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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LTC3871HLXE-1#PBFBI-DIR PP SYNC BUCK OR BOOST CN |
4,509 | - |
|
Datasheet | PolyPhase® | 48-LQFP Exposed Pad | Tray | Active | Transistor Driver | Step-Up, Step-Down | Positive | Buck, Boost | 2 | 12 | 1.2V ~ 100V | 60kHz ~ 460kHz | 98% | Yes | Yes | - | Current Limit, Enable, Frequency Control, Phase Control, Soft Start | -40°C ~ 150°C (TJ) | - | - | Surface Mount | 48-eLQFP (7x7) |
|
LT3752HFE-1#PBFIC REG CTRLR FWRD CONV 38TSSOP |
4,944 | - |
|
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 | 10.5V ~ 16V | 100kHz ~ 500kHz | 95% | Yes | Yes | - | Enable, Frequency Control, Soft Start | -40°C ~ 150°C (TJ) | - | - | Surface Mount | 38-TSSOP-EP |
|
LTC7812EUH#PBFIC REG CTRLR BUCK/BOOST 32QFN |
1,792 | - |
|
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) |
|
LTC3862HUH-2#PBFIC REG CTRLR BOOST/SEPIC 24QFN |
2,699 | - |
|
Datasheet | - | 24-WQFN Exposed Pad | Tube | Active | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive | Boost, SEPIC | 2 | 2 | 5.5V ~ 36V | 75kHz ~ 500kHz | 96% | No | Yes | - | Enable, Frequency Control, Phase Control, Soft Start | -40°C ~ 150°C (TJ) | - | - | Surface Mount | 24-QFN (5x5) |
|
MAX1655ESE+IC REG CTRLR BUCK 16SOIC |
3,008 | - |
|
Datasheet | - | 16-SOIC (0.154", 3.90mm Width) | Tube | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 30V | 150kHz, 300kHz | 98% | Yes | Yes | - | Enable, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 16-SOIC |
|
MAX1654EEE+IC REG CTRLR BUCK 16QSOP |
200 | - |
|
Datasheet | - | 16-SSOP (0.154", 3.90mm Width) | Tube | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 1 | 4.5V ~ 30V | 150kHz, 300kHz | 98% | Yes | Yes | - | Enable, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 16-QSOP |
|
LTC7817EUHF#PBF40V, 8UA IQ, 3MHZ, TRPLE BCKBST |
187 | - |
|
Datasheet | - | 38-WFQFN Exposed Pad | Tube | Active | Transistor Driver | Step-Up, Step-Down | Positive | Buck, Boost | 3 | 2 | 4.5V ~ 40V | 100kHz ~ 3MHz | 100% | Yes | Yes | - | Current Limit, Enable, Frequency Control | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 38-QFN (5x7) |
|
LTC3731HG#PBFIC REG CTRLR BUCK 36SSOP |
2,492 | - |
|
Datasheet | PolyPhase® | 36-SSOP (0.209", 5.30mm Width) | Tube | Active | Transistor Driver | Step-Down | Positive | Buck | 3 | 3 | 3.8V ~ 7V | 225kHz ~ 680kHz | 98.5% | Yes | No | - | Enable, Phase Control, Power Good, Soft Start | -40°C ~ 140°C (TJ) | - | - | Surface Mount | 36-SSOP |
|
MAX1993ETG+IC REG CTRLR BUCK 24TQFN |
123 | - |
|
Datasheet | Quick-PWM™ | 24-WFQFN Exposed Pad | Tube | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 5.5V | 200kHz, 300kHz, 450kHz, 600kHz | 100% | Yes | No | - | Current Limit, Enable, On Time Control, Power Good, Pulse Skipping, Saturation | -40°C ~ 85°C (TA) | - | - | Surface Mount | 24-TQFN (4x4) |
|
LT8708ELWE-1#PBF80V BIDIRECTIONAL BUCK-BOOST SLA |
4,822 | - |
|
Datasheet | - | 64-LQFP Exposed Pad | Tray | Active | Transistor Driver | Step-Up/Step-Down | Positive | Buck-Boost | 1 | 2 | 2.8V ~ 80V | 100kHz ~ 400kHz | 80% | Yes | Yes | - | Enable | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 64-LQFP-EP (10x10) |
