Available 24/7 at
0755-82798135DC DC Switching Controllers
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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
AZ7500BP-E1IC REG CTRLR BUCK 16DIP |
0 | - |
|
Datasheet |
- | 16-DIP (0.300", 7.62mm) | Tube | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 7V ~ 36V | 1kHz ~ 200kHz | 45% | No | No | - | Enable | -40°C ~ 85°C (TA) | - | - | Through Hole | 16-DIP |
|
AZ7500EP-E1IC REG CTRLR BUCK 16DIP |
0 | - |
|
- |
- | 16-DIP (0.300", 7.62mm) | Tube | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 7V ~ 36V | 1kHz ~ 200kHz | 45% | No | No | - | Enable | -40°C ~ 85°C (TA) | - | - | Through Hole | 16-DIP |
|
|
RT8228AZQWIC REG CTRLR BUCK 12WQFN |
0 | - |
|
Datasheet |
- | 12-WFQFN Exposed Pad | Tape & Reel (TR) | Discontinued at Digi-Key | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 5.5V | - | - | Yes | No | - | Current Limit, Enable, On Time Control, Phase Control, Power Good | -40°C ~ 85°C (TA) | - | - | Surface Mount | 12-WQFN (2x2) |
|
UC3843ADR2GIC REG CTRLR BUCK 14SOIC |
0 | - |
|
Datasheet |
- | 14-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | 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 | 0°C ~ 70°C (TA) | - | - | Surface Mount | 14-SOIC |
|
RT9214GSIC REG CTRLR BUCK 8SOP |
0 | - |
|
Datasheet |
- | 8-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 5V, 12V | 300kHz | 100% | Yes | No | - | Phase Control | -40°C ~ 85°C (TA) | - | - | Surface Mount | 8-SOP |
|
|
RT8228BGQWIC REG CTRLR BUCK 12WQFN |
0 | - |
|
- |
- | 12-WFQFN Exposed Pad | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 5.5V | - | - | Yes | No | - | Current Limit, Enable, On Time Control, Phase Control, Power Good | -40°C ~ 85°C (TA) | - | - | Surface Mount | 12-WQFN (2x2) |
|
|
TL3843BDRG4IC REG CTRLR MULT TOP 14SOIC |
0 | - |
|
Datasheet |
- | 14-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Discontinued at Digi-Key | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive | Boost, Flyback, Forward | 1 | 1 | 7.6V ~ 30V | Up to 500kHz | 96% | No | No | - | Frequency Control | 0°C ~ 70°C (TA) | - | - | Surface Mount | 14-SOIC |
|
UC2842BDIC REG CTRLR PWM CM 14-SOIC |
0 | - |
|
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 | 10V ~ 30V | Up to 500kHz | 96% | No | No | - | Frequency Control | -25°C ~ 85°C (TA) | - | - | Surface Mount | 14-SOIC |
|
UC2843ADR2GIC REG CTRLR BUCK 14SOIC |
0 | - |
|
Datasheet |
- | 14-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | 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 | -25°C ~ 85°C (TA) | - | - | Surface Mount | 14-SOIC |
|
UC3844BNIC REG CTRLR PWM CM 8-DIP |
0 | - |
|
Datasheet |
- | 8-DIP (0.300", 7.62mm) | Tube | Obsolete | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive, Isolation Capable | Boost, Flyback | 1 | 1 | 10V ~ 36V | Up to 500kHz | 48% | No | No | - | Frequency Control | 0°C ~ 70°C (TA) | - | - | Through Hole | 8-PDIP |
|
IW663-02-SO8AC/DC SECONDARY-SIDE SYNCHRONOUS |
0 | - |
|
- |
- | - | Tape & Reel (TR) | Active | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
|
UC3845NIC REG CTRLR BOOST/FLYBACK 8DIP |
0 | - |
|
Datasheet |
- | 8-DIP (0.300", 7.62mm) | Tube | Obsolete | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive, Isolation Capable | Boost, Flyback | 1 | 1 | 7.6V ~ 30V | Up to 500kHz | 48% | No | No | - | Frequency Control | 0°C ~ 70°C (TA) | - | - | Through Hole | 8-PDIP |
|
UC3844NIC REG CTRLR PWM CM 8-DIP |
0 | - |
|
Datasheet |
- | 8-DIP (0.300", 7.62mm) | Tube | Obsolete | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive, Isolation Capable | Boost, Flyback | 1 | 1 | 10V ~ 30V | Up to 500kHz | 48% | No | No | - | Frequency Control | 0°C ~ 70°C (TA) | - | - | Through Hole | 8-PDIP |
|
AP3585AMPTR-G1IC REG CTRLR BUCK 8SO |
0 | - |
|
Datasheet |
- | 8-SOIC (0.154", 3.90mm Width) Exposed Pad | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 13.2V | 300kHz | 82% | Yes | Yes | - | Enable, Phase Control | -40°C ~ 85°C (TA) | - | - | Surface Mount | 8-SO-EP |
|
AP3585CMPTR-G1IC REG CTRLR BUCK 8SO |
0 | - |
|
Datasheet |
- | 8-SOIC (0.154", 3.90mm Width) Exposed Pad | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 13.2V | 200kHz | 82% | Yes | Yes | - | Enable, Phase Control | -40°C ~ 85°C (TA) | - | - | Surface Mount | 8-SO-EP |
|
RT9612BGSIC REG CTRLR BUCK 8SOP |
0 | - |
|
Datasheet |
- | 8-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Discontinued at Digi-Key | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 13.5V | 500kHz | - | Yes | No | - | Phase Control | -40°C ~ 85°C (TA) | - | - | Surface Mount | 8-SOP |
|
UC3843ANIC REG CTRLR BUCK 8DIP |
0 | - |
|
Datasheet |
- | 8-DIP (0.300", 7.62mm) | Tube | Obsolete | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive, Isolation Capable | Boost, Flyback | 1 | 1 | 8.4V ~ 30V | Up to 500kHz | 96% | No | No | - | Frequency Control | 0°C ~ 70°C (TA) | - | - | Through Hole | 8-PDIP |
|
RT8237AZQWIC REG CTRLR BUCK 10WDFN |
0 | - |
|
Datasheet |
- | 10-WFDFN Exposed Pad | Tape & Reel (TR) | Discontinued at Digi-Key | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 5.5V | 290kHz ~ 430kHz | - | Yes | No | - | Current Limit, Enable, Phase Control, Power Good | -40°C ~ 85°C (TA) | - | - | Surface Mount | 10-WDFN (3x3) |
|
RT8237CZQWIC REG CTRLR BUCK 10WDFN |
0 | - |
|
Datasheet |
- | 10-WFDFN Exposed Pad | Tape & Reel (TR) | Discontinued at Digi-Key | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 5.5V | 290kHz ~ 430kHz | - | Yes | No | - | Current Limit, Enable, Phase Control, Power Good | -40°C ~ 85°C (TA) | - | - | Surface Mount | 10-WDFN (3x3) |
|
UC2845NIC REG CTRLR BOOST/FLYBACK 8DIP |
0 | - |
|
Datasheet |
- | 8-DIP (0.300", 7.62mm) | Tube | Obsolete | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive, Isolation Capable | Boost, Flyback | 1 | 1 | 7.6V ~ 30V | Up to 500kHz | 48% | No | No | - | Frequency Control | -25°C ~ 85°C (TA) | - | - | Through Hole | 8-PDIP |
