buck,Multitopology DC/DC	0.75mm (3x3 DFN-10)	Matte Tin	no	no
LTC3541-1	2	2.7	5.5	0.5	0.8	yes	500mA Buck + 300mA VLDO, LTC3541-1 LDO Powers Up First	3x3 DFN-10	2250	0.315	LDO, Sequencing, 100% Duty Cycle	0.1	5	2.5			E	Constant Frequency Current Mode	0.95	no	Buck, LDO	yes	Buck	LDO	.3	0.4	4.1	-						LTspice Model	DC970A-B	no	no	2007-02-13	$1.89 (LTC3541EDD-1)	9mm² (3x3 DFN-10)	Buck Regulator Plus LDO,Internal Power Switch Buck,Multitopology DC/DC	0.75mm (3x3 DFN-10)	Matte Tin	no	no
LTC3445	3	2.5	5.5	0.6	0.85	yes	I2C Controllable 600mA Buck with Two 50mA LDOs	4x4 QFN-24	1500	0.22	I2C Control, LDO, Adjustable Slew Rate, Spread Spectrum, PowerPath	6	1.55	2.9			E	Constant Frequency Current Mode	1	no	Buck, LDO, LDO	yes	Buck	LDO	0.05	0.85	5	LDO	0.05	0.85	5			-	DC698A	no	no	2004-12-06	$2.45 (LTC3445EUF)	16mm² (4x4 QFN-24)	Buck Regulator Plus LDO,Digitally Programmable Regulators,Internal Power Switch Buck,Multitopology DC/DC	0.75mm (4x4 QFN-24)	Matte Tin	no	no
LTC3562	4	2.85	5.5	0.6	0.425	yes	I2C Quad Step-Down 2 x 600mA, 2 x 400mA	3x3 QFN-20	2250	0.024	I2C Control, Adjustable Slew Rate, Burst Mode, 100% Duty Cycle	0.7	5	3			E	Constant Frequency Current Mode	1.2	no	Buck	yes	Buck	Buck	0.6	0.6	5	Buck	0.4	0.6	5	Buck	0.4	-	DC1123A	no	no	2007-08-23	$3.25 (LTC3562EUD)	9mm² (3x3 QFN-20)	Digitally Programmable Regulators,Internal Power Switch Buck,Micropower Buck Regulators,Multiple Output Buck	0.75mm (3x3 QFN-20)	Matte Tin	no	no
LTC3100	3	0.65	5	0.25	0.6	yes	700mA Boost, 250mA Buck, 100mA LDO	3x3 QFN-16	1500	0.015	Burst Mode, Power Good, LDO, Output Disconnect, Sequencing	0.01	5.25	1.5			E	Constant Frequency Current Mode	0.45	no	Buck, Boost, LDO	yes	Buck	Boost	0.1	0.6	5.25	LDO		0.6	2.5			LTspice File	DC1326A	no	no	2008-05-08	$3.10 (LTC3100EUD)	9mm² (3x3 QFN-16)	Buck Regulator Plus LDO,Internal Power Switch Buck,Micropower Buck Regulators,Multitopology DC/DC	0.75mm (3x3 QFN-16)	Matte Tin	no	no
LTC3520	2	2.2	5.5	1	0.8	yes	Dual Output-Synchronous 1A Buck-Boost and a 600mA Buck	4x4 QFN-24	2000	0.055	Burst Mode, Resistor Set Frequency, Sequencing, LDO, Output Disconnect, 100% Duty Cycle	0.01	5.25	2.4	100kHz - 2MHz		E,I	Constant Frequency Current Mode		no	Buck-Boost, Buck, LDO	yes	Buck	Buck-Boost	.6	0.8	5.25	-						LTspice Model	DC1062A	no	no	2007-08-23	$3.50 (LTC3520EUF)	16mm² (4x4 QFN-24)	Internal Power Switch Buck,Internal Power Switch Buck-Boost,Micropower Buck Regulators,Multitopology DC/DC	0.75mm (4x4 QFN-24)	Matte Tin	no	yes
