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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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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LM25148RGYR42-V SYNCHRONOUS BUCK DC/DC CONT |
5,592 | - |
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Datasheet |
- | 24-VFQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 3.5V ~ 42V | 100kHz ~ 2.2MHz | 100% | Yes | Yes | - | Current Limit, Power Good, Ramp, Soft Start | -40°C ~ 125°C | - | - | Surface Mount | 24-VQFN (5.5x3.5) |
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LM3488MMX/NOPBIC REG CTRLR MULT TOP 8VSSOP |
4,201 | - |
|
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, SEPIC | 1 | 1 | 2.97V ~ 40V | 100kHz ~ 1MHz | 100% | No | Yes | - | Enable, Frequency Control | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 8-VSSOP |
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LM3478MMX/NOPBIC REG CTRLR MULT TOP 8VSSOP |
5,540 | - |
|
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, SEPIC | 1 | 1 | 2.97V ~ 40V | 100kHz ~ 1MHz | 100% | No | No | - | Enable, Frequency Control | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 8-VSSOP |
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LM3481MMX/NOPBIC REG CTRLR MULT TOP 10MSOP |
9,495 | - |
|
Datasheet |
- | 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive | Boost, Flyback, SEPIC | 1 | 1 | 2.97V ~ 48V | 100kHz ~ 1MHz | 85% | No | Yes | - | Enable, Frequency Control, Ramp, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 10-VSSOP |
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LM5022MMX/NOPBIC REG CTRLR BOOST/SEPIC 10MSOP |
3,051 | - |
|
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 ~ 990kHz | 95% | No | Yes | - | Frequency Control, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 10-VSSOP |
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LM5156QDSSRQ1IC POWER |
6,745 | - |
|
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) |
|
UCC2897APWRIC REG CTRLR MULT TOP 20TSSOP |
3,263 | - |
|
Datasheet |
- | 20-TSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Up/Step-Down | Positive, Isolation Capable | Flyback, Forward Converter | 1 | 1 | 8.5V ~ 16V | 250kHz | 70% | Yes | Yes | - | Current Limit, Enable, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 20-TSSOP |
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TPS43060RTERIC REG CTRLR BOOST 16WQFN |
4,995 | - |
|
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) |
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|
LM5085MM/NOPBIC REG CTRLR BUCK 8VSSOP |
3,384 | - |
|
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 |
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LM5020MM-1/NOPBIC REG CTRLR FLYBACK 10MSOP |
1,112 | - |
|
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 | 80% | No | Yes | - | Frequency Control, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 10-VSSOP |
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LM3488MM/NOPBIC REG CTRLR MULT TOP 8VSSOP |
3,579 | - |
|
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, SEPIC | 1 | 1 | 2.97V ~ 40V | 100kHz ~ 1MHz | 100% | No | Yes | - | Enable, Frequency Control | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 8-VSSOP |
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|
LM3478MM/NOPBIC REG CTRLR MULT TOP 8VSSOP |
4,969 | - |
|
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, SEPIC | 1 | 1 | 2.97V ~ 40V | 100kHz ~ 1MHz | 100% | No | No | - | Enable, Frequency Control | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 8-VSSOP |
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|
LM3481MM/NOPBIC REG CTRLR MULT TOP 10MSOP |
10,735 | - |
|
Datasheet |
- | 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive | Boost, Flyback, SEPIC | 1 | 1 | 2.97V ~ 48V | 100kHz ~ 1MHz | 85% | No | Yes | - | Enable, Frequency Control, Ramp, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 10-VSSOP |
|
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TPS43060RTETIC REG CTRLR BOOST 16WQFN |
1,475 | - |
|
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) |
|
UC3526ADWTRIC REG CTRLR MULT TOP 18SOIC |
1,277 | - |
|
Datasheet |
- | 18-SOIC (0.295", 7.50mm Width) | Tape & Reel (TR) | 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 | 7V ~ 35V | 1Hz ~ 600kHz | 49% | Yes | Yes | - | Enable, Frequency Control, Reset, Soft Start | 0°C ~ 70°C (TA) | - | - | Surface Mount | 18-SOIC |
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LM5026MTX/NOPBIC REG CTRLR FWRD CONV 16TSSOP |
2,790 | - |
|
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 | 8V ~ 15V | 200kHz ~ 590kHz | 70%, 80% | No | Yes | - | Dead Time Control, Frequency Control, Reset, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 16-TSSOP |
|
TPS40210QDGQRQ1IC REG CTRLR MULT TOP 10MSOP |
4,143 | - |
|
Datasheet |
- | 10-PowerTFSOP, 10-MSOP (0.118", 3.00mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive | Boost, Flyback, SEPIC | 1 | 1 | 4.5V ~ 52V | 35kHz ~ 1MHz | - | No | Yes | - | Enable, Frequency Control, Soft Start | -40°C ~ 125°C (TJ) | Automotive | AEC-Q100 | Surface Mount | 10-HVSSOP |
|
LM25088MHX-1/NOPBIC REG CTRLR BUCK 16TSSOP |
10,887 | - |
|
Datasheet |
- | 16-PowerTSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 42V | 50kHz ~ 1MHz | - | No | Yes | - | Enable, Frequency Control, Ramp, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 16-HTSSOP |
|
|
LM25037MTX/NOPBIC REG CTRLR MULT TOP 16TSSOP |
2,352 | - |
|
Datasheet |
- | 16-TSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Up/Step-Down | Positive, Isolation Capable | Full-Bridge, Half-Bridge, Push-Pull | 1 | 1 | 5.5V ~ 75V | 2MHz | 96% | No | No | - | Current Limit, Dead Time Control, Enable, Ramp, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 16-TSSOP |
|
LM3150MHX/NOPBIC REG CTRLR BUCK 14TSSOP |
1,355 | - |
|
Datasheet |
SIMPLE SWITCHER® | 14-PowerTSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 6V ~ 42V | Up to 1MHz | - | Yes | No | - | Current Limit, Enable, On Time Control, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 14-HTSSOP |

