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
UC3846DWTRG4

UC3846DWTRG4

IC REG CTRLR MULT TOP 16SOIC

Texas Instruments

0 -
RFQ
UC3846DWTRG4

Datasheet

- 16-SOIC (0.295", 7.50mm Width) Tape & Reel (TR) Discontinued at Digi-Key Transistor Driver Step-Up, Step-Up/Step-Down Positive Boost, Flyback, Forward Converter, Half-Bridge, Push-Pull 2 1 6.95V ~ 40V 500kHz 50% Yes Yes - Current Limit, Enable, Frequency Control, Soft Start 0°C ~ 70°C (TA) - - Surface Mount 16-SOIC
TL1451AQD

TL1451AQD

IC REG CTRLR MULT TOP 16SOIC

Texas Instruments

0 -
RFQ
TL1451AQD

Datasheet

- 16-SOIC (0.154", 3.90mm Width) Tube Active Transistor Driver Step-Up, Step-Down, Step-Up/Step-Down Positive Buck, Boost, Flyback 2 1 3.6V ~ 50V 1kHz ~ 500kHz - No No - Frequency Control -40°C ~ 125°C (TJ) - - Surface Mount 16-SOIC
LM5031SD/NOPB

LM5031SD/NOPB

IC REG CTRLR 10WDFN

Texas Instruments

0 -
RFQ

-

- 10-WDFN Exposed Pad Tape & Reel (TR) Active - - - - - - - - - - - - - - - - Surface Mount 10-WSON (4x4)
ISL78215AUZ

ISL78215AUZ

IC REG CTRLR BOOST/FLYBACK 8MSOP

Renesas Electronics Corporation

0 -
RFQ
ISL78215AUZ

Datasheet

- 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) Tube Last Time Buy Transistor Driver Step-Up, Step-Up/Step-Down Positive, Isolation Capable Boost, Flyback 1 1 7.5V ~ 18V Up to 2MHz 48% Yes No - Current Limit, Frequency Control -40°C ~ 105°C (TA) - - Surface Mount 8-MSOP
LM5041SDX

LM5041SDX

IC REG CTRLR MULT TOP 16WSON

Texas Instruments

0 -
RFQ
LM5041SDX

Datasheet

- 16-WFDFN Exposed Pad Tape & Reel (TR) Obsolete Transistor Driver Step-Up/Step-Down Positive Half-Bridge, Push-Pull 1 1 15V ~ 90V 200kHz, 600kHz - Yes Yes - Dead Time Control, Frequency Control, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 16-WSON (5x5)
MP3910GK-P

MP3910GK-P

BOOST PWM CONTROLLER WITH PROGRA

Monolithic Power Systems Inc.

0 -
RFQ
MP3910GK-P

Datasheet

MP 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) Tape & Reel (TR) Active Transistor Driver Step-Up, Step-Up/Step-Down Positive, Isolation Capable Boost, Flyback, Forward Converter, SEPIC 1 1 5V ~ 35V 30kHz ~ 400kHz 95% No Yes - Current Limit, Enable, Frequency Control, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 10-MSOP
MP3910AGS-P

MP3910AGS-P

PEAK CURRENT MODE BOOST PWM CONT

Monolithic Power Systems Inc.

0 -
RFQ
MP3910AGS-P

Datasheet

MP 8-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Active Transistor Driver Step-Up, Step-Up/Step-Down Positive, Isolation Capable Boost, Flyback, Forward Converter, SEPIC 1 1 9V ~ 14V 30kHz ~ 400kHz 95% No No - Current Limit, Frequency Control, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 8-SOIC
MIC38HC45-1YN

MIC38HC45-1YN

IC REG CTRLR MULT TOPOLOGY 14DIP

Microchip Technology

0 -
RFQ
MIC38HC45-1YN

Datasheet

- 14-DIP (0.300", 7.62mm) Tube Active Transistor Driver Step-Up, Step-Down, Step-Up/Step-Down Positive, Isolation Capable Buck, Boost, Flyback, Forward Converter 1 1 7.6V ~ 20V - 50% Yes No - Frequency Control -40°C ~ 85°C (TA) - - Surface Mount 14-DIP
UCC2813PWTR-5

UCC2813PWTR-5

IC REG CTRLR MULT TOP 8TSSOP

Texas Instruments

0 -
RFQ
UCC2813PWTR-5

Datasheet

- 8-TSSOP (0.173", 4.40mm Width) Tape & Reel (TR) Active Transistor Driver Step-Up, Step-Up/Step-Down Positive Boost, Flyback, Forward Converter 1 1 3.6V ~ 12V - 49% No No - Frequency Control -40°C ~ 85°C (TA) - - Surface Mount 8-TSSOP
MAX15026BATD+T

MAX15026BATD+T

IC REG CTRLR BUCK 14TDFN

Analog Devices Inc./Maxim Integrated

0 -
RFQ
MAX15026BATD+T

Datasheet

- 14-WFDFN Exposed Pad Tape & Reel (TR) Obsolete Transistor Driver Step-Down Positive Buck 1 1 4.5V ~ 28V 200kHz ~ 2MHz 88% Yes No - Current Limit, Enable, Frequency Control, Power Good -40°C ~ 125°C (TJ) - - Surface Mount 14-TDFN (3x3)
MPQ2908AGF-P

MPQ2908AGF-P

INDUSTRIAL GRADE, 4V-60V INPUT,

Monolithic Power Systems Inc.

