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
UCC3806N

UCC3806N

IC REG CTRLR MULT TOPOLOGY 16DIP

Texas Instruments

69 -
RFQ
UCC3806N

Datasheet

- 16-DIP (0.300", 7.62mm) Tube Active Transistor Driver Step-Up, Step-Down, Step-Up/Step-Down Positive, Isolation Capable Buck, Boost, Flyback, Forward Converter 2 1 8V ~ 14.5V 47kHz 50% Yes No - Current Limit, Enable, Frequency Control 0°C ~ 70°C (TA) - - Through Hole 16-PDIP
LTC3857IUH#PBF

LTC3857IUH#PBF

IC REG CTRLR BUCK 32QFN

Analog Devices Inc.

0 -
RFQ
LTC3857IUH#PBF

Datasheet

PolyPhase® 32-WFQFN Exposed Pad Tube Active Transistor Driver Step-Down Positive Buck 2 2 4V ~ 38V 105kHz ~ 835kHz, 350kHz ~ 535kHz 99.4% Yes No - Current Limit, Enable, Frequency Control, Phase Control, Power Good, Soft Start, Tracking -40°C ~ 125°C (TJ) - - Surface Mount 32-QFN (5x5)
LTC1435CS#PBF

LTC1435CS#PBF

IC REG CTRLR BUCK 16SOIC

Analog Devices Inc.

48 -
RFQ
LTC1435CS#PBF

Datasheet

- 16-SOIC (0.154", 3.90mm Width) Tube Active Transistor Driver Step-Down Positive Buck 1 1 3.5V ~ 30V Up to 400kHz 99% Yes No - Enable, Soft Start 0°C ~ 70°C (TA) - - Surface Mount 16-SO
LTC3890EGN-3#PBF

LTC3890EGN-3#PBF

IC REG CTRLR BUCK/SEPIC 28SSOP

Analog Devices Inc.

98 -
RFQ
LTC3890EGN-3#PBF

Datasheet

- 28-SSOP (0.154", 3.90mm Width) Tube Active Transistor Driver Step-Down, Step-Up/Step-Down Positive Buck, SEPIC 2 2 4V ~ 60V 105kHz ~ 835kHz, 350kHz ~ 535kHz 99% Yes No - Enable, Frequency Control, Power Good, Soft Start, Tracking -40°C ~ 125°C (TJ) - - Surface Mount 28-SSOP
LTC3829IFE#PBF

LTC3829IFE#PBF

IC REG CTRLR BUCK 38TSSOP

Analog Devices Inc.

50 -
RFQ
LTC3829IFE#PBF

Datasheet

PolyPhase® 38-TFSOP (0.173", 4.40mm Width) Exposed Pad Tube Active Transistor Driver Step-Down Positive Buck 3 3 4.5V ~ 38V 250kHz ~ 770kHz 94% Yes No - Current Limit, Enable, Frequency Control, Power Good, Soft Start, Tracking -40°C ~ 125°C (TJ) - - Surface Mount 38-TSSOP-EP
LTC7812HUH#PBF

LTC7812HUH#PBF

IC REG CTRLR BUCK/BOOST 32QFN

Analog Devices Inc.

37 -
RFQ
LTC7812HUH#PBF

Datasheet

- 32-WFQFN Exposed Pad Tube Active Transistor Driver Step-Up, Step-Down Positive Buck, Boost 2 1 4.5V ~ 38V 115kHz ~ 835kHz, 350kHz ~ 535kHz 96%, 99% No No - Enable, Frequency Control, Power Good, Soft Start, Tracking -40°C ~ 150°C (TJ) - - Surface Mount 32-QFN (5x5)
LT8392EUFD#PBF

LT8392EUFD#PBF

60V SYNC 4-SWITCH BUCK-BOOST LED

Analog Devices Inc.

42 -
RFQ
LT8392EUFD#PBF

Datasheet

- 28-WFQFN Exposed Pad Tube Active Transistor Driver Step-Up/Step-Down Positive Buck-Boost 1 2 3V ~ 60V 400kHz - Yes Yes - Enable, Frequency Control, Power Good, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 28-QFN (4x5)
LT3782AIFE#PBF

LT3782AIFE#PBF

IC REG CTRLR BOOST 28TSSOP

Analog Devices Inc.

40 -
RFQ
LT3782AIFE#PBF

Datasheet

- 28-TSSOP (0.173", 4.40mm Width) Exposed Pad Tube Active Transistor Driver Step-Up Positive Boost 2 2 6V ~ 40V 154kHz ~ 465kHz 94% Yes Yes - Enable, Frequency Control, Reset, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 28-TSSOP-EP
LTC3709EG#PBF

LTC3709EG#PBF

IC REG CTRLR BUCK 36SSOP

Analog Devices Inc.

62 -
RFQ
LTC3709EG#PBF

Datasheet

PolyPhase® 36-SSOP (0.209", 5.30mm Width) Tube Active Transistor Driver Step-Down Positive Buck 1 2 3.9V ~ 37V - 90% Yes No - Enable, Power Good, Soft Start, Tracking -40°C ~ 85°C (TA) - - Surface Mount 36-SSOP
LTC1435ACS#PBF

LTC1435ACS#PBF

IC REG CTRLR BUCK 16SOIC

Analog Devices Inc.