LTC3446	3	2.7	5.5	1	0.8	yes	1A Buck Regulator with Dual 600mA VLDO Regulators	4x3 DFN-14	2250	0.05	LDO, Power Good, Burst Mode	1	5.5	2			E,I	Constant Frequency Current Mode	1.55	no	Buck, LDO, LDO	yes	Buck	LDO	0.3	0.4	5.432	LDO	0.3	0.4	5.432			LTspice Model	DC893A	no	no	2006-09-12	$2.75 (LTC3446EDE)	12mm² (4x3 DFN-14)	Buck Regulator Plus LDO,Internal Power Switch Buck,Micropower Buck Regulators,Multitopology DC/DC	0.75mm (4x3 DFN-14)	Lead,Matte Tin	no	yes
LTC3370	4	2.25	5.5	2	0.8	yes	4-Channel 8A Configurable Buck DC/DCs with Watchdog and Power-On Reset	5x5 QFN-32	3000	0.045	Burst Mode, Resistor Set Frequency, External Synchronization, Temperature Monitor	2.5	5.45	2.5	1MHz - 3MHz	1MHz - 3MHz	E,I,H	Constant Frequency Current Mode	4.6	no	Buck	yes	Buck	Buck	2	0.8	5.45	Buck	2	0.8	5.45	Buck	2	-	DC2311A	yes	no	2015-02-11	$3.80 (LTC3370EUH)	25mm² (5x5 QFN-32)	Extended Temperature (H & MP) Switching Regulators,Internal Power Switch Buck,Multiple Output Buck	0.75mm (5x5 QFN-32)	Matte Tin	no	no
LTC3371	4	2.7	5.5	2	0.8	yes	4-Channel 8A Configurable Buck DC/DCs with Watchdog and Power-On Reset	5x7 QFN-38,TSSOP-38	2000	0.05	Burst Mode, Resistor Set Frequency, External Synchronization, Temperature Monitor, Watchdog Timer	15	5.45	2.5	1MHz - 3MHz	1MHz - 3MHz	E,I,H	Constant Frequency Current Mode	4.6	no	Buck	yes	Buck	Buck	2	0.8	5.45	Buck	2	0.8	5.45	Buck	2	-	DC2182A	no	no	2014-12-02	$4.15 (LTC3371EUHF)	35mm² (5x7 QFN-38),62.7mm² (TSSOP-38)	Extended Temperature (H & MP) Switching Regulators,Internal Power Switch Buck,Multiple Output Buck	0.75mm (5x7 QFN-38),1.2mm (TSSOP-38)	Matte Tin	no	no
LTC3374	8	2.25	5.5	1	0.8	yes	8-Channel Parallelable 1A Buck DC/DCs	5x7 QFN-38,TSSOP-38	2000	0.2	Burst Mode, 100% Duty Cycle, Resistor Set Frequency, External Synchronization, Temperature Monitor	8	5.5	2.5	1MHz - 3MHz	1MHz - 3MHz	E,I,H	Constant Frequency Current Mode	2.3	no	Buck	yes	Buck	Buck	1	0.8	5.5	Buck	1	0.8	5.5	Buck	1	LTspice Model	DC1953A	no	no	2013-05-10	$4.65 (LTC3374EUHF)	35mm² (5x7 QFN-38),62.7mm² (TSSOP-38)	Extended Temperature (H & MP) Switching Regulators,Internal Power Switch Buck,Micropower Buck Regulators,Multiple Output Buck	0.75mm (5x7 QFN-38),1.2mm (TSSOP-38)	Matte Tin,Lead	no	yes
LTC3374A	8	2.25	5.5	1	0.8	yes	8-Channel Parallelable 1A Buck DC/DCs, /A offers improved efficiency, accuracy and OV pin	5x7 QFN-38,TSSOP-38	2000	0.045	Burst Mode, 100% Duty Cycle, Resistor Set Frequency, External Synchronization, Temperature Monitor	1	5.5	2	1MHz - 3MHz	1MHz - 3MHz	E,I,H	Constant Frequency Current Mode	1.8	no	Buck	yes	Buck	Buck	1	0.8	5.5	Buck	1	0.8	5.5	Buck	1	LTspice Model	DC2440A	no	yes	2016-07-27	$4.65 (LTC3374AEUHF)	35mm² (5x7 QFN-38),62.7mm² (TSSOP-38)	Extended Temperature (H & MP) Switching Regulators,Internal Power Switch Buck,Micropower Buck Regulators,Multiple Output Buck	0.75mm (5x7 QFN-38),1.2mm (TSSOP-38)	Matte Tin	no	no
