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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LT3753IFE#PBFIC REG CTRLR FWRD CONV 38TSSOP |
114 | - |
|
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 | 8.5V ~ 100V | 100kHz ~ 500kHz | - | Yes | Yes | - | Frequency Control, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 38-TSSOP-EP |
|
LTC7871ELWE#PBF6-PHASE BIDIRECTIONAL BUCK/BOOST |
112 | - |
|
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 ~ 125°C (TJ) | - | - | Surface Mount | 64-LQFP-EP (10x10) |
|
LTC3835EFE#PBFIC REG CTRLR BUCK 20TSSOP |
222 | - |
|
Datasheet | - | 20-TSSOP (0.173", 4.40mm Width) 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-TSSOP-EP |
|
LTC3835EUFD#PBFIC REG CTRLR BUCK 20QFN |
2,554 | - |
|
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) |
|
LTC3785EUF#TRPBFIC REG CTRLR BUCK-BOOST 24QFN |
5,243 | - |
|
Datasheet | - | 24-WFQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Up/Step-Down | Positive | Buck-Boost | 2 | 1 | 2.7V ~ 10V | 100kHz ~ 1MHz | 99% | Yes | No | - | Current Limit, Enable, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 24-QFN (4x4) |
|
LT8603JUJ#PBF42V, L IQ, 4X OUT 3X MONO BUCK C |
3,897 | - |
|
Datasheet | - | 40-WFQFN Exposed Pad | Tube | Active | Transistor Driver | Step-Up/Step-Down | Positive | Buck-Boost | 4 | 2 | 3V ~ 42V | 250kHz ~ 2.2MHz | - | Yes | Yes | - | Current Limit, Power Good, Soft Start | -40°C ~ 150°C (TJ) | - | - | Surface Mount | 40-QFN (6x6) |
|
|
LTC3769HUF#PBFIC REG CTRLR BOOST/SEPIC 24QFN |
2,962 | - |
|
Datasheet | - | 24-WFQFN Exposed Pad | Tube | Active | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive | Boost, SEPIC | 1 | 1 | 4.5V ~ 60V | 105kHz ~ 760kHz | 96% | Yes | No | - | Current Limit, Enable, Frequency Control, Power Good, Soft Start | -40°C ~ 150°C (TJ) | - | - | Surface Mount | 24-QFN (4x4) |
|
LTC3814IFE-5#PBFIC REG CTRLR BOOST 16TSSOP |
4,032 | - |
|
Datasheet | - | 16-TSSOP (0.173", 4.40mm Width) Exposed Pad | Tube | Active | Transistor Driver | Step-Up | Positive | Boost | 1 | 1 | 4.35V ~ 14V | - | - | Yes | No | - | Enable, Power Good, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 16-TSSOP-EP |
|
LT8390EUFD#WPBF60V SYNC 4-SWITCH BUCK-BOOST CNT |
404 | - |
|
Datasheet | - | 28-WFQFN Exposed Pad | Tube | Active | Transistor Driver | Step-Up/Step-Down | Positive | Buck-Boost | 1 | 1 | 4V ~ 60V | 190kHz ~ 630kHz | 95% | Yes | Yes | - | Current Limit, Enable, Frequency Control, Phase Control, Power Good, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 28-QFN (4x5) |
|
|
LT8710IFE#PBFIC REG CTRLR MULT TOP 20TSSOP |
1,520 | - |
|
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 | Boost, Flyback, SEPIC | 1 | 1 | 4.5V ~ 80V | 100kHz ~ 750kHz | - | Yes | Yes | - | Enable, Frequency Control, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 20-TSSOP-EP |
|
LTC1147LCS8#PBFIC REG CTRLR BUCK 8SOIC |
909 | - |
|
Datasheet | - | 8-SOIC (0.154", 3.90mm Width) | Tube | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 3.5V ~ 14V | - | 100% | No | No | - | Current Limit, Enable | 0°C ~ 70°C (TA) | - | - | Surface Mount | 8-SO |
|
LTC3856IUH#PBFIC REG CTRLR BUCK 32WFQFN |
4,140 | - |
|
Datasheet | PolyPhase® | 32-WFQFN Exposed Pad | Tube | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 4.5V ~ 38V | 250kHz ~ 770kHz | 94% | Yes | No | - | Current Limit, Enable, Frequency Control, Phase Control, Power Good, Soft Start, Tracking | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 32-QFN (5x5) |
|
|
LT8709EFE#PBFIC REG CTRLR MULT TOP 20TSSOP |
4,470 | - |
|
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 |
|
LT1737IGN#TRPBFIC REG CTRLR FLYBACK 16SSOP |
8,441 | - |
|
Datasheet | - | 16-SSOP (0.154", 3.90mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Up/Step-Down | Positive or Negative, Isolation Capable | Flyback | 1 | 1 | 4.1V ~ 20V | 90kHz ~ 115kHz | 90% | No | No | - | Enable, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 16-SSOP |
|
|
LT1725IGN#PBFIC REG CTRLR FLYBACK 16SSOP |
1,414 | - |
|
Datasheet | - | 16-SSOP (0.154", 3.90mm Width) | Tube | Active | Transistor Driver | Step-Up/Step-Down | Positive or Negative, Isolation Capable | Flyback | 1 | 1 | 9.7V ~ 22V | 90kHz ~ 115kHz | 90% | No | No | - | Enable, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 16-SSOP |
|
LTC3834EDHC-1#PBFIC REG CTRLR BUCK 16-DFN |
1,474 | - |
|
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) |
|
LTC3862IUH-1#PBFIC REG CTRLR BOOST/SEPIC 24QFN |
4,628 | - |
|
Datasheet | - | 24-WQFN 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 ~ 125°C (TJ) | - | - | Surface Mount | 24-QFN (5x5) |
|
LTC3862IGN#PBFIC REG CTRLR BOOST/SEPIC 24SSOP |
3,532 | - |
|
Datasheet | - | 24-SSOP (0.154", 3.90mm Width) | 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 ~ 125°C (TJ) | - | - | Surface Mount | 24-SSOP |
|
LTC3728EG#PBFIC REG CTRLR BUCK 28SSOP |
1,534 | - |
|
Datasheet | - | 28-SSOP (0.209", 5.30mm Width) | Tube | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 3.5V ~ 30V | 260kHz ~ 550kHz | 99.4% | Yes | No | - | Enable, Power Good, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 28-SSOP |
|
LTC1735CS#PBFIC REG CTRLR BUCK 16SOIC |
3,597 | - |
|
Datasheet | - | 16-SOIC (0.154", 3.90mm Width) | Tube | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4V ~ 30V | 300kHz | 99.4% | Yes | No | - | Enable, Power Good, Soft Start | 0°C ~ 85°C (TA) | - | - | Surface Mount | 16-SO |
DC DC Switching Controllers FAQ
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