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
SG1577SY

SG1577SY

DUAL SWITCHING CONTROLLER, VOLTA

Fairchild Semiconductor

8,000 -
RFQ
SG1577SY

Datasheet

- 20-SOIC (0.295", 7.50mm Width) Bulk Active - - - - 2 - 8V ~ 15V - 95% - - - - -40°C ~ 85°C (TA) - - Surface Mount 20-SOIC
ISL6406IR-T

ISL6406IR-T

SWITCHING CONTROLLER

Intersil

6,000 -
RFQ
ISL6406IR-T

Datasheet

- 16-VQFN Exposed Pad Bulk Obsolete Transistor Driver Step-Down Positive Buck 1 1 2.97V ~ 3.63V 100kHz ~ 715kHz 96% Yes Yes - Enable, Frequency Control, Phase Control -40°C ~ 85°C (TA) - - Surface Mount 16-QFN (5x5)
CA2524EX

CA2524EX

REGULATING PULSE WIDTH MODULATOR

Harris Corporation

3,446 -
RFQ
CA2524EX

Datasheet

- 16-DIP (0.300", 7.62mm) Bulk Active Transistor Driver Step-Up/Step-Down Positive Flyback, Push-Pull 2 1 8V ~ 40V Up to 300kHz 45% No No - Current limit, Dead Time Control, Enable, Frequency Control, Ramp 0°C ~ 70°C - - Through Hole 16-PDIP
ISL6525CB-T

ISL6525CB-T

SWITCHING CONTROLLER

Intersil

2,500 -
RFQ
ISL6525CB-T

Datasheet

- 14-SOIC (0.154", 3.90mm Width) Bulk Obsolete Transistor Driver Step-Down Positive Buck 1 1 10.8V ~ 13.2V 200kHz 100% Yes No - Frequency Control, Phase Control, Power Good, Soft Start 0°C ~ 70°C (TA) - - Surface Mount 14-SOIC
NCP81109JMNTXG

NCP81109JMNTXG

IC REG BUCK CTLR 48QFN

onsemi

0 -
RFQ

-

- 48-VFQFN Exposed Pad Tape & Reel (TR) Obsolete - - - - - - - - - - - - - - - - Surface Mount 48-QFN (6x6)
MAX5022EPA+

MAX5022EPA+

IC REG CTLR FLYBK/FWRD CONV 8DIP

Analog Devices Inc./Maxim Integrated

0 -
RFQ
MAX5022EPA+

Datasheet

- 8-DIP (0.300", 7.62mm) Tube Obsolete Transistor Driver Step-Up/Step-Down Positive, Isolation Capable Flyback, Forward Converter 1 1 11V ~ 28V 262kHz 75% No No - - -40°C ~ 85°C (TA) - - Through Hole 8-PDIP
ISL6526IR-TR5146

ISL6526IR-TR5146

SWITCHING CONTROLLER, VOLTAGE-MO

Intersil

6,000 -
RFQ

-

- 16-VQFN Exposed Pad Bulk Active Transistor Driver Step-Down Positive Buck 1 1 2.97V ~ 3.63V 600kHz 1 Yes No - Enable, Phase Control -40°C ~ 85°C (TA) - - Surface Mount 16-QFN (5x5)
TL594CD

TL594CD

IC REG CTRLR MULT TOP 16SOIC

Texas Instruments

2,855 -
RFQ
TL594CD

Datasheet

- 16-SOIC (0.154", 3.90mm Width) Bulk Obsolete Transistor Driver Step-Up, Step-Down, Step-Up/Step-Down Positive Buck, Boost, Flyback, Forward Converter, Full-Bridge, Half-Bridge, Push-Pull 2 1 7V ~ 40V 1kHz ~ 300kHz 97% No No - Dead Time Control, Frequency Control 0°C ~ 70°C (TA) - - Surface Mount 16-SOIC
ISL6527ACR

ISL6527ACR

SWITCHING CONTROLLER

Intersil

3,301 -
RFQ
ISL6527ACR

Datasheet

- 16-VQFN Exposed Pad Tube Obsolete Transistor Driver Step-Down Positive Buck 1 1 2.97V ~ 3.63V 300kHz 100% Yes No - Enable, Phase Control 0°C ~ 70°C (TA) - - Surface Mount 16-QFN (5x5)
ISL6527ACB-T

ISL6527ACB-T

SWITCHING CONTROLLER

Intersil

2,500 -
RFQ
ISL6527ACB-T

Datasheet

- 14-SOIC (0.154", 3.90mm Width) Bulk Obsolete Transistor Driver Step-Down Positive Buck 1 1 2.97V ~ 3.63V 300kHz 100% Yes No - Enable, Phase Control 0°C ~ 70°C (TA) - - Surface Mount 14-SOIC
UC3843BVD

