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
LTC3832-1ES8#PBF

LTC3832-1ES8#PBF

IC REG CTRLR BUCK/BOOST 8SOIC

Analog Devices Inc.

54 -
RFQ
LTC3832-1ES8#PBF

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Tube Active Transistor Driver Step-Down Positive Buck 1 1 3V ~ 8V 300kHz 95% Yes No - Current Limit, Enable, Frequency Control, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 8-SO
LTC1147CS8-5#PBF

LTC1147CS8-5#PBF

IC REG CTRLR BUCK 8SOIC

Analog Devices Inc.

105 -
RFQ
LTC1147CS8-5#PBF

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Tube Active Transistor Driver Step-Down Positive Buck 1 1 3.5V ~ 14V - 100% No No - Current Limit, Enable 0°C ~ 70°C (TA) - - Surface Mount 8-SO
LTC3862EGN-2#PBF

LTC3862EGN-2#PBF

IC REG CTRLR BOOST/SEPIC 24SSOP

Analog Devices Inc.

77 -
RFQ
LTC3862EGN-2#PBF

Datasheet

- 24-SSOP (0.154", 3.90mm Width) Tube Active 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
LTC3871ELXE-1#PBF

LTC3871ELXE-1#PBF

BI-DIR PP SYNC BUCK OR BOOST CN

Analog Devices Inc.

221 -
RFQ
LTC3871ELXE-1#PBF

Datasheet

PolyPhase® 48-LQFP Exposed Pad Tray Active Transistor Driver Step-Up, Step-Down Positive Buck, Boost 2 12 1.2V ~ 100V 60kHz ~ 460kHz 98% Yes Yes - Current Limit, Enable, Frequency Control, Phase Control, Soft Start -40°C ~ 125°C (TA) - - Surface Mount 48-eLQFP (7x7)
LTC3835EDHC-1#PBF

LTC3835EDHC-1#PBF

IC REG CTRLR BUCK 16-DFN

Analog Devices Inc.

122 -
RFQ
LTC3835EDHC-1#PBF

Datasheet

- 16-WFDFN Exposed Pad Tube Active Transistor Driver Step-Down Positive Buck 1 1 4V ~ 36V 250kHz ~ 530kHz 99.4% Yes No - Enable, Soft Start, Tracking -40°C ~ 85°C (TA) - - Surface Mount 16-DFN (5x3)
LTC3786HUD#PBF

LTC3786HUD#PBF

PWR MGMT SWITCHING REGULATOR

Analog Devices Inc.

0 -
RFQ
LTC3786HUD#PBF

Datasheet

- 16-WFQFN Exposed Pad Tube Active Transistor Driver Step-Up, Step-Up/Step-Down Positive Boost, Flyback, SEPIC 1 1 4.5V ~ 38V 105kHz ~ 760kHz 96% Yes No - Current Limit, Enable, Frequency Control, Power Good, Soft Start -40°C ~ 150°C (TJ) - - Surface Mount 16-QFN (3x3)
LTC1871HMS#TRPBF

LTC1871HMS#TRPBF

IC REG CTRLR MULT TOP 10MSOP

Analog Devices Inc.

907 -
RFQ
LTC1871HMS#TRPBF

Datasheet

- 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) Tape & Reel (TR) Active Transistor Driver Step-Up, Step-Up/Step-Down Positive or Negative Boost, Flyback, SEPIC 1 1 2.5V ~ 36V 50kHz ~ 1MHz 92% No Yes - Enable, Frequency Control -40°C ~ 150°C (TJ) - - Surface Mount 10-MSOP
LT3752EFE-1#TRPBF

LT3752EFE-1#TRPBF

IC REG CTRLR FWRD CONV 38TSSOP

Analog Devices Inc.

3,945 -
RFQ
LT3752EFE-1#TRPBF

Datasheet

- 38-TFSOP (0.173", 4.40mm Width) 31 Leads, Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Up/Step-Down Positive, Isolation Capable Forward Converter 1 1 10.5V ~ 16V 100kHz ~ 500kHz 95% Yes Yes - Enable, Frequency Control, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 38-TSSOP-EP
LTC1148CS#PBF

LTC1148CS#PBF

IC REG CTRLR BUCK 14SOIC

Analog Devices Inc.

169 -
RFQ
LTC1148CS#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
LTC1874EGN#PBF

LTC1874EGN#PBF

IC REG CTRLR BUCK 16SSOP

Analog Devices Inc.

64 -
RFQ
LTC1874EGN#PBF

Datasheet

- 16-SSOP (0.154", 3.90mm Width) Tube Active Transistor Driver Step-Down Positive Buck 2 1 2.5V ~ 9.8V 550kHz 100% No No - Enable -40°C ~ 85°C (TA) - - Surface Mount 16-SSOP
LTC3814EFE-5#TRPBF

LTC3814EFE-5#TRPBF

IC REG CTRLR BOOST 16TSSOP

Analog Devices Inc.

