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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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
MIC38C43YM-TRIC REG CTRLR MULT TOPOLOGY 8SOIC |
1,697 | - |
|
Datasheet |
- | 8-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 | 7.6V ~ 20V | 500kHz | 96% | Yes | No | - | Frequency Control | -40°C ~ 85°C (TA) | - | - | Surface Mount | 8-SOIC |
|
NCP81239AMNTXGIC CTLR I2C CONF SWITCHING 32QFN |
2,500 | - |
|
Datasheet |
- | 32-VFQFN Exposed Pad | Tape & Reel (TR) | Not For New Designs | PWM Signal | Step-Up, Step-Down | Positive | Buck, Boost | 1 | 2 | 4.5V ~ 28V | 150kHz ~ 1.2MHz | - | No | Yes | I2C | Current Limit, Enable, Frequency Control, On Time Control, Ramp, Soft Start | -40°C ~ 100°C | - | - | Surface Mount | 32-QFN (5x5) |
|
TL2843PIC REG CTRLR MULT TOPOLOGY 8DIP |
2,048 | - |
|
Datasheet |
- | 8-DIP (0.300", 7.62mm) | Bulk | Active | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive | Boost, Flyback, Forward | 1 | 1 | 7.6V ~ 30V | Up to 500kHz | 97% | No | No | - | Frequency Control | -40°C ~ 85°C (TA) | - | - | Through Hole | 8-PDIP |
|
TPS64201DBVRIC REG CTRLR BUCK SOT23-6 |
206 | - |
|
Datasheet |
- | SOT-23-6 | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive or Negative | Buck | 1 | 1 | 1.8V ~ 6.5V | - | 100% | No | No | - | Enable | -40°C ~ 85°C (TA) | - | - | Surface Mount | SOT-23-6 |
|
TPS64202DBVRIC REG CTRLR BUCK SOT23-6 |
7,458 | - |
|
Datasheet |
- | SOT-23-6 | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive or Negative | Buck | 1 | 1 | 1.8V ~ 6.5V | - | 100% | No | No | - | Enable | -40°C ~ 85°C (TA) | - | - | Surface Mount | SOT-23-6 |
|
TSM108IDIC REG CTRLR BUCK 14SOIC |
782 | - |
|
Datasheet |
- | 14-SOIC (0.154", 3.90mm Width) | Tube | 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 |
|
|
UCC38C43DGKRIC REG CTRLR MULT TOP 8VSSOP |
2,450 | - |
|
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 | 96% | No | No | - | Frequency Control | 0°C ~ 70°C (TJ) | - | - | Surface Mount | 8-VSSOP |
|
NCP5269MNTWGIC REG CTRLR BUCK 20QFN |
668 | - |
|
Datasheet |
- | 20-VFQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 5.5V | 300kHz, 400kHz, 600kHz | - | Yes | No | - | Enable, Frequency Control, Power Good | -40°C ~ 100°C (TA) | - | - | Surface Mount | 20-QFN (3x3) |
|
RT8813DGQWIC PWM CTRLR WQFN-24 |
2,983 | - |
|
- |
- | 24-WFQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 26V | 150kHz ~ 600kHz | - | Yes | No | - | Current Limit, Enable, Frequency Control, Phase Control, Power Good, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 24-WQFN (4x4) |
|
S-8355Q15MC-OWAT2UIC REG CTRLR BOOST SOT23-5 |
2,857 | - |
|
Datasheet |
- | SC-74A, SOT-753 | Tape & Reel (TR) | Active | Transistor Driver | Step-Up | Positive | Boost | 1 | 1 | 0.9V ~ 10V | 600kHz | 85% | No | No | - | Enable | -40°C ~ 85°C (TA) | - | - | Surface Mount | SOT-23-5 |
|
TPS64203DBVTIC REG CTRLR BUCK SOT23-6 |
477 | - |
|
Datasheet |
- | SOT-23-6 | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive or Negative | Buck | 1 | 1 | 1.8V ~ 6.5V | - | 100% | No | No | - | Enable | -40°C ~ 85°C (TA) | - | - | Surface Mount | SOT-23-6 |
|
TL5001CPSRIC REG CTRLR BCK/BOOST/FLYBK 8SO |
1,993 | - |
|
Datasheet |
- | 8-SOIC (0.209", 5.30mm 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-SO |
|
LM2737MTCX/NOPBIC REG CTRLR BUCK 14TSSOP |
1,424 | - |
|
Datasheet |
- | 14-TSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 5.5V | 50kHz ~ 2MHz | 90% | Yes | No | - | Current Limit, Enable, Frequency Control, Power Good, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 14-TSSOP |
|
TPS51117PWRIC REG CTRLR BUCK 14TSSOP |
1,410 | - |
|
Datasheet |
D-CAP™ | 14-TSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 5.5V | - | - | Yes | No | - | Enable, On Time Control, Power Good | -40°C ~ 85°C (TA) | - | - | Surface Mount | 14-TSSOP |
|
TPS40041DRBTIC REG CTRLR BUCK 8SON |
558 | - |
|
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) |
|
|
LM1770SMF/NOPBIC REG CTRLR BUCK SOT23-5 |
975 | - |
|
Datasheet |
- | SC-74A, SOT-753 | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 2.8V ~ 5.5V | 100kHz ~ 1MHz | - | Yes | No | - | - | -40°C ~ 125°C (TJ) | - | - | Surface Mount | SOT-23-5 |
|
RT9232BGSIC REG CTRLR BUCK PWM SOP-14 |
5,000 | - |
|
Datasheet |
- | 14-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 10.8V ~ 13.2V | 200kHz, 50kHz ~ 800kHz | 100% | Yes | No | - | Current Limit, Dead Time Control, Enable, Frequency Control, Phase Control, Power Good, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 14-SOP |
|
TL5001CPSIC REG CTRLR BCK/BOOST/FLYBK 8SO |
431 | - |
|
Datasheet |
- | 8-SOIC (0.209", 5.30mm Width) | Bulk | 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-SO |
|
|
TPS53211RGTTIC REG CTRLR BUCK 16QFN |
146 | - |
|
Datasheet |
- | 16-VFQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 14V | 250kHz ~ 1MHz | 70% | Yes | No | - | Enable, Frequency Control, Phase Control, Power Good | -40°C ~ 85°C (TA) | - | - | Surface Mount | 16-VQFN (3x3) |
|
A6727TRIC REG CTRLR BUCK 8SOIC |
1,970 | - |
|
Datasheet |
- | 8-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.1V ~ 13.2V | 300kHz | 80% | Yes | No | - | Enable, Phase Control | -40°C ~ 150°C (TJ) | Automotive | AEC-Q100 | Surface Mount | 8-SOIC |