LTC3375	8	2.25	5.5	1	0.425	yes	8-Channel I2C Programmable, Parallelable 1A Bucks	7x7 QFN-48	3000	0.018	Burst Mode, I2C Control, Tracking, Temperature Monitor, Watchdog Timer, Resistor Set Frequency, External Synchronization	1	5.5	2.5	1MHz - 3MHz	1MHz - 3MHz	E,I,H	Constant Frequency Current Mode	2.3	no	Buck	yes	Buck	Buck	1	0.425	5.5	Buck	1	0.425	5.5	Buck	1	-	DC1921A	yes	no	2012-11-16	$5.45 (LTC3375EUK)	49mm² (7x7 QFN-48)	Digitally Programmable Regulators,Extended Temperature (H & MP) Switching Regulators,Internal Power Switch Buck,Micropower Buck Regulators,Multiple Output Buck	0.75mm (7x7 QFN-48)	Matte Tin	no	yes
LTC3522	2	2.4	5.5	0.4	2.2	yes	Dual Output Synchronous 400mA Buck-Boost and 200mA Buck	3x3 QFN-16	1000	0.025	Burst Mode, Power Good, Output Disconnect, 100% Duty Cycle	0.01	5.25	2			E	Constant Frequency Current Mode		no	Buck-Boost, Buck	yes	Buck	Buck-Boost	.2	0.6	5.5	-						LTspice Model	DC1177A	no	no	2007-05-21	$2.50 (LTC3522EUD)	9mm² (3x3 QFN-16)	Internal Power Switch Buck,Internal Power Switch Buck-Boost,Micropower Buck Regulators,Multitopology DC/DC	0.75mm (3x3 QFN-16)	Matte Tin	no	no
LTC3544	4	2.25	5.5	0.3	0.8	yes	Quad Step-Down: 300mA, 200mA, 200mA, 100mA	3x3 QFN-16	2.25	0.07	Burst Mode, 100% Duty Cycle	0.1	5.5	2			E	Constant Frequency Current Mode	0.6	no	Buck	yes	Buck	Buck	0.2	0.8	5.5	Buck	0.2	0.8	5.5	Buck	0.1	LTspice File	DC1040A-A	no	no	2007-05-26	$2.95 (LTC3544EUD)	9mm² (3x3 QFN-16)	Internal Power Switch Buck,Micropower Buck Regulators,Multiple Output Buck	0.75mm (3x3 QFN-16)	Matte Tin	no	no
LTC3544B	4	2.25	5.5	0.3	0.8	yes	LTC3544B Disables Burst Mode	3x3 QFN-16	2250	0.825	100% Duty Cycle	0.1	5.5	2			E	Constant Frequency Current Mode	0.6	no	Buck	yes	Buck	Buck	0.2	0.8	5.5	Buck	0.2	0.8	5.5	Buck	0.1	LTspice Model	DC1040A-B	no	no	2007-03-19	$2.95 (LTC3544BEUD)	9mm² (3x3 QFN-16)	Internal Power Switch Buck,Multiple Output Buck	0.75mm (3x3 QFN-16)	Matte Tin	no	no
LTC3545	3	2.25	5.5	0.8	0.6	yes	Triple 800mA Synchronous Step-Down Regulator	3x3 QFN-16	2250	0.058	Burst Mode, External Synchronization, Power Good, 100% Duty Cycle	0.1	5.5	2		1MHz - 3MHz	E,I	Constant Frequency Current Mode	1.3	no	Buck	yes	Buck	Buck	0.8	0.6	5.5	Buck	.8	0.6	5.5			LTspice File	DC1193A-A,DC1193A-B	no	no	2008-01-18	$3.10 (LTC3545EUD-1)	9mm² (3x3 QFN-16)	Internal Power Switch Buck,Micropower Buck Regulators,Multiple Output Buck	0.75mm (3x3 QFN-16)	Matte Tin	no	yes
