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
LTC3899IFE#PBF

LTC3899IFE#PBF

IC REG CTRLR BCK/BCK-BST 38TSSOP

Analog Devices Inc.

218 -
RFQ
LTC3899IFE#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
LTC1922EG-1#PBF

LTC1922EG-1#PBF

IC REG CTRLR FULL-BRIDGE 20SSOP

Analog Devices Inc.

31 -
RFQ
LTC1922EG-1#PBF

Datasheet

- 20-SSOP (0.209", 5.30mm Width) 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) - - Surface Mount 20-SSOP
LTC3892HFE-1#PBF

LTC3892HFE-1#PBF

IC REG CTRLR BUCK 28TSSOP

Analog Devices Inc.

56 -
RFQ
LTC3892HFE-1#PBF

Datasheet

- 28-TSSOP (0.173", 4.40mm Width) Exposed Pad Tube 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 28-TSSOP-EP
LTC1149CS-5#PBF

LTC1149CS-5#PBF

IC REG CTRLR BUCK 16SOIC

Analog Devices Inc.

0 -
RFQ
LTC1149CS-5#PBF

Datasheet

- 16-SOIC (0.154", 3.90mm Width) Tube 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
LT8210EUJ#PBF

LT8210EUJ#PBF

100V BUCK/BOOST CTLR WITH PASS-T

Analog Devices Inc.

0 -
RFQ
LT8210EUJ#PBF

Datasheet

- 40-WFQFN Exposed Pad Tube Active Transistor Driver Step-Up/Step-Down Positive Buck-Boost 2 1 4.5V ~ 100V 80kHz ~ 400kHz - Yes Yes - Enable, Frequency Control, Power Good, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 40-QFN (6x6)
LTC1625CGN#PBF

LTC1625CGN#PBF

IC REG CTRLR BUCK/BOOST 16SSOP

Analog Devices Inc.

758 -
RFQ
LTC1625CGN#PBF

Datasheet

- 16-SSOP (0.154", 3.90mm Width) Tube Active Transistor Driver Step-Down, Step-Up/Step-Down Positive or Negative Buck, Boost 1 1 3.7V ~ 36V 150kHz 99% Yes Yes - Enable, Soft Start 0°C ~ 70°C (TA) - - Surface Mount 16-SSOP
LTC3780IUH#TRPBF

LTC3780IUH#TRPBF

IC REG CTRLR BUCK-BOOST 32QFN

Analog Devices Inc.

4,319 -
RFQ
LTC3780IUH#TRPBF

Datasheet

- 32-WFQFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Up/Step-Down Positive Buck-Boost 1 1 4V ~ 30V 200kHz ~ 400kHz 99% Yes No - Current Limit, Enable, Power Good, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 32-QFN (5x5)
LTC3899HFE#PBF

LTC3899HFE#PBF

IC REG CTRLR BCK/BCK-BST 38TSSOP

Analog Devices Inc.

345 -
RFQ
LTC3899HFE#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 ~ 150°C (TJ) - - Surface Mount 38-TSSOP-EP
LTC3729EUH#PBF

LTC3729EUH#PBF

IC REG CTRLR BUCK 32QFN

Analog Devices Inc.

169 -
RFQ
LTC3729EUH#PBF

Datasheet

PolyPhase® 32-WFQFN Exposed Pad Tube Active Transistor Driver Step-Down Positive Buck 2 2 4V ~ 36V 260kHz ~ 550kHz 99.5% Yes No - Current Limit, Enable, Phase Control, Power Good, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 32-QFN (5x5)
LT3724MPFE#PBF

LT3724MPFE#PBF

IC REG CTRLR MULT TOP 16TSSOP

Analog Devices Inc.

84 -
RFQ
LT3724MPFE#PBF

Datasheet

- 16-TSSOP (0.173", 4.40mm Width) Exposed Pad Tube Active Transistor Driver Step-Up, Step-Down, Step-Up/Step-Down Positive or Negative Buck, Boost, SEPIC 1 1 4V ~ 60V 200kHz - No No - Enable, Soft Start -55°C ~ 125°C (TJ) - - Surface Mount 16-TSSOP-EP
LTC3892HUH-2#PBF

LTC3892HUH-2#PBF

IC REG CTRLR BUCK 32QFN

Analog Devices Inc.