|
LTC3858IGN-1#PBFIC REG CTRLR BUCK 28SSOP |
3,607 | - |
|
Datasheet | - | 28-SSOP (0.154", 3.90mm Width) | Tube | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 4V ~ 38V | 105kHz ~ 835kHz, 350kHz ~ 535kHz | 99.4% | Yes | No | - | Enable, Frequency Control, Power Good, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 28-SSOP |
|
LTC1266CS#PBFIC REG CTRLR BUCK 16SOIC |
3,622 | - |
|
Datasheet | - | 16-SOIC (0.154", 3.90mm Width) | Tube | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 3.5V ~ 18V | Up to 400kHz | 100% | Yes | No | - | Enable | 0°C ~ 70°C (TA) | - | - | Surface Mount | 16-SO |
|
LTC3736EGN#PBFIC REG CTRLR BUCK 24SSOP |
4,553 | - |
|
Datasheet | - | 24-SSOP (0.154", 3.90mm Width) | Tube | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 2.75V ~ 9.8V | 300kHz ~ 750kHz | 100% | Yes | Yes | - | Current Limit, Enable, Power Good, Soft Start, Tracking | -40°C ~ 85°C (TA) | - | - | Surface Mount | 24-SSOP |
|
|
LTC3871ILXE-1#PBFIC BUCK/BOOST CONTROLLER |
200 | - |
|
Datasheet | PolyPhase® | 48-LQFP Exposed Pad | Tray | Active | Transistor Driver | Step-Up, Step-Down | Positive | Buck, Boost | 2 | 12 | 1.2V ~ 100V | 60kHz ~ 460kHz | 98% | Yes | Yes | - | Current Limit, Enable, Frequency Control, Phase Control, Soft Start | -40°C ~ 125°C (TA) | - | - | Surface Mount | 48-eLQFP (7x7) |
|
MAX15002ATL+IC REG CTRLR BUCK 40TQFN |
3,294 | - |
|
Datasheet | - | 40-WFQFN Exposed Pad | Tube | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 5.5V ~ 23V | 200kHz ~ 2.2MHz | - | Yes | Yes | - | Current Limit, Enable, Frequency Control, Phase Control, Power Good, Reset, Sequencing, Tracking | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 40-TQFN (6x6) |
|
LT1680IN#PBFIC REG CTRLR BST/FWRD CONV 16DIP |
123 | - |
|
Datasheet | - | 16-DIP (0.300", 7.62mm) | Tube | Active | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive | Boost, Forward Converter | 1 | 1 | 9V ~ 60V | - | 90% | No | Yes | - | Enable, Soft Start | -40°C ~ 85°C (TA) | - | - | Through Hole | 16-PDIP |
|
|
LTC7871JLWE#WPBF6-PHASE BIDIRECTIONAL BUCK/BOOST |
106 | - |
|
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) |
|
|
LTC3858IUH#PBFIC REG CTRLR BUCK 32QFN |
1,112 | - |
|
Datasheet | PolyPhase® | 32-WFQFN Exposed Pad | Tube | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 4V ~ 38V | 105kHz ~ 835kHz, 350kHz ~ 535kHz | 99.4% | Yes | No | - | Current Limit, Enable, Frequency Control, Power Good, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 32-QFN (5x5) |
|
LTC3835IFE#PBFIC REG CTRLR BUCK 20TSSOP |
4,962 | - |
|
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 |
|
LTC3803MPS6-5#TRMPBFIC REG CTRLR FLYBACK TSOT23-6 |
447 | - |
|
Datasheet | - | SOT-23-6 Thin, TSOT-23-6 | Tape & Reel (TR) | Active | Transistor Driver | Step-Up/Step-Down | Positive, Isolation Capable | Flyback | 1 | 1 | 4V ~ 8.1V | 200kHz | 80% | No | No | - | Current Limit, Enable | -55°C ~ 150°C (TJ) | - | - | Surface Mount | TSOT-23-6 |
DC DC Switching Controllers FAQ
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