0 -
RFQ
MPQ2908AGF-P

Datasheet

MPQ 20-TSSOP (0.173", 4.40mm Width) Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 1 1 4V ~ 60V 100kHz ~ 1MHz 99.5% Yes Yes - Current Limit, Dead Time Control, Enable, Frequency Control, Power Good, Soft Start, Sync -40°C ~ 125°C (TJ) Automotive AEC-Q100 Surface Mount 20-TSSOP-EP
BA9741FS-E2

BA9741FS-E2

IC REG CTRLR BUCK/BOOST 16SSOP

Rohm Semiconductor

0 -
RFQ
BA9741FS-E2

Datasheet

- 16-LSOP (0.173", 4.40mm Width) Tape & Reel (TR) Active Transistor Driver Step-Up, Step-Down Positive or Negative Buck, Boost 2 1 3.6V ~ 35V 10kHz ~ 800kHz 100% Yes No - Dead Time Control, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 16-SSOP-A
RT8120DGSP

RT8120DGSP

IC REG CTRLR BUCK 8SOP

Richtek USA Inc.

0 -
RFQ
RT8120DGSP

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 1 1 3V ~ 13.2V 300kHz 85% Yes No - Enable, Phase Control -40°C ~ 85°C (TA) - - Surface Mount 8-SOP-EP
RT8237HGQW(2)

RT8237HGQW(2)

IC REG CTRLR BUCK PWM WDFN-10

Richtek USA Inc.

0 -
RFQ
RT8237HGQW(2)

Datasheet

- 10-WFDFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 1 1 4.5V ~ 5.5V 290kHz ~ 430kHz - Yes No - Current Limit, Dead Time Control, Enable, Frequency Control, Phase Control, Power Good, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 10-WDFN (3x3)
LTC3873EDDB-5#TRPBF

LTC3873EDDB-5#TRPBF

IC REG CTRLR MULT TOPOLOGY 8DFN

Analog Devices Inc.

0 -
RFQ
LTC3873EDDB-5#TRPBF

Datasheet

- 8-WFDFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Up, Step-Up/Step-Down Positive, Isolation Capable Boost, Flyback, SEPIC 1 1 4.1V ~ 60V - 78% No No - Current Limit, Enable, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 8-DFN (3x2)
MP2980GR-Z

MP2980GR-Z

24V, HIGH EFFICIENCY, SYNCHRONOU

Monolithic Power Systems Inc.

0 -
RFQ

-

- 32-VFQFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Up/Step-Down Positive Buck-Boost 1 1 5V ~ 36V 200kHz, 300kHz, 400kHz, 600kHz - Yes Yes - Current Limit, Enable, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 32-QFN (4x4)
LM5041AMTCX

LM5041AMTCX

IC REG CTRLR MULT TOP 16TSSOP

Texas Instruments

0 -
RFQ
LM5041AMTCX

Datasheet

- 16-TSSOP (0.173", 4.40mm Width) Tape & Reel (TR) Obsolete Transistor Driver Step-Up/Step-Down Positive Half-Bridge, Push-Pull 1 1 15V ~ 90V 200kHz, 600kHz - Yes Yes - Dead Time Control, Frequency Control, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 16-TSSOP
MIC38C43YMM

MIC38C43YMM

IC REG CTRLR MULT TOPOLOGY 8MSOP

Microchip Technology

0 -
RFQ
MIC38C43YMM

Datasheet

- 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) Tube Active Transistor Driver Step-Up, Step-Down, Step-Up/Step-Down Positive, Isolation Capable Buck, Boost, Flyback, Forward Converter 1 1 7.6V ~ 20V 500kHz 96% Yes No - Frequency Control -40°C ~ 85°C (TA) - - Surface Mount 8-MSOP
RT8811BGQW

RT8811BGQW

IC PWM CTRLR BUCK WQFN-24

Richtek USA Inc.

0 -
RFQ
RT8811BGQW

Datasheet

- 24-WFQFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 2 2 4.5V ~ 13.2V 150kHz ~ 600kHz - Yes No - Current Limit, Enable, Phase Control, Power Good, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 24-WQFN (4x4)
MIC38C45AYM-TR

MIC38C45AYM-TR

IC REG CTRLR MULT TOPOLOGY 8SOIC

Microchip Technology

0 -
RFQ
MIC38C45AYM-TR

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Active Transistor Driver Step-Up, Step-Down, Step-Up/Step-Down Positive, Isolation Capable Buck, Boost, Flyback, Forward Converter 1 1 7.6V ~ 20V 500kHz 50% Yes No - Frequency Control -40°C ~ 85°C (TA) - - Surface Mount 8-SOIC
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