LTC3569	3	2.5	5.5	1.2	0.425	yes	Triple Buck Regulator with 1.2A and Two 600mA Outputs	3x3 QFN-20,3x4 QFN-20,TSSOP-16	2250	0.022	Burst Mode, Resistor Set Frequency, External Synchronization, Power Good, 100% Duty Cycle	0.1	5.5	2	1MHz - 3MHz	1.2MHz - 3MHz	E,I	Constant Frequency Current Mode	2	no	Buck	yes	Buck	Buck	0.6	0.425	5.5	Buck	0.6	0.425	5.5			LTspice File	DC1340A	no	no	2009-01-05	$3.10 (LTC3569EUD)	9mm² (3x3 QFN-20),12mm² (3x4 QFN-20),32.6mm² (TSSOP-16)	Internal Power Switch Buck,Micropower Buck Regulators,Multiple Output Buck	0.75mm (3x3 QFN-20),0.75mm (3x4 QFN-20),1.1mm (TSSOP-16)	Lead,Matte Tin	no	yes
LTC3670	3	2.5	5.5	0.4	0.8	yes	Monolithic 400mA Buck Regulator with Dual 150mA LDOs	3x2 DFN-12	2250	0.07	LDO, Burst Mode, Adjustable Slew Rate	1	5.5	2.5			E	Constant Frequency Current Mode	0.8	no	Buck, LDO	yes	Buck	LDO	0.15	0.8	5.5	LDO	0.15	0.8	5.5			LTspice Model	DC1277A	no	no	2008-01-23	$1.95 (LTC3670EDDB)	6mm² (3x2 DFN-12)	Buck Regulator Plus LDO,Internal Power Switch Buck,Micropower Buck Regulators,Multitopology DC/DC	0.75mm (3x2 DFN-12)	Matte Tin	no	no
LT3668	3	4.3	40	0.4	1.2	no	40V 400mA Step-Down Switching Reg. with Dual Tracking LDOs	MS-16E	2200	0.050	Burst Mode, Tracking, Resistor Set Frequency, Power Good	1	39.4	2	250kHz - 2.2MHz		E,I,H	Constant Frequency Current Mode	0.75	no	Buck, LDO	yes	Buck	LDO	0.2	1	10	LDO	0.2	1	10			LTspice Model	DC2243A	no	no	2014-10-07	$2.55 (LT3668EMSE)	19.8mm² (MS-16E)	Buck Regulator Plus LDO,Extended Temperature (H & MP) Switching Regulators,Internal Power Switch Buck,Multitopology DC/DC	1.1mm (MS-16E)	Matte Tin	no	no
LT3694	3	4	36	2.6	0.75	no	36V, 2.6A Monolithic Buck Regulator with Dual LDO	4x5 QFN-28,TSSOP-20	2500	1	LDO, Tracking, Resistor Set Frequency, External Synchronization	0.1	16	2	250kHz - 2.5MHz	250kHz - 2.5MHz	E,I	Constant Frequency Current Mode	4.9	no	Buck, LDO	yes	Buck	LDO	1	0.75	16	LDO	1	0.75	16			LTspice File,LTpowerCAD Model	DC1541A-A	yes	no	2010-10-29	$3.85 (LT3694EUFD-1)	20mm² (4x5 QFN-28),42.2mm² (TSSOP-20)	Buck Regulator Plus LDO,High Input Voltage Buck,Internal Power Switch Buck,Multitopology DC/DC	0.75mm (4x5 QFN-28),1.2mm (TSSOP-20)	Matte Tin	no	yes
LTC3622	2	2.7	17	1	0.6	yes	IQ = 5μA, LTC3622 1MHz, LTC3622-2 2.2MHz, -23/25 Fixed Vout 3.3/5V	4x3 DFN-14,MS-16	2200	0.005	Burst Mode, 100% Duty Cycle, External Synchronization,	0.1	17	1.5	1MHz (LTC3622) or 2.25MHz (LTC3622-2) Fixed	500kHz - 3.3MHz	E,I,H	Constant Frequency Current Mode	1.8	no	Buck	yes	Buck	Buck	1	0.6	17							LTspice File,LTpowerCAD File	DC2003A,DC2004A	yes	no	2014-06-03	$3.75 (LTC3622EDE-2)	12mm² (4x3 DFN-14),19.8mm² (MS-16)	Internal Power Switch Buck,Micropower Buck Regulators,Multiple Output Buck	0.75mm (4x3 DFN-14),1.1mm (MS-16)	Matte Tin	no	yes
