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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TL594CDIC REG CTRLR BCK/PSH-PULL 16SOIC |
2,836 | - |
|
Datasheet | SWITCHMODE™ | 16-SOIC (0.154", 3.90mm Width) | Tube | Obsolete | Transistor Driver | Step-Down, Step-Up/Step-Down | Positive | Buck, Push-Pull | 2 | 1 | 7V ~ 40V | 300kHz | 96% | Yes | No | - | Dead Time Control, Frequency Control | -40°C ~ 85°C (TA) | - | - | Surface Mount | 16-SOIC |
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LT8306RS6#TRPBF60V LOW-IQ NO-OPTO ISO. FLYBACK |
4,430 | - |
|
Datasheet | - | SOT-23-6 Thin, TSOT-23-6 | Tape & Reel (TR) | Active | Transistor Driver | Step-Up/Step-Down | Positive, Isolation Capable | Flyback | 1 | 1 | 4.5V ~ 60V | 10kHz ~ 400kHz | - | Yes | No | - | Current Limit, Enable, Frequency Control, Soft Start | -40°C ~ 150°C (TJ) | Automotive | AEC-Q100 | Surface Mount | TSOT-23-6 |
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TPS40200DRG4IC REG CTRLR BUCK 8SOIC |
4,644 | - |
|
Datasheet | - | 8-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Discontinued at Digi-Key | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 52V | 35kHz ~ 500kHz | 95% | No | No | - | Frequency Control, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 8-SOIC |
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LM25085ASDX/NOPBIC REG CTRLR BUCK 8WSON |
4,929 | - |
|
Datasheet | - | 8-WFDFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 42V | Up to 1MHz | 100% | No | No | - | Current Limit, Frequency Control | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 8-WSON (3x3) |
|
ISL8105ACRZ-TIC REG CTRLR BUCK 10DFN |
1,714 | - |
|
Datasheet | - | 10-VFDFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 6.5V ~ 14.4V | 600kHz | 100% | Yes | No | - | Current Limit, Enable | 0°C ~ 70°C (TA) | - | - | Surface Mount | 10-DFN (3x3) |
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ISL8105AIRZ-TIC REG CTRLR BUCK 10DFN |
4,784 | - |
|
Datasheet | - | 10-VFDFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 6.5V ~ 14.4V | 600kHz | 100% | Yes | No | - | Current Limit, Enable | -40°C ~ 85°C (TA) | - | - | Surface Mount | 10-DFN (3x3) |
|
UC3845BVNIC REG CTRLR BOOST/FLYBACK 8DIP |
1,780 | - |
|
Datasheet | - | 8-DIP (0.300", 7.62mm) | Tube | Obsolete | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive, Isolation Capable | Boost, Flyback | 1 | 1 | 7.6V ~ 30V | Up to 500kHz | 48% | No | No | - | Frequency Control | -40°C ~ 105°C (TA) | - | - | Through Hole | 8-PDIP |
|
LM25085AMMX/NOPBIC REG CTRLR BUCK 8VSSOP |
1,545 | - |
|
Datasheet | - | 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 42V | Up to 1MHz | 100% | No | No | - | Current Limit, Frequency Control | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 8-VSSOP |
|
LM25085AMYX/NOPBIC REG CTRLR BUCK 8MSOP |
1,389 | - |
|
Datasheet | - | 8-PowerTSSOP, 8-MSOP (0.118", 3.00mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 42V | Up to 1MHz | 100% | No | No | - | Current Limit, Frequency Control | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 8-HVSSOP |
|
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UCC3803DTRG4IC REG CTRLR MULT TOPOLOGY 8SOIC |
1,311 | - |
|
Datasheet | - | 8-SOIC (0.154", 3.90mm 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-SOIC |
|
|
UCC3805DTRG4IC REG CTRLR MULT TOPOLOGY 8SOIC |
1,385 | - |
|
Datasheet | - | 8-SOIC (0.154", 3.90mm 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 | 49% | No | No | - | Frequency Control | 0°C ~ 70°C (TA) | - | - | Surface Mount | 8-SOIC |
|
TPS51117RGYTG4IC REG CTRLR BUCK 14-QFN |
1,995 | - |
|
Datasheet | D-CAP™ | 14-VFQFN Exposed Pad | Tape & Reel (TR) | Discontinued at Digi-Key | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 5.5V | - | - | Yes | No | - | Enable, On Time Control, Power Good | -40°C ~ 85°C (TA) | - | - | Surface Mount | 14-VQFN (3.5x3.5) |
|
|
FAN5029MPXIC REG CTRLR BUCK 40MLP |
4,822 | - |
|
Datasheet | - | 40-WFQFN Exposed Pad | Tape & Reel (TR) | Obsolete | PWM Signal | Step-Down | Positive | Buck | 5 | 5 | - | 1MHz | - | - | No | - | Current Limit, Enable, Soft Start | 0°C ~ 85°C (TA) | - | - | Surface Mount | 40-MLP (6x6) |
|
|
TL3843D-8IC REG CTRLR MULT TOPOLOGY 8SOIC |
1,123 | - |
|
Datasheet | - | 8-SOIC (0.154", 3.90mm Width) | Tube | Obsolete | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive | Boost, Flyback, Forward | 1 | 1 | 7.6V ~ 30V | Up to 500kHz | 97% | No | No | - | Frequency Control | 0°C ~ 70°C (TA) | - | - | Surface Mount | 8-SOIC |
|
MIC2164CYMMIC REG CTRLR BUCK 10MSOP |
2,150 | - |
|
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 | 270kHz | 87% | Yes | No | - | Enable | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 10-MSOP |
|
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MIC2164CYMM-TRIC REG CTRLR BUCK 10MSOP |
2,383 | - |
|
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 | 270kHz | 87% | Yes | No | - | Enable | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 10-MSOP |
|
UC3525ADWTRG4IC REG CTRLR MULT TOP 16SOIC |
4,462 | - |
|
Datasheet | - | 16-SOIC (0.295", 7.50mm Width) | Tape & Reel (TR) | 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 | 100Hz ~ 400kHz | 49% | Yes | Yes | - | Enable, Frequency Control, Soft Start | 0°C ~ 70°C (TA) | - | - | Surface Mount | 16-SOIC |
|
TPS40040DRBTG4IC REG CTRLR BUCK 8SON |
2,165 | - |
|
Datasheet | - | 8-VDFN Exposed Pad | Tape & Reel (TR) | Discontinued at Digi-Key | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 2.25V ~ 5.5V | 300kHz | 95% | Yes | No | - | Enable | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 8-SON (3x3) |
|
|
TPS40041DRBTG4IC REG CTRLR BUCK 8SON |
4,439 | - |
|
Datasheet | - | 8-VDFN Exposed Pad | Tape & Reel (TR) | Discontinued at Digi-Key | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 2.25V ~ 5.5V | 600kHz | 95% | Yes | No | - | Enable | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 8-SON (3x3) |
|
|
TL5001IPG4IC REG CTRLR BUCK/BST/FLYBK 8DIP |
2,698 | - |
|
Datasheet | - | 8-DIP (0.300", 7.62mm) | Tube | Discontinued at Digi-Key | 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 ~ 85°C (TA) | - | - | Through Hole | 8-PDIP |
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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