DC DC Switching Controllers

Manufacturer Series Package/Case Packaging Product Status Output Type Function Output Configuration Topology Number of Outputs Output Phases Voltage - Supply (Vcc/Vdd) Frequency - Switching Duty Cycle (Max) Synchronous Rectifier Clock Sync Serial Interfaces Control Features Operating Temperature Grade Qualification Mounting Type Supplier Device Package

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DC DC Switching Controllers

DC-DC switching controllers are power management ICs used to control external power switches for efficient voltage conversion. They support buck, boost, buck-boost, flyback, and other switching topologies, and are commonly used in power supplies, industrial equipment, automotive electronics, communication systems, servers, battery-powered devices, and embedded applications.

TomatoElec is an independent electronic components distributor supplying DC-DC switching controller ICs from mainstream manufacturers such as Texas Instruments, Analog Devices, STMicroelectronics, onsemi, Infineon, Microchip, Renesas, NXP, Diodes Incorporated, and Monolithic Power Systems. Customers can check inventory, price, package, specifications, parameters and PDF datasheets in the product list below, and submit a BOM or RFQ for DC-DC switching controller sourcing support.

Photo Mfr. Part # Availability Price Quantity Datasheet Series Package/Case Packaging Product Status Output Type Function Output Configuration Topology Number of Outputs Output Phases Voltage - Supply (Vcc/Vdd) Frequency - Switching Duty Cycle (Max) Synchronous Rectifier Clock Sync Serial Interfaces Control Features Operating Temperature Grade Qualification Mounting Type Supplier Device Package
LTC1149CS-3.3#TRPBF

LTC1149CS-3.3#TRPBF

IC REG CTRLR BUCK 16SOIC

Analog Devices Inc.

0 -
RFQ
LTC1149CS-3.3#TRPBF

Datasheet

- 16-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 1 1 Up to 48V Up to 250kHz 100% Yes No - Current Limit, Enable 0°C ~ 70°C (TA) - - Surface Mount 16-SO
LTC1149CS-5#TRPBF

LTC1149CS-5#TRPBF

IC REG CTRLR BUCK 16SOIC

Analog Devices Inc.

0 -
RFQ
LTC1149CS-5#TRPBF

Datasheet

- 16-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 1 1 Up to 48V Up to 250kHz 100% Yes No - Current Limit, Enable 0°C ~ 70°C (TA) - - Surface Mount 16-SO
LTC1149CS#TRPBF

LTC1149CS#TRPBF

IC REG CTRLR BUCK 16SOIC

Analog Devices Inc.

0 -
RFQ
LTC1149CS#TRPBF

Datasheet

- 16-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 1 1 Up to 48V Up to 250kHz 100% Yes No - Current Limit, Enable 0°C ~ 70°C (TA) - - Surface Mount 16-SO
MAX16930BAGLS/VY+T

MAX16930BAGLS/VY+T

2MHZ 36V DUAL BUCK

Analog Devices Inc./Maxim Integrated

0 -
RFQ

-

- 40-VFQFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Up, Step-Down Positive Buck, Boost 3 2 3.5V ~ 42V 1MHz ~ 2.2MHz 95% Yes Yes - Enable, Frequency Control, Power Good -40°C ~ 125°C (TA) Automotive AEC-Q100 Surface Mount, Wettable Flank 40-QFN (6x6)
LTC1922EN-1#PBF

LTC1922EN-1#PBF

IC REG CTRLR FULL-BRIDGE 20DIP

Analog Devices Inc.

0 -
RFQ
LTC1922EN-1#PBF

Datasheet

- 20-DIP (0.300", 7.62mm) Tube Active Transistor Driver Step-Up/Step-Down Positive, Isolation Capable Full-Bridge 1 1 3.8V ~ 10.3V Up to 1MHz 99% Yes Yes - Ramp, Soft Start -40°C ~ 85°C (TA) - - Through Hole 20-PDIP
LT8210EFE#TRPBF

LT8210EFE#TRPBF

100V BUCK/BOOST CTLR WITH PASS-T

Analog Devices Inc.

0 -
RFQ
LT8210EFE#TRPBF

Datasheet

- 38-TFSOP (0.173", 4.40mm Width) Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Up/Step-Down Positive Buck-Boost 2 1 2.8V ~ 100V 80kHz ~ 400kHz - Yes Yes - Enable, Frequency Control, Power Good, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 38-TSSOP-EP
LT8210EUJ#TRPBF

LT8210EUJ#TRPBF

100V BUCK/BOOST CTLR WITH PASS-T

Analog Devices Inc.

0 -
RFQ
LT8210EUJ#TRPBF

Datasheet

- 40-WFQFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Up/Step-Down Positive Buck-Boost 2 1 2.8V ~ 100V 80kHz ~ 400kHz - Yes Yes - Enable, Frequency Control, Power Good, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 40-QFN (6x6)
LTC3727AIG-1#TRPBF

LTC3727AIG-1#TRPBF

IC REG CTRLR BUCK 28SSOP

Analog Devices Inc.

0 -
RFQ
LTC3727AIG-1#TRPBF

Datasheet

- 28-SSOP (0.209", 5.30mm Width) Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 2 2 4V ~ 30V 255kHz ~ 530kHz 99.4% Yes No - Enable, Power Good, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 28-SSOP
LTC1435IG#TRPBF

LTC1435IG#TRPBF

IC REG CTRLR BUCK 16SSOP

Analog Devices Inc.

0 -
RFQ
LTC1435IG#TRPBF

Datasheet

- 16-SSOP (0.209", 5.30mm Width) Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 1 1 3.5V ~ 30V Up to 400kHz 99% Yes No - Enable, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 16-SSOP
LTC1702AIGN#TRPBF

LTC1702AIGN#TRPBF

IC REG CTRLR BUCK 24SSOP

Analog Devices Inc.

