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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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TL594CNE440V, 0.2A 300KHZ PWM CONTROLLER |
0 | - |
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Datasheet |
- | 16-DIP (0.300", 7.62mm) | Tube | Active | Transistor Driver | Step-Up, Step-Down, Step-Up/Step-Down | Positive | Boost, Buck, Flyback, Forward Converter, Full-Bridge, Half-Bridge, Push-Pull | 2 | 1 | 7V ~ 40V | 1kHz ~ 300kHz | 45% | No | No | - | Current Limit, Dead Time Control, Frequency Control | 0°C ~ 70°C (TA) | - | - | Through Hole | 16-PDIP |
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TL594CDRG4IC REG CTRLR MULT TOP 16SOIC |
0 | - |
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Datasheet |
- | 16-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Obsolete | 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 ~ 40V | 1kHz ~ 300kHz | 97% | No | No | - | Dead Time Control, Frequency Control | 0°C ~ 70°C (TA) | - | - | Surface Mount | 16-SOIC |
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E-UC2842BD1013TRIC REG CTRLR BST FLYBK ISO 8SOIC |
0 | - |
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Datasheet |
- | 8-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Obsolete | Transistor Driver | 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 |
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E-UC2844BD1013TRIC REG CTRLR BST FLYBK ISO 8SOIC |
0 | - |
|
Datasheet |
- | 8-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Up/Step-Down | Positive, Isolation Capable | Boost, Flyback | 1 | 1 | 10V ~ 30V | Up to 500kHz | 48% | No | No | - | Frequency Control | -25°C ~ 85°C (TA) | - | - | Surface Mount | 8-SOIC |
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UC3844ANIC REG CTRLR PWM CM 8-MINIDIP |
0 | - |
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Datasheet |
- | 8-DIP (0.300", 7.62mm) | Tube | Obsolete | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive, Isolation Capable | Boost, Flyback | 1 | 1 | 10V ~ 30V | Up to 500kHz | 48% | No | No | - | Frequency Control | 0°C ~ 70°C (TA) | - | - | Through Hole | 8-Mini DIP |
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UC3843AD1IC REG CTRLR BOOST/FLYBACK 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, Isolation Capable | Boost, Flyback | 1 | 1 | 10V ~ 30V | Up to 500kHz | 96% | No | No | - | Frequency Control | 0°C ~ 70°C (TA) | - | - | Surface Mount | 8-SOIC |
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UC3844AD1IC REG CTRLR BST FLYBK ISO 8SOIC |
0 | - |
|
Datasheet |
- | 8-SOIC (0.154", 3.90mm Width) | Tube | Obsolete | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive, Isolation Capable | Boost, Flyback | 1 | 1 | 10V ~ 30V | Up to 500kHz | 48% | No | No | - | Frequency Control | 0°C ~ 70°C (TA) | - | - | Surface Mount | 8-SOIC |
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E-UC2842BD1IC REG CTRLR BST FLYBK ISO 8SOIC |
0 | - |
|
Datasheet |
- | 8-SOIC (0.154", 3.90mm Width) | Tube | Obsolete | Transistor Driver | 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 |
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E-UC2843BD1IC REG CTRLR BOOST/FLYBACK 8SOIC |
0 | - |
|
Datasheet |
- | 8-SOIC (0.154", 3.90mm Width) | Tube | Obsolete | Transistor Driver | 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 |
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E-UC2845BD1IC REG CTRLR BOOST/FLYBACK 8SOIC |
0 | - |
|
Datasheet |
- | 8-SOIC (0.154", 3.90mm Width) | Tube | Obsolete | Transistor Driver | Step-Up/Step-Down | Positive, Isolation Capable | Boost, Flyback | 1 | 1 | 7.6V ~ 30V | Up to 500kHz | 48% | No | No | - | Frequency Control | -25°C ~ 85°C (TA) | - | - | Surface Mount | 8-SOIC |
