DC DC Switching Controllers
Use the filters and product table below to compare DC DC Switching Controllers components by manufacturer, availability, pricing reference and technical specifications. Review datasheets and key parameters to narrow the selection for your application.
If you already have a target part number, package, rating or quantity, send the requirement to Winsun (HK) Electronics for availability checks, BOM sourcing, shortage support and quotation assistance.
| 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
UC3845DR2IC REG CTRLR BOOST/FLYBK 14SOIC |
2,954 | - |
|
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 | 7.6V ~ 30V | Up to 500kHz | 48% | No | No | - | Frequency Control | 0°C ~ 70°C (TA) | - | - | Surface Mount | 14-SOIC |
|
CS51031GD8IC REG CTRLR BUCK 8SOIC |
1,531 | - |
|
Datasheet | - | 8-SOIC (0.154", 3.90mm Width) | Tube | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.3V ~ 20V | 200kHz | 83.3% | No | No | - | Frequency Control, Soft Start | 0°C ~ 70°C (TA) | - | - | Surface Mount | 8-SOIC |
|
|
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 |
|
NCP1378PIC REG CTRLR FLYBACK 8DIP |
3,557 | - |
|
Datasheet | - | 8-DIP (0.300", 7.62mm), 7 Leads | Tube | Obsolete | Transistor Driver | Step-Up/Step-Down | Positive | Flyback | 1 | 1 | 8.4V ~ 18V | - | - | No | No | - | Current Limit | 0°C ~ 125°C (TJ) | - | - | Through Hole | 7-PDIP |
|
|
UC3843ADR2IC REG CTRLR BUCK 14SOIC |
4,674 | - |
|
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 | 7.6V ~ 30V | Up to 500kHz | 96% | No | No | - | Frequency Control | 0°C ~ 70°C (TA) | - | - | Surface Mount | 14-SOIC |
|
NCP5425DBR2IC REG CTRLR BUCK 20TSSOP |
3,697 | - |
|
Datasheet | - | 20-TSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 4V ~ 16V | 150kHz ~ 750kHz | 100% | Yes | No | - | Frequency Control | 0°C ~ 125°C (TJ) | - | - | Surface Mount | 20-TSSOP |
|
NCP1450ASN33T1GIC REG CTRLR BOOST 5TSOP |
1,345 | - |
|
Datasheet | - | SOT-23-5 Thin, TSOT-23-5 | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Up | Positive | Boost | 1 | 1 | 0.9V ~ 6V | 180kHz | 80% | No | No | - | Enable | -40°C ~ 85°C (TA) | - | - | Surface Mount | 5-TSOP |
|
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UC2843ADR2IC REG CTRLR BUCK 14SOIC |
4,771 | - |
|
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 | 7.6V ~ 30V | Up to 500kHz | 96% | No | No | - | Frequency Control | -25°C ~ 85°C (TA) | - | - | Surface Mount | 14-SOIC |
|
NCP81218DMNTXGDERIVATIVE OF NCP81218 WI |
4,092 | - |
|
Datasheet | - | 48-VFQFN Exposed Pad | Tape & Reel (TR) | Obsolete | PWM | - | - | - | 3 | 2 | - | - | - | No | No | - | - | - | - | - | Surface Mount | 48-QFN (6x6) |
|
NCV81277MNTXGAUTOMOTIVE APPROVED VERSION OF N |
4,599 | - |
|
Datasheet | - | 40-VFQFN Exposed Pad | Tape & Reel (TR) | Not For New Designs | PWM Signal | Step-Down | Positive | Buck | 4 | 4 | 4.5V ~ 20V | 250kHz ~ 1.2MHz | 100% | Yes | Yes | I2C, PSI | Current Limit, Enable, Frequency Control, Phase Control, Power Good, Soft Start | -40°C ~ 105°C | - | - | Surface Mount, Wettable Flank | 40-QFNW (5x5) |
DC DC Switching Controllers FAQ
Common questions about filtering, comparing and sourcing DC DC Switching Controllers components.
How can I narrow the DC DC Switching Controllers selection?
Use the available manufacturer and technical parameter filters to reduce the product list. Compare the remaining part numbers against your electrical, package and application requirements.
Should I confirm the datasheet before selecting a part?
Yes. Always review the manufacturer datasheet to confirm ratings, package, operating conditions and other technical details before finalizing a component for your design.
Can Winsun (HK) Electronics help source a specific DC DC Switching Controllers part number?
Yes. Send the exact manufacturer part number and required quantity for availability, lead-time and quotation support.
Do you support BOM, shortage or alternative-part requirements?
Yes. You can submit a BOM or shortage list for sourcing assistance. Where appropriate, our team can also help review possible alternative-part options.
