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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
RT8106GQWIC REG CTRLR BUCK 10WDFN |
1,471 | - |
|
Datasheet | - | 10-WFDFN Exposed Pad | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.75V ~ 13.2V | 300kHz | - | Yes | No | - | Enable, Power Good | -40°C ~ 85°C (TA) | - | - | Surface Mount | 10-WDFN (3x3) |
|
RT8202GQWIC REG CTRLR BUCK 16WQFN |
1,745 | - |
|
Datasheet | - | 16-WQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 5.5V | - | - | Yes | No | - | Current Limit, Enable, On Time Control, Phase Control, Power Good | -40°C ~ 85°C (TA) | - | - | Surface Mount | 16-WQFN (4x4) |
|
RT8203GAIC REG CTRLR BUCK 28SSOP |
3,313 | - |
|
Datasheet | - | 28-SSOP (0.154", 3.90mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 4 | 1 | 7V ~ 24V | 200kHz, 300kHz, 400kHz, 500kHz | 80%, 84%, 88%, 92% | Yes | No | - | Current Limit, Enable, On Time Control, Phase Control, Power Good | -10°C ~ 85°C (TA) | - | - | Surface Mount | 28-SSOP |
|
RT9618AGSIC REG CTRLR BUCK 8SOP |
2,328 | - |
|
Datasheet | - | 8-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 7.3V ~ 13.5V | 200kHz ~ 500kHz | - | Yes | No | - | Enable, Phase Control | 0°C ~ 70°C (TA) | - | - | Surface Mount | 8-SOP |
|
ZL2004ALNN-01IC REG CTRLR BUCK PMBUS 32QFN |
4,703 | - |
|
Datasheet | - | 32-VFQFN Exposed Pad | Tray | Obsolete | PWM Signal | Step-Down | Positive | Buck | 1 | 1 | 8V ~ 10V | 400kHz | - | - | Yes | I2C, PMBus, SMBus | Current Limit, Enable, Power Good, Soft Start, Tracking | 0°C ~ 65°C (TA) | - | - | Surface Mount | 32-QFN (5x5) |
|
ISL6327ACRZIC REG CTRLR BUCK 48QFN |
3,530 | - |
|
Datasheet | - | 48-VFQFN Exposed Pad | Tube | Obsolete | PWM Signal | Step-Down | Positive | Buck | 6 | 6 | 4.75V ~ 5.25V | 80kHz ~ 1MHz | - | - | No | - | Enable, Frequency Control, Soft Start | 0°C ~ 70°C (TA) | - | - | Surface Mount | 48-QFN (7x7) |
|
ZL6100ALAFIC REG CTRLR BUCK PMBUS 36QFN |
2,542 | - |
|
Datasheet | Digital-DC™ | 36-VFQFN Exposed Pad | Tube | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 3V ~ 5.5V | 200kHz ~ 1.4MHz | 95% | Yes | Yes | I2C, PMBus, SMBus | Current Limit, Enable, Power Good, Soft Start, Tracking | -40°C ~ 85°C (TA) | - | - | Surface Mount | 36-QFN (6x6) |
|
FAN1577AMXIC REG CTRLR BUCK 20SOIC |
1,120 | - |
|
Datasheet | - | 20-SOIC (0.295", 7.50mm Width) | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 8V ~ 15V | 340kHz | 90% | Yes | No | - | Enable, Frequency Control, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 20-SOIC |
|
|
IRS27951SPBFIC REG CTRLR BUCK/HALF-BRG 8SOIC |
4,975 | - |
|
Datasheet | - | 8-SOIC (0.154", 3.90mm Width) | Tube | Discontinued at Digi-Key | Transistor Driver | Step-Down, Step-Up/Step-Down | Positive, Isolation Capable | Buck, Half-Bridge | 2 | 2 | 12V ~ 18V | Up to 500kHz | 50% | Yes | No | - | Enable, Frequency Control | -40°C ~ 150°C (TJ) | - | - | Surface Mount | 8-SOIC |
|
IRS27951STRPBFIC REG CTRLR BUCK/HALF-BRG 8SOIC |
4,515 | - |
|
Datasheet | - | 8-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Down, Step-Up/Step-Down | Positive, Isolation Capable | Buck, Half-Bridge | 2 | 2 | 12V ~ 18V | Up to 500kHz | 50% | Yes | No | - | Enable, Frequency Control | -40°C ~ 150°C (TJ) | - | - | Surface Mount | 8-SOIC |
|
|
IRS27952SPBFIC REG CTRLR BUCK/HALF-BRG 8SOIC |
2,652 | - |
|
Datasheet | - | 8-SOIC (0.154", 3.90mm Width) | Tube | Obsolete | Transistor Driver | Step-Down, Step-Up/Step-Down | Positive, Isolation Capable | Buck, Half-Bridge | 2 | 2 | 12V ~ 18V | Up to 500kHz | 50% | Yes | No | - | Enable, Frequency Control | -40°C ~ 150°C (TJ) | - | - | Surface Mount | 8-SOIC |
|
SI9110DJ-E3IC REG CTRLR MULT TOPOLOGY 14DIP |
2,715 | - |
|
Datasheet | - | 14-DIP (0.300", 7.62mm) | Bulk | Obsolete | Transistor Driver | Step-Up/Step-Down | Positive | Cuk, Flyback, Forward Converter, Push-Pull | 1 | 1 | 9.5V ~ 13.5V | 40kHz ~ 1MHz | - | No | No | - | Enable, Reset | -40°C ~ 85°C (TA) | - | - | Through Hole | 14-PDIP |