LT1939	2	3	25	2	0.8	no	2A, 25V Step-Down with LDO Controller	3x3 DFN-12	2200	2.5	LDO, Tracking, Resistor Set Frequency, External Synchronization, Power Good	12	24.25		250kHz to 2.2MHz	250kHz to 2.2MHz	E,I	Constant Frequency Current Mode	2.8	no	Buck, LDO	yes	Buck	LDO	1	0.8	24.2	-						LTspice File,LTpowerCAD Model	DC1293A	no	no	2008-01-08	$3.05 (LT1939EDD)	9mm² (3x3 DFN-12)	Buck Regulator Plus LDO,Internal Power Switch Buck,Multitopology DC/DC	0.75mm (3x3 DFN-12)	Matte Tin	no	yes
LT3507	4	4	36	2.4	0.8	no	Triple Step-Down (2.4A & Two 1.5A), LDO Controller	5x7 QFN-38	2500	2	LDO, Tracking, Power Good, Resistor Set Frequency, External Synchronization	1	32.4		250kHz - 2.5MHz	250kHz - 2.5MHz	E,I,H	Constant Frequency Current Mode	4.3	no	Buck, LDO	yes	Buck	Buck	1.5	0.8	32.4	Buck	1.5	0.8	32.4	LDO	1	LTspice File,LTpowerCAD Model	DC1161B	no	no	2008-04-11	$4.25 (LT3507EUHF)	35mm² (5x7 QFN-38)	Buck Regulator Plus LDO,Extended Temperature (H & MP) Switching Regulators,Internal Power Switch Buck,Multiple Output Buck,Multitopology DC/DC	0.75mm (5x7 QFN-38)	Matte Tin	no	yes
LT3507A	4	4	36	2.7	0.8	no	Triple Step-Down (2.7A & Two 1.8A), LDO, Improved Iout	5x7 QFN-38,TSSOP-38	2500	5	Anti-Phase Switching, Resistor Set Frequency, External Synchronization, Tracking, LDO	1	32.4		250kHz - 2.5MHz	250kHz - 2.5MHz	E,I,H	Constant Frequency Current Mode	4.3	no	Buck, LDO	yes	Buck	Buck	1.8	0.6	32.4	Buck	1.8	0.6	32.4	LDO	1	LTspice File,LTpowerCAD Model	DC1781A	no	no	2011-06-27	$4.25 (LT3507AEUHF)	35mm² (5x7 QFN-38),62.7mm² (TSSOP-38)	Buck Regulator Plus LDO,Extended Temperature (H & MP) Switching Regulators,Internal Power Switch Buck,Multiple Output Buck,Multitopology DC/DC	0.75mm (5x7 QFN-38),1.2mm (TSSOP-38)	Matte Tin	no	yes
LT1941	3	3.3	25	3	0.628	no	Triple Output 3A Buck, 2A Buck, 1.5A Inverting/Boost	TSSOP-28	1100	2	Anti-Phase Switching, Power Good	50	35.2	1.6			E	Constant Frequency Current Mode	4.3	no	Buck, Boost, Sepic, Flyback, Inverting	yes	Buck	Buck	2	0.628	35.2	Inverting, Boost		1.25	40			LTspice File	DC621A	no	no	2004-06-03	$5.25 (LT1941EFE)	62.7mm² (TSSOP-28)	Buck Regulator Plus LDO,Internal Power Switch Boost,Internal Power Switch Buck,Multiple Output Buck,Multitopology DC/DC,SEPIC Regulators	1.2mm (TSSOP-28)	Lead,Matte Tin	no	no
