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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
L5993DIC REG CTRLR FLYBACK 16SOIC |
3,488 | - |
|
Datasheet | - | 16-SOIC (0.154", 3.90mm Width) | Tube | Obsolete | Transistor Driver | Step-Up/Step-Down | Positive, Isolation Capable | Flyback | 1 | 1 | 10V ~ 20V | Up to 1MHz | 93% | Yes | No | - | Current Limit, Enable, Soft Start | -40°C ~ 150°C (TJ) | - | - | Surface Mount | 16-SO |
|
MP8666DN-LF-ZIC REG CTRLR BUCK 8SOIC |
3,179 | - |
|
Datasheet | - | 8-SOIC (0.154", 3.90mm Width) Exposed Pad | Tape & Reel (TR) | Not For New Designs | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 21V | 600kHz | 90% | No | Yes | - | Enable | -40°C ~ 85°C (TA) | - | - | Surface Mount | 8-SOICE |
|
LM5041ASDIC REG CTRLR MULT TOP 16WSON |
4,431 | - |
|
Datasheet | - | 16-WFDFN Exposed Pad | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Up/Step-Down | Positive | Half-Bridge, Push-Pull | 1 | 1 | 15V ~ 90V | 200kHz, 600kHz | - | Yes | Yes | - | Dead Time Control, Frequency Control, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 16-WSON (5x5) |
|
UC3526ADWG4IC REG CTRLR MULT TOP 18SOIC |
3,620 | - |
|
Datasheet | - | 18-SOIC (0.295", 7.50mm Width) | Tube | Discontinued at Digi-Key | Transistor Driver | Step-Up, Step-Down, Step-Up/Step-Down | Positive | Buck, Boost, Flyback, Forward Converter, Full-Bridge, Half-Bridge, Push-Pull | 2 | 1 | 7V ~ 35V | 1Hz ~ 600kHz | 49% | Yes | Yes | - | Enable, Frequency Control, Reset, Soft Start | 0°C ~ 70°C (TA) | - | - | Surface Mount | 18-SOIC |
|
LM1771SMM/NOPBIC REG CTRLR BUCK 8VSSOP |
3,805 | - |
|
Datasheet | - | 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 2.8V ~ 5.5V | 100kHz ~ 1MHz | - | Yes | No | - | Enable | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 8-VSSOP |
|
|
LM1771TMM/NOPBIC REG CTRLR BUCK 8VSSOP |
3,165 | - |
|
Datasheet | - | 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 2.8V ~ 5.5V | 100kHz ~ 1MHz | - | Yes | No | - | Enable | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 8-VSSOP |
|
|
LM1771UMM/NOPBIC REG CTRLR BUCK 8VSSOP |
3,414 | - |
|
Datasheet | - | 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 2.8V ~ 5.5V | 100kHz ~ 1MHz | - | Yes | No | - | Enable | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 8-VSSOP |
|
LM1771SSD/NOPBIC REG CTRLR BUCK 6WSON |
2,572 | - |
|
Datasheet | - | 6-WDFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 2.8V ~ 5.5V | 100kHz ~ 1MHz | - | Yes | No | - | Enable | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 6-WSON (3x3) |
|
TPS40345DRCRTPS40345DRCR |
1,619 | - |
|
Datasheet | - | 10-VFDFN Exposed Pad | Tape & Reel (TR) | Active | PWM | Step-Down | Positive | Buck | 1 | 1 | 3V ~ 20V | 600kHz | 90% | Yes | No | - | Enable, Power Good, Soft Start | -20°C ~ 85°C | - | - | Surface Mount | 10-VSON (3x3) |
|
ISL6522BIRZ-TIC REG CTRLR BUCK 16QFN |
3,381 | - |
|
Datasheet | - | 16-VQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 10.8V ~ 13.2V | 200kHz | 100% | Yes | No | - | Enable, Frequency Control, Phase Control, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 16-QFN (5x5) |
|
MCP1631VT-E/SSIC REG CTRLR SEPIC 20SSOP |
3,050 | - |
|
