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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TPS40100RGETG4IC REG CTRLR BUCK 24QFN |
4,005 | - |
|
Datasheet | - | 24-VFQFN Exposed Pad | Tape & Reel (TR) | Discontinued at Digi-Key | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 18V | 100kHz ~ 600kHz | - | Yes | Yes | - | Current Limit, Frequency Control, Power Good, Soft Start, Tracking | -40°C ~ 85°C (TA) | - | - | Surface Mount | 24-VQFN (4x4) |
|
LM2737MTCXIC REG CTRLR BUCK 14TSSOP |
3,898 | - |
|
Datasheet | - | 14-TSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Not For New Designs | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 5.5V | 50kHz ~ 2MHz | 90% | Yes | No | - | Current Limit, Enable, Frequency Control, Power Good, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 14-TSSOP |
|
MAX8579EUB+TIC REG CTRLR BUCK 10UMAX |
2,477 | - |
|
Datasheet | - | 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 3V ~ 28V | 200kHz ~ 500kHz | - | Yes | No | - | Current Limit, Enable, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 10-uMAX/uSOP |
|
SC1110CSTRTIC REG CTRLR BUCK 14SOIC |
3,694 | - |
|
Datasheet | - | 14-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.4V ~ 12.6V | 250kHz | 95% | Yes | No | - | Current Limit, Enable, Phase Control, Soft Start | 0°C ~ 70°C (TA) | - | - | Surface Mount | 14-SOIC |
|
LM5033SD/NOPBIC REG CTRLR PUSH-PULL 10WSON |
2,036 | - |
|
Datasheet | - | 10-WDFN Exposed Pad | Tape & Reel (TR) | Last Time Buy | PWM Signal | Step-Up/Step-Down | Positive | Full-Bridge, Half-Bridge, Push-Pull | 2 | 1 | 15V ~ 90V | 200kHz, 600kHz | - | Yes | Yes | - | Frequency Control, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 10-WSON (4x4) |
|
TPS5124DBTRG4IC REG CTRLR BUCK 30TSSOP |
2,099 | - |
|
Datasheet | - | 30-TFSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Discontinued at Digi-Key | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 4.5V ~ 15V | 300kHz | 80% | Yes | No | - | Enable, Power Good | -40°C ~ 85°C (TA) | - | - | Surface Mount | 30-TSSOP |
|
ISL6721ABZ-TIC REG CTRLR BOOST/FLYBK 16SOIC |
3,387 | - |
|
Datasheet | - | 16-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive, Isolation Capable | Boost, Flyback | 1 | 1 | 9V ~ 18V | Up to 1MHz | 75% | No | Yes | - | Current Limit, Frequency Control, Power Good, Soft Start | -40°C ~ 105°C (TA) | - | - | Surface Mount | 16-SOIC |
|
UCC28251PWIC REG CTRLR MULT TOP 20TSSOP |
1,639 | - |
|
Datasheet | - | 20-TSSOP (0.173", 4.40mm Width) | Tube | Active | PWM Signal | Step-Up/Step-Down | Positive | Full-Bridge, Half-Bridge, Push-Pull | 2 | 1 | 4.7V ~ 17V | 42kHz ~ 945kHz | - | Yes | No | - | Current Limit, Enable, Frequency Control, Ramp, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 20-TSSOP |
|
SC4508AMLTRTIC REG CTRLR BUCK/BCK-BST 12MLPQ |
1,036 | - |
|
Datasheet | - | 12-VQFN Exposed Pad | Tape & Reel (TR) | Not For New Designs | Transistor Driver | Step-Down, Step-Up/Step-Down | Positive | Buck, Buck-Boost | 1 | 1 | 2.7V ~ 15V | 100kHz ~ 1.5MHz | 97% | No | No | - | Enable, Frequency Control, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 12-MLPQ (4x4) |
|
LX1752CLQIC REG CTRLR BUCK 28MLPQ |
3,261 | - |
|
Datasheet | - | 28-VFQFN Exposed Pad | Tube | Discontinued at Digi-Key | Transistor Driver | Step-Down | Positive | Buck | 2 | 1 | 4.2V ~ 22V | 200kHz ~ 1.5MHz | 92% | Yes | Yes | - | Current Limit, Enable, Soft Start | 0°C ~ 85°C (TA) | - | - | Surface Mount | - |
|
UCC3585DIC REG CTRLR BUCK 16SOIC |
4,197 | - |
|
Datasheet | - | 16-SOIC (0.154", 3.90mm Width) | Tube | Last Time Buy | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 3V ~ 5.5V | 500kHz | 100% | Yes | No | - | Current Limit, Enable, Frequency Control, Soft Start | 0°C ~ 85°C (TA) | - | - | Surface Mount | 16-SOIC |
|
ISL6567CRZ-TIC REG CTRLR BUCK 24QFN |
2,202 | - |
|
Datasheet | - | 24-VFQFN Exposed Pad | Tape & Reel (TR) | Last Time Buy | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 4.9V ~ 5.5V | 200kHz ~ 2MHz | 66% | Yes | No | - | Enable, Frequency Control, Soft Start | 0°C ~ 70°C (TA) | - | - | Surface Mount | 24-QFN (4x4) |
|
LM25117QPMHX/NOPBIC REG CTRLR BUCK 20TSSOP |
1,419 | - |
|
Datasheet | - | 20-PowerTSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 42V | Up to 750kHz | - | Yes | No | - | Frequency Control, Ramp, Soft Start | -40°C ~ 125°C (TJ) | Automotive | AEC-Q100 | Surface Mount | 20-HTSSOP |
|
|
ISL68201IRZ-TKIC REG CTRLR BUCK PMBUS 24QFN |
3,492 | - |
|
Datasheet | Rapid Robust Ripple Regulator™ (R4) | 24-VFQFN Exposed Pad | Tape & Reel (TR) | Active | PWM Signal | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 24V | 300kHz ~ 1.5MHz | - | No | No | I2C, PMBus, SMBus | Enable, Power Good | -40°C ~ 85°C (TA) | - | - | Surface Mount | 24-QFN (4x4) |
|
MAX5019CSA+TIC REG CTRLR FLYBACK 8SOIC |
4,204 | - |
|
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 | 0°C ~ 70°C (TA) | - | - | Surface Mount | 8-SOIC |
|
|
MAX5020CSA+TIC REG CTRLR FLYBACK 8SOIC |
1,545 | - |
|
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 | 0°C ~ 70°C (TA) | - | - | Surface Mount | 8-SOIC |
|
|
MAX5020ESA+TIC REG CTRLR FLYBACK 8SOIC |
2,113 | - |
|
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 |
|
LM3743MM-300IC REG CTRLR BUCK 10MSOP |
4,932 | - |
|
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 |
|
LM5030SDIC REG CTRLR MULT TOPOLOGY 10SON |
1,318 | - |
|
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) |
|
UC2846NG4IC REG CTRLR MULT TOPOLOGY 16DIP |
2,797 | - |
|
Datasheet | - | 16-DIP (0.300", 7.62mm) | 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 | 6.95V ~ 40V | 500kHz | 50% | Yes | Yes | - | Current Limit, Enable, Frequency Control, Soft Start | -40°C ~ 85°C (TA) | - | - | Through Hole | 16-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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