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
R1225N332A-TR-FE

R1225N332A-TR-FE

18.5V INPUT PWM/VFM STEP-DOWN DC

Nisshinbo Micro Devices Inc.

0 -
RFQ
R1225N332A-TR-FE

Datasheet

- SOT-23-6 Tape & Reel (TR) Active PWM Step-Down Positive Buck 1 1 2.3V ~ 18.5V 300kHz 100% No No - Enable -40°C ~ 85°C (TA) - - Surface Mount SOT-23-6W
R1225N332B-TR-FE

R1225N332B-TR-FE

18.5V INPUT PWM/VFM STEP-DOWN DC

Nisshinbo Micro Devices Inc.

0 -
RFQ
R1225N332B-TR-FE

Datasheet

- SOT-23-6 Tape & Reel (TR) Active PWM Step-Down Positive Buck 1 1 2.3V ~ 18.5V 500kHz 100% No No - Enable -40°C ~ 85°C (TA) - - Surface Mount SOT-23-6W
R1225N332C-TR-FE

R1225N332C-TR-FE

18.5V INPUT PWM/VFM STEP-DOWN DC

Nisshinbo Micro Devices Inc.

0 -
RFQ
R1225N332C-TR-FE

Datasheet

- SOT-23-6 Tape & Reel (TR) Active PWM Step-Down Positive Buck 1 1 2.3V ~ 18.5V 300kHz 100% No No - Enable -40°C ~ 85°C (TA) - - Surface Mount SOT-23-6W
R1225N332D-TR-FE

R1225N332D-TR-FE

18.5V INPUT PWM/VFM STEP-DOWN DC

Nisshinbo Micro Devices Inc.

0 -
RFQ
R1225N332D-TR-FE

Datasheet

- SOT-23-6 Tape & Reel (TR) Active PWM Step-Down Positive Buck 1 1 2.3V ~ 18.5V 500kHz 100% No No - Enable -40°C ~ 85°C (TA) - - Surface Mount SOT-23-6W
R1225N332J-TR-FE

R1225N332J-TR-FE

18.5V INPUT PWM/VFM STEP-DOWN DC

Nisshinbo Micro Devices Inc.

0 -
RFQ
R1225N332J-TR-FE

Datasheet

- SOT-23-6 Tape & Reel (TR) Active PWM Step-Down Positive Buck 1 1 2.3V ~ 18.5V 180kHz 100% No No - Enable -40°C ~ 85°C (TA) - - Surface Mount SOT-23-6W
R1225N332K-TR-FE

R1225N332K-TR-FE

18.5V INPUT PWM/VFM STEP-DOWN DC

Nisshinbo Micro Devices Inc.

0 -
RFQ
R1225N332K-TR-FE

Datasheet

- SOT-23-6 Tape & Reel (TR) Active PWM Step-Down Positive Buck 1 1 2.3V ~ 18.5V 180kHz 100% No No - Enable -40°C ~ 85°C (TA) - - Surface Mount SOT-23-6W
R1225N362B-TR-FE

R1225N362B-TR-FE

18.5V INPUT PWM/VFM STEP-DOWN DC

Nisshinbo Micro Devices Inc.

0 -
RFQ
R1225N362B-TR-FE

Datasheet

- SOT-23-6 Tape & Reel (TR) Active PWM Step-Down Positive Buck 1 1 2.3V ~ 18.5V 500kHz 100% No No - Enable -40°C ~ 85°C (TA) - - Surface Mount SOT-23-6W
R1225N502A-TR-FE

R1225N502A-TR-FE

18.5V INPUT PWM/VFM STEP-DOWN DC

Nisshinbo Micro Devices Inc.

0 -
RFQ
R1225N502A-TR-FE

Datasheet

- SOT-23-6 Tape & Reel (TR) Active PWM Step-Down Positive Buck 1 1 2.3V ~ 18.5V 300kHz 100% No No - Enable -40°C ~ 85°C (TA) - - Surface Mount SOT-23-6W
R1225N502B-TR-FE

R1225N502B-TR-FE

18.5V INPUT PWM/VFM STEP-DOWN DC

Nisshinbo Micro Devices Inc.

0 -
RFQ
R1225N502B-TR-FE

Datasheet

- SOT-23-6 Tape & Reel (TR) Active PWM Step-Down Positive Buck 1 1 2.3V ~ 18.5V 500kHz 100% No No - Enable -40°C ~ 85°C (TA) - - Surface Mount SOT-23-6W
R1225N502C-TR-FE

R1225N502C-TR-FE

18.5V INPUT PWM/VFM STEP-DOWN DC

Nisshinbo Micro Devices Inc.

0 -
RFQ
R1225N502C-TR-FE

Datasheet

- SOT-23-6 Tape & Reel (TR) Active PWM Step-Down Positive Buck 1 1 2.3V ~ 18.5V 300kHz 100% No No - Enable -40°C ~ 85°C (TA) - - Surface Mount SOT-23-6W
R1225N502D-TR-FE

R1225N502D-TR-FE

18.5V INPUT PWM/VFM STEP-DOWN DC

Nisshinbo Micro Devices Inc.