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TL3842PE4ECONOMY SINGLE ENDED 500KHZ CURR |
0 | - |
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- |
- | 8-DIP (0.300", 7.62mm) | Tube | Active | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive | Boost, Flyback, Forward | 1 | 1 | 10V ~ 30V | 500kHz | 97% | No | No | - | Current Limit, Frequency Control | 0°C ~ 70°C | - | - | Through Hole | 8-PDIP |
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AP3591FNTR-G1IC REG CTRLR BUCK U-QFN3535-14 |
0 | - |
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Datasheet |
- | 14-VFQFN Exposed Pad | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 26V | - | - | Yes | No | - | Enable, On Time Control, Phase Control, Power Good | -40°C ~ 85°C (TA) | - | - | Surface Mount | U-QFN3535-14 |
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TL594CNG4IC REG CTRLR MULT TOPOLOGY 16DIP |
0 | - |
|
Datasheet |
- | 16-DIP (0.300", 7.62mm) | Tube | Discontinued at Digi-Key | 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 ~ 40V | 1kHz ~ 300kHz | 97% | No | No | - | Dead Time Control, Frequency Control | 0°C ~ 70°C (TA) | - | - | Through Hole | 16-PDIP |
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TL594ING4IC REG CTRLR MULT TOPOLOGY 16DIP |
0 | - |
|
Datasheet |
- | 16-DIP (0.300", 7.62mm) | Tube | Discontinued at Digi-Key | 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 ~ 40V | 1kHz ~ 300kHz | 97% | No | No | - | Dead Time Control, Frequency Control | -40°C ~ 85°C (TA) | - | - | Through Hole | 16-PDIP |
|
UC2844ANIC REG CTRLR PWM CM 8DIP |
0 | - |
|
Datasheet |
- | 8-DIP (0.300", 7.62mm) | Tube | Obsolete | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive, Isolation Capable | Boost, Flyback | 1 | 1 | 10V ~ 30V | Up to 500kHz | 48% | No | No | - | Frequency Control | -25°C ~ 85°C (TA) | - | - | Through Hole | 8-Mini DIP |
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TL594INSRG4IC REG CTRLR MULT TOPOLOGY 16SO |
0 | - |
|
Datasheet |
- | 16-SOIC (0.209", 5.30mm Width) | Tape & Reel (TR) | Discontinued at Digi-Key | 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 ~ 40V | 1kHz ~ 300kHz | 97% | No | No | - | Dead Time Control, Frequency Control | -40°C ~ 85°C (TA) | - | - | Surface Mount | 16-SO |
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NCP1450ASN50T1IC REG CTRLR BOOST 5TSOP |
0 | - |
|
Datasheet |
- | SOT-23-5 Thin, TSOT-23-5 | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Up | Positive | Boost | 1 | 1 | 0.9V ~ 6V | 180kHz | 80% | No | No | - | Enable | -40°C ~ 85°C (TA) | - | - | Surface Mount | 5-TSOP |
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NCP1450ASN33T1IC REG CTRLR BOOST 5TSOP |
0 | - |
|
Datasheet |
- | SOT-23-5 Thin, TSOT-23-5 | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Up | Positive | Boost | 1 | 1 | 0.9V ~ 6V | 180kHz | 80% | No | No | - | Enable | -40°C ~ 85°C (TA) | - | - | Surface Mount | 5-TSOP |
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NCP1450ASN30T1IC REG CTRLR BOOST 5TSOP |
0 | - |
|
Datasheet |
- | SOT-23-5 Thin, TSOT-23-5 | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Up | Positive | Boost | 1 | 1 | 0.9V ~ 6V | 180kHz | 80% | No | No | - | Enable | -40°C ~ 85°C (TA) | - | - | Surface Mount | 5-TSOP |
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RT8209MGQWIC REG CTRLR BUCK 14WQFN |
0 | - |
|
Datasheet |
- | 14-PowerWFQFN | Tape & Reel (TR) | Discontinued at Digi-Key | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 5.5V | - | - | Yes | No | - | Current Limit, Enable, On Time Control, Phase Control, Power Good | -40°C ~ 85°C (TA) | - | - | Surface Mount | 14-WQFN (3.5x3.5) |
