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
LM5025AMTC/NOPB

LM5025AMTC/NOPB

IC REG CTRLR FWRD CONV 16TSSOP

Texas Instruments

283 -
RFQ
LM5025AMTC/NOPB

Datasheet

- 16-TSSOP (0.173", 4.40mm Width) Tube Last Time Buy Transistor Driver Step-Up/Step-Down Positive, Isolation Capable Forward Converter 2 1 8V ~ 15V 200kHz ~ 580kHz 80% No Yes - Dead Time Control, Frequency Control, Ramp, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 16-TSSOP
NCP5425DBR2G

NCP5425DBR2G

IC REG CTRLR BUCK 20TSSOP

onsemi

0 -
RFQ
NCP5425DBR2G

Datasheet

- 20-TSSOP (0.173", 4.40mm Width) Tape & Reel (TR) Last Time Buy Transistor Driver Step-Down Positive Buck 2 2 4V ~ 16V 150kHz ~ 750kHz 100% Yes No - Frequency Control 0°C ~ 125°C (TJ) - - Surface Mount 20-TSSOP
TPS53126PW

TPS53126PW

IC REG CTRLR BUCK 24TSSOP

Texas Instruments

0 -
RFQ
TPS53126PW

Datasheet

D-CAP2™ 24-TSSOP (0.173", 4.40mm Width) Bulk Active Transistor Driver Step-Down Positive Buck 2 1 4.5V ~ 24V 350kHz, 700kHz - Yes No - Enable, Frequency Control -40°C ~ 85°C (TA) - - Surface Mount 24-TSSOP
ISL6560CB-T

ISL6560CB-T

SWITCHING CONTROLLER

Intersil

2,500 -
RFQ
ISL6560CB-T

Datasheet

- 16-SOIC (0.154", 3.90mm Width) Bulk Obsolete PWM Signal Step-Down Positive Buck 2 2 10.8V ~ 13.2V Up to 2MHz 50% - No - Frequency Control, Power Good 0°C ~ 70°C (TA) - - Surface Mount 16-SOIC
ISL6562CB-T

ISL6562CB-T

SWITCHING CONTROLLER

Intersil

2,500 -
RFQ
ISL6562CB-T

Datasheet

- 16-SOIC (0.154", 3.90mm Width) Bulk Active PWM Signal Step-Down Positive Buck 2 2 10.8V ~ 13.2V 100kHz ~ 2MHz 50% Yes No - Frequency Control, Phase Control, Power Good 0°C ~ 70°C (TA) - - Surface Mount 16-SOIC
ISL6562CB

ISL6562CB

SWITCHING CONTROLLER

Intersil

1,727 -
RFQ
ISL6562CB

Datasheet

- 16-SOIC (0.154", 3.90mm Width) Bulk Active PWM Signal Step-Down Positive Buck 2 2 10.8V ~ 13.2V 100kHz ~ 2MHz 50% Yes No - Frequency Control, Phase Control, Power Good 0°C ~ 70°C (TA) - - Surface Mount 16-SOIC
ISL6558CB-T

ISL6558CB-T

SWITCHING CONTROLLER

Intersil

9,900 -
RFQ
ISL6558CB-T

Datasheet

- 16-SOIC (0.154", 3.90mm Width) Bulk Obsolete PWM Signal Step-Down Positive Buck 4 4 4.75V ~ 5.25V 80kHz ~ 1.5MHz 75% - No - Enable, Frequency Control, Power Good 0°C ~ 70°C (TA) - - Surface Mount 16-SOIC
MAX5071BAUA+

MAX5071BAUA+

IC REG CTRLR FLYBACK 8UMAX

Analog Devices Inc./Maxim Integrated

0 -
RFQ
MAX5071BAUA+

Datasheet

- 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) Tube Obsolete Transistor Driver Step-Up/Step-Down Positive, Isolation Capable Flyback 1 1 10.8V ~ 30V 20kHz ~ 1MHz 49.8% No Yes - Frequency Control -40°C ~ 125°C (TJ) - - Surface Mount 8-uMAX/uSOP
MAX1847EEE

MAX1847EEE

INVERTING PWM CONTROLLER

Analog Devices Inc./Maxim Integrated

2,286 -
RFQ
MAX1847EEE

Datasheet

- 16-SSOP (0.154", 3.90mm Width) Bulk Active Transistor Driver Step-Up/Step-Down Negative Flyback 1 1 3V ~ 16.5V 100kHz ~ 500kHz 98% No Yes - Enable, Frequency Control -40°C ~ 85°C (TA) - - Surface Mount 16-QSOP
ISL6745AUZ-T

ISL6745AUZ-T

SWITCHING CONTROLLER

Intersil

12,300 -
RFQ
ISL6745AUZ-T

Datasheet

- 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) Bulk Obsolete Transistor Driver Step-Up/Step-Down Positive, Isolation Capable Full-Bridge, Half-Bridge 2 1 9V ~ 16V Up to 1MHz 99% No No - Frequency Control, Soft Start -40°C ~ 105°C (TA) - - Surface Mount 10-MSOP
ISL6741IBZ

