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
LTC3859AMPFE

LTC3859AMPFE

IC POWER MANAGEMENT

Analog Devices Inc.

0 -
RFQ

-

- 38-TFSOP (0.173", 4.40mm Width) Exposed Pad Tube Obsolete 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 -55°C ~ 150°C (TJ) - - Surface Mount 38-TSSOP-EP
LTC3859EFE

LTC3859EFE

IC POWER MANAGEMENT

Analog Devices Inc.

0 -
RFQ

-

- 38-TFSOP (0.173", 4.40mm Width) Exposed Pad Tube Obsolete 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-TSSOP-EP
LTC3859IFE

LTC3859IFE

IC POWER MANAGEMENT

Analog Devices Inc.

0 -
RFQ

-

- 38-TFSOP (0.173", 4.40mm Width) Exposed Pad Tube Obsolete 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-TSSOP-EP
LTC3862EFE

LTC3862EFE

IC POWER MANAGEMENT

Analog Devices Inc.

0 -
RFQ

-

- 24-TSSOP (0.173", 4.40mm Width) Exposed Pad Tube Obsolete Transistor Driver Step-Up, Step-Up/Step-Down Positive Boost, SEPIC 2 2 4V ~ 36V 75kHz ~ 500kHz 96% No Yes - Enable, Frequency Control, Phase Control, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 24-TSSOP
LTC3862EFE-1

LTC3862EFE-1

IC POWER MANAGEMENT

Analog Devices Inc.

0 -
RFQ

-

- 24-TSSOP (0.173", 4.40mm Width) Exposed Pad Tube Obsolete Transistor Driver Step-Up, Step-Up/Step-Down Positive Boost, SEPIC 2 2 8.5V ~ 36V 75kHz ~ 500kHz 96% No Yes - Enable, Frequency Control, Phase Control, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 24-TSSOP
LTC3862EFE-2

LTC3862EFE-2

IC POWER MANAGEMENT

Analog Devices Inc.

0 -
RFQ

-

- 24-TSSOP (0.173", 4.40mm Width) Exposed Pad Tube Obsolete Transistor Driver Step-Up, Step-Up/Step-Down Positive Boost, SEPIC 2 2 5.5V ~ 36V 75kHz ~ 500kHz 96% No Yes - Enable, Frequency Control, Phase Control, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 24-TSSOP
LTC3862EGN-1

LTC3862EGN-1

IC POWER MANAGEMENT

Analog Devices Inc.

0 -
RFQ

-

- 24-SSOP (0.154", 3.90mm Width) Tube Obsolete Transistor Driver Step-Up, Step-Up/Step-Down Positive Boost, SEPIC 2 2 8.5V ~ 36V 75kHz ~ 500kHz 96% No Yes - Enable, Frequency Control, Phase Control, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 24-SSOP
LTC3862EGN-2

LTC3862EGN-2

IC POWER MANAGEMENT

Analog Devices Inc.

0 -
RFQ

-

- 24-SSOP (0.154", 3.90mm Width) Tube Obsolete Transistor Driver Step-Up, Step-Up/Step-Down Positive Boost, SEPIC 2 2 5.5V ~ 36V 75kHz ~ 500kHz 96% No Yes - Enable, Frequency Control, Phase Control, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 24-SSOP
LTC3862EUH

LTC3862EUH

IC POWER MANAGEMENT

Analog Devices Inc.

0 -
RFQ

-

- 24-WQFN Exposed Pad Tube Obsolete Transistor Driver Step-Up, Step-Up/Step-Down Positive Boost, SEPIC 2 2 4V ~ 36V 75kHz ~ 500kHz 96% No Yes - Enable, Frequency Control, Phase Control, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 24-QFN (5x5)
LTC3862EUH-1

LTC3862EUH-1

IC POWER MANAGEMENT

Analog Devices Inc.

0 -
RFQ

-

- 24-WQFN Exposed Pad Tube Obsolete Transistor Driver Step-Up, Step-Up/Step-Down Positive Boost, SEPIC 2 2 8.5V ~ 36V 75kHz ~ 500kHz 96% No Yes - Enable, Frequency Control, Phase Control, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 24-QFN (5x5)
LTC3862EUH-2

LTC3862EUH-2

IC POWER MANAGEMENT

Analog Devices Inc.

0 -
RFQ

-

- 24-WQFN Exposed Pad Tube Obsolete Transistor Driver Step-Up, Step-Up/Step-Down Positive Boost, SEPIC 2 2 5.5V ~ 36V 75kHz ~ 500kHz 96% No Yes - Enable, Frequency Control, Phase Control, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 24-QFN (5x5)
LTC3862HFE

LTC3862HFE

IC POWER MANAGEMENT

Analog Devices Inc.

