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Number of Outputs Vin Min Vin Max Output Current Vout Min Vout Max Features Packages Isupply Frequency Comments Frequency Adjust Range Frequency Sync Range Ishutdown Monolithic Synchronous Integrated Inductor Topology Temp Range Design Tools Demo Boards Featured New Date Added Price 1k* Product Category Package Area Package Height Export Control Auto & Transport Terminal Finish
Units V V A V V µA kHz µA yes/no yes/no yes/no mm² mm yes/no
Selection
(hold Ctrl key to select multiple,
hold Shift key to select range)
LTC3115-2 1 2.7 40 2 2.7 40 Resistor Set Frequency, External Synchronization, Burst Mode 5x4 DFN-16,TSSOP-20 50 2000 LTC3115-2 Otimized for fast (<1ms) input voltage transients Up to 2MHz Up to 2MHz 3 yes yes no Buck-Boost E,I,H,MP LTspice Model DC2119A no no 2013-08-07 $5.35 (LTC3115EDHD-2) Extended Temperature (H & MP) Switching Regulators,Internal Power Switch Buck-Boost 20mm² (5x4 DFN-16),42.2mm² (TSSOP-20) 0.75mm (5x4 DFN-16),1.2mm (TSSOP-20) no yes Matte Tin
LTC3119 1 0.25 18 5 0.795 18 Burst Mode, Resistor Set Frequency, External Synchronization, Power Good, Maximum Power Point Control 4x5 QFN-28,TSSOP-28 31 2000 18V, 5A Synchronous Buck-Boost DC/DC Converter 400kHz to 2MHz Up to 2MHz 3 yes yes no Buck-Boost E,I,H,MP - DC2129A no yes 2016-10-25 $7.15 (LTC3119EUFD) Energy Harvesting,Internal Power Switch Buck-Boost 20mm² (4x5 QFN-28),62.7mm² (TSSOP-28) 0.75mm (4x5 QFN-28),1.2mm (TSSOP-28) no no Matte Tin
LTC3530 1 1.8 5.5 0.6 1.8 5.25 Output Disconnect, Burst Mode, Resistor Set Frequency 3x3 DFN-10,MS-10 40 2000 Wide Input Voltage Synchronous Buck-Boost DC/DC Converter 300kHz - 2MHz 0.1 yes yes no Buck-Boost E LTspice Model DC938A no no 2006-11-08 $2.75 (LTC3530EDD) Internal Power Switch Buck-Boost 9mm² (3x3 DFN-10),14.7mm² (MS-10) 0.75mm (3x3 DFN-10),1.1mm (MS-10) no no Lead,Matte Tin
LTC3442 1 2.4 5.5 1.2 2.4 5.25 Output Disconnect, Burst Mode, Resistor Set Frequency 4x3 DFN-12 35 2000 Micropower Synchronous Buck-Boost with Automatic Burst Mode Operation 300kHz - 2MHz 300kHz - 2MHz 0.1 yes yes no Buck-Boost E LTspice File DC799A no no 2004-12-21 $3.95 (LTC3442EDE) Internal Power Switch Buck-Boost 12mm² (4x3 DFN-12) 0.75mm (4x3 DFN-12) no no Lead,Matte Tin
LTC3532 1 2.4 5.5 0.5 2.4 5.25 Output Disconnect, Burst Mode, Resistor Set Frequency 3x3 DFN-10,MS-10 35 2000 Micropower Synchronous Buck-Boost DC/DC Converter 300kHz - 2MHz 0.1 yes yes no Buck-Boost E LTspice Model DC921A no no 2006-03-06 $2.35 (LTC3532EDD) Internal Power Switch Buck-Boost 9mm² (3x3 DFN-10),14.7mm² (MS-10) 0.75mm (3x3 DFN-10),1.1mm (MS-10) no no Lead,Matte Tin
