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
LTC3727AEG-1#PBF

LTC3727AEG-1#PBF

IC REG CTRLR BUCK 28SSOP

Analog Devices Inc.

46 -
RFQ
LTC3727AEG-1#PBF

Datasheet

- 28-SSOP (0.209", 5.30mm Width) Tube 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
LTC3722IGN-2#PBF

LTC3722IGN-2#PBF

IC REG CTRLR FULL-BRIDGE 24SSOP

Analog Devices Inc.

25 -
RFQ
LTC3722IGN-2#PBF

Datasheet

- 24-SSOP (0.154", 3.90mm Width) Tube Active Transistor Driver Step-Up/Step-Down Positive, Isolation Capable Full-Bridge 2 2 3.8V ~ 10.25V - 98.5% Yes Yes - Current Limit, Ramp, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 24-SSOP
LTC3859AIUHF#PBF

LTC3859AIUHF#PBF

IC REG CTRLR MULT TOPOLOGY 38QFN

Analog Devices Inc.

52 -
RFQ
LTC3859AIUHF#PBF

Datasheet

- 38-WFQFN Exposed Pad Tube Active Transistor Driver Step-Down, Step-Up/Step-Down Positive Buck, Buck-Boost, SEPIC 3 2 4.5V ~ 38V 115kHz ~ 835kHz, 350kHz ~ 535kHz 99%, 100% Yes No - Enable, Frequency Control, Power Good, Soft Start, Tracking -40°C ~ 125°C (TJ) - - Surface Mount 38-QFN (5x7)
LTC1629EG-6#PBF

LTC1629EG-6#PBF

IC REG CTRLR BUCK 28SSOP

Analog Devices Inc.

219 -
RFQ
LTC1629EG-6#PBF

Datasheet

PolyPhase® 28-SSOP (0.209", 5.30mm Width) Tube Active Transistor Driver Step-Down Positive Buck 2 2 4V ~ 36V 220kHz 99.5% Yes No - Enable, Phase Control, Power Good, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 28-SSOP
LTC3723EGN-1#TRPBF

LTC3723EGN-1#TRPBF

IC REG CTRLR PUSH-PULL 16SSOP

Analog Devices Inc.

2,217 -
RFQ
LTC3723EGN-1#TRPBF

Datasheet

- 16-SSOP (0.154", 3.90mm Width) Tape & Reel (TR) Active Transistor Driver Step-Up/Step-Down Positive, Isolation Capable Push-Pull 2 2 Up to 10V - 50% Yes No - Current Limit, Ramp, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 16-SSOP
LTC3723EGN-2#PBF

LTC3723EGN-2#PBF

IC REG CTRLR PUSH-PULL 16SSOP

Analog Devices Inc.

100 -
RFQ
LTC3723EGN-2#PBF

Datasheet

- 16-SSOP (0.154", 3.90mm Width) Tube Active Transistor Driver Step-Up/Step-Down Positive, Isolation Capable Push-Pull 2 2 Up to 10V - 50% Yes No - Current Limit, Ramp, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 16-SSOP
LT1681ESW#PBF

LT1681ESW#PBF

IC SYNCHRONOUS FWRD CTRLR 20SOIC

Analog Devices Inc.

65 -
RFQ
LT1681ESW#PBF

Datasheet

- 20-SOIC (0.295", 7.50mm Width) Tube Active - - - - - - - - - - - - - -40°C ~ 85°C - - Surface Mount 20-SO
LTC3721EUF-1#PBF

LTC3721EUF-1#PBF

IC REG CTRLR PUSH-PULL 16QFN

Analog Devices Inc.

12 -
RFQ
LTC3721EUF-1#PBF

Datasheet

- 16-WQFN Exposed Pad Tube Active Transistor Driver Step-Up/Step-Down Positive, Isolation Capable Push-Pull 2 2 Up to 10V Up to 1MHz 50% No No - Current Limit, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 16-QFN (4x4)
LTC3827EUH#PBF

LTC3827EUH#PBF

IC REG CTRLR BUCK 32QFN

Analog Devices Inc.

126 -
RFQ
LTC3827EUH#PBF

Datasheet

PolyPhase® 32-WFQFN Exposed Pad Tube Active Transistor Driver Step-Down Positive Buck 2 2 4V ~ 36V 250kHz ~ 530kHz 99.4% Yes No - Enable, Phase Control, Power Good, Soft Start, Tracking -40°C ~ 85°C (TA) - - Surface Mount 32-QFN (5x5)
LT8392JUFD#PBF

LT8392JUFD#PBF

60V SYNC 4-SWITCH BUCK-BOOST LED

Analog Devices Inc.

102 -
RFQ
LT8392JUFD#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 ~ 150°C (TJ) - - Surface Mount 28-QFN (4x5)
LTC3859AHUHF#PBF

LTC3859AHUHF#PBF

IC REG CTRLR MULT TOPOLOGY 38QFN

Analog Devices Inc.

