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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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
R1224N102M-TR-FEPWM/VFM STEP-DOWN DCDC CONTROLLE |
5,950 | - |
|
Datasheet |
- | SC-74A, SOT-753 | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 2.3V ~ 18.5V | 180kHz | 100% | No | No | - | Enable | -40°C ~ 85°C | - | - | Surface Mount | SOT-23-5 |
|
TSM108IDTIC REG CTRLR BUCK 14SOIC |
5,311 | - |
|
Datasheet |
- | 14-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 9V ~ 32V | 100kHz | 95% | No | No | - | Enable, Frequency Control | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 14-SO |
|
|
UCC28C45DGKRIC REG CTRLR MULT TOP 8VSSOP |
11,223 | - |
|
Datasheet |
- | 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive | Boost, Flyback, Forward Converter | 1 | 1 | 7.6V ~ 18V | Up to 1MHz | 48% | No | No | - | Frequency Control | -40°C ~ 105°C (TJ) | - | - | Surface Mount | 8-VSSOP |
|
|
UCC28C44DGKRIC OFFLINE CTRLR PWM UVLO 8VSSOP |
9,941 | - |
|
Datasheet |
- | 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive | Boost, Flyback, Forward Converter | 1 | 1 | 9V ~ 18V | Up to 1MHz | 48% | No | No | - | Frequency Control | -40°C ~ 105°C (TJ) | - | - | Surface Mount | 8-VSSOP |
|
|
UCC28C42DGKRIC OFFLINE CTRLR PWM UVLO 8VSSOP |
5,845 | - |
|
Datasheet |
- | 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive | Boost, Flyback, Forward Converter | 1 | 1 | 9V ~ 18V | Up to 1MHz | 96% | No | No | - | Frequency Control | -40°C ~ 105°C (TJ) | - | - | Surface Mount | 8-VSSOP |
|
UCC38C43DRIC REG CTRLR MULT TOPOLOGY 8SOIC |
2,082 | - |
|
Datasheet |
- | 8-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive | Boost, Flyback, Forward Converter | 1 | 1 | 7.6V ~ 18V | Up to 1MHz | 96% | No | No | - | Frequency Control | 0°C ~ 70°C (TJ) | - | - | Surface Mount | 8-SOIC |
|
TPS40041DRBRIC REG CTRLR BUCK 8SON |
2,785 | - |
|
Datasheet |
- | 8-VDFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 2.25V ~ 5.5V | 600kHz | 95% | Yes | No | - | Enable | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 8-SON (3x3) |
|
MCP1630VT-E/MSIC REG CTRLR MULT TOPOLOGY 8MSOP |
563 | - |
|
Datasheet |
- | 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Up, Step-Down, Step-Up/Step-Down | Positive, Isolation Capable | Buck, Boost, Buck-Boost, Flyback, SEPIC | 1 | 1 | 3V ~ 5.5V | - | - | Yes | No | - | - | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 8-MSOP |
|
MCP1630-E/MSIC REG CTRLR MULT TOPOLOGY 8MSOP |
300 | - |
|
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, Buck-Boost, Flyback, SEPIC | 1 | 1 | 3V ~ 5.5V | - | - | Yes | No | - | - | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 8-MSOP |
|
S-8356M50MC-MFJT2UIC REG CTRLR BOOST SOT23-5 |
2,973 | - |
|
Datasheet |
- | SC-74A, SOT-753 | Tape & Reel (TR) | Active | Transistor Driver | Step-Up | Positive | Boost | 1 | 1 | 0.9V ~ 10V | 300kHz | 85% | No | No | - | Enable | -40°C ~ 85°C (TA) | - | - | Surface Mount | SOT-23-5 |
|
|
TPS53219ARGTRIC REG CTRLR BUCK 16QFN |
6,304 | - |
|
Datasheet |
D-CAP™, Eco-Mode™ | 16-VFQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 25V | 500kHz | 90% | Yes | No | - | Enable, Frequency Control, Power Good, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 16-VQFN (3x3) |
|
TL5001CDRIC REG CTRLR BCK/BST/FLYBK 8SOIC |
180 | - |
|
Datasheet |
- | 8-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Up, Step-Down, Step-Up/Step-Down | Positive | Buck, Boost, Flyback | 1 | 1 | 3.6V ~ 40V | 20kHz ~ 500kHz | 100% | No | No | - | Dead Time Control, Frequency Control | -20°C ~ 85°C (TA) | - | - | Surface Mount | 8-SOIC |
|
UC3845BVDR2GIC REG CTRLR BOOST/FLYBK 14SOIC |
6,664 | - |
|
Datasheet |
- | 14-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Active | 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 | -40°C ~ 105°C (TA) | - | - | Surface Mount | 14-SOIC |
|
UCC2813DTR-5IC REG CTRLR MULT TOPOLOGY 8SOIC |
9,534 | - |
|
Datasheet |
- | 8-SOIC (0.154", 3.90mm 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-SOIC |
|
UCC2813DTR-3IC REG CTRLR MULT TOPOLOGY 8SOIC |
4,925 | - |
|
Datasheet |
- | 8-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive | Boost, Flyback, Forward Converter | 1 | 1 | 3.6V ~ 12V | - | 99% | No | No | - | Frequency Control | -40°C ~ 85°C (TA) | - | - | Surface Mount | 8-SOIC |
|
RT8108BGSIC REG CTRLR BUCK PWM SOP-8 |
3,373 | - |
|
Datasheet |
- | 8-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.75V ~ 13.2V | 300kHz | 92% | Yes | No | - | Enable, Phase Control | -40°C ~ 85°C (TA) | - | - | Surface Mount | 8-SOP |
|
UC2845BDR2GIC REG CTRLR BOOST/FLYBK 14SOIC |
4,228 | - |
|
Datasheet |
- | 14-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Active | 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) | - | - | Surface Mount | 14-SOIC |
|
UC2842BDR2GIC REG CTRLR PWM CM 14-SOIC |
2,481 | - |
|
Datasheet |
- | 14-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Active | 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 |
|
UC3845BDR2GIC REG CTRLR BOOST/FLYBK 14SOIC |
2,408 | - |
|
Datasheet |
- | 14-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Active | 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) | - | - | Surface Mount | 14-SOIC |
|
SG3524PIC REG CTLR FLYBK/PSH-PLL 16SOIC |
293 | - |
|
Datasheet |
- | 16-SOIC (0.154", 3.90mm Width) | Tube | Active | Transistor Driver | Step-Up/Step-Down | Positive | Flyback, Push-Pull | 2 | 1 | 8V ~ 40V | 300kHz | 45% | No | No | - | Enable | 0°C ~ 70°C (TA) | - | - | Surface Mount | 16-SO |

