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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UC2844ADIC CUR-MODE PWM CONT 14-SOIC |
1,713 | - |
|
Datasheet | UCx84xA | 14-SOIC (0.154", 3.90mm Width) | Tube | Obsolete | - | - | - | - | - | - | - | - | - | - | - | - | - | -40°C ~ 85°C (TA) | - | - | Surface Mount | 14-SOIC |
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L6727TRIC REG CTRLR BUCK 8SOIC |
2,672 | - |
|
Datasheet | - | 8-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.1V ~ 13.2V | 300kHz | 80% | Yes | No | - | Enable, Phase Control | -20°C ~ 85°C (TA) | - | - | Surface Mount | 8-SOIC |
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UC3842ADR2IC REG CTRLR FLYBK ISO CM 14SOIC |
3,767 | - |
|
Datasheet | - | 14-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive, Isolation Capable | Boost, Flyback | 1 | 1 | 10V ~ 30V | Up to 500kHz | 96% | No | No | - | Frequency Control | 0°C ~ 70°C (TA) | - | - | Surface Mount | 14-SOIC |
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MIC38C43ABMM-TRIC REG CTRLR MULT TOPOLOGY 8MSOP |
1,388 | - |
|
Datasheet | - | 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) | Tape & Reel (TR) | Discontinued at Digi-Key | Transistor Driver | Step-Up, Step-Down, Step-Up/Step-Down | Positive, Isolation Capable | Buck, Boost, Flyback, Forward Converter | 1 | 1 | 7.6V ~ 20V | 500kHz | 96% | Yes | No | - | Frequency Control | -40°C ~ 85°C (TA) | - | - | Surface Mount | 8-MSOP |
|
|
MIC38C43BMM-TRIC REG CTRLR MULT TOPOLOGY 8MSOP |
2,642 | - |
|
Datasheet | - | 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) | Tape & Reel (TR) | Discontinued at Digi-Key | Transistor Driver | Step-Up, Step-Down, Step-Up/Step-Down | Positive, Isolation Capable | Buck, Boost, Flyback, Forward Converter | 1 | 1 | 7.6V ~ 20V | 500kHz | 96% | Yes | No | - | Frequency Control | -40°C ~ 85°C (TA) | - | - | Surface Mount | 8-MSOP |
|
|
MIC38C45ABMM-TRIC REG CTRLR MULT TOPOLOGY 8MSOP |
4,045 | - |
|
Datasheet | - | 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) | Tape & Reel (TR) | Discontinued at Digi-Key | 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 |
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MIC2164-3YMMIC REG CTRLR BUCK 10MSOP |
3,299 | - |
|
Datasheet | Hyper Speed Control® | 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) | Tube | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 3V ~ 28V | 1MHz | 66% | Yes | No | - | Enable | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 10-MSOP |
|
TPS40304ADRCRIC REG CTRLR BUCK 10SON |
3,361 | - |
|
Datasheet | - | 10-VFDFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 3V ~ 20V | 600kHz | 90% | Yes | No | - | Enable, Power Good, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 10-VSON (3x3) |
|
|
MIC2164-3YMM-TRIC REG CTRLR BUCK 10MSOP |
1,908 | - |
|
Datasheet | Hyper Speed Control® | 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 3V ~ 28V | 1MHz | 66% | Yes | No | - | Enable | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 10-MSOP |
|
UCC3803PWTRG4IC REG CTRLR MULT TOP 8TSSOP |
2,456 | - |
|
Datasheet | - | 8-TSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Discontinued at Digi-Key | Transistor Driver | Step-Up, Step-Down, Step-Up/Step-Down | Positive | Buck, Boost, Flyback, Forward Converter | 1 | 1 | 3.6V ~ 12V | 31kHz | 99% | No | No | - | Frequency Control | 0°C ~ 70°C (TA) | - | - | Surface Mount | 8-TSSOP |
|
MAX8523EEE+TIC REG CTRLR BUCK 16QSOP |
1,559 | - |
|
