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
MAX16932CATIR/VY+T

MAX16932CATIR/VY+T

2.2MHZ, 36V, DUAL BUCK

Analog Devices Inc./Maxim Integrated

0 -
RFQ
MAX16932CATIR/VY+T

Datasheet

- 28-WFQFN Exposed Pad Tape & Reel (TR) Obsolete Transistor Driver Step-Down Positive Buck 2 2 3.5V ~ 42V 1MHz ~ 2.2MHz 98.5% Yes Yes - Enable, Frequency Control, Power Good -40°C ~ 125°C (TJ) Automotive AEC-Q100 Surface Mount 28-TQFN-EP (5x5)
LTC3773EG#TRPBF

LTC3773EG#TRPBF

IC REG CTRLR BUCK 36SSOP

Analog Devices Inc.

0 -
RFQ
LTC3773EG#TRPBF

Datasheet

- 36-SSOP (0.209", 5.30mm Width) Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 3 3 3.3V ~ 36V 220kHz ~ 560kHz 98.5% Yes No - Enable, Power Good, Tracking -40°C ~ 85°C (TA) - - Surface Mount 36-SSOP
LT3741EUF-1#TRPBF

LT3741EUF-1#TRPBF

IC REG CTRLR BUCK 20QFN

Analog Devices Inc.

0 -
RFQ
LT3741EUF-1#TRPBF

Datasheet

- 20-WFQFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 1 1 6V ~ 36V 200kHz ~ 1MHz - Yes Yes - Enable, Frequency Control, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 20-QFN (4x4)
LTC7815EUHF#TRPBF

LTC7815EUHF#TRPBF

LOW IQ, 2.25MHZ, TRIPLE OUTPUT,

Analog Devices Inc.

0 -
RFQ
LTC7815EUHF#TRPBF

Datasheet

- 38-WFQFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Up, Step-Up/Step-Down Positive Buck, Buck, Boost 3 2 4.5V ~ 38V 320kHz ~ 2.25MHz 100% Yes No - Power Good, Soft Start, Tracking 0°C ~ 85°C (TJ) - - Surface Mount 38-QFN (5x7)
UCC39421PWG4

UCC39421PWG4

IC REG CTRLR MULT TOP 16TSSOP

Texas Instruments

0 -
RFQ
UCC39421PWG4

Datasheet

- 16-TSSOP (0.173", 4.40mm Width) Tube Discontinued at Digi-Key Transistor Driver Step-Up, Step-Up/Step-Down Positive Boost, Flyback, SEPIC 1 1 1.8V ~ 8V 150kHz ~ 1.2MHz 88% Yes Yes - Enable, Frequency Control, Low Battery, Reset 0°C ~ 70°C (TA) - - Surface Mount 16-TSSOP
LTC3770EG#TRPBF

LTC3770EG#TRPBF

IC REG CTRLR BUCK 28SSOP

Analog Devices Inc.

0 -
RFQ
LTC3770EG#TRPBF

Datasheet

- 28-SSOP (0.209", 5.30mm Width) Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 1 1 4V ~ 32V - 90% Yes No - Current Limit, Enable, On Time Control, Power Good, Soft Start, Tracking -40°C ~ 85°C (TA) - - Surface Mount 28-SSOP
MAX15301AA02+TCJK

MAX15301AA02+TCJK

IC REG CTRLR BUCK PMBUS 32TQFN

Analog Devices Inc./Maxim Integrated

0 -
RFQ

-

- 32-WFQFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 1 1 4.5V ~ 14V 300kHz ~ 1MHz 95% Yes Yes PMBus Current Limit, Enable, Power Good -40°C ~ 85°C (TA) - - Surface Mount 32-TQFN (5x5)
XDPP1100Q040XUMA1

XDPP1100Q040XUMA1

CONTROLLER

Infineon Technologies

0 -
RFQ

-

- 40-VFQFN Exposed Pad Tape & Reel (TR) Active PWM Step-Up/Step-Down Positive Buck, Boost, Buck-Boost, Full-Bridge, Half-Bridge 1 1 3V ~ 3.6V Up to 2MHz - Yes Yes PMBus Enable, Frequency Control, Power Good, Soft Start, Watchdog -40°C ~ 125°C (TJ) - - Surface Mount PG-VQFN-40-19
MPQ3910AGK-AEC1-Z

MPQ3910AGK-AEC1-Z

35V, BOOST PWM CONTROLLER WITH C

Monolithic Power Systems Inc.

0 -
RFQ

-

- 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) Tape & Reel (TR) Active Transistor Driver Step-Up, Step-Up/Step-Down Positive Boost, Flyback 1 1 7V ~ 35V 30kHz ~ 400kHz 95% No Yes - Current Limit, Enable, Frequency Control, Soft Start -40°C ~ 125°C (TJ) Automotive AEC-Q100 Surface Mount 10-MSOP
LTC7800IUDC#TRPBF

LTC7800IUDC#TRPBF

IC REG CTRLR SYNC BUCK 60V 20QFN

Analog Devices Inc.

