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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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
LM5156HQPWPRQ12.2MHZ WIDE VIN AUTOMOTIVE NON-S |
14,627 | - |
|
Datasheet |
- | 14-PowerTSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive | Boost, Flyback, SEPIC | 1 | 1 | 2.97V ~ 60V | 100kHz ~ 2.2MHz | 93% | No | No | - | Current Limit, Enable, Frequency Control, Power Good, Soft Start | -40°C ~ 125°C | Automotive | AEC-Q100 | Surface Mount | 14-HTSSOP |
|
LM51561HQPWPRQ12.2MHZ WIDE VIN AUTOMOTIVE NON-S |
3,295 | - |
|
Datasheet |
- | 14-PowerTSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive | Boost, Flyback, SEPIC | 1 | 1 | 2.97V ~ 60V | 100kHz ~ 2.2MHz | 93% | No | No | - | Current Limit, Enable, Frequency Control, Power Good, Soft Start | -40°C ~ 125°C | Automotive | AEC-Q100 | Surface Mount | 14-HTSSOP |
|
UC2524ANIC REG CTRLR MULT TOPOLOGY 16DIP |
898 | - |
|
Datasheet |
- | 16-DIP (0.300", 7.62mm) | Tube | Active | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive | Boost, Flyback, Forward Converter, Full-Bridge, Half-Bridge, Push-Pull | 2 | 1 | 8V ~ 40V | 500kHz | 45% | No | No | - | Frequency Control | -40°C ~ 85°C (TA) | - | - | Through Hole | 16-PDIP |
|
UC3524ANIC REG CTRLR MULT TOPOLOGY 16DIP |
373 | - |
|
Datasheet |
- | 16-DIP (0.300", 7.62mm) | Tube | Active | Transistor Driver | Step-Up, Step-Down, Step-Up/Step-Down | Positive | Buck, Boost, Flyback, Forward Converter, Full-Bridge, Half-Bridge, Push-Pull | 2 | 1 | 8V ~ 40V | 500kHz | 45% | No | No | - | Frequency Control | 0°C ~ 70°C (TA) | - | - | Through Hole | 16-PDIP |
|
LM25085AMY/NOPBIC REG CTRLR BUCK 8MSOP |
1,152 | - |
|
Datasheet |
- | 8-PowerTSSOP, 8-MSOP (0.118", 3.00mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 42V | Up to 1MHz | 100% | No | No | - | Current Limit, Frequency Control | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 8-HVSSOP |
|
LM3478MAX/NOPBIC REG CTRLR MULT TOPOLOGY 8SOIC |
2,545 | - |
|
Datasheet |
- | 8-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive | Boost, Flyback, SEPIC | 1 | 1 | 2.97V ~ 40V | 100kHz ~ 1MHz | 100% | No | No | - | Enable, Frequency Control | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 8-SOIC |
|
|
LM5022QDGSRQ1IC REG CTRLR BOOST/SEPIC 10VSSOP |
2,428 | - |
|
Datasheet |
- | 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive | Boost, SEPIC | 1 | 1 | 6V ~ 60V | 200kHz ~ 2.24MHz | 95% | No | Yes | - | Frequency Control, Soft Start | -40°C ~ 125°C (TJ) | Automotive | AEC-Q100 | Surface Mount | 10-VSSOP |
|
LM5030SD/NOPBIC REG CTRLR MULT TOPOLOGY 10SON |
3,010 | - |
|
Datasheet |
- | 10-WDFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Up/Step-Down | Positive, Isolation Capable | Full-Bridge, Half-Bridge, Push-Pull | 2 | 1 | 14V ~ 90V | 200kHz, 600kHz | 50% | No | No | - | Frequency Control, Soft Start | -40°C ~ 105°C (TA) | - | - | Surface Mount | 10-WSON (4x4) |
|
|
LM5030MMX/NOPBIC REG CTRLR MULT TOP 10MSOP |
2,068 | - |
|
Datasheet |
- | 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Up/Step-Down | Positive, Isolation Capable | Full-Bridge, Half-Bridge, Push-Pull | 2 | 1 | 14V ~ 90V | 200kHz, 600kHz | 50% | No | No | - | Frequency Control, Soft Start | -40°C ~ 105°C (TA) | - | - | Surface Mount | 10-VSSOP |
|
MIC2176-2YMMIC REG CTRLR BUCK 10MSOP |
245 | - |
|
Datasheet |