156 -
RFQ
LTC3859AHUHF#PBF

Datasheet

- 38-WFQFN Exposed Pad Tube Active Transistor Driver Step-Down, Step-Up/Step-Down Positive Buck, Buck-Boost, SEPIC 3 2 4.5V ~ 38V 115kHz ~ 835kHz, 350kHz ~ 535kHz 99%, 100% Yes No - Enable, Frequency Control, Power Good, Soft Start, Tracking -40°C ~ 150°C (TJ) - - Surface Mount 38-QFN (5x7)
LTC3859ALHUHF#PBF

LTC3859ALHUHF#PBF

IC REG CTRLR MULT TOPOLOGY 38QFN

Analog Devices Inc.

37 -
RFQ
LTC3859ALHUHF#PBF

Datasheet

- 38-WFQFN Exposed Pad Tube Active Transistor Driver Step-Down, Step-Up/Step-Down Positive Buck, Buck-Boost, SEPIC 3 2 4.5V ~ 38V 115kHz ~ 835kHz, 350kHz ~ 535kHz 99%, 100% Yes No - Enable, Frequency Control, Power Good, Soft Start, Tracking -40°C ~ 150°C (TJ) - - Surface Mount 38-QFN (5x7)
UC2823AN

UC2823AN

IC REG CTRLR MULT TOPOLOGY 16DIP

Texas Instruments

96 -
RFQ
UC2823AN

Datasheet

- 16-DIP (0.300", 7.62mm) Bulk Active Transistor Driver Step-Up, Step-Up/Step-Down Positive Boost, Flyback, Forward Converter, Full-Bridge, Half-Bridge, Push-Pull 1 1 8.4V ~ 22V 400kHz ~ 1MHz 100% No No - Current Limit, Frequency Control, Ramp, Soft Start -40°C ~ 85°C (TA) - - Through Hole 16-PDIP
LTC7883AY#PBF

LTC7883AY#PBF

QUAD CHANNEL PSM

Analog Devices Inc.

197 -
RFQ
LTC7883AY#PBF

Datasheet

- 99-FBGA Tray Active PWM Step-Down Positive Buck 4 4 4.5V ~ 13.8V 250kHz ~ 2.5MHz - Yes Yes I2C, PMBus Frequency Control, Power Good, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 99-BGA (9x7.5)
LTC3890IUH-2#PBF

LTC3890IUH-2#PBF

IC REG CTRLR BUCK/SEPIC 32QFN

Analog Devices Inc.

73 -
RFQ
LTC3890IUH-2#PBF

Datasheet

PolyPhase® 32-WFQFN Exposed Pad 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, Phase Control, Power Good, Soft Start, Tracking -40°C ~ 125°C (TJ) - - Surface Mount 32-QFN (5x5)
LT3782IFE#PBF

LT3782IFE#PBF

IC REG CTRLR BOOST 28TSSOP

Analog Devices Inc.

90 -
RFQ
LT3782IFE#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, Reset, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 28-TSSOP-EP
LTC3802EUH#PBF

LTC3802EUH#PBF

IC REG CTRLR BUCK 32QFN

Analog Devices Inc.

101 -
RFQ
LTC3802EUH#PBF

Datasheet

- 32-WFQFN Exposed Pad Tube Active Transistor Driver Step-Down Positive Buck 2 2 3V ~ 30V 330kHz ~ 750kHz 89% Yes No - Current Limit, Enable, Power Good, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 32-QFN (5x5)
LTC3731IG#PBF

LTC3731IG#PBF

IC REG CTRLR BUCK 36SSOP

Analog Devices Inc.

64 -
RFQ
LTC3731IG#PBF

Datasheet

PolyPhase® 36-SSOP (0.209", 5.30mm Width) Tube Active Transistor Driver Step-Down Positive Buck 3 3 3.8V ~ 7V 225kHz ~ 680kHz 98.5% Yes No - Enable, Phase Control, Power Good, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 36-SSOP
LTC3880EUJ-1#TRPBF

LTC3880EUJ-1#TRPBF

IC REG CTRLR BUCK PMBUS 40QFN

Analog Devices Inc.

4,710 -
RFQ
LTC3880EUJ-1#TRPBF

Datasheet

PolyPhase® 40-WFQFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 2 2 4.5V ~ 24V - - Yes Yes I2C, PMBus Enable, Frequency Control -40°C ~ 105°C (TA) - - Surface Mount 40-QFN (6x6)
LTC3882EUJ#TRPBF

LTC3882EUJ#TRPBF

IC REG CTRLR BUCK PMBUS 40QFN

Analog Devices Inc.

1,887 -
RFQ
LTC3882EUJ#TRPBF

Datasheet

PolyPhase® 40-WFQFN Exposed Pad Tape & Reel (TR) Active PWM Signal Step-Down Positive Buck 2 2 3V ~ 13.8V 500kHz 87.5% No Yes I2C, PMBus Enable, Phase Control -40°C ~ 125°C (TJ) - - Surface Mount 40-QFN (6x6)
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