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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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UCC1800JLOW-POWER BICMOS CURRENT-MODE PW |
0 | - |
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UCC280x | 8-CDIP (0.300", 7.62mm) | Tube | Active | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive | Boost, Flyback, Forward Converter | 1 | 1 | 6.9V ~ 11V | Up to 1MHz | 100% | No | Yes | - | Frequency Control, Soft Start | -55°C ~ 125°C (TA) | - | - | Through Hole | 8-CDIP |
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UC2525AJREGULATING PULSE WIDTH MODULATOR |
0 | - |
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Datasheet |
- | 16-CDIP (0.300", 7.62mm) | Tube | Active | Transistor Driver | Step-Up, Step-Down, Step-Up/Step-Down | Positive | Boost, Flyback, Forward, Full-Bridge, Half-Bridge, Push-Pull | 2 | 1 | 8V ~ 35V | 100Hz ~ 500kHz | 49% | Yes | Yes | - | Dead Time Control, Frequency Control, Ramp, Soft Start | -25°C ~ 85°C (TA) | - | - | Through Hole | 16-CDIP |
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UC2526AJREGULATING PULSE WIDTH MODULATOR |
0 | - |
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Datasheet |
- | 18-CDIP (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 | 4.5V ~ 35V, 8V ~ 35V | 1Hz ~ 400kHz | 49% | Yes | Yes | - | Enable, Frequency Control, Reset, Soft Start | -25°C ~ 85°C (TA) | - | - | Through Hole | 18-CDIP |
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TL5001AMFKBPWM CONTROLLER WITH WIDE INPUT R |
0 | - |
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Datasheet |
- | 20-CLCC | Tube | Active | Transistor Driver | Step-Up, Step-Down, Step-Up/Step-Down | Positive | Boost, Buck, Flyback | 1 | 1 | 3.6V ~ 40V | 20kHz ~ 500kHz | 100% | No | No | - | Dead Time Control, Frequency Control, Ramp, Soft Start | -55°C ~ 125°C (TA) | - | - | Surface Mount | 20-LCCC (8.89x8.89) |
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UC2524AJADVANCED REGULATING PULSE WIDTH |
0 | - |
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- |
- | 16-CDIP (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-CDIP |
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UCC1804J883BLOW-POWER BICMOS CURRENT-MODE PW |
0 | - |
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Datasheet |
UCC280x | 8-CDIP (0.300", 7.62mm) | Tube | Active | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive | Boost, Flyback, Forward Converter | 1 | 1 | 8.3V ~ 12V | 46kHz | 49% | No | No | - | Current Limit, Dead Time Control, Soft Start | -55°C ~ 125°C | - | - | Through Hole | 8-CDIP |
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UCC1800J883BLOW-POWER BICMOS CURRENT-MODE PW |
0 | - |
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Datasheet |
UCC280x | 8-CDIP (0.300", 7.62mm) | Tube | Active | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive | Boost, Flyback, Forward Converter | 1 | 1 | 6.9V ~ 11V | Up to 1MHz | 100% | No | Yes | - | Frequency Control, Soft Start | -55°C ~ 125°C (TA) | - | - | Through Hole | 8-CDIP |
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LM5020MMX-1/S1PROTOTYPE |
0 | - |
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Datasheet |
- | 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) | Bulk | Active | Transistor Driver | Step-Up/Step-Down | Positive | Boost, Flyback, Forward Converter, SEPIC | 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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UCC1802JLOW-POWER BICMOS CURRENT-MODE PW |
0 | - |
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Datasheet |
UCC280x | 8-CDIP (0.300", 7.62mm) | Tube | Active | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive | Boost, Flyback, Forward Converter | 1 | 1 | 8.3V ~ 12V | Up to 1MHz | 99% | No | No | - | Current Limit, Dead Time Control, Soft Start | -55°C ~ 125°C | - | - | Through Hole | 8-CDIP |
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UCC1803J883BLOW-POWER BICMOS CURRENT-MODE PW |
0 | - |
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Datasheet |