Datasheet | - | 20-SSOP (0.209", 5.30mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Up/Step-Down | Positive | Sepic | 1 | 1 | 3V ~ 5.5V | - | - | No | No | - | Enable, Frequency Control, Ramp | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 20-SSOP |
|
UC3526NG4IC REG CTRLR MULT TOPOLOGY 18DIP |
4,104 | - |
|
Datasheet | - | 18-DIP (0.300", 7.62mm) | Tube | Discontinued at Digi-Key | Transistor Driver | Step-Up, Step-Down, Step-Up/Step-Down | Positive | Buck, Boost, Flyback, Forward Converter, Full-Bridge, Half-Bridge, Push-Pull | 2 | 1 | 8V ~ 35V | 1Hz ~ 400kHz | 49% | Yes | Yes | - | Enable, Frequency Control, Reset, Soft Start | 0°C ~ 70°C (TA) | - | - | Through Hole | 18-PDIP |
|
SP6128AEY-L/TRIC REG CTRLR BUCK 14TSSOP |
2,371 | - |
|
Datasheet | - | 14-TSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 3V ~ 5.5V | 300kHz | 90% | Yes | No | - | Current Limit | -40°C ~ 85°C (TA) | - | - | Surface Mount | 14-TSSOP |
|
SC2545MLTRTIC REG CTRLR BUCK 24MLPQ |
2,545 | - |
|
Datasheet | - | 24-VFQFN Exposed Pad | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 4.5V ~ 28V | 100kHz ~ 300kHz | 90% | Yes | No | - | Current Limit, Enable, Frequency Control, Phase Control, Power Good, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 24-MLPQ (4x4) |
|
TL5001AQDRQ1IC REG CTRLR BCK/BST/FLYBK 8SOIC |
4,614 | - |
|
Datasheet | - | 8-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Up, Step-Down, Step-Up/Step-Down | Positive | Buck, Boost, Flyback | 1 | 1 | 3.6V ~ 40V | 20kHz ~ 500kHz | 100% | No | No | - | Dead Time Control, Frequency Control | -40°C ~ 125°C (TJ) | Automotive | AEC-Q100 | Surface Mount | 8-SOIC |
|
MIC3809YMM-TRIC REG CTRLR MULT TOPOLOGY 8MSOP |
2,434 | - |
|
Datasheet | - | 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Up/Step-Down | Positive, Isolation Capable | Full-Bridge, Half-Bridge, Push-Pull | 1 | 1 | 4.1V ~ 14V | 200kHz | 49% | No | No | - | Frequency Control | -40°C ~ 85°C (TA) | - | - | Surface Mount | 8-MSOP |
|
|
MIC38C45YMM-TRIC REG CTRLR MULT TOPOLOGY 8MSOP |
1,329 | - |
|
Datasheet | - | 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) | Tape & Reel (TR) | Active | 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 | 8-MSOP |
|
MAX5014ESA+TIC REG CTRLR FLYBACK 8SOIC |
2,341 | - |
|
Datasheet | - | 8-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Not For New Designs | Transistor Driver | Step-Up/Step-Down | Positive, Isolation Capable | Flyback | 1 | 1 | 13V ~ 36V | 275kHz | 85% | No | No | - | Enable, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 8-SOIC |
|
|
MAX5015ESA+TIC REG CTRLR FLYBACK 8SOIC |
2,721 | - |
|
Datasheet | - | 8-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Not For New Designs | Transistor Driver | Step-Up/Step-Down | Positive, Isolation Capable | Flyback | 1 | 1 | 13V ~ 36V | 275kHz | 50% | No | No | - | Enable, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 8-SOIC |
|
LM5027SQX-1/NOPBIC REG CTRLR FWRD CONV 24WQFN |
1,583 | - |
|
Datasheet | - | 24-WFQFN Exposed Pad | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Up/Step-Down | Positive, Isolation Capable | Forward Converter | 3 | 1 | 13V ~ 90V | 200kHz, 490kHz | 90% | Yes | No | - | Frequency Control, Ramp, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 24-WQFN (4x5) |
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