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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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TS2509CSPWM BUCK CONTROLLER 3A 500KHZ |
0 | - |
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- | 8-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 3.6V ~ 23V | 500kHz | 100% | No | No | - | Current Limit, Enable, Soft Start | -20°C ~ 125°C | - | - | Surface Mount | 8-SOP |
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TPS40007DGQRG4IC REG CTRLR BUCK 10MSOP |
0 | - |
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Datasheet |
- | 10-PowerTFSOP, 10-MSOP (0.118", 3.00mm Width) | Tape & Reel (TR) | Discontinued at Digi-Key | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 2.25V ~ 5.5V | 300kHz | 94% | Yes | No | - | Current Limit, Enable, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 10-HVSSOP |
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LM1771TSD/NOPBIC REG CTRLR BUCK 6WSON |
0 | - |
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Datasheet |
- | 6-WDFN Exposed Pad | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 2.8V ~ 5.5V | 100kHz ~ 1MHz | - | Yes | No | - | Enable | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 6-WSON (3x3) |
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L6728HTRIC REG CTRLR BUCK 10DFN |
0 | - |
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Datasheet |
- | 10-VFDFN Exposed Pad | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 5V ~ 12V | 300kHz | 80% | Yes | No | - | Enable, Phase Control, Power Good | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 10-DFN (3x3) |
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IRU3038CSTRIC REG CTRLR BUCK/BOOST 14SOIC |
0 | - |
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Datasheet |
- | 14-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Up, Step-Down | Positive | Buck, Boost | 1 | 1 | 4.2V ~ 25V | 200kHz | 90% | Yes | No | - | Frequency Control, Soft Start | 0°C ~ 70°C (TA) | - | - | Surface Mount | 14-SOIC |
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UCC2813DTR-0G4IC REG CTRLR MULT TOPOLOGY 8SOIC |
0 | - |
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Datasheet |
- | 8-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Discontinued at Digi-Key | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive | Boost, Flyback, Forward Converter | 1 | 1 | 6.9V ~ 12V | - | 99% | No | No | - | Frequency Control | -40°C ~ 85°C (TA) | - | - | Surface Mount | 8-SOIC |
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UCC2813DTR-3G4IC REG CTRLR MULT TOPOLOGY 8SOIC |
0 | - |
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Datasheet |
- | 8-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Discontinued at Digi-Key | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive | Boost, Flyback, Forward Converter | 1 | 1 | 3.6V ~ 12V | - | 99% | No | No | - | Frequency Control | -40°C ~ 85°C (TA) | - | - | Surface Mount | 8-SOIC |
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UCC3813DTR-0G4IC REG CTRLR MULT TOPOLOGY 8SOIC |
0 | - |
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Datasheet |
- | 8-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Discontinued at Digi-Key | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive | Boost, Flyback, Forward Converter | 1 | 1 | 6.9V ~ 12V | 46kHz | 99% | No | No | - | Frequency Control | 0°C ~ 70°C (TA) | - | - | Surface Mount | 8-SOIC |
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UCC3813DTR-1IC REG CTRLR MULT TOPOLOGY 8SOIC |
0 | - |
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Datasheet |
- | 8-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive | Boost, Flyback, Forward Converter | 1 | 1 | 7.4V ~ 12V | 46kHz | 49% | No | No | - | Frequency Control | 0°C ~ 70°C (TA) | - | - | Surface Mount | 8-SOIC |
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UCC3813DTR-1G4IC REG CTRLR MULT TOPOLOGY 8SOIC |
0 | - |
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Datasheet |
- | 8-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Discontinued at Digi-Key | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive | Boost, Flyback, Forward Converter | 1 | 1 | 7.4V ~ 12V | 46kHz | 49% | No | No | - | Frequency Control | 0°C ~ 70°C (TA) | - | - | Surface Mount | 8-SOIC |