2,475 -
RFQ
LTC3814EFE-5#TRPBF

Datasheet

- 16-TSSOP (0.173", 4.40mm Width) Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Up Positive Boost 1 1 4.35V ~ 14V - - Yes No - Enable, Power Good, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 16-TSSOP-EP
MAX1714BEEE+

MAX1714BEEE+

IC REG CTRLR BUCK 16QSOP

Analog Devices Inc./Maxim Integrated

171 -
RFQ
MAX1714BEEE+

Datasheet

- 16-SSOP (0.154", 3.90mm Width) Tube Active Transistor Driver Step-Down Positive Buck 1 1 4.5V ~ 5.5V 200kHz, 300kHz, 450kHz, 600kHz 100% Yes No - Current Limit, Enable, On Time Control, Power Good -40°C ~ 85°C (TA) - - Surface Mount 16-QSOP
MAX17559ACJ+

MAX17559ACJ+

IC REG CTRLR BUCK 32TQFP

Analog Devices Inc./Maxim Integrated

171 -
RFQ
MAX17559ACJ+

Datasheet

- 32-TQFP Tray Active Transistor Driver Step-Down Positive Buck 2 2 4.5V ~ 60V 100kHz ~ 2.2MHz - Yes No - Current Limit, Enable, Frequency Control, Power Good, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 32-TQFP (7x7)
LT3845EN#PBF

LT3845EN#PBF

IC REG CTRLR BUCK 16DIP

Analog Devices Inc.

94 -
RFQ
LT3845EN#PBF

Datasheet

- 16-DIP (0.300", 7.62mm) Tube Active Transistor Driver Step-Down Positive Buck 1 1 4V ~ 60V 300kHz - Yes Yes - Enable, Frequency Control, Soft Start -40°C ~ 125°C (TJ) - - Through Hole 16-PDIP
LTC3834EFE#PBF

LTC3834EFE#PBF

IC REG CTRLR BUCK 20TSSOP

Analog Devices Inc.

74 -
RFQ
LTC3834EFE#PBF

Datasheet

- 20-TSSOP (0.173", 4.40mm Width) Exposed Pad Tube Active Transistor Driver Step-Down Positive Buck 1 1 4V ~ 36V 250kHz ~ 530kHz 99.4% Yes No - Enable, Phase Control, Power Good, Soft Start, Tracking -40°C ~ 85°C (TA) - - Surface Mount 20-TSSOP-EP
LTC3788EUH#TRPBF

LTC3788EUH#TRPBF

IC REG CTRLR BOOST 32QFN

Analog Devices Inc.

4,929 -
RFQ
LTC3788EUH#TRPBF

Datasheet

- 32-WFQFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Up Positive Boost 2 2 4.5V ~ 38V 105kHz ~ 760kHz 96% Yes No - Current Limit, Enable, Frequency Control, Power Good, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 32-QFN (5x5)
LTC3788EGN-1#PBF

LTC3788EGN-1#PBF

IC REG CTRLR BOOST 28SSOP

Analog Devices Inc.

11 -
RFQ
LTC3788EGN-1#PBF

Datasheet

- 28-SSOP (0.154", 3.90mm Width) Tube Active Transistor Driver Step-Up Positive Boost 2 2 4.5V ~ 38V 105kHz ~ 760kHz 96% Yes No - Current Limit, Enable, Frequency Control, Power Good, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 28-SSOP
LTC3785EUF#PBF

LTC3785EUF#PBF

IC REG CTRLR BUCK-BOOST 24QFN

Analog Devices Inc.

77 -
RFQ
LTC3785EUF#PBF

Datasheet

- 24-WFQFN Exposed Pad Tube Active Transistor Driver Step-Up/Step-Down Positive Buck-Boost 2 1 2.7V ~ 10V 100kHz ~ 1MHz 99% Yes No - Current Limit, Enable, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 24-QFN (4x4)
LTC3855IUJ#TRPBF

LTC3855IUJ#TRPBF

IC REG CTRLR BUCK 40QFN

Analog Devices Inc.

1,850 -
RFQ
LTC3855IUJ#TRPBF

Datasheet

PolyPhase® 40-WFQFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 2 2 4.5V ~ 38V 250kHz ~ 770kHz 95% Yes No - Current Limit, Enable, Frequency Control, Phase Control, Power Good, Soft Start, Tracking -40°C ~ 125°C (TJ) - - Surface Mount 40-QFN (6x6)
MAX1775EEE+

MAX1775EEE+

IC REG CTRLR BUCK 16QSOP

Analog Devices Inc./Maxim Integrated

25 -
RFQ
MAX1775EEE+

Datasheet

- 16-SSOP (0.154", 3.90mm Width) Tube Active Transistor Driver Step-Down Positive Buck 2 1 2.7V ~ 28V Up to 1.25MHz 100% Yes No - Enable -40°C ~ 85°C (TA) - - Surface Mount 16-QSOP
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