Hyper Speed Control® | 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) | Tube | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 75V | 200kHz | 93% | Yes | No | - | Enable | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 10-MSOP |
|
|
LM51561QDSSRQ1IC POWER |
2,142 | - |
|
Datasheet |
- | 12-WFDFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive | Boost, Flyback, SEPIC | 1 | 1 | 3.5V ~ 60V | 100kHz ~ 2.2MHz | 93% | No | Yes | - | Current Limit, Enable, Frequency Control, Power Good, Soft Start | -40°C ~ 150°C (TJ) | Automotive | AEC-Q100 | Surface Mount | 12-WSON (3x2) |
|
|
TPS43061RTERIC REG CTRLR BOOST 16WQFN |
14,231 | - |
|
Datasheet |
- | 16-WFQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Up | Positive | Boost | 1 | 1 | 4.5V ~ 38V | 50kHz ~ 1MHz | - | Yes | No | - | Enable, Frequency Control, Power Good, Soft Start | -40°C ~ 150°C (TJ) | - | - | Surface Mount | 16-WQFN (3x3) |
|
SG3525ANGIC REG CTRLR PUSH-PULL 16DIP |
878 | - |
|
Datasheet |
- | 16-DIP (0.300", 7.62mm) | Tube | Active | Transistor Driver | Step-Up/Step-Down | Positive | Push-Pull | 2 | 1 | 8V ~ 35V | 100Hz ~ 400kHz | 49% | Yes | Yes | - | Enable, Frequency Control, Soft Start | 0°C ~ 70°C (TA) | - | - | Through Hole | 16-PDIP |
|
|
TPS40195PWRIC REG CTRLR BUCK 16TSSOP |
10,388 | - |
|
Datasheet |
- | 16-TSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 20V | 100kHz ~ 600kHz | 85% | Yes | Yes | - | Current Limit, Enable, Frequency Control, Power Good, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 16-TSSOP |
|
BD9306AFVM-TRIC REG CTRLR BOOST 8MSOP |
23,877 | - |
|
Datasheet |
- | 8-VSSOP, 8-MSOP (0.110", 2.80mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Up | Positive | Boost | 1 | 1 | 4.2V ~ 18V | 100kHz ~ 800kHz | 100% | No | No | - | Enable, Frequency Control | -40°C ~ 85°C (TA) | - | - | Surface Mount | 8-MSOP |
|
|
LM5085SD/NOPBIC REG CTRLR BUCK 8WSON |
4,282 | - |
|
Datasheet |
- | 8-WFDFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 75V | Up to 1MHz | 100% | No | No | - | Current Limit, Enable, On Time Control | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 8-WSON (3x3) |
|
|
LM5020MM-2/NOPBIC REG CTRLR FLYBACK 10MSOP |
3,301 | - |
|
Datasheet |
- | 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Up/Step-Down | Positive | Flyback | 1 | 1 | 8V ~ 15V | 200kHz ~ 630kHz | 50% | No | Yes | - | Frequency Control, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 10-VSSOP |
|
|
LM5085MME/NOPBIC REG CTRLR BUCK 8VSSOP |
1,510 | - |
|
Datasheet |
- | 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 75V | Up to 1MHz | 100% | No | No | - | Current Limit, Enable, On Time Control | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 8-VSSOP |
|
LM5085MY/NOPBIC REG CTRLR BUCK 8MSOP |
825 | - |
|
Datasheet |
- | 8-PowerTSSOP, 8-MSOP (0.118", 3.00mm Width) | Tape & Reel (TR) | Not For New Designs | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 75V | Up to 1MHz | 100% | No | No | - | Current Limit, Enable, On Time Control | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 8-HVSSOP |
|
LM5020SD-1/NOPBIC REG CTRLR FLYBACK 10WSON |
705 | - |
|
Datasheet |
- | 10-WDFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Up/Step-Down | Positive | Flyback | 1 | 1 | 8V ~ 15V | 200kHz ~ 630kHz | 80% | No | Yes | - | Frequency Control, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 10-WSON (4x4) |

