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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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LM5035AMHX/NOPBIC REG CTRLR HALF-BRIDGE 20TSSOP |
0 | - |
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Datasheet |
- | 20-PowerTSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Up/Step-Down | Positive, Isolation Capable | Half-Bridge | 1 | 1 | 13V ~ 105V | 200kHz, 500kHz | - | Yes | Yes | - | Frequency Control, Ramp, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 20-HTSSOP |
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LM5035AMH/NOPBIC REG CTRLR HALF-BRIDGE 20TSSOP |
0 | - |
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Datasheet |
- | 20-PowerTSSOP (0.173", 4.40mm Width) | Tube | Obsolete | Transistor Driver | Step-Up/Step-Down | Positive, Isolation Capable | Half-Bridge | 1 | 1 | 13V ~ 105V | 200kHz, 500kHz | - | Yes | Yes | - | Frequency Control, Ramp, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 20-HTSSOP |
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SG1577SZIC REG CTRLR BUCK/BOOST 20-SOP |
0 | - |
|
- |
- | 20-SOIC (0.295", 7.50mm Width) | Tape & Reel (TR) | Obsolete | - | - | - | - | 2 | - | 8V ~ 15V | - | 95% | - | - | - | - | -40°C ~ 85°C (TA) | - | - | Surface Mount | 20-SOIC |
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UC2524NG4IC REG CTRLR MULT TOPOLOGY 16DIP |
0 | - |
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Datasheet |
- | 16-DIP (0.300", 7.62mm) | Tube | Obsolete | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive | Boost, Flyback, Forward Converter, Full-Bridge, Half-Bridge, Push-Pull | 2 | 1 | 8V ~ 40V | 300kHz | 45% | No | No | - | Current Limit, Enable, Frequency Control, Ramp | -25°C ~ 85°C (TA) | - | - | Through Hole | 16-PDIP |
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UC2526AQG3IC REG CTRLR MULT TOP 20PLCC |
0 | - |
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Datasheet |
- | 20-LCC (J-Lead) | Tube | Obsolete | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive | 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 | -25°C ~ 85°C (TA) | - | - | Surface Mount | 20-PLCC (9x9) |
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UC2573NG4IC REG CTRLR BUCK 8DIP |
0 | - |
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Datasheet |
- | 8-DIP (0.300", 7.62mm) | Tube | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.75V ~ 30V | 100kHz | 92% | No | No | - | Current Limit, Ramp | -40°C ~ 85°C (TA) | - | - | Through Hole | 8-PDIP |
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UC2578NIC REG CTRLR BUCK 16DIP |
0 | - |
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Datasheet |
- | 16-DIP (0.300", 7.62mm) | Tube | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 14V ~ 72V | 110kHz | 90% | No | No | - | Current Limit, Soft Start | -40°C ~ 85°C (TA) | - | - | Through Hole | 16-PDIP |
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UC2825AQG3IC REG CTRLR MULT TOP 20PLCC |
0 | - |
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Datasheet |
- | 20-LCC (J-Lead) | Tube | Obsolete | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive | Boost, Flyback, Forward Converter, Full-Bridge, Half-Bridge, Push-Pull | 2 | 1 | 8.4V ~ 22V | 400kHz ~ 1MHz | 50% | No | No | - | Current Limit, Frequency Control, Ramp, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 20-PLCC (9x9) |
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UC2843AQIC REG CTRLR MULT TOP 20PLCC |
0 | - |
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Datasheet |
- | 20-LCC (J-Lead) | Tube | Obsolete | - | - | - | - | - | - | - | - | - | - | - | - | - | -40°C ~ 125°C (TA) | - | - | Surface Mount | 20-PLCC (9x9) |