|
SI9110DY-E3IC REG CTRLR MULT TOP 14SOIC |
4,620 | - |
|
Datasheet | - | 14-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Up/Step-Down | Positive | Cuk, Flyback, Forward Converter, Push-Pull | 1 | 1 | 9.5V ~ 13.5V | 40kHz ~ 1MHz | - | No | No | - | Enable, Reset | -40°C ~ 85°C (TA) | - | - | Surface Mount | 14-SOIC |
|
|
SI9110DY-T1-E3IC REG CTRLR MULT TOP 14SOIC |
1,957 | - |
|
Datasheet | - | 14-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Up/Step-Down | Positive | Cuk, Flyback, Forward Converter, Push-Pull | 1 | 1 | 9.5V ~ 13.5V | 40kHz ~ 1MHz | - | No | No | - | Enable, Reset | -40°C ~ 85°C (TA) | - | - | Surface Mount | 14-SOIC |
|
|
SI9111DY-E3IC REG CTRLR MULT TOP 14SOIC |
2,925 | - |
|
Datasheet | - | 14-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Up/Step-Down | Positive | Cuk, Flyback, Forward Converter, Push-Pull | 1 | 1 | 9.5V ~ 13.5V | 40kHz ~ 1MHz | - | No | No | - | Enable, Reset | -40°C ~ 85°C (TA) | - | - | Surface Mount | 14-SOIC |
|
|
SI9111DY-T1-E3IC REG CTRLR MULT TOP 14SOIC |
3,753 | - |
|
Datasheet | - | 14-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Up/Step-Down | Positive | Cuk, Flyback, Forward Converter, Push-Pull | 1 | 1 | 9.5V ~ 13.5V | 40kHz ~ 1MHz | - | No | No | - | Enable, Reset | -40°C ~ 85°C (TA) | - | - | Surface Mount | 14-SOIC |
|
|
SI9112DY-E3IC REG CTRLR MULT TOP 14SOIC |
4,989 | - |
|
Datasheet | - | 14-SOIC (0.154", 3.90mm Width) | Tube | Obsolete | Transistor Driver | Step-Up/Step-Down | Positive | Cuk, Flyback, Forward Converter, Push-Pull | 1 | 1 | 9V ~ 13.5V | 40kHz ~ 1MHz | - | No | No | - | Enable, Reset | -40°C ~ 85°C (TA) | - | - | Surface Mount | 14-SOIC |
|
|
SI9112DY-T1-E3IC REG CTRLR MULT TOP 14SOIC |
4,690 | - |
|
Datasheet | - | 14-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Up/Step-Down | Positive | Cuk, Flyback, Forward Converter, Push-Pull | 1 | 1 | 9V ~ 13.5V | 40kHz ~ 1MHz | - | No | No | - | Enable, Reset | -40°C ~ 85°C (TA) | - | - | Surface Mount | 14-SOIC |
|
|
SI9114ADY-E3IC REG CTRLR MULT TOP 14SOIC |
3,481 | - |
|
Datasheet | - | 14-SOIC (0.154", 3.90mm Width) | Bulk | Obsolete | Transistor Driver | Step-Up/Step-Down | Positive, Isolation Capable | Flyback, Forward Converter | 1 | 1 | 9.5V ~ 16.5V | 20kHz ~ 2MHz | 50% | No | Yes | - | Enable, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 14-SOIC |
|
|
SI9114ADY-T1-E3IC REG CTRLR MULT TOP 14SOIC |
2,335 | - |
|
Datasheet | - | 14-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Up/Step-Down | Positive, Isolation Capable | Flyback, Forward Converter | 1 | 1 | 9.5V ~ 16.5V | 20kHz ~ 2MHz | 50% | No | Yes | - | Enable, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 14-SOIC |
DC DC Switching Controllers FAQ
Common questions about selecting, comparing and sourcing DC DC Switching Controllers components through Winsun (HK) Electronics.
What should I check when selecting DC DC Switching Controllers components?
Compare the manufacturer part number, electrical specifications, package, operating conditions and application requirements. The product datasheet should be used to confirm technical suitability.
Can Winsun help source specific DC DC Switching Controllers part numbers?
Yes. Send the exact part number, manufacturer and required quantity. Winsun (HK) Electronics can assist with availability checks, quotation support and sourcing options based on your requirement.
Do you support shortage, obsolete or hard-to-find DC DC Switching Controllers parts?
Yes. Our sourcing team can review shortage and obsolete-part requirements and help check available supply channels or possible alternatives when appropriate.
How do I request a quote for DC DC Switching Controllers components?
Submit an RFQ with the part number, manufacturer, quantity and target delivery requirement. Our sales team will review your request and follow up with current sourcing information.