LTC3536 1 1.8 5.5 1 1.8 5.5 Output Disconnect, External Synchronization, Resistor Set Frequency, Burst Mode 3x3 DFN-10,MS-12E 32 2000 1A Low Noise, Buck-Boost DC/DC Converter 300kHz - 2MHz 300kHz - 2MHz 0.1 yes yes no Buck-Boost E,I LTspice File DC1797A,DC1852A no no 2011-07-26 $2.75 (LTC3536EDD) Internal Power Switch Buck-Boost 9mm² (3x3 DFN-10),19.8mm² (MS-12E) 0.75mm (3x3 DFN-10),1.1mm (MS-12E) no no Matte Tin
LTC3533 1 1.8 5.5 2 1.8 5.25 Output Disconnect, Burst Mode, Resistor Set Frequency 4x3 DFN-14 40 2000 2A Wide Input Voltage Synchronous Buck-Boost DC/DC Converter 300kHz - 2MHz 0.1 yes yes no Buck-Boost E LTspice File DC999A yes no 2007-03-15 $3.55 (LTC3533EDE) Internal Power Switch Buck-Boost 12mm² (4x3 DFN-14) 0.75mm (4x3 DFN-14) no no Matte Tin
LTC3440 1 2.5 5.5 0.6 2.5 5.5 Output Disconnect, Burst Mode, Resistor Set Frequency, External Synchronization 3x3 DFN-10,MS-10 25 2000 Micropower Synchronous Buck-Boost DC/DC Converter 300kHz - 2MHz 300kHz - 2MHz 0.1 yes yes no Buck-Boost E LTspice File DC425B,DC797A no no 2001-11-06 $2.74 (LTC3440EMS) Internal Power Switch Buck-Boost 9mm² (3x3 DFN-10),14.7mm² (MS-10) 0.75mm (3x3 DFN-10),1.1mm (MS-10) no no Lead,Matte Tin
LTC3113 1 1.8 5.5 3 1.8 5.5 Burst Mode, Resistor Set Frequency, Output Disconnect 5x4 DFN-16,TSSOP-20 40 2000 3A Low Noise Buck-Boost DC/DC Converter 300kHz - 2MHz 0.1 yes yes no Buck-Boost E,I LTspice File DC1551A no no 2010-11-23 $3.95 (LTC3113EDHD) Internal Power Switch Buck-Boost 20mm² (5x4 DFN-16),42.2mm² (TSSOP-20) 0.75mm (5x4 DFN-16),1.2mm (TSSOP-20) no yes Matte Tin
LTC3520 2 2.2 5.5 1 0.8 5.25 Burst Mode, Resistor Set Frequency, Sequencing, LDO, Output Disconnect, 100% Duty Cycle 4x4 QFN-24 55 2000 Dual Output-Synchronous 1A Buck-Boost and a 600mA Buck 100kHz - 2MHz 0.01 yes yes no Buck-Boost, Buck, LDO E,I LTspice Model DC1062A no no 2007-08-23 $3.50 (LTC3520EUF) Internal Power Switch Buck,Internal Power Switch Buck-Boost,Micropower Buck Regulators,Multitopology DC/DC 16mm² (4x4 QFN-24) 0.75mm (4x4 QFN-24) no yes Matte Tin
LTC3115-1 1 2.7 40 2 2.7 40 Resistor Set Frequency, External Synchronization, Burst Mode 5x4 DFN-16,TSSOP-20 50 2000 40V, 2A Synchronous Buck-Boost DC/DC Converter 100kHz - 2MHz 100kHz - 2MHz 3 yes yes no Buck-Boost E,I,H,MP LTspice File DC1687A no no 2011-11-17 $5.35 (LTC3115EDHD-1) Extended Temperature (H & MP) Switching Regulators,Internal Power Switch Buck-Boost 20mm² (5x4 DFN-16),42.2mm² (TSSOP-20) 0.75mm (5x4 DFN-16),1.2mm (TSSOP-20) no yes Matte Tin