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UC2874DW-1G4IC REG CTRLR BUCK 18SOIC |
0 | - |
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Datasheet |
- | 18-SOIC (0.295", 7.50mm Width) | Tube | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 9V ~ 36V | Up to 300kHz | 100% | Yes | No | - | Soft Start | -25°C ~ 85°C (TA) | - | - | Surface Mount | 18-SOIC |
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UC2874DW-2G4IC REG CTRLR BUCK 18SOIC |
0 | - |
|
Datasheet |
- | 18-SOIC (0.295", 7.50mm Width) | Tube | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.4V ~ 36V | Up to 300kHz | 100% | Yes | No | - | Soft Start | -25°C ~ 85°C (TA) | - | - | Surface Mount | 18-SOIC |
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UC2874N-1G4IC REG CTRLR BUCK 18DIP |
0 | - |
|
- |
- | 18-DIP (0.300", 7.62mm) | Tube | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 9V ~ 36V | Up to 300kHz | 100% | Yes | No | - | Soft Start | -25°C ~ 85°C (TA) | - | - | Through Hole | 18-PDIP |
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UC3525AQG3IC REG CTRLR MULT TOP 20PLCC |
0 | - |
|
Datasheet |
- | 20-LCC (J-Lead) | Tube | 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 | 8V ~ 35V | 100Hz ~ 400kHz | 49% | Yes | Yes | - | Enable, Frequency Control, Soft Start | 0°C ~ 70°C (TA) | - | - | Surface Mount | 20-PLCC (9x9) |
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UC3573NG4IC REG CTRLR BUCK 8DIP |
0 | - |
|
Datasheet |
- | 8-DIP (0.300", 7.62mm) | Tube | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.75V ~ 30V | 100kHz | 92% | No | No | - | Current Limit, Ramp | 0°C ~ 70°C (TA) | - | - | Through Hole | 8-PDIP |
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UC3827N-1G4IC REG CTRLR MULT TOPOLOGY 24DIP |
0 | - |
|
Datasheet |
- | 24-DIP (0.600", 15.24mm) | Tube | Obsolete | Transistor Driver | Step-Down, Step-Up/Step-Down | Positive | Buck, Full-Bridge, Push-Pull | 3 | 1 | 7.6V ~ 20V | 220kHz | 91% | Yes | Yes | - | Frequency Control, Ramp, Soft Start | 0°C ~ 70°C (TA) | - | - | Through Hole | 24-PDIP |
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UC3856QG3IC REG CTRLR MULT TOP 20PLCC |
0 | - |
|
Datasheet |
- | 20-LCC (J-Lead) | Tube | 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 | 200kHz | 47% | Yes | Yes | - | Enable, Frequency Control, Soft Start | 0°C ~ 70°C (TA) | - | - | Surface Mount | 20-PLCC (9x9) |
|
UC3874N-2G4IC REG CTRLR BUCK 18DIP |
0 | - |
|
Datasheet |
- | 18-DIP (0.300", 7.62mm) | Tube | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.4V ~ 36V | Up to 300kHz | 100% | Yes | No | - | Soft Start | 0°C ~ 70°C (TA) | - | - | Through Hole | 18-PDIP |
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UCC25705PG4IC REG CTRLR MULT TOPOLOGY 8DIP |
0 | - |
|
Datasheet |
- | 8-DIP (0.300", 7.62mm) | Tube | Obsolete | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive, Isolation Capable | Boost, Flyback, Forward Converter | 1 | 1 | 8.2V ~ 15V | 1MHz | 93% | No | No | - | Current Limit | -40°C ~ 85°C (TA) | - | - | Through Hole | 8-PDIP |
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UCC2580N-1G4IC REG CTRLR FWRD CONV 16DIP |
0 | - |
|
Datasheet |
- | 16-DIP (0.300", 7.62mm) | Tube | Obsolete | Transistor Driver | Step-Up/Step-Down | Positive | Forward Converter | 2 | 1 | 8.5V ~ 16V | 400kHz | 66% | No | No | - | Enable, Ramp, Soft Start | -40°C ~ 85°C (TA) | - | - | Through Hole | 16-PDIP |
|
UCC2580N-3G4IC REG CTRLR FWRD CONV 16DIP |
0 | - |
|
Datasheet |
- | 16-DIP (0.300", 7.62mm) | Tube | Obsolete | Transistor Driver | Step-Up/Step-Down | Positive or Negative | Forward Converter | 2 | 1 | 8.5V ~ 16V | 400kHz | 66% | No | No | - | Enable, Ramp, Soft Start | -40°C ~ 85°C (TA) | - | - | Through Hole | 16-PDIP |