34 -
RFQ
LTC3892HUH-2#PBF

Datasheet

- 32-WFQFN Exposed Pad Tube 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)
LT3757MPMSE#PBF

LT3757MPMSE#PBF

IC REG CTRLR MULT TOP 10MSOP

Analog Devices Inc.

147 -
RFQ
LT3757MPMSE#PBF

Datasheet

- 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) Exposed Pad Tube 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
LT8708EUHG#PBF

LT8708EUHG#PBF

80V SYNCHRONOUS 4-SWITCH BUCK-BO

Analog Devices Inc.

223 -
RFQ
LT8708EUHG#PBF

Datasheet

- 40-WFQFN Exposed Pad Tube Active Transistor Driver Step-Up/Step-Down Positive Buck-Boost 1 2 2.8V ~ 80V 100kHz ~ 400kHz 80% Yes Yes - - -40°C ~ 125°C - - Surface Mount 40-QFN (5x8)
LTC1775CGN#PBF

LTC1775CGN#PBF

IC REG CTRLR BUCK/BCK-BST 16SSOP

Analog Devices Inc.

180 -
RFQ
LTC1775CGN#PBF

Datasheet

- 16-SSOP (0.154", 3.90mm Width) Tube Active Transistor Driver Step-Down, Step-Up/Step-Down Positive or Negative Buck, Buck-Boost 1 1 4V ~ 36V 150kHz 99% Yes Yes - Enable, Soft Start 0°C ~ 70°C (TA) - - Surface Mount 16-SSOP
MAX797ESE+

MAX797ESE+

IC REG CTRLR MULT TOP 16SOIC

Analog Devices Inc./Maxim Integrated

492 -
RFQ
MAX797ESE+

Datasheet

- 16-SOIC (0.154", 3.90mm Width) Tube Active Transistor Driver Step-Up, Step-Up/Step-Down Positive Buck, Boost, Flyback 1 1 5V ~ 30V 150kHz, 300kHz 96% Yes Yes - Enable, Pulse Skipping, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 16-SOIC
LTC3722EGN-2#PBF

LTC3722EGN-2#PBF

IC REG CTRLR FULL-BRIDGE 24SSOP

Analog Devices Inc.

205 -
RFQ
LTC3722EGN-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
LTC3722EGN-1#PBF

LTC3722EGN-1#PBF

IC REG CTRLR FULL-BRIDGE 24SSOP

Analog Devices Inc.

88 -
RFQ
LTC3722EGN-1#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
LTC3882IUJ#PBF

LTC3882IUJ#PBF

IC REG CTRLR BUCK PMBUS 40QFN

Analog Devices Inc.

106 -
RFQ
LTC3882IUJ#PBF

Datasheet

PolyPhase® 40-WFQFN Exposed Pad Tube 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)
LTC3884IRHE-1#PBF

LTC3884IRHE-1#PBF

IC REG CTRLR BUCK PMBUS 48QFN

Analog Devices Inc.

213 -
RFQ
LTC3884IRHE-1#PBF

Datasheet

PolyPhase® 48-WFQFN Exposed Pad Tube Active Transistor Driver Step-Down Positive Buck 2 2 4.5V ~ 38V 200kHz ~ 1MHz - Yes Yes I2C, PMBus Enable, Frequency Control, Phase Control, Power Good -40°C ~ 125°C (TJ) - - Surface Mount 48-GQFN (5x6)
LTC3884IRHE#PBF

LTC3884IRHE#PBF

IC REG CTRLR BUCK PMBUS 48QFN

Analog Devices Inc.

112 -
RFQ
LTC3884IRHE#PBF

Datasheet

PolyPhase® 48-WFQFN Exposed Pad Tube Active Transistor Driver Step-Down Positive Buck 2 2 4.5V ~ 38V 200kHz ~ 1MHz - Yes Yes I2C, PMBus Enable, Frequency Control, Phase Control, Power Good -40°C ~ 125°C (TJ) - - Surface Mount 48-GQFN (5x6)
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