LTC3531-3 1 1.8 5.5 0.2 3 3 Output Disconnect, Burst Mode, Fixed Output 3x3 DFN-8,SOT-23 16 200mA Synchronous Buck-Boost, 3V Fixed Vout 1 yes yes no Buck-Boost E LTspice File DC877A no no 2006-01-25 $1.95 (LTC3531EDD-3) Internal Power Switch Buck-Boost 8.1mm² (SOT-23),9mm² (3x3 DFN-8) 0.75mm (3x3 DFN-8),1mm (SOT-23) no no Lead,Matte Tin
LTC3531 1 1.8 5.5 0.2 2 5 Output Disconnect, Burst Mode 3x3 DFN-8 16 200mA Synchronous Buck-Boost 1 yes yes no Buck-Boost E LTspice File DC877A no no 2006-01-25 $1.95 (LTC3531EDD) Internal Power Switch Buck-Boost 9mm² (3x3 DFN-8) 0.75mm (3x3 DFN-8) no no Lead,Matte Tin
LTC3522 2 2.4 5.5 0.4 2.2 5.25 Burst Mode, Power Good, Output Disconnect, 100% Duty Cycle 3x3 QFN-16 25 1000 Dual Output Synchronous 400mA Buck-Boost and 200mA Buck 0.01 yes yes no Buck-Boost, Buck E LTspice Model DC1177A no no 2007-05-21 $2.50 (LTC3522EUD) Internal Power Switch Buck,Internal Power Switch Buck-Boost,Micropower Buck Regulators,Multitopology DC/DC 9mm² (3x3 QFN-16) 0.75mm (3x3 QFN-16) no no Matte Tin
LTC3531-3.3 1 1.8 5.5 0.2 3.3 3.3 Output Disconnect, Burst Mode, Fixed Output 3x3 DFN-8,SOT-23 16 200mA Synchronous Buck-Boost, 3.3V Fixed Vout 1 yes yes no Buck-Boost E LTspice File DC877A no no 2006-01-25 $1.95 (LTC3531EDD-3.3) Internal Power Switch Buck-Boost 8.1mm² (SOT-23),9mm² (3x3 DFN-8) 0.75mm (3x3 DFN-8),1mm (SOT-23) no no Lead,Matte Tin
LTC3112 1 2.7 15 2.5 2.5 14 External Synchronization, Burst Mode, Power Good, Output Disconnect 5x4 DFN-16,TSSOP-20 50 1500 15V, 2.5A Synchronous Buck-Boost DC/DC Converter 300kHz - 1.5MHz 0 yes yes no Buck-Boost E,I,H,MP LTspice File DC1598A no no 2010-11-16 $4.00 (LTC3112EDHD) Extended Temperature (H & MP) Switching Regulators,Internal Power Switch Buck-Boost 20mm² (5x4 DFN-16),42.2mm² (TSSOP-20) 0.75mm (5x4 DFN-16),1.2mm (TSSOP-20) no yes Matte Tin
LTC3538 1 2.4 5.5 0.8 1 5.5 Output Disconnect, Burst Mode 2x3 DFN-8 35 1000 800mA Synchronous Buck-Boost DC/DC Converter 1.5 yes yes no Buck-Boost E LTspice Model DC1095A no no 2007-06-07 $2.55 (LTC3538EDCB) Internal Power Switch Buck-Boost 6mm² (2x3 DFN-8) 0.75mm (2x3 DFN-8) no no Matte Tin
LTC3106 1 0.85 5.1 0.3 1.8 5 Maximum Power Point Control, PowerPath, Battery Charger, Burst Mode, Power Good 3x4 QFN-20,TSSOP-20 1.6 300mA Low Voltage Buck-Boost Converter with PowerPath and 1.6µA Quiescent Current 0.1 yes no Buck-Boost E,I - DC2255A,DC2509A no yes 2015-11-19 $2.94 (LTC3106EUDC) Energy Harvesting,Internal Power Switch Buck-Boost,Linear Battery Chargers,PMIC (DC/DC, PowerPath and Battery Charger) 12mm² (3x4 QFN-20),42.2mm² (TSSOP-20) 0.75mm (3x4 QFN-20),1.2mm (TSSOP-20) no no Matte Tin