Datasheet | - | 16-SSOP (0.154", 3.90mm Width) | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 4.5V ~ 6.5V | Up to 1.2MHz | - | Yes | No | - | - | -40°C ~ 85°C (TA) | - | - | Surface Mount | 16-QSOP |
|
LM5030SDX/NOPBIC REG CTRLR MULT TOPOLOGY 10SON |
3,425 | - |
|
Datasheet | - | 10-WDFN Exposed Pad | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Up/Step-Down | Positive, Isolation Capable | Full-Bridge, Half-Bridge, Push-Pull | 2 | 1 | 14V ~ 90V | 200kHz, 600kHz | 50% | No | No | - | Frequency Control, Soft Start | -40°C ~ 105°C (TA) | - | - | Surface Mount | 10-WSON (4x4) |
|
MIC38C43YNIC REG CTRLR MULT TOPOLOGY 8DIP |
3,451 | - |
|
Datasheet | - | 8-DIP (0.300", 7.62mm) | Tube | 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 | 96% | Yes | No | - | Frequency Control | -40°C ~ 85°C (TA) | - | - | Through Hole | 8-DIP |
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|
UCC2813PW-1IC REG CTRLR MULT TOP 8TSSOP |
1,981 | - |
|
Datasheet | - | 8-TSSOP (0.173", 4.40mm Width) | Bulk | Obsolete | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive | Boost, Flyback, Forward Converter | 1 | 1 | 7.4V ~ 12V | - | 49% | No | No | - | Frequency Control | -40°C ~ 85°C (TA) | - | - | Surface Mount | 8-TSSOP |
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MAX25431ATGA/VY+TIC REG CTRLR BUCK/BOOST 24SWTQFN |
2,552 | - |
|
Datasheet | - | 24-WFQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Up/Step-Down | Positive | Buck-Boost | 1 | 2 | 6V ~ 36V | 2.2MHz | - | No | Yes | - | Enable, Frequency Control, Power Good, Soft Start | -40°C ~ 125°C (TA) | Automotive | AEC-Q101 | Surface Mount, Wettable Flank | 24-SWTQFN (4x4) |
|
LM3743MMX-1000/NOPBIC REG CTRLR BUCK 10MSOP |
1,819 | - |
|
Datasheet | - | 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 3V ~ 5.5V | 300kHz | 76% | Yes | No | - | Current Limit, Enable, Soft Start, Tracking | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 10-VSSOP |
|
|
LM3743MMX-300/NOPBIC REG CTRLR BUCK 10MSOP |
4,439 | - |
|
Datasheet | - | 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 3V ~ 5.5V | 300kHz | 91% | Yes | No | - | Current Limit, Enable, Soft Start, Tracking | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 10-VSSOP |
|
UC2524ADWG4IC REG CTRLR MULT TOP 16SOIC |
3,740 | - |
|
Datasheet | - | 16-SOIC (0.295", 7.50mm Width) | Tube | Discontinued at Digi-Key | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive | Boost, Flyback, Forward Converter, Full-Bridge, Half-Bridge, Push-Pull | 2 | 1 | 8V ~ 40V | 500kHz | 45% | No | No | - | Frequency Control | -40°C ~ 85°C (TA) | - | - | Surface Mount | 16-SOIC |
|
IXD3221A095MR-GIC REG CTRLR BUCK SOT25 |
4,381 | - |
|
Datasheet | - | SC-74A, SOT-753 | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 2.8V ~ 16V | 500kHz | 100% | No | No | - | Enable, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | SOT-25 |
|
|
IXD3221A09AMR-GIC REG CTRLR BUCK SOT25 |
1,688 | - |
|
Datasheet | - | SC-74A, SOT-753 | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 2.8V ~ 16V | 1MHz | 100% | No | No | - | Enable, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | SOT-25 |
DC DC Switching Controllers FAQ
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Compare the manufacturer part number, electrical specifications, package, operating conditions and application requirements. The product datasheet should be used to confirm technical suitability.
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Yes. Our sourcing team can review shortage and obsolete-part requirements and help check available supply channels or possible alternatives when appropriate.
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