DC DC Switching Controllers
Browse available DC DC Switching Controllers part numbers with manufacturer references, stock information, pricing, datasheets and key specifications. Use the table below to compare options for your project.
For BOM, shortage or hard-to-find requirements, send your part number and quantity to Winsun (HK) Electronics for availability, lead-time and quotation 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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LTC3862HFE#PBFIC REG CTRLR BOOST/SEPIC 24TSSOP |
188 | - |
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Datasheet | - | 24-TSSOP (0.173", 4.40mm Width) Exposed Pad | Tube | Active | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive | Boost, SEPIC | 2 | 2 | 4V ~ 36V | 75kHz ~ 500kHz | 96% | No | Yes | - | Enable, Frequency Control, Phase Control, Soft Start | -40°C ~ 150°C (TJ) | - | - | Surface Mount | 24-TSSOP |
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LTC3862HFE-1#PBFIC REG CTRLR BOOST/SEPIC 24TSSOP |
1,295 | - |
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Datasheet | - | 24-TSSOP (0.173", 4.40mm Width) Exposed Pad | Tube | Active | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive | Boost, SEPIC | 2 | 2 | 8.5V ~ 36V | 75kHz ~ 500kHz | 96% | No | Yes | - | Enable, Frequency Control, Phase Control, Soft Start | -40°C ~ 150°C (TJ) | - | - | Surface Mount | 24-TSSOP |
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LTC3713EG#PBFIC REG CTRLR BUCK/BOOST 24SSOP |
3,124 | - |
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Datasheet | - | 24-SSOP (0.209", 5.30mm Width) | Tube | Active | Transistor Driver | Step-Up, Step-Down | Positive | Buck, Boost | 2 | 1 | 1.5V ~ 36V | 1.4MHz | 90% | Yes | No | - | Enable, Power Good, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 24-SSOP |
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LTC3891IFE#PBFIC REG CTRLR BUCK 20TSSOP |
1,633 | - |
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Datasheet | - | 20-TSSOP (0.173", 4.40mm Width) Exposed Pad | Tube | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4V ~ 60V | 105kHz ~ 835kHz, 350kHz ~ 535kHz | 99% | Yes | No | - | Current Limit, Enable, Frequency Control, Power Good, Soft Start, Tracking | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 20-TSSOP-EP |
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LT8709IFE#PBFIC REG CTRLR MULT TOP 20TSSOP |
169 | - |
|
Datasheet | - | 20-TSSOP (0.173", 4.40mm Width) Exposed Pad | Tube | Active | Transistor Driver | Step-Up, Step-Down, Step-Up/Step-Down | Positive or Negative | Buck, Boost, Buck-Boost | 1 | 1 | -4.5V ~ -80V | 100kHz ~ 750kHz | - | Yes | Yes | - | Enable, Frequency Control, Power Good, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 20-TSSOP-EP |
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LT3752HFE#WPBFACTIVE CLAMP SYNC FOR CNTRS W/ I |
135 | - |
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Datasheet | - | 38-TFSOP (0.173", 4.40mm Width) 31 Leads, Exposed Pad | Tube | Active | Transistor Driver | Step-Up/Step-Down | Positive, Isolation Capable | Forward Converter | 1 | 1 | 6.5V ~ 100V | 100kHz ~ 500kHz | 95% | Yes | Yes | - | Enable, Frequency Control, Soft Start | -40°C ~ 150°C (TJ) | Automotive | AEC-Q100 | Surface Mount | 38-TSSOP-EP |
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LTC3835IDHC-1#PBFIC REG CTRLR BUCK 16-DFN |
365 | - |
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Datasheet | - | 16-WFDFN Exposed Pad | Tube | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4V ~ 36V | 250kHz ~ 530kHz | 99.4% | Yes | No | - | Enable, Soft Start, Tracking | -40°C ~ 85°C (TA) | - | - | Surface Mount | 16-DFN (5x3) |
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LTC7871HLWE#PBF6-PHASE BIDIRECTIONAL BUCK/BOOST |
101 | - |
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Datasheet | PolyPhase® | 64-LQFP Exposed Pad | Tray | Active | Transistor Driver | Step-Up/Step-Down | Positive | Buck-Boost | 6 | 6 | 6V ~ 100V | 60kHz ~ 750kHz | 98% | Yes | Yes | SPI | Enable, Power Good, Soft Start | -40°C ~ 150°C (TJ) | - | - | Surface Mount | 64-LQFP-EP (10x10) |
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LTC3784IUFD#PBFIC REG CTRLR BOOST 28QFN |
425 | - |
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Datasheet | PolyPhase® | 28-WFQFN Exposed Pad | Tube | Active | Transistor Driver | Step-Up | Positive | Boost | 2 | 2 | 4.5V ~ 60V | 105kHz ~ 760kHz | 96% | Yes | No | - | Current Limit, Enable, Frequency Control, Power Good, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 28-QFN (4x5) |
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LTC3784IGN#PBFIC REG CTRLR BOOST 28SSOP |
4,173 | - |
