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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LTC1142HVCG-ADJ#PBFIC REG CTRLR BUCK 28SSOP |
1,407 | - |
|
Datasheet | - | 28-SSOP (0.209", 5.30mm Width) | Tube | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 1 | 3.5V ~ 18V | Up to 250kHz | 100% | Yes | No | - | Current Limit, Enable | 0°C ~ 70°C (TA) | - | - | Surface Mount | 28-SSOP |
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LTC7880IUKG#TRPBF60V DUAL STEP-UP CONTROLLER WITH |
3,308 | - |
|
Datasheet | - | 52-WFQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Up | Positive | Boost | 2 | 2 | 5V ~ 40V | 50kHz ~ 500kHz | 92% | Yes | Yes | I2C, PMBus | Current Limit, Enable, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 52-QFN (7x8) |
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LT8603JUJ#WTRPBFLT8603JUJ#WTRPBF |
3,317 | - |
|
Datasheet | - | 40-WFQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Up/Step-Down | Positive | Buck-Boost | 4 | 4 | 3V ~ 42V | 250kHz ~ 2.2MHz | - | Yes | Yes | - | Current Limit, Power Good, Soft Start | -40°C ~ 150°C (TJ) | Automotive | AEC-Q100 | Surface Mount | 40-QFN (6x6) |
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SG1843J-DESCIC REG CTRLR BUCK 14CDIP |
1,661 | - |
|
Datasheet | - | 14-SOIC (0.154", 3.90mm Width) | Bulk | Discontinued at Digi-Key | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 7.6V ~ 30V | 1Hz ~ 500kHz | 95% | No | No | - | - | -55°C ~ 125°C (TA) | Military | MIL-STD-883B | Surface Mount | 14-SOIC |
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LTC1538IG-AUX#TRPBFIC REG CTRLR BUCK 28SSOP |
1,357 | - |
|
Datasheet | - | 28-SSOP (0.209", 5.30mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 1 | 3.5V ~ 30V | Up to 400kHz | 99% | Yes | No | - | Enable, Power on Reset, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 28-SSOP |
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LTC3858EGN-1#TRPBFIC REG CTRLR BUCK 28SSOP |
4,802 | - |
|
Datasheet | - | 28-SSOP (0.154", 3.90mm Width) | Tape & Reel (TR) | 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 |
|
V62/06614-01XEENHANCED PRODUCT BICMOS ADVANCED |
2,941 | - |
|
Datasheet | - | 20-SOIC (0.295", 7.50mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Up/Step-Down | Positive | Full-Bridge | 1 | 1 | 10V ~ 16.5V | 500kHz | 100% | No | Yes | - | Current Limit, Dead Time, Frequency Control, Phase Control, Pulse Skipping, Ramp, Soft Start | -55°C ~ 125°C (TA) | - | - | Surface Mount | 20-SOIC |
|
|
LTC1629IG-PG#TRPBFIC REG CTRLR BUCK 28SSOP |
3,298 | - |
|
Datasheet | PolyPhase® | 28-SSOP (0.209", 5.30mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 4V ~ 36V | 220kHz | 99.5% | Yes | No | - | Enable, Phase Control, Power Good, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 28-SSOP |
|
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SG1526JIC REG CTRLR BUCK/FLYBACK 18DIP |
2,667 | - |
|
Datasheet | - | 18-DIP (0.300", 7.62mm) | Bulk | Active | Transistor Driver | Step-Down, Step-Up/Step-Down | Positive | Buck, Flyback | 2 | 1 | 8V ~ 35V | 1Hz ~ 350kHz | 49% | Yes | No | - | Dead Time Control, Enable, Frequency Control, Reset, Soft Start | -55°C ~ 125°C (TA) | - | - | Through Hole | 18-DIP |
|
LTC1439EG#TRPBFIC REG CTRLR BUCK 36SSOP |
2,441 | - |
|
Datasheet | - | 36-SSOP (0.209", 5.30mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 1 | 3.5V ~ 30V | Up to 400kHz | 99% | Yes | No | - | Enable, Power on Reset, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 36-SSOP |
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LTC1438IG-ADJ#TRPBFIC REG CTRLR BUCK 28SSOP |
3,205 | - |
|
Datasheet | - | 28-SSOP (0.209", 5.30mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 1 | 3.5V ~ 30V | Up to 400kHz | 99% | Yes | No | - | Enable, Power on Reset, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 28-SSOP |
|
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LTC1438IG#TRPBFIC REG CTRLR BUCK 28SSOP |
3,701 | - |
|
Datasheet | - | 28-SSOP (0.209", 5.30mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 1 | 3.5V ~ 30V | Up to 400kHz | 99% | Yes | No | - | Enable, Power on Reset, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 28-SSOP |
|
LTC3769MPUF#TRPBFIC REG CTRLR BOOST/SEPIC 24QFN |
3,891 | - |
|
Datasheet | - | 24-WFQFN Exposed Pad | Tape & Reel (TR) | 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 | -55°C ~ 150°C (TJ) | - | - | Surface Mount | 24-QFN (4x4) |
|
UCC2806PWTRIC REG CTRLR MULT TOP 16TSSOP |
3,354 | - |
|
Datasheet | - | 16-TSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | 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-TSSOP |
|
LTC3858IUH#TRPBFIC REG CTRLR BUCK 32QFN |
4,097 | - |
|
Datasheet | PolyPhase® | 32-WFQFN Exposed Pad | Tape & Reel (TR) | 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) |
|
LTC3769MPFE#TRPBFIC REG CTRLR BOOST/SEPIC 20TSSOP |
1,422 | - |
|
Datasheet | - | 20-TSSOP (0.173", 4.40mm Width) Exposed Pad | Tape & Reel (TR) | 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 | -55°C ~ 150°C (TJ) | - | - | Surface Mount | 20-TSSOP-EP |
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LT3748MPMS#TRPBFIC REG CTRLR FLYBACK 16MSOP |
1,819 | - |
|
Datasheet | - | 16-TFSOP (0.118", 3.00mm Width), 12 Leads | Tape & Reel (TR) | Active | Transistor Driver | Step-Up/Step-Down | Positive, Isolation Capable | Flyback | 1 | 1 | 5V ~ 100V | - | - | No | No | - | Enable, Soft Start | -55°C ~ 150°C (TJ) | - | - | Surface Mount | 16-MSOP |
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LTC3803MPS6#TRMPBFIC REG CTRLR FLYBACK TSOT23-6 |
3,831 | - |
|
Datasheet | - | SOT-23-6 Thin, TSOT-23-6 | Tape & Reel (TR) | Active | Transistor Driver | Step-Up/Step-Down | Positive, Isolation Capable | Flyback | 1 | 1 | 5.7V ~ 8V | 200kHz | 80% | No | No | - | Current Limit, Enable | -55°C ~ 150°C (TJ) | - | - | Surface Mount | TSOT-23-6 |
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MAX5060ATIIC REG CTRLR BUCK 28TQFN |
4,696 | - |
|
Datasheet | - | 28-WFQFN Exposed Pad | Tray | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.75V ~ 28V | 125kHz ~ 1.5MHz | - | Yes | Yes | - | Current Limit, Enable, Frequency Control, Power Good | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 28-TQFN (5x5) |
|
LTC1439IGW#TRPBFIC REG CTRLR BUCK 36SSOP |
2,991 | - |
|
Datasheet | - | 36-BSOP (0.295", 7.50mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 1 | 3.5V ~ 30V | Up to 400kHz | 99% | Yes | No | - | Enable, Power on Reset, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 36-SSOP |
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