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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LM5030SDXIC REG CTRLR MULT TOPOLOGY 10SON |
4,863 | - |
|
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) |
|
TPS40077PWPRG4IC REG CTRLR BUCK 16HTSSOP |
2,990 | - |
|
Datasheet | - | 16-PowerTSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Discontinued at Digi-Key | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 28V | Up to 1MHz | 93% | Yes | No | - | Current Limit, Frequency Control, Power Good, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 16-HTSSOP |
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FAN5066MIC REG CTRLR BUCK 20SOIC |
3,359 | - |
|
Datasheet | - | 20-SOIC (0.295", 7.50mm Width) | Tube | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.75V ~ 5.25V | 80kHz ~ 1MHz | 95% | Yes | No | - | Enable, Power Good | 0°C ~ 70°C (TA) | - | - | Surface Mount | 20-SOIC |
|
TPS40042DRCTG4IC REG CTRLR BUCK 10SON |
2,827 | - |
|
Datasheet | - | 10-VFDFN Exposed Pad | Tape & Reel (TR) | Discontinued at Digi-Key | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 3V ~ 5.5V | 600kHz | 95% | Yes | No | - | Enable | -40°C ~ 85°C (TA) | - | - | Surface Mount | 10-VSON (3x3) |
|
ISL6545CBZIC REG CTRLR BUCK 8SOIC |
3,059 | - |
|
Datasheet | - | 8-SOIC (0.154", 3.90mm Width) | Tube | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 14.4V | 300kHz | 100% | Yes | No | - | Current Limit, Enable | 0°C ~ 70°C (TA) | - | - | Surface Mount | 8-SOIC |
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R1272S001A-E2-FE34V INPUT PWM/VFM STEP-DOWN DCDC |
1,813 | - |
|
Datasheet | R1272S | 18-LFSOP (0.173", 4.40mm Width) Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4V ~ 34V | 250kHz ~ 1MHz | - | Yes | Yes | - | Enable | -40°C ~ 125°C (TA) | - | - | Surface Mount | 18-HSOP |
|
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R1272S011A-E2-FE34V INPUT PWM/VFM STEP-DOWN DCDC |
2,891 | - |
|
Datasheet | R1272S | 18-LFSOP (0.173", 4.40mm Width) Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4V ~ 34V | 250kHz ~ 1MHz | - | Yes | Yes | - | Enable | -40°C ~ 125°C (TA) | - | - | Surface Mount | 18-HSOP |
|
SC1102CSTRTIC REG CTRLR BUCK 14SOIC |
4,013 | - |