LT3500	2	3	36	2	0.8	no	2A, 36V Step-Down with LDO Controller	3x3 DFN-12,MS-16E	2200	2.5	External Synchronization, Resistor Set Frequency, Power Good, LDO	12	34.92		250kHz - 2.2MHz	250kHz - 2.2MHz	E,I,H	Constant Frequency Current Mode	2.8	no	Buck, LDO	yes	Buck	LDO	1	0.8	36	-						LTspice File,LTpowerCAD Model	DC1069A	no	no	2007-10-12	$3.25 (LT3500EDD)	9mm² (3x3 DFN-12),19.8mm² (MS-16E)	Buck Regulator Plus LDO,Extended Temperature (H & MP) Switching Regulators,High Input Voltage Buck,Internal Power Switch Buck,Multitopology DC/DC	0.75mm (3x3 DFN-12),1.1mm (MS-16E)	Matte Tin	no	yes
LT3514	3	3.2	36	2	0.8	no	Triple Step-Down (2A, 1A, 1A) with 100% Duty Cycle	4x5 QFN-28,TSSOP-24	2200	2.7	Resistor Set Frequency, External Synchronization, Anti-Phase Switching, Tracking, 100% Duty Cycle, Power Good	0.01	36	2	350kHz to 2.2MHz	350kHz to 2.2MHz	E,I	Constant Frequency Current Mode	3.5	no	Buck	yes	Buck	Buck	1	0.8	36	Buck	1	0.8	36			LTspice File	DC1980A	no	no	2013-08-05	$3.50 (LT3514EUFD)	20mm² (4x5 QFN-28),50.6mm² (TSSOP-24)	Extended Temperature (H & MP) Switching Regulators,Internal Power Switch Buck,Multiple Output Buck	0.75mm (4x5 QFN-28),1.2mm (TSSOP-24)	Matte Tin	no	no
LT3570	2	2.1	36	1.5	0.8	no	1.5A Buck, 1.5A Boost and LDO Controller	4x4 QFN-24,TSSOP-20	2500	3.2	Resistor Set Frequency, External Synchronization, LDO	0	36		500kHz - 2MHz	Up to 2.5MHz	E,I	Constant Frequency Current Mode	2.4	no	Buck, Boost, LDO	yes	Buck	Boost, Sepic, Flyback	1	0.8	36	-	.020					LTspice File	DC1106A	no	no	2008-10-08	$2.95 (LT3570EUF)	16mm² (4x4 QFN-24),42.2mm² (TSSOP-20)	Buck Regulator Plus LDO,Internal Power Switch Boost,Internal Power Switch Buck,Multitopology DC/DC	0.75mm (4x4 QFN-24),1.2mm (TSSOP-20)	Matte Tin	no	yes
LT1943	4	4.5	22	2.4	1.25	no	High Current Quad Output Regulator for TFT LCD Displays	TSSOP-28	1200	10	Integrated Schottky Diode, Power Good	35	35				E	Constant Frequency Current Mode	3.2	no	Boost, Inverting, Buck	yes	Buck	Boost, Sepic, Flyback		1.25	40	Boost		1.25	40	Inverting		LTspice Model	DC620A,DC697A	no	no	2003-09-30	$4.75 (LT1943EFE)	62.7mm² (TSSOP-28)	Internal Power Switch Boost,Internal Power Switch Buck,LCD/CCD/OLED Bias,Multiple Output Boost,Multitopology DC/DC	1.2mm (TSSOP-28)	Lead,Matte Tin	no	no
LT3504	4	3.2	40	1	0.8	no	Quad 1A Buck, On-Chip Boost Allows 100% Duty Cycle	4x5 QFN-28	2200	2.7	100% Duty Cycle, Resistor Set Frequency, External Synchronization, Anti-Phase Switching, Tracking	0.01	40	2	250kHz - 2.2MHz	350kHz - 2.2MHz	E,I	Constant Frequency Current Mode	1.75	no	Buck	yes	Buck	Buck	1	0.8	40	Buck	1	0.8	40	Buck	1	LTspice File	DC1207A	no	no	2012-07-06	$3.50 (LT3504EUFD)	20mm² (4x5 QFN-28)	Internal Power Switch Buck,Multiple Output Buck	0.75mm (4x5 QFN-28)	Matte Tin	no	yes
