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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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MAX5071BASA+TIC REG CTRLR FLYBACK 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 | Flyback | 1 | 1 | 10.8V ~ 30V | 20kHz ~ 1MHz | 49.8% | No | Yes | - | Frequency Control | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 8-SOIC |
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UCC3800DIC 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-Down, Step-Up/Step-Down | Positive | Buck, 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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MIC38C43-1BMIC REG CTRLR MULT TOP 14SOIC |
0 | - |
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Datasheet |
- | 14-SOIC (0.154", 3.90mm Width) | Bulk | Discontinued at Digi-Key | Transistor Driver | Step-Up, Step-Down, Step-Up/Step-Down | Positive, Isolation Capable | Buck, Boost, Flyback, Forward Converter | 1 | 1 | 7.6V ~ 20V | 500kHz | 96% | Yes | No | - | Frequency Control | -40°C ~ 85°C (TA) | - | - | Surface Mount | 14-SOIC |
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MIC38C45-1BMIC REG CTRLR MULT TOP 14SOIC |
0 | - |
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Datasheet |
- | 14-SOIC (0.154", 3.90mm Width) | Bulk | Discontinued at Digi-Key | Transistor Driver | Step-Up, Step-Down, Step-Up/Step-Down | Positive, Isolation Capable | Buck, Boost, Flyback, Forward Converter | 1 | 1 | 7.6V ~ 20V | 500kHz | 50% | Yes | No | - | Frequency Control | -40°C ~ 85°C (TA) | - | - | Surface Mount | 14-SOIC |
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ISL8104CRZ-TIC REG CTRLR BUCK 16QFN |
0 | - |
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Datasheet |
- | 16-VQFN Exposed Pad | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 7.6V ~ 15.4V | 200kHz ~ 1.5MHz | 100% | Yes | No | - | Current Limit, Enable, Frequency Control, Soft Start | 0°C ~ 70°C (TA) | - | - | Surface Mount | 16-QFN (4x4) |
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LM2742MTC/NOPBIC REG CTRLR BUCK 14TSSOP |
0 | - |
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Datasheet |
- | 14-TSSOP (0.173", 4.40mm Width) | Tube | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 5.5V | 50kHz ~ 2MHz | 90% | Yes | No | - | Current Limit, Enable, Frequency Control, Power Good, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 14-TSSOP |
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MCP1651RT-E/MSIC REG CTRLR MULT TOPOLOGY 8MSOP |
0 | - |
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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 | 2.7V ~ 5.5V | 750kHz | 80% | No | No | - | Current Limit, Enable, Low Battery, Power Good | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 8-MSOP |
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MCP1651ST-E/MSIC REG CTRLR MULT TOPOLOGY 8MSOP |
0 | - |
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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 | 2.7V ~ 5.5V | 750kHz | 80% | No | No | - | Current Limit, Enable, Low Battery, Power Good | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 8-MSOP |
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MCP1652RT-E/MSIC REG CTRLR MULT TOPOLOGY 8MSOP |
0 | - |
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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 | 2.7V ~ 5.5V | 750kHz | 80% | No | No | - | Current Limit, Enable, Low Battery, Power Good | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 8-MSOP |
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MCP1652ST-E/MSIC REG CTRLR MULT TOPOLOGY 8MSOP |
0 | - |
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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 | 2.7V ~ 5.5V | 750kHz | 80% | No | No | - | Current Limit, Enable, Low Battery, Power Good | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 8-MSOP |
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RT8125EGQWIC REG CTRLR BUCK PWM WDFN-10 |
0 | - |
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Datasheet |
- | 10-WFDFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 1.5V ~ 24V | 300kHz | - | Yes | No | - | Current Limit, Enable, Frequency Control, Phase Control, Power Good, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 10-WDFN (3x3) |
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MPQ2918GF-PINDUSTRIAL GRADE.4V-40V INPUT, C |
0 | - |
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Datasheet |
MPQ | 20-TSSOP (0.173", 4.40mm Width) Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4V ~ 40V | 100kHz ~ 1MHz | 99.5% | Yes | Yes | - | Current Limit, Dead Time Control, Enable, Frequency Control, Power Good, Soft Start, Sync | -40°C ~ 125°C (TJ) | Automotive | AEC-Q100 | Surface Mount | 20-TSSOP-EP |
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SC2602STRTIC REG CTRLR BUCK 14SOIC |
0 | - |
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Datasheet |
- | 14-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.2V ~ 12.6V | 200kHz | 95% | Yes | No | - | Enable, Phase Control, Power Good, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 14-SOIC |
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E-L6911CIC REG CTRLR BUCK 20SOIC |
0 | - |
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Datasheet |
- | 20-SOIC (0.295", 7.50mm Width) | Tube | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 5V ~ 12V | 200kHz | 100% | Yes | No | - | Current Limit, Frequency Control, Phase Control, Power Good, Soft Start | 0°C ~ 125°C (TJ) | - | - | Surface Mount | 20-SO |
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L6911ETRIC REG CTRLR BUCK 20SOIC |
0 | - |
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Datasheet |
- | 20-SOIC (0.295", 7.50mm Width) | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 12V | 200kHz | 100% | Yes | No | - | Current Limit, Frequency Control, Phase Control, Power Good, Soft Start | 0°C ~ 125°C (TJ) | - | - | Surface Mount | 20-SO |
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L6911DTRIC REG CTRLR BUCK 20SOIC |
0 | - |
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Datasheet |
- | 20-SOIC (0.295", 7.50mm Width) | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 5V ~ 12V | 200kHz | 100% | Yes | No | - | Current Limit, Frequency Control, Phase Control, Power Good, Soft Start | 0°C ~ 125°C (TJ) | - | - | Surface Mount | 20-SO |
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L6911CIC REG CTRLR BUCK 20SOIC |
0 | - |
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Datasheet |
- | 20-SOIC (0.295", 7.50mm Width) | Tube | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 5V ~ 12V | 200kHz | 100% | Yes | No | - | Current Limit, Frequency Control, Phase Control, Power Good, Soft Start | 0°C ~ 125°C (TJ) | - | - | Surface Mount | 20-SO |
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L6911DIC REG CTRLR BUCK 20SOIC |
0 | - |
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Datasheet |
- | 20-SOIC (0.295", 7.50mm Width) | Tube | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 5V ~ 12V | 200kHz | 100% | Yes | No | - | Current Limit, Frequency Control, Phase Control, Power Good, Soft Start | 0°C ~ 125°C (TJ) | - | - | Surface Mount | 20-SO |
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L6911EIC REG CTRLR BUCK 20SOIC |
0 | - |
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Datasheet |
- | 20-SOIC (0.295", 7.50mm Width) | Tube | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 12V | 200kHz | 100% | Yes | No | - | Current Limit, Frequency Control, Phase Control, Power Good, Soft Start | 0°C ~ 125°C (TJ) | - | - | Surface Mount | 20-SO |
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LM25185PWPRLM25185PWPR |
0 | - |
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Datasheet |
- | 14-PowerTSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Active | Transistor Driver | - | Positive | Flyback | 1 | 1 | 4.5V ~ 42V | 11kHz ~ 350kHz | - | Yes | Yes | - | Current Limit | -40°C ~ 125°C | - | - | Surface Mount | 14-HTSSOP |