UC3843BVD

IC REG CTRLR FLYBACK 14SOIC

onsemi

0 -
RFQ
UC3843BVD

Datasheet

- 14-SOIC (0.154", 3.90mm Width) Tube Obsolete Transistor Driver Step-Up, Step-Up/Step-Down Positive, Isolation Capable Boost, Flyback 1 1 7.6V ~ 30V Up to 500kHz 96% No No - Frequency Control -40°C ~ 105°C (TA) - - Surface Mount 14-SOIC
UC2843ADW

UC2843ADW

SWITCHING CONTROLLER

Texas Instruments

47,743 -
RFQ
UC2843ADW

Datasheet

- 16-SOIC (0.295", 7.50mm Width) Bulk Active Transistor Driver Step-Up, Step-Down, Step-Up/Step-Down Positive, Isolation Capable Boost, Buck, Flyback, Forward 1 1 7.6V ~ 30V Up to 500kHz 96% No No - Frequency Control -40°C ~ 85°C (TA) - - Surface Mount 16-SOIC
SG1577DY

SG1577DY

DUAL SWITCHING CONTROLLER

Fairchild Semiconductor

1,066 -
RFQ
SG1577DY

Datasheet

- 20-DIP (0.300", 7.62mm) Tube Obsolete - - - - 2 - 8V ~ 15V - 95% - - - - -40°C ~ 85°C (TA) - - Through Hole 20-DIP
UCC3813PWTR-5

UCC3813PWTR-5

IC REG CTRLR MULT TOP 8TSSOP

Texas Instruments

0 -
RFQ
UCC3813PWTR-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 31kHz 49% No No - Frequency Control 0°C ~ 70°C (TA) - - Surface Mount 8-TSSOP
TL3845D-8

TL3845D-8

IC REG CTRLR MULT TOPOLOGY 8SOIC

Texas Instruments

680 -
RFQ
TL3845D-8

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Bulk Obsolete Transistor Driver Step-Up, Step-Up/Step-Down Positive Boost, Flyback, Forward Converter 1 1 7.6V ~ 30V 100kHz 48% No No - Frequency Control 0°C ~ 70°C (TA) Automotive AEC-Q100 Surface Mount 8-SOIC
UCC3813PW-1

UCC3813PW-1

IC REG CTRLR MULT TOP 8TSSOP

Texas Instruments

0 -
RFQ
UCC3813PW-1

Datasheet

- 8-TSSOP (0.173", 4.40mm Width) Bulk Obsolete Transistor Driver Step-Up, Step-Up/Step-Down Positive Boost, Flyback, Forward Converter 1 1 7.4V ~ 12V 46kHz 49% No No - Frequency Control 0°C ~ 70°C (TA) - - Surface Mount 8-TSSOP
ISL6526IB-TR5146

ISL6526IB-TR5146

SWITCHING CONTROLLER, VOLTAGE-MO

Intersil

2,500 -
RFQ
ISL6526IB-TR5146

Datasheet

- 14-SOIC (0.154", 3.90mm Width) Bulk Active Transistor Driver Step-Down Positive Buck 1 1 2.97V ~ 3.63V 600kHz 1 Yes No - Enable, Phase Control -40°C ~ 85°C (TA) - - Surface Mount 14-SOIC
ISL6426CR

ISL6426CR

SWITCHING CONTROLLER

Intersil

2,280 -
RFQ
ISL6426CR

Datasheet

- 16-VQFN Exposed Pad Bulk Active Transistor Driver Step-Down Positive Buck 1 1 2.97V ~ 3.63V 100kHz ~ 700kHz 96% Yes Yes - Enable, Frequency Control, Phase Control, Soft Start 0°C ~ 70°C - - Surface Mount 16-QFN (5x5)
ISL6426IR

ISL6426IR

SWITCHING CONTROLLER

Intersil

2,080 -
RFQ
ISL6426IR

Datasheet

- 16-VQFN Exposed Pad Bulk Active Transistor Driver Step-Down Positive Buck 1 1 2.97V ~ 3.63V 100kHz ~ 700kHz 96% Yes Yes - Enable, Frequency Control, Phase Control, Soft Start -40°C ~ 85°C - - Surface Mount 16-QFN (5x5)
TL3844DG4-8

TL3844DG4-8

IC REG CTRLR BST FLYBK PWM 8SOIC

Texas Instruments

1,011 -
RFQ
TL3844DG4-8

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Tube Obsolete Transistor Driver Step-Up, Step-Up/Step-Down Positive Boost, Flyback, Forward 1 1 10V ~ 30V Up to 500kHz 48% No No - Frequency Control 0°C ~ 70°C (TA) - - Surface Mount 8-SOIC
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