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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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
UC3845BD1IC REG CTRLR BOOST/FLYBACK 8SO |
1,990 | - |
|
Datasheet |
- | 8-SOIC (0.154", 3.90mm Width) | Tube | 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 ~ 150°C (TJ) | - | - | Surface Mount | 8-SOIC |
|
TL3844PIC REG CTRLR BST FLYBK PWM 8-DIP |
674 | - |
|
Datasheet |
- | 8-DIP (0.300", 7.62mm) | Bulk | Active | 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) | - | - | Through Hole | 8-PDIP |
|
UC2843BD1013TRIC REG CTRLR BOOST/FLYBACK 8SO |
3,954 | - |
|
Datasheet |
- | 8-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 | 96% | No | No | - | Frequency Control | -25°C ~ 85°C (TA) | - | - | Surface Mount | 8-SOIC |
|
SG2524DIC REG CTRLR MULT TOP 16SOIC |
3,258 | - |
|
Datasheet |
- | 16-SOIC (0.154", 3.90mm Width) | Tube | Active | Transistor Driver | Step-Up, Step-Down, Step-Up/Step-Down | Positive, Isolation Capable | Buck, Boost, Flyback, Forward Converter, Full-Bridge, Half-Bridge, Push-Pull | 2 | 1 | 8V ~ 40V | 450kHz | 45% | No | No | - | Current Limit, Frequency Control | -25°C ~ 85°C (TA) | - | - | Surface Mount | 16-SOIC |
|
|
UC3844ADIC REG CTRLR PWM CM 14SOIC |
428 | - |
|
Datasheet |
- | 14-SOIC (0.154", 3.90mm Width) | Bulk | Active | - | - | - | - | - | - | - | - | - | - | - | - | - | 0°C ~ 70°C (TA) | - | - | Surface Mount | 14-SOIC |
|
NCP12510CSN65T1GCURRENT-MODE PWM CONTROLL |
8,756 | - |
|
Datasheet |
- | SOT-23-6 Thin, TSOT-23-6 | Tape & Reel (TR) | Active | PWM | Step-Up/Step-Down | Positive | Flyback | 1 | 1 | 5V ~ 20V | 65kHz | 84% | No | No | - | Current Sense | 150°C (TJ) | - | - | Surface Mount | 6-TSOP |
|
|
UC2842BD1R2GIC REG CTRLR BST FLYBK ISO 8SOIC |
4,329 | - |
|
Datasheet |
- | 8-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 | 8-SOIC |
|
|
UC3844BVD1R2GIC REG CTRLR PWM CM 8-SOIC |
4,939 | - |
|
Datasheet |
- | 8-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 ~ 36V | Up to 500kHz | 48% | No | No | - | Frequency Control | -40°C ~ 105°C (TA) | - | - | Surface Mount | 8-SOIC |
|
R1211N002B-TR-FEPWM STEP-UP DCDC CONTROLLER |
2,712 | - |
|
Datasheet |
- | SOT-23-6 | Tape & Reel (TR) | Active | PWM | Step-Up | Positive | Boost | 1 | 1 | 2.5V ~ 6V | 700kHz | 90% | No | No | - | Enable | -40°C ~ 85°C | - | - | Surface Mount | SOT-23-6W |
|
MIC38C43YMIC REG CTRLR MULT TOPOLOGY 8SOIC |
275 | - |
|
Datasheet |
- | 8-SOIC (0.154", 3.90mm Width) | Tube | 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 |
|
UC3843BDR2GIC REG CTRLR FLYBACK 14SOIC |
2,263 | - |
|
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 | 96% | No | No | - | Frequency Control | 0°C ~ 70°C (TA) | - | - | Surface Mount | 14-SOIC |
|
NCP1562ADBR2GIC REG CTRLR FWRD CONV 16TSSOP |
0 | - |
|
Datasheet |
- | 16-TSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Up/Step-Down | Positive, Isolation Capable | Forward Converter | 2 | 1 | 23.2V ~ 100V | 246kHz ~ 1MHz | 85% | Yes | Yes | - | Current Limit, Frequency Control, Ramp, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 16-TSSOP |
|
UC2844ANIC CUR-MODE PWM CONT 8-DIP |
801 | - |
|
Datasheet |
UCx84xA | 8-DIP (0.300", 7.62mm) | Tube | Active | - | - | - | - | - | - | - | - | - | - | - | - | - | -40°C ~ 85°C (TA) | - | - | Through Hole | 8-PDIP |
|
|
UC3845DIC REG CTRLR MULT TOP 14SOIC |
944 | - |
|
Datasheet |
- | 14-SOIC (0.154", 3.90mm Width) | Tube | Active | - | - | - | - | - | - | - | - | - | - | - | - | - | 0°C ~ 70°C (TA) | - | - | Surface Mount | 14-SOIC |
|
UC3843DIC REG CTRLR MULT TOP 14SOIC |
235 | - |
|
Datasheet |
UCx84x | 14-SOIC (0.154", 3.90mm Width) | Tube | Active | - | - | - | - | - | - | - | - | - | - | - | - | - | 0°C ~ 70°C (TA) | - | - | Surface Mount | 14-SOIC |
|
MCP1632-AAE/MSIC REG CTRLR MULT TOPOLOGY 8MSOP |
427 | - |
|
Datasheet |
- | 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) | Tube | Active | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive | Boost, Cuk, Flyback, SEPIC | 1 | 1 | 3V ~ 5.5V | 300kHz | 85% | Yes | No | - | Enable | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 8-MSOP |
|
TPS64200DBVRIC REG CTRLR BUCK SOT23-6 |
1,681 | - |
|
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 |
|
TPS64203DBVRIC REG CTRLR BUCK SOT23-6 |
11,334 | - |
|
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 |
|
TPS40304ADRCTIC REG CTRLR BUCK 10SON |
2,689 | - |
|
Datasheet |
- | 10-VFDFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 3V ~ 20V | 600kHz | 90% | Yes | No | - | Enable, Power Good, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 10-VSON (3x3) |
|
|
LM3475MFX/NOPBIC REG CTRLR BUCK SOT23-5 |
1,391 | - |
|
Datasheet |
- | SC-74A, SOT-753 | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 2.7V ~ 10V | - | 100% | No | No | - | Enable | -40°C ~ 125°C (TJ) | - | - | Surface Mount | SOT-23-5 |