LTC3534 1 2.4 7 0.5 1.8 7 Burst Mode, Output Disconnect 5x3 DFN-16,SSOP-16 25 1000 7V, 500mA Synchronous Buck-Boost DC/DC Converter 0.1 yes yes no Buck-Boost E LTspice Model DC1227A no no 2009-02-10 $3.15 (LTC3534EDHC) Energy Harvesting,Internal Power Switch Buck-Boost 15mm² (5x3 DFN-16),30.9mm² (SSOP-16) 0.75mm (5x3 DFN-16),1.75mm (SSOP-16) no no Matte Tin
LTC3111 1 2.5 15 1.4 2.5 15 Burst Mode, External Synchronization 4x3 DFN-14,MS-16E 55 800 15V, 1.5A Synchronous Buck-Boost DC/DC Converter 600kHz - 1.5MHz 0 yes yes no Buck-Boost E,I,H,MP LTspice File DC1999A no no 2013-12-09 $3.50 (LTC3111EDE) Extended Temperature (H & MP) Switching Regulators,Internal Power Switch Buck-Boost 12mm² (4x3 DFN-14),19.8mm² (MS-16E) 0.75mm (4x3 DFN-14),1.1mm (MS-16E) no no Matte Tin
LTC3521 3 1.8 5.5 1 1.8 5.25 Burst Mode, Power Good, Output Disconnect 4x4 QFN-24,TSSOP-20 30 1100 Wide Vin, 1A Buck-Boost DC/DC and Dual 600mA Buck DC/DC Converters 0.01 yes yes no Buck-Boost, Buck, Buck E,I LTspice File DC1389A no no 2010-04-01 $3.25 (LTC3521EUF) Internal Power Switch Buck-Boost,Multitopology DC/DC 16mm² (4x4 QFN-24),42.2mm² (TSSOP-20) 0.75mm (4x4 QFN-24),1.2mm (TSSOP-20) no yes Matte Tin
LTC3444 1 2.7 5.5 0.4 0.5 5 Output Disconnect 3x3 DFN-8 700 1500 Micropower Synchronous Buck-Boost for WCDMA Applications 0.1 yes yes no Buck-Boost E LTspice File DC901A no no 2005-11-10 $2.40 (LTC3444EDD) Internal Power Switch Buck-Boost 9mm² (3x3 DFN-8) 0.75mm (3x3 DFN-8) no no Lead,Matte Tin
LTC3130 1 2.4 25 0.6 1 25 Burst Mode, Power Good, Maximum Power Point Control 3x4 QFN-20,MS-16E 1.6 1200 25V, 600mA Buck-Boost, /-1 Fixed Vout 0.4 yes no Buck-Boost E,I LTspice Model DC2355A,DC2397A yes yes 2016-08-09 $3.35 (LTC3130EMSE-1) Energy Harvesting,Internal Power Switch Buck-Boost 12mm² (3x4 QFN-20),19.8mm² (MS-16E) 0.75mm (3x4 QFN-20),1.1mm (MS-16E) no no Matte Tin
LTC3129-1 1 1.92 15 0.2 2.5 15 Burst Mode, Maximum Power Point Control, Power Good, Fixed Output 3x3 QFN-16,MS-16E 1.3 1200 LTC3129 Offers Eight Fixed Output Voltages From 2.5V to 15V 0.01 yes yes no Buck-Boost E,I LTspice File DC1923A no no 2013-02-04 $2.95 (LTC3129EMSE-1) Energy Harvesting,Internal Power Switch Buck-Boost 9mm² (3x3 QFN-16),19.8mm² (MS-16E) 0.75mm (3x3 QFN-16),1.1mm (MS-16E) no yes Matte Tin
LTC3129 1 1.92 15 0.2 1.4 15.75 Burst Mode, Maximum Power Point Control, Power Good 3x3 QFN-16,MS-16E 1.3 1200 15V, 200mA Synchronous Buck-Boost with 1.3uA Quiescent Current 0.01 yes yes no Buck-Boost E,I LTspice File DC1922A yes no 2013-02-04 $2.95 (LTC3129EMSE) Energy Harvesting,Internal Power Switch Buck-Boost 9mm² (3x3 QFN-16),19.8mm² (MS-16E) 0.75mm (3x3 QFN-16),1.1mm (MS-16E) no yes Matte Tin