0 -
RFQ
LTC7800IUDC#TRPBF

Datasheet

- 20-WFQFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 1 1 4V ~ 60V 320kHz ~ 2.25MHz 98% No No - Current Limit, Power Good, Soft Start, Tracking -40°C ~ 125°C (TJ) - - Surface Mount 20-QFN (3x4)
UC3525BDWTR

UC3525BDWTR

IC REG CTRLR MULT TOP 16SOIC

Texas Instruments

0 -
RFQ
UC3525BDWTR

Datasheet

- 16-SOIC (0.295", 7.50mm Width) Tape & Reel (TR) Active Transistor Driver Step-Up, Step-Down, Step-Up/Step-Down Positive Buck, Boost, Flyback, Forward Converter, Full-Bridge, Half-Bridge, Push-Pull 2 1 8V ~ 35V 100Hz ~ 400kHz 49% Yes Yes - Dead Time Control, Frequency Control, Ramp, Soft Start 0°C ~ 70°C (TA) - - Surface Mount 16-SOIC
ISL8117FVEZ-T7A

ISL8117FVEZ-T7A

IC REG CTRLR BUCK 16HTSSOP

Renesas Electronics Corporation

0 -
RFQ
ISL8117FVEZ-T7A

Datasheet

- 16-TSSOP (0.173", 4.40mm Width) Exposed Pad Tape & Reel (TR) Obsolete Transistor Driver Step-Down Positive Buck 1 1 4.5V ~ 60V 100kHz ~ 2MHz - Yes Yes - Current Limit, Enable, Frequency Control, Phase Control, Power Good, Soft Start, Tracking -40°C ~ 125°C (TJ) - - Surface Mount 16-HTSSOP
MCP19123T-E/MQ

MCP19123T-E/MQ

IC REG CTRLR BCK PMBUS 28QFN

Microchip Technology

0 -
RFQ
MCP19123T-E/MQ

Datasheet

- 28-VFQFN Exposed Pad Tape & Reel (TR) Active PWM Signal Step-Down Positive Buck 1 2 4.5V ~ 40V 100kHz ~ 1.6MHz - Yes Yes I2C, PMBus, SMBus Enable, Frequency Control, Power Good, Soft Start, Watchdog -40°C ~ 125°C (TA) Automotive AEC-Q100 Surface Mount 28-QFN (5x5)
LTC3862HGN#TRPBF

LTC3862HGN#TRPBF

IC REG CTRLR BOOST/SEPIC 24SSOP

Analog Devices Inc.

0 -
RFQ
LTC3862HGN#TRPBF

Datasheet

- 24-SSOP (0.154", 3.90mm Width) Tape & Reel (TR) Active 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-SSOP
LTC3862HUH#TRPBF

LTC3862HUH#TRPBF

IC REG CTRLR BOOST/SEPIC 24QFN

Analog Devices Inc.

0 -
RFQ
LTC3862HUH#TRPBF

Datasheet

- 24-WQFN Exposed Pad Tape & Reel (TR) Active 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)
LTC3862HGN-1#TRPBF

LTC3862HGN-1#TRPBF

IC REG CTRLR BOOST/SEPIC 24SSOP

Analog Devices Inc.

0 -
RFQ
LTC3862HGN-1#TRPBF

Datasheet

- 24-SSOP (0.154", 3.90mm Width) Tape & Reel (TR) Active 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
LTC3862HUH-1#TRPBF

LTC3862HUH-1#TRPBF

IC REG CTRLR BOOST/SEPIC 24QFN

Analog Devices Inc.

0 -
RFQ
LTC3862HUH-1#TRPBF

Datasheet

- 24-WQFN Exposed Pad Tape & Reel (TR) Active 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)
LTC3858EUFD-1#TRPBF

LTC3858EUFD-1#TRPBF

IC REG CTRLR BUCK 28QFN

Analog Devices Inc.

0 -
RFQ
LTC3858EUFD-1#TRPBF

Datasheet

- 28-WFQFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 2 2 4V ~ 38V 105kHz ~ 835kHz, 350kHz ~ 535kHz 99.4% Yes No - Enable, Frequency Control, Power Good, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 28-QFN (4x5)
LTC3788IGN-1#TRPBF

LTC3788IGN-1#TRPBF

IC REG CTRLR BOOST 28SSOP

Analog Devices Inc.

0 -
RFQ
LTC3788IGN-1#TRPBF

Datasheet

- 28-SSOP (0.154", 3.90mm Width) 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 28-SSOP
LTC3788IUH#TRPBF

LTC3788IUH#TRPBF

IC REG CTRLR BOOST 32QFN

Analog Devices Inc.

0 -
RFQ
LTC3788IUH#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)
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