- | 8-CDIP (0.300", 7.62mm) | Tube | Active | Transistor Driver | Step-Up/Step-Down | Positive | Boost, Buck, Flyback, Forward Converter | 1 | 1 | 3.6V ~ 11V | Up to 1MHz | 99% | No | No | - | Current Limit, Dead Time Control, Soft Start | -55°C ~ 125°C | - | - | Through Hole | 8-CDIP |
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TL5001AMJGBPWM CONTROLLER WITH WIDE INPUT R |
0 | - |
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Datasheet |
- | 8-CDIP (0.300", 7.62mm) | Tube | Active | Transistor Driver | Step-Up, Step-Down, Step-Up/Step-Down | Positive | Boost, Buck, Flyback | 1 | 1 | 3.6V ~ 40V | 20kHz ~ 500kHz | 100% | No | No | - | Dead Time Control, Frequency Control, Ramp, Soft Start | -55°C ~ 125°C (TA) | - | - | Through Hole | 8-CDIP |
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8551502VAREGULATING PULSE WIDTH MODULATOR |
0 | - |
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Datasheet |
- | 18-CDIP (0.300", 7.62mm) | Tube | Active | Transistor Driver | Step-Up/Step-Down | Positive and Negative | Boost, Buck, Flyback, Forward, Full-Bridge, Half-Bridge, Push-Pull | 2 | 1 | 7V ~ 35V | 1Hz ~ 600kHz | 49% | Yes | Yes | - | Enable, Frequency Control, Reset, Soft Start | -55°C ~ 125°C (TA) | - | - | Through Hole | 18-CDIP |
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85515022AREGULATING PULSE WIDTH MODULATOR |
0 | - |
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Datasheet |
- | 20-CLCC | Tube | Active | Transistor Driver | Step-Up/Step-Down | Positive and Negative | Boost, Buck, Flyback, Forward, Full-Bridge, Half-Bridge, Push-Pull | 2 | 1 | 7V ~ 35V | 1Hz ~ 600kHz | 49% | Yes | Yes | - | Enable, Frequency Control, Reset, Soft Start | -55°C ~ 125°C (TA) | - | - | Surface Mount | 20-LCCC (8.89x8.89) |
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UCC1800L883BLOW-POWER BICMOS CURRENT-MODE PW |
0 | - |
|
Datasheet |
UCC280x | 20-CLCC | Tube | Active | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive | Boost, Flyback, Forward Converter | 1 | 1 | 6.9V ~ 11V | Up to 1MHz | 100% | No | Yes | - | Frequency Control, Soft Start | -55°C ~ 125°C (TA) | - | - | Surface Mount | 20-LCCC (8.89x8.89) |
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LM3485MMX/S7001693PROTOTYPE |
0 | - |
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- | 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) | Bulk | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 35V | 50kHz ~ 1MHz | 100% | No | No | - | Enable | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 8-VSSOP |
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LM51561QDSSTQ1PROTOTYPE |
0 | - |
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Datasheet |
- | 12-WFDFN Exposed Pad | Bulk | 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) | - | - | Surface Mount | 12-WSON (3x2) |
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UCC1801JLOW-POWER BICMOS CURRENT-MODE PW |
0 | - |
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Datasheet |
UCC280x | 8-CDIP (0.300", 7.62mm) | Tube | Active | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive | Boost, Flyback, Forward Converter | 1 | 1 | 7.4V ~ 12V | Up to 1MHz | 49% | No | No | - | Current Limit, Dead Time Control, Soft Start | -55°C ~ 125°C | - | - | Through Hole | 8-CDIP |
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SG3524NSPROTOTYPE |
0 | - |
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- |
- | 16-SOIC (0.209", 5.30mm Width) | Tube | Active | Transistor Driver | Step-Up/Step-Down | Positive | Flyback, Push-Pull | 2 | 1 | 8V ~ 40V | 450kHz | 45% | No | No | - | Current Limit, Enable, Frequency Control | 0°C ~ 70°C (TA) | - | - | Surface Mount | 16-SO |
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ASP1405I-00IC GATE |
0 | - |
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- |
- | - | Bulk | Obsolete | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
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LM5177DCPIC REG |
0 | - |
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Datasheet |
- | 38-PowerTFSOP (0.173", 4.40mm Width) | Tube | Active | Transistor Driver | Step-Up/Step-Down | Positive | Buck-Boost | 1 | 1 | 3.5V ~ 78V | 100kHz ~ 2MHz | 100% | No | Yes | - | Dead Time Control, Enable, Power Good, Power On Reset, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 38-HTSSOP |