LTC3127 1 1.8 5.5 1 1.8 5.25 Programmable Input Current Limit, Burst Mode, Output Disconnect 3x3 DFN-10,MS-12E 35 1350 1A Buck-Boost DC/DC Converter with Programmable Input Current Limit 0.1 yes yes no Buck-Boost E LTspice File DC1451A no no 2010-02-02 $2.95 (LTC3127EDD) Internal Power Switch Buck-Boost,Supercapacitor Chargers 9mm² (3x3 DFN-10),19.8mm² (MS-12E) 0.75mm (3x3 DFN-10),1.1mm (MS-12E) no no Matte Tin
LTC3335 1 1.8 5.5 0.05 1.8 5 Integrated Coulomb Counter, Burst Mode, Power Good 3x4 QFN-20 0.68 400 Nanopower Buck-Boost DC/DC with Integrated Coulomb Counter 0.440 yes no Buck-Boost E,I Linduino File DC2343A yes yes 2015-06-08 $3.35 (LTC3335EUDC) Coulomb Counter (Battery Fuel Gauge),Internal Power Switch Buck-Boost 12mm² (3x4 QFN-20) 0.75mm (3x4 QFN-20) no no Matte Tin
LT3433 1 4 60 0.4 3.3 20 Burst Mode, Output Disconnect TSSOP-16 100 200 Buck-Boost Vin 4V-60V, Vout 3.3V-20V 10 yes no no Buck-Boost E,I LTspice File DC527A no no 2003-06-18 $3.25 (LT3433EFE) High Input Voltage Buck,Internal Power Switch Buck-Boost,Micropower Buck Regulators 32.6mm² (TSSOP-16) 1.1mm (TSSOP-16) no yes Lead,Matte Tin
LTC3443 1 2.4 5.5 1.2 2.4 5.25 Output Disconnect, Burst Mode, External Synchronization 4x3 DFN-12 28 600 High Current Micropower 600kHz Synchronous Buck-Boost 600kHz - 1.2MHz 0.1 yes yes no Buck-Boost E LTspice Model DC755A no no 2004-05-07 $3.55 (LTC3443EDE) Internal Power Switch Buck-Boost 12mm² (4x3 DFN-12) 0.75mm (4x3 DFN-12) no no Lead,Matte Tin
LTC3114-1 1 2.2 40 1 2.7 40 Programmable Output Current Limit, Burst Mode, 5x3 DFN-16,TSSOP-16 50 1200 40V, 1A Synchronous Buck-Boost with Programmable Output Current 3 yes yes no Buck-Boost E,I,H,MP LTspice File,LTpowerCAD File DC1821B yes no 2014-04-15 $3.95 (LTC3114EDHC-1) Extended Temperature (H & MP) Switching Regulators,Internal Power Switch Buck-Boost 15mm² (5x3 DFN-16),32.6mm² (TSSOP-16) 0.75mm (5x3 DFN-16),1.1mm (TSSOP-16) no no Matte Tin
LTC3441 1 2.4 5.5 1.2 2.4 5.25 Output Disconnect, Burst Mode, External Synchronization 4x3 DFN-12 25 1000 High Current Micropower Synchronous Buck-Boost DC/DC Converter 1.15MHz - 1.7MHz 0.1 yes yes no Buck-Boost E LTspice Model DC625A,DC773A no no 2003-07-28 $3.55 (LTC3441EDE) Internal Power Switch Buck-Boost 12mm² (4x3 DFN-12) 0.75mm (4x3 DFN-12) no no Lead,Matte Tin
LTC3118 1 2.2 18 2 2 18 Dual Input, Ideal Diode, Prioritizer, Burst Mode, Power Good 4x5 QFN-24,TSSOP-28 50 1200 18V, 2A Buck-Boost DC/DC Converter with Low-Loss Dual Input PowerPath 2 yes yes no Buck-Boost E,I,H,MP LTpowerCAD File DC2045A yes no 2015-02-17 $5.75 (LTC3118EUFD) Extended Temperature (H & MP) Switching Regulators,Internal Power Switch Buck-Boost,PowerPath Controllers & Ideal Diodes 20mm² (4x5 QFN-24),62.7mm² (TSSOP-28) 0.75mm (4x5 QFN-24),1.2mm (TSSOP-28) no no Matte Tin