LT8601	3	3	42	2.5	1	yes	Triple 42V, 2.5A, 1.8A, 1.5A Monolithic Synchronous Step-Down	6x6 QFN-40	2200	0.03	Burst Mode, Resistor Set Frequency, External Synchronization, Power On Reset, Power Good	0.1	41.4	1.5	250kHz - 2.2MHz	250kHz - 2.2MHz	E,I	Constant Frequency Current Mode	4	no	Buck	yes	Buck	Buck	1.5	1	41.4	Buck	1.8	0.8	5.5			LTspice File,LTpowerCAD Model	DC2346A	no	yes	2016-01-13	$5.15 (LT8601EUJ)	36mm² (6x6 QFN-40)	High Input Voltage Buck,Internal Power Switch Buck,Micropower Buck Regulators,Multiple Output Buck	0.75mm (6x6 QFN-40)	Matte Tin	no	no
LT8616	2	3.4	42	2.5	0.79	yes	Dual 2.5A/1.5A 42V Synchronous Monolithic Step-Down with 6.5μA Iq	3x6 QFN-28,TSSOP-28	3000	0.003	Burst Mode, Resistor Set Frequency, External Synchronization, Tracking, Power Good	1.7	41.8	1	200kHz - 3MHz	200kHz - 3MHz	E,I,H	Constant Frequency Current Mode	5.5	no	Buck	yes	Buck	Buck	1.5	0.79	41.8							LTspice File,LTpowerCAD File	DC2169A	yes	yes	2015-04-13	$4.15 (LT8616EUDE)	18mm² (3x6 QFN-28),62.7mm² (TSSOP-28)	Extended Temperature (H & MP) Switching Regulators,High Input Voltage Buck,Internal Power Switch Buck,Micropower Buck Regulators,Multiple Output Buck	0.75mm (3x6 QFN-28),1.2mm (TSSOP-28)	Matte Tin	no	yes
LT8602	4	3	42	2.5	1	yes	Quad Monolithic Step-Down (2 HV Buck 2.5A/1.5A, 2 LV Buck 1.8A/1.8A)	6x6 QFN-40	2200	0.03	Burst Mode, Resistor Set Frequency, External Synchronization, Power Good, PolyPhase	0.1	42	1.2	250kHz - 2.2MHz	250kHz - 2.2MHz	E,I	Constant Frequency Current Mode	4	no	Buck	yes	Buck	Buck	1.8	1	42	Buck	1.8	0.8	5.5	Buck	1.5	LTspice File,LTpowerCAD File	DC1949A	yes	yes	2015-07-13	$5.35 (LT8602EUJ)	36mm² (6x6 QFN-40)	High Input Voltage Buck,Internal Power Switch Buck,Micropower Buck Regulators,Multiple Output Buck	0.75mm (6x6 QFN-40)	Matte Tin	no	yes
LT8471	2	2.6	50	1.6	0.789	no	Dual, Multitopology (Buck/Boost/SEPIC/Inverter/Flyback)	4x5 QFN-28,TSSOP-20	2000	2.4	External Synchronization, Resistor Set Frequency, Anti-Phase Switching, Power Good	0.01	50	2	100kHz - 2MHz	100kHz - 2MHz	E,I,H	Constant Frequency Current Mode	2.55	no	Buck, Boost, Sepic, Zeta, Flyback, Inverting	yes	Buck, Boost, Sepic, Zeta, Flyback, Inverting	Buck, Boost, Sepic, Zeta, Flyback, Inverting	1.6	0.789	50	-						LTspice File	DC1854A	yes	no	2014-02-03	$3.75 (LT8471EFE)	20mm² (4x5 QFN-28),42.2mm² (TSSOP-20)	Extended Temperature (H & MP) Switching Regulators,Flyback, Forward and Isolated Controllers,High Input Voltage Buck,Internal Power Switch Boost,Internal Power Switch Buck,Inverting Regulators,Multiple Output Boost,Multiple Output Buck,Multitopology DC/DC	0.75mm (4x5 QFN-28),1.2mm (TSSOP-20)	Matte Tin	no	no