ISL6741IBZ

SWITCHING CONTROLLER

Intersil

5,568 -
RFQ
ISL6741IBZ

Datasheet

- 16-SOIC (0.154", 3.90mm Width) Tube Obsolete Transistor Driver Step-Up/Step-Down Positive, Isolation Capable Full-Bridge, Half-Bridge, Push-Pull 2 1 9V ~ 16V Up to 1MHz 83% Yes Yes - Enable, Frequency Control, Soft Start -40°C ~ 105°C (TA) - - Surface Mount 16-SOIC
ISL6745AUZ

ISL6745AUZ

SWITCHING CONTROLLER

Intersil

2,703 -
RFQ
ISL6745AUZ

Datasheet

- 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) Tube Obsolete Transistor Driver Step-Up/Step-Down Positive, Isolation Capable Full-Bridge, Half-Bridge 2 1 9V ~ 16V Up to 1MHz 99% No No - Frequency Control, Soft Start -40°C ~ 105°C (TA) - - Surface Mount 10-MSOP
ISL6741IBZ-T

ISL6741IBZ-T

SWITCHING CONTROLLER

Intersil

2,500 -
RFQ
ISL6741IBZ-T

Datasheet

- 16-SOIC (0.154", 3.90mm Width) Bulk Obsolete Transistor Driver Step-Up/Step-Down Positive, Isolation Capable Full-Bridge, Half-Bridge, Push-Pull 2 1 9V ~ 16V Up to 1MHz 83% Yes Yes - Enable, Frequency Control, Soft Start -40°C ~ 105°C (TA) - - Surface Mount 16-SOIC
UC2864DW/81167

UC2864DW/81167

RESONANT MODE PWR SU

Texas Instruments

2,120 -
RFQ
UC2864DW/81167

Datasheet

- 16-SOIC (0.295", 7.50mm Width) Bulk Active Transistor Driver Step-Up/Step-Down Positive Full-Bridge, Half-Bridge, Push-Pull 2 1 7V ~ 22V 50kHz ~ 500kHz 1 No No - Soft Start -40°C ~ 85°C (TA) - - Surface Mount 16-SOIC
MAX747CSD

MAX747CSD

PWM, STEP-DOWN DC-DC CONTROLLER

Analog Devices Inc./Maxim Integrated

282 -
RFQ
MAX747CSD

Datasheet

- 14-SOIC (0.154", 3.90mm Width) Bulk Active Transistor Driver Step-Down Positive Buck 1 1 4V ~ 15V 100kHz 96% No No - Enable, Soft Start 0°C ~ 70°C (TA) - - Surface Mount 14-SOIC
LT3742EUF#TRPBF

LT3742EUF#TRPBF

IC REG CTRLR BUCK 24QFN

Analog Devices Inc.

0 -
RFQ
LT3742EUF#TRPBF

Datasheet

- 24-WFQFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 2 2 4V ~ 30V 500kHz 100% No No - Enable, Power Good -40°C ~ 125°C (TJ) - - Surface Mount 24-QFN (4x4)
TPS5124DBT

TPS5124DBT

IC REG CTRLR BUCK 30TSSOP

Texas Instruments

0 -
RFQ
TPS5124DBT

Datasheet

- 30-TFSOP (0.173", 4.40mm Width) Bulk Active Transistor Driver Step-Down Positive Buck 2 2 4.5V ~ 15V 300kHz 80% Yes No - Enable, Power Good -40°C ~ 85°C (TA) - - Surface Mount 30-TSSOP
ISL6559CRZ-T

ISL6559CRZ-T

SWITCHING CONTROLLER

Intersil

6,000 -
RFQ
ISL6559CRZ-T

Datasheet

- 32-VFQFN Exposed Pad Bulk Obsolete PWM Signal Step-Down Positive Buck 4 4 4.75V ~ 5.25V 80kHz ~ 1MHz 75% - No - Current Limit, Enable, Frequency Control, Power Good 0°C ~ 70°C (TA) - - Surface Mount 32-QFN (5x5)
ISL6559CRZ

ISL6559CRZ

SWITCHING CONTROLLER

Intersil

108 -
RFQ
ISL6559CRZ

Datasheet

- 32-VFQFN Exposed Pad Tube Obsolete PWM Signal Step-Down Positive Buck 4 4 4.75V ~ 5.25V 80kHz ~ 1MHz 75% - No - Current Limit, Enable, Frequency Control, Power Good 0°C ~ 70°C (TA) - - Surface Mount 32-QFN (5x5)
UCC3581DTR

UCC3581DTR

IC REG CTRLR MULT TOP 14SOIC

Texas Instruments

0 -
RFQ
UCC3581DTR

Datasheet

- 14-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 6.8V ~ 15V Up to 100kHz 84% No Yes - Current Limit, Enable, Frequency Control, Soft Start 0°C ~ 70°C (TA) - - Surface Mount 14-SOIC
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