45 -
RFQ
LTC1435ACS#PBF

Datasheet

- 16-SOIC (0.154", 3.90mm Width) Tube Active Transistor Driver Step-Down Positive Buck 1 1 3.5V ~ 30V Up to 400kHz 99% Yes No - Enable, Soft Start 0°C ~ 70°C (TA) - - Surface Mount 16-SO
UC2825BN

UC2825BN

IC OFFLINE SWITCH MULT TOP 16DIP

Texas Instruments

77 -
RFQ
UC2825BN

Datasheet

- 16-DIP (0.300", 7.62mm) Tube Active - - - Boost, Flyback, Forward - - 10V ~ 22V 1MHz - - - - Frequency Control, Soft Start -55°C ~ 150°C (TJ) - - Through Hole 16-PDIP
LTC3707EGN#PBF

LTC3707EGN#PBF

IC REG CTRLR BUCK 28SSOP

Analog Devices Inc.

27 -
RFQ
LTC3707EGN#PBF

Datasheet

- 28-SSOP (0.154", 3.90mm Width) Tube Active Transistor Driver Step-Down Positive Buck 2 2 4.5V ~ 28V 220kHz 99.4% Yes No - Enable, Frequency Control, Power Good, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 28-SSOP
LTC3899EFE#PBF

LTC3899EFE#PBF

IC REG CTRLR BCK/BCK-BST 38TSSOP

Analog Devices Inc.

100 -
RFQ
LTC3899EFE#PBF

Datasheet

- 38-TFSOP (0.173", 4.40mm Width) Exposed Pad Tube 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 ~ 125°C (TJ) - - Surface Mount 38-TSSOP-EP
LTC1159IS#PBF

LTC1159IS#PBF

IC REG CTRLR BUCK 16SOIC

Analog Devices Inc.

50 -
RFQ
LTC1159IS#PBF

Datasheet

- 16-SOIC (0.154", 3.90mm Width) Tube Active Transistor Driver Step-Down Positive or Negative Buck 1 1 4V ~ 40V Up to 250kHz 100% Yes No - Current Limit, Enable -40°C ~ 85°C (TA) - - Surface Mount 16-SO
LTC1435IS#PBF

LTC1435IS#PBF

IC REG CTRLR BUCK 16SOIC

Analog Devices Inc.

40 -
RFQ
LTC1435IS#PBF

Datasheet

- 16-SOIC (0.154", 3.90mm Width) Tube 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-SO
LTC3890HGN-1#PBF

LTC3890HGN-1#PBF

IC REG CTRLR BUCK 28SSOP

Analog Devices Inc.

17 -
RFQ
LTC3890HGN-1#PBF

Datasheet

- 28-SSOP (0.154", 3.90mm Width) Tube Active Transistor Driver Step-Down Positive Buck 2 2 4V ~ 60V 105kHz ~ 835kHz, 350kHz ~ 535kHz 99% Yes No - Enable, Frequency Control, Power Good, Soft Start, Tracking -40°C ~ 150°C (TJ) - - Surface Mount 28-SSOP
LTC1628IUH#PBF

LTC1628IUH#PBF

IC REG CTRLR BUCK 32QFN

Analog Devices Inc.

76 -
RFQ
LTC1628IUH#PBF

Datasheet

- 32-WFQFN Exposed Pad Tube Active Transistor Driver Step-Down Positive Buck 2 2 3.5V ~ 30V 220kHz 99.4% Yes No - Enable, Frequency Control, Power Good, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 32-QFN (5x5)
LTC3372EUK#PBF

LTC3372EUK#PBF

60V LOW IQ BUCK CONTROLLER PLUS

Analog Devices Inc.

30 -
RFQ
LTC3372EUK#PBF

Datasheet

- 48-WFQFN Exposed Pad Tube Active Transistor Driver Step-Down Positive Buck 5 1 4.5V ~ 60V 1MHz ~ 3MHz 98% Yes Yes - Enable, Frequency Control, Power Good, Soft Start, Tracking, Watchdog -40°C ~ 125°C (TJ) - - Surface Mount 48-QFN (7x7)
LT1339CN#PBF

LT1339CN#PBF

IC REG CTRLR BST/FWRD CONV 20DIP

Analog Devices Inc.

26 -
RFQ
LT1339CN#PBF

Datasheet

- 20-DIP (0.300", 7.62mm) Tube Active Transistor Driver Step-Up, Step-Up/Step-Down Positive, Isolation Capable Boost, Forward Converter 1 1 Up to 20V - 90% No Yes - Current Limit, Enable, Phase Control, Soft Start 0°C ~ 70°C (TA) - - Through Hole 20-PDIP
LTC1148HVCS#PBF

LTC1148HVCS#PBF

IC REG CTRLR BUCK 14SOIC

Analog Devices Inc.

65 -
RFQ
LTC1148HVCS#PBF

Datasheet

- 14-SOIC (0.154", 3.90mm Width) Tube 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
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