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SG3524NSRIC REG CTRLR MULT TOPOLOGY 16SO |
0 | - |
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Datasheet |
- | 16-SOIC (0.209", 5.30mm Width) | Tape & Reel (TR) | 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 | 0°C ~ 70°C (TA) | - | - | Surface Mount | 16-SO |
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IXD3221A095MRIC REG CTRLR BUCK SOT25 |
0 | - |
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Datasheet |
- | SC-74A, SOT-753 | Cut Tape (CT) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 2.8V ~ 16V | 500kHz | 100% | No | No | - | Enable, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | SOT-25 |
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IXD3221A09AMRIC REG CTRLR BUCK SOT25 |
0 | - |
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Datasheet |
- | SC-74A, SOT-753 | Cut Tape (CT) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 2.8V ~ 16V | 1MHz | 100% | No | No | - | Enable, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | SOT-25 |
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MP2918GF-Z4V-40V INPUT, CURRENT MODE SYNCH |
0 | - |
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Datasheet |
- | 20-TSSOP (0.173", 4.40mm Width) Exposed Pad | Tape & Reel (TR) | Active | PWM Signal | Step-Down | Positive | Buck | 1 | 1 | 4V ~ 40V | 100kHz ~ 1MHz | 99.5% | Yes | Yes | - | Enable, Frequency Control, Power Good, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 20-TSSOP-EP |
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UCC28C40DG4IC REG CTRLR MULT TOPOLOGY 8SOIC |
0 | - |
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Datasheet |
- | 8-SOIC (0.154", 3.90mm Width) | Tube | Discontinued at Digi-Key | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive | Boost, Flyback, Forward Converter | 1 | 1 | 6.6V ~ 18V | Up to 1MHz | 96% | No | No | - | Frequency Control | -40°C ~ 105°C (TJ) | - | - | Surface Mount | 8-SOIC |
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UCC28C41DG4IC REG CTRLR MULT TOPOLOGY 8SOIC |
0 | - |
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Datasheet |
- | 8-SOIC (0.154", 3.90mm Width) | Tube | Obsolete | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive | Boost, Flyback, Forward Converter | 1 | 1 | 6.6V ~ 18V | Up to 1MHz | 48% | No | No | - | Frequency Control | -40°C ~ 105°C (TJ) | - | - | Surface Mount | 8-SOIC |
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UCC28C42DG4IC OFFLINE CTRLR PWM UVLO 8SOIC |
0 | - |
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Datasheet |
- | 8-SOIC (0.154", 3.90mm Width) | Tube | Obsolete | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive | Boost, Flyback, Forward Converter | 1 | 1 | 9V ~ 18V | Up to 1MHz | 96% | No | No | - | Frequency Control | -40°C ~ 105°C (TJ) | - | - | Surface Mount | 8-SOIC |
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UCC28C43DG4IC REG CTRLR MULT TOPOLOGY 8SOIC |
0 | - |
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Datasheet |
- | 8-SOIC (0.154", 3.90mm Width) | Tube | Obsolete | 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 | -40°C ~ 105°C (TJ) | - | - | Surface Mount | 8-SOIC |
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UCC28C44DG4IC OFFLINE CTRLR PWM UVLO 8SOIC |
0 | - |
|
Datasheet |
- | 8-SOIC (0.154", 3.90mm Width) | Tube | Obsolete | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive | Boost, Flyback, Forward Converter | 1 | 1 | 9V ~ 18V | Up to 1MHz | 48% | No | No | - | Frequency Control | -40°C ~ 105°C (TJ) | - | - | Surface Mount | 8-SOIC |
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UCC38C42DG4IC OFFLINE CTRLR PWM UVLO 8SOIC |
0 | - |
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Datasheet |
- | 8-SOIC (0.154", 3.90mm Width) | Tube | Obsolete | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive | Boost, Flyback, Forward Converter | 1 | 1 | 9V ~ 18V | Up to 1MHz | 96% | No | No | - | Frequency Control | 0°C ~ 70°C (TJ) | - | - | Surface Mount | 8-SOIC |