0 -
RFQ
R1225N502D-TR-FE

Datasheet

- SOT-23-6 Tape & Reel (TR) Active PWM Step-Down Positive Buck 1 1 2.3V ~ 18.5V 500kHz 100% No No - Enable -40°C ~ 85°C (TA) - - Surface Mount SOT-23-6W
R1225N502J-TR-FE

R1225N502J-TR-FE

18.5V INPUT PWM/VFM STEP-DOWN DC

Nisshinbo Micro Devices Inc.

0 -
RFQ
R1225N502J-TR-FE

Datasheet

- SOT-23-6 Tape & Reel (TR) Active PWM Step-Down Positive Buck 1 1 2.3V ~ 18.5V 180kHz 100% No No - Enable -40°C ~ 85°C (TA) - - Surface Mount SOT-23-6W
R1225N502K-TR-FE

R1225N502K-TR-FE

18.5V INPUT PWM/VFM STEP-DOWN DC

Nisshinbo Micro Devices Inc.

0 -
RFQ
R1225N502K-TR-FE

Datasheet

- SOT-23-6 Tape & Reel (TR) Active PWM Step-Down Positive Buck 1 1 2.3V ~ 18.5V 180kHz 100% No No - Enable -40°C ~ 85°C (TA) - - Surface Mount SOT-23-6W
R1225N542A-TR-FE

R1225N542A-TR-FE

18.5V INPUT PWM/VFM STEP-DOWN DC

Nisshinbo Micro Devices Inc.

0 -
RFQ
R1225N542A-TR-FE

Datasheet

- SOT-23-6 Tape & Reel (TR) Active PWM Step-Down Positive Buck 1 1 2.3V ~ 18.5V 300kHz 100% No No - Enable -40°C ~ 85°C (TA) - - Surface Mount SOT-23-6W
R1225N552K-TR-FE

R1225N552K-TR-FE

18.5V INPUT PWM/VFM STEP-DOWN DC

Nisshinbo Micro Devices Inc.

0 -
RFQ
R1225N552K-TR-FE

Datasheet

- SOT-23-6 Tape & Reel (TR) Active PWM Step-Down Positive Buck 1 1 2.3V ~ 18.5V 180kHz 100% No No - Enable -40°C ~ 85°C (TA) - - Surface Mount SOT-23-6W
R1225N602C-TR-FE

R1225N602C-TR-FE

18.5V INPUT PWM/VFM STEP-DOWN DC

Nisshinbo Micro Devices Inc.

0 -
RFQ
R1225N602C-TR-FE

Datasheet

- SOT-23-6 Tape & Reel (TR) Active PWM Step-Down Positive Buck 1 1 2.3V ~ 18.5V 300kHz 100% No No - Enable -40°C ~ 85°C (TA) - - Surface Mount SOT-23-6W
R1225N602D-TR-FE

R1225N602D-TR-FE

18.5V INPUT PWM/VFM STEP-DOWN DC

Nisshinbo Micro Devices Inc.

0 -
RFQ
R1225N602D-TR-FE

Datasheet

- SOT-23-6 Tape & Reel (TR) Active PWM Step-Down Positive Buck 1 1 2.3V ~ 18.5V 500kHz 100% No No - Enable -40°C ~ 85°C (TA) - - Surface Mount SOT-23-6W
R1225N602K-TR-FE

R1225N602K-TR-FE

18.5V INPUT PWM/VFM STEP-DOWN DC

Nisshinbo Micro Devices Inc.

0 -
RFQ
R1225N602K-TR-FE

Datasheet

- SOT-23-6 Tape & Reel (TR) Active PWM Step-Down Positive Buck 1 1 2.3V ~ 18.5V 180kHz 100% No No - Enable -40°C ~ 85°C (TA) - - Surface Mount SOT-23-6W
XC9121B091MR-G

XC9121B091MR-G

STEP-UP DCDC CONTROLLER MAX.DUTY

Torex Semiconductor Ltd

0 -
RFQ
XC9121B091MR-G

Datasheet

XC9121 SC-74A, SOT-753 Tape & Reel (TR) Not For New Designs Transistor Driver Step-Up Positive Boost 1 1 1.8V ~ 6V 100kHz 93% No No - Enable -40°C ~ 85°C - - Surface Mount SOT-25-5
XC9122B091MR-G

XC9122B091MR-G

STEP-UP DC/DC CONTROLLER, MAXDUT

Torex Semiconductor Ltd

0 -
RFQ
XC9122B091MR-G

Datasheet

XC9122 SC-74A, SOT-753 Tape & Reel (TR) Not For New Designs Transistor Driver Step-Up Positive Boost 1 1 1.8V ~ 6V 100kHz 93% No No - Enable -40°C ~ 85°C - - Surface Mount SOT-25-5
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