0 -
RFQ
LTC1702AIGN#TRPBF

Datasheet

- 24-SSOP (0.154", 3.90mm Width) Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 2 2 3V ~ 7V 550kHz 90% Yes No - Current Limit, Enable, Power Good, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 24-SSOP
LTC3899HFE#TRPBF

LTC3899HFE#TRPBF

IC REG CTRLR BCK/BCK-BST 38TSSOP

Analog Devices Inc.

0 -
RFQ
LTC3899HFE#TRPBF

Datasheet

- 38-TFSOP (0.173", 4.40mm Width) Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck, Buck-Boost 3 2 4.5V ~ 60V 105kHz ~ 835kHz, 350kHz ~ 535kHz 100% Yes No - Enable, Frequency Control, Soft Start, Tracking -40°C ~ 150°C (TJ) - - Surface Mount 38-TSSOP-EP
LTC3892HUH#TRPBF

LTC3892HUH#TRPBF

IC REG CTRLR BUCK 32QFN

Analog Devices Inc.

0 -
RFQ
LTC3892HUH#TRPBF

Datasheet

- 32-WFQFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 2 2 4.5V ~ 60V 105kHz ~ 835kHz, 350kHz ~ 535kHz 99% Yes No - Current Limit, Enable, Frequency Control, Power Good, Soft Start, Tracking -40°C ~ 150°C (TJ) - - Surface Mount 32-QFN (5x5)
LTC3892HUH-2#TRPBF

LTC3892HUH-2#TRPBF

IC REG CTRLR BUCK 32QFN

Analog Devices Inc.

0 -
RFQ
LTC3892HUH-2#TRPBF

Datasheet

- 32-WFQFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 2 2 4.5V ~ 60V 105kHz ~ 835kHz, 350kHz ~ 535kHz 99% Yes No - Current Limit, Enable, Frequency Control, Power Good, Soft Start, Tracking -40°C ~ 150°C (TJ) - - Surface Mount 32-QFN (5x5)
LTC3897HUHG-2#TRPBF

LTC3897HUHG-2#TRPBF

PP SYNC BOOST CNTR W/ IN/ OUT PR

Analog Devices Inc.

0 -
RFQ
LTC3897HUHG-2#TRPBF

Datasheet

PolyPhase® 38-WFQFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Up Positive Boost 2 2 4.5V ~ 65V 75kHz ~ 850kHz - Yes Yes - Current Limit, Frequency Control, Overcurrent, Ramping -40°C ~ 150°C (TJ) - - Surface Mount 38-QFN (5x7)
LTC3859ALHUHF#WTRPBF

LTC3859ALHUHF#WTRPBF

3X OUT, BUCK/BUCK/BOOST SYNC CNT

Analog Devices Inc.

0 -
RFQ
LTC3859ALHUHF#WTRPBF

Datasheet

- 38-WFQFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Down, Step-Up/Step-Down Positive Buck, Buck-Boost, SEPIC 3 2 4.5V ~ 38V 50kHz ~ 900kHz 100% Yes Yes - Current Limit, Dead Time Control, Enable, Frequency Control, Power Good, Soft Start, Tracking -40°C ~ 150°C (TJ) - - Surface Mount 38-QFN (5x7)
LTC3863IDE#TRPBF

LTC3863IDE#TRPBF

IC REG CTRLR BUCK 12DFN

Analog Devices Inc.

0 -
RFQ
LTC3863IDE#TRPBF

Datasheet

- 12-WFDFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Down Positive or Negative Buck 1 1 3.5V ~ 60V 50kHz ~ 850kHz - No No - Current Limit, Enable, Frequency Control, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 12-DFN (4x3)
LTC1148LCS-3.3#TRPBF

LTC1148LCS-3.3#TRPBF

IC REG CTRLR BUCK 14SOIC

Analog Devices Inc.

0 -
RFQ
LTC1148LCS-3.3#TRPBF

Datasheet

- 14-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 1 1 3.5V ~ 20V Up to 250kHz 100% Yes No - Current Limit, Enable 0°C ~ 70°C (TA) - - Surface Mount 14-SO
LTC1148LCS#TRPBF

LTC1148LCS#TRPBF

IC REG CTRLR BUCK 14SOIC

Analog Devices Inc.

0 -
RFQ
LTC1148LCS#TRPBF

Datasheet

- 14-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 1 1 3.5V ~ 20V Up to 250kHz 100% Yes No - Current Limit, Enable 0°C ~ 70°C (TA) - - Surface Mount 14-SO
LT3757MPMSE#TRPBF

LT3757MPMSE#TRPBF

IC REG CTRLR MULT TOP 10MSOP

Analog Devices Inc.

0 -
RFQ
LT3757MPMSE#TRPBF

Datasheet

- 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Up, Step-Up/Step-Down Positive and Negative Boost, Flyback, SEPIC 1 1 2.9V ~ 40V 100kHz ~ 1MHz - No Yes - Enable, Frequency Control, Soft Start -55°C ~ 150°C (TJ) - - Surface Mount 10-MSOP-EP
LT3757AMPMSE#TRPBF

LT3757AMPMSE#TRPBF

IC REG CTRLR MULT TOP 10MSOP

Analog Devices Inc.

0 -
RFQ
LT3757AMPMSE#TRPBF

Datasheet

- 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Up, Step-Up/Step-Down Positive and Negative Boost, Flyback, SEPIC 1 1 2.9V ~ 40V 100kHz ~ 1MHz - No Yes - Enable, Frequency Control, Soft Start -55°C ~ 150°C (TJ) - - Surface Mount 10-MSOP-EP
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