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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RT8816CGQWIC PWM CTRLR BUCK WQFN-20 |
2,211 | - |
|
Datasheet | - | - | Tape & Reel (TR) | Active | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
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UCC2808AD-2G4IC REG CTRLR PUSH-PULL 8SOIC |
4,191 | - |
|
Datasheet | - | 8-SOIC (0.154", 3.90mm Width) | Tube | Discontinued at Digi-Key | Transistor Driver | Step-Up/Step-Down | Positive | Push-Pull | 2 | 1 | 4.1V ~ 15V | 194kHz | 49% | No | No | - | Frequency Control | -40°C ~ 85°C (TA) | - | - | Surface Mount | 8-SOIC |
|
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UCC2808D-2G4IC REG CTRLR PUSH-PULL 8SOIC |
1,323 | - |
|
Datasheet | - | 8-SOIC (0.154", 3.90mm Width) | Tube | Discontinued at Digi-Key | Transistor Driver | Step-Up/Step-Down | Positive | Push-Pull | 2 | 1 | 4.1V ~ 15V | 194kHz | 49% | No | No | - | Frequency Control | -40°C ~ 85°C (TA) | - | - | Surface Mount | 8-SOIC |
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LM2647LQX/NOPBIC REG CTRLR BUCK 28WQFN |
1,042 | - |
|
Datasheet | - | 28-WFQFN Exposed Pad | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 5.5V ~ 28V | 200kHz ~ 500kHz | 75% | Yes | No | - | Current Limit, Enable, Frequency Control, Power Good, Soft Start | -5°C ~ 125°C (TJ) | - | - | Surface Mount | 28-WQFN (5x5) |
|
LM5025BMTC/NOPBIC REG CTRLR FWRD CONV 16TSSOP |
4,243 | - |
|
Datasheet | - | 16-TSSOP (0.173", 4.40mm Width) | Tube | Last Time Buy | Transistor Driver | Step-Up/Step-Down | Positive, Isolation Capable | Forward Converter | 2 | 1 | 8V ~ 15V | 200kHz ~ 400kHz | 71%, 73% | No | Yes | - | Dead Time Control, Frequency Control, Ramp, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 16-TSSOP |
|
MAX15004BAUE+TIC REG CTRLR MULT TOP 16TSSOP |
1,087 | - |
|
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, SEPIC | 1 | 1 | 4.5V ~ 40V | 15kHz ~ 500kHz | 50% | No | Yes | - | Enable, Frequency Control, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 16-TSSOP |
|
CS51022AEDR16IC REG CTRLR MULT TOP 16SOIC |
3,709 | - |
|
Datasheet | - | 16-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Up/Step-Down | Positive, Isolation Capable | Flyback, Forward Converter, Push-Pull | 1 | 1 | 7.7V ~ 20V | 1MHz | - | No | No | - | Current Limit, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 16-SOIC |
|
UC2844ADIC REG CTRLR PWM CM 14-SOIC |
2,284 | - |
|
Datasheet | - | 14-SOIC (0.154", 3.90mm Width) | Bag | Discontinued at Digi-Key | Transistor Driver | Step-Up, Step-Down | Positive, Isolation Capable | Boost, Buck, Flyback, Forward | 1 | 1 | 10V ~ 30V | Up to 500kHz | 48% | No | No | - | Frequency Control | -40°C ~ 85°C (TA) | - | - | Surface Mount | 14-SOIC |
|
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UC2844ADMIC REG CTRLR PWM CM 8SOIC |
3,293 | - |
|
Datasheet | - | 8-SOIC (0.154", 3.90mm Width) | Bulk | Obsolete | Transistor Driver | Step-Up, Step-Down | Positive, Isolation Capable | Boost, Buck, Flyback, Forward | 1 | 1 | 10V ~ 30V | Up to 500kHz | 48% | No | No | - | Frequency Control | -40°C ~ 85°C (TA) | - | - | Surface Mount | 8-SOIC |
|