0 -
RFQ

-

- 24-TSSOP (0.173", 4.40mm Width) Exposed Pad Tube Obsolete Transistor Driver Step-Up, Step-Up/Step-Down Positive Boost, SEPIC 2 2 4V ~ 36V 75kHz ~ 500kHz 96% No Yes - Enable, Frequency Control, Phase Control, Soft Start -40°C ~ 150°C (TJ) - - Surface Mount 24-TSSOP
LTC3862HFE-1

LTC3862HFE-1

IC POWER MANAGEMENT

Analog Devices Inc.

0 -
RFQ

-

- 24-TSSOP (0.173", 4.40mm Width) Exposed Pad Tube Obsolete Transistor Driver Step-Up, Step-Up/Step-Down Positive Boost, SEPIC 2 2 8.5V ~ 36V 75kHz ~ 500kHz 96% No Yes - Enable, Frequency Control, Phase Control, Soft Start -40°C ~ 150°C (TJ) - - Surface Mount 24-TSSOP
LTC3862HFE-2

LTC3862HFE-2

IC POWER MANAGEMENT

Analog Devices Inc.

0 -
RFQ

-

- 24-TSSOP (0.173", 4.40mm Width) Exposed Pad Tube Obsolete Transistor Driver Step-Up, Step-Up/Step-Down Positive Boost, SEPIC 2 2 5.5V ~ 36V 75kHz ~ 500kHz 96% No Yes - Enable, Frequency Control, Phase Control, Soft Start -40°C ~ 150°C (TJ) - - Surface Mount 24-TSSOP
LTC3862HGN-1

LTC3862HGN-1

IC POWER MANAGEMENT

Analog Devices Inc.

0 -
RFQ

-

- 24-SSOP (0.154", 3.90mm Width) Tube Obsolete Transistor Driver Step-Up, Step-Up/Step-Down Positive Boost, SEPIC 2 2 8.5V ~ 36V 75kHz ~ 500kHz 96% No Yes - Enable, Frequency Control, Phase Control, Soft Start -40°C ~ 150°C (TJ) - - Surface Mount 24-SSOP
LTC3862HGN-2

LTC3862HGN-2

IC POWER MANAGEMENT

Analog Devices Inc.

0 -
RFQ

-

- 24-SSOP (0.154", 3.90mm Width) Tube Obsolete Transistor Driver Step-Up, Step-Up/Step-Down Positive Boost, SEPIC 2 2 5.5V ~ 36V 75kHz ~ 500kHz 96% No Yes - Enable, Frequency Control, Phase Control, Soft Start -40°C ~ 150°C (TJ) - - Surface Mount 24-SSOP
LTC3862HUH

LTC3862HUH

IC POWER MANAGEMENT

Analog Devices Inc.

0 -
RFQ

-

- 24-WQFN Exposed Pad Tube Obsolete Transistor Driver Step-Up, Step-Up/Step-Down Positive Boost, SEPIC 2 2 4V ~ 36V 75kHz ~ 500kHz 96% No Yes - Enable, Frequency Control, Phase Control, Soft Start -40°C ~ 150°C (TJ) - - Surface Mount 24-QFN (5x5)
LTC3862HUH-1

LTC3862HUH-1

IC POWER MANAGEMENT

Analog Devices Inc.

0 -
RFQ

-

- 24-WQFN Exposed Pad Tube Obsolete Transistor Driver Step-Up, Step-Up/Step-Down Positive Boost, SEPIC 2 2 8.5V ~ 36V 75kHz ~ 500kHz 96% No Yes - Enable, Frequency Control, Phase Control, Soft Start -40°C ~ 150°C (TJ) - - Surface Mount 24-QFN (5x5)
LTC3862HUH-2

LTC3862HUH-2

IC POWER MANAGEMENT

Analog Devices Inc.

0 -
RFQ

-

- 24-WQFN Exposed Pad Tube Obsolete Transistor Driver Step-Up, Step-Up/Step-Down Positive Boost, SEPIC 2 2 5.5V ~ 36V 75kHz ~ 500kHz 96% No Yes - Enable, Frequency Control, Phase Control, Soft Start -40°C ~ 150°C (TJ) - - Surface Mount 24-QFN (5x5)
LTC3862IFE

LTC3862IFE

IC POWER MANAGEMENT

Analog Devices Inc.

0 -
RFQ

-

- 24-TSSOP (0.173", 4.40mm Width) Exposed Pad Tube Obsolete Transistor Driver Step-Up, Step-Up/Step-Down Positive Boost, SEPIC 2 2 4V ~ 36V 75kHz ~ 500kHz 96% No Yes - Enable, Frequency Control, Phase Control, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 24-TSSOP
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