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Datasheet | PolyPhase® | 28-SSOP (0.154", 3.90mm Width) | Tube | Active | Transistor Driver | Step-Up | Positive | Boost | 2 | 2 | 4.5V ~ 60V | 105kHz ~ 760kHz | 96% | Yes | No | - | Current Limit, Enable, Frequency Control, Power Good, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 28-SSOP |
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LTC3858IUH-2#PBFIC REG CTRLR BUCK 32QFN |
1,015 | - |
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Datasheet | PolyPhase® | 32-WFQFN Exposed Pad | Tube | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 4V ~ 38V | 105kHz ~ 835kHz, 350kHz ~ 535kHz | 99% | Yes | No | - | Current Limit, Enable, Frequency Control, Phase Control, Power Good, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 32-QFN (5x5) |
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LTC7800HUDC#PBFIC REG CTRLR SYNC BUCK 60V 20QFN |
210 | - |
|
Datasheet | - | 20-WFQFN Exposed Pad | Tube | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4V ~ 60V | 320kHz ~ 2.25MHz | 98% | No | No | - | Current Limit, Power Good, Soft Start, Tracking | -40°C ~ 150°C (TJ) | - | - | Surface Mount | 20-QFN (3x4) |
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LTC3891HUDC#PBFIC REG CTRLR BUCK 20QFN |
109 | - |
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Datasheet | - | 20-WFQFN Exposed Pad | Tube | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4V ~ 60V | 105kHz ~ 835kHz, 350kHz ~ 535kHz | 99% | Yes | No | - | Current Limit, Enable, Frequency Control, Power Good, Soft Start, Tracking | -40°C ~ 150°C (TJ) | - | - | Surface Mount | 20-QFN (3x4) |
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LTC3835IUFD#PBFIC REG CTRLR BUCK 20QFN |
274 | - |
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Datasheet | - | 20-WFQFN Exposed Pad | Tube | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4V ~ 36V | 250kHz ~ 530kHz | 99.4% | Yes | No | - | Enable, Phase Control, Power Good, Soft Start, Tracking | -40°C ~ 85°C (TA) | - | - | Surface Mount | 20-QFN (4x5) |
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LTC7812IUH#PBFIC REG CTRLR BUCK/BOOST 32QFN |
247 | - |
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Datasheet | - | 32-WFQFN Exposed Pad | Tube | Active | Transistor Driver | Step-Up, Step-Down | Positive | Buck, Boost | 2 | 1 | 4.5V ~ 38V | 115kHz ~ 835kHz, 350kHz ~ 535kHz | 96%, 99% | No | No | - | Enable, Frequency Control, Power Good, Soft Start, Tracking | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 32-QFN (5x5) |
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LTC3829IUHF#PBFIC REG CTRLR BUCK 38QFN |
1,505 | - |
|
Datasheet | PolyPhase® | 38-WFQFN Exposed Pad | Tube | Active | Transistor Driver | Step-Down | Positive | Buck | 3 | 3 | 4.5V ~ 38V | 250kHz ~ 770kHz | 94% | Yes | No | - | Current Limit, Enable, Frequency Control, Power Good, Soft Start, Tracking | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 38-QFN (5x7) |
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LT3840HFE#PBFIC REG CTRLR BUCK 28TSSOP |
2,680 | - |
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Datasheet | - | 28-TSSOP (0.173", 4.40mm Width) Exposed Pad | Tube | Active | Transistor Driver | Step-Down | Positive or Negative | Buck | 1 | 1 | 2.5V ~ 60V | 50kHz ~ 1MHz | 99% | Yes | Yes | - | Enable, Frequency Control, Power Good, Soft Start, Tracking | -40°C ~ 150°C (TJ) | - | - | Surface Mount | 28-TSSOP-EP |
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LTC7841IUHE#PBFPOLYPHSYNC BOOST CNTR |
1,736 | - |
|
Datasheet | - | 36-WFQFN Exposed Pad | Tube | Active | Transistor Driver | Step-Up | Positive | Boost | 1 | 12 | 4.5V ~ 60V | 75kHz ~ 850kHz | 96% | Yes | Yes | I2C, PMBus, SMBus | Current Limit, Power Good | -40°C ~ 125°C | - | - | Surface Mount | 36-QFN (5x6) |
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LTC7851IUHH-1#PBFIC REG CTRLR BUCK 58QFN |
4,590 | - |
|
Datasheet | - | 58-WFQFN Exposed Pad | Tube | Active | PWM Signal | Step-Down | Positive | Buck | 4 | 1 | 3V ~ 5.5V | 250kHz ~ 3MHz | 91.5% | No | No | - | Current Limit, Enable, Frequency Control, Power Good, Soft Start, Tracking | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 58-QFN (5x9) |
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UCC2806DWIC REG CTRLR MULT TOP 16SOIC |
186 | - |
|
Datasheet | - | 16-SOIC (0.295", 7.50mm Width) | Tube | Active | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive, Isolation Capable | Boost, Flyback, Forward Converter | 2 | 1 | 8V ~ 14.5V | 47kHz | 50% | Yes | No | - | Current Limit, Enable, Frequency Control | -40°C ~ 85°C (TA) | - | - | Surface Mount | 16-SOIC |
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