ISL6522CRZ-TIC REG CTRLR BUCK 16QFN |
4,612 | - |
|
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 | 0°C ~ 70°C (TA) | - | - | Surface Mount | 16-QFN (5x5) |
|
IR3621MIC REG CTRLR BUCK 32MLPQ |
4,184 | - |
|
Datasheet | - | 32-VFQFN Exposed Pad | Tube | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 5.5V ~ 14.5V | 200kHz ~ 500kHz | 86.5% | Yes | Yes | - | Frequency Control, Power Good, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 32-MLPQ (5x5) |
|
IR3622MPBFIC REG CTRLR BUCK 32MLPQ |
2,084 | - |
|
Datasheet | - | 32-VFQFN Exposed Pad | Bag | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 7.5V ~ 14.5V | 200kHz ~ 600kHz | 84% | Yes | Yes | - | Current Limit, Enable, Frequency Control, Power Good, Sequencing, Soft Start, Tracking | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 32-MLPQ (5x5) |
|
|
IR3622AMPBFIC REG CTRLR BUCK 32MLPQ |
4,870 | - |
|
Datasheet | - | 32-VFQFN Exposed Pad | Bag | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 4.5V ~ 14.5V | 200kHz ~ 600kHz | 84% | Yes | Yes | - | Current Limit, Enable, Frequency Control, Power Good, Sequencing, Soft Start, Tracking | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 32-MLPQ (5x5) |
|
LM1770TMF/NOPBIC REG CTRLR BUCK SOT23-5 |
1,098 | - |
|
Datasheet | - | SC-74A, SOT-753 | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 2.8V ~ 5.5V | 100kHz ~ 1MHz | - | Yes | No | - | - | -40°C ~ 125°C (TJ) | - | - | Surface Mount | SOT-23-5 |
|
|
LM1770UMF/NOPBIC REG CTRLR BUCK SOT23-5 |
1,881 | - |
|
Datasheet | - | SC-74A, SOT-753 | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 2.8V ~ 5.5V | 100kHz ~ 1MHz | - | Yes | No | - | - | -40°C ~ 125°C (TJ) | - | - | Surface Mount | SOT-23-5 |
|
|
ISL6522BIRZ-TKIC REG CTRLR BUCK 16QFN |
1,112 | - |
|
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) |
|
MIC38C43-1YM-TRIC REG CTRLR MULT TOP 14SOIC |
2,915 | - |
|
Datasheet | - | 14-SOIC (0.154", 3.90mm 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 | 96% | Yes | No | - | Frequency Control | -40°C ~ 85°C (TA) | - | - | Surface Mount | 14-SOIC |
|
UCD8220PWPRIC REG CTRLR MULT TOP 16HTSSOP |
2,242 | - |
|
Datasheet | - | 16-PowerTSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Up/Step-Down | Positive, Isolation Capable | Full-Bridge, Half-Bridge, Push-Pull | 2 | 1 | 4.5V ~ 15.5V | Up to 2MHz | - | No | No | - | Current Limit | -40°C ~ 105°C (TA) | - | - | Surface Mount | 16-HTSSOP |
|
|
UCD8220PWPRG4IC REG CTRLR MULT TOP 16HTSSOP |
1,466 | - |
|
Datasheet | - | 16-PowerTSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Up/Step-Down | Positive, Isolation Capable | Full-Bridge, Half-Bridge, Push-Pull | 2 | 1 | 4.5V ~ 15.5V | Up to 2MHz | - | No | No | - | Current Limit | -40°C ~ 105°C (TA) | - | - | Surface Mount | 16-HTSSOP |
|
IR3621FIC REG CTRLR BUCK 28TSSOP |
3,602 | - |
|
Datasheet | - | 28-TSSOP (0.173", 4.40mm Width) | Tube | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 5.5V ~ 14.5V | 200kHz ~ 500kHz | 86.5% | Yes | Yes | - | Frequency Control, Power Good, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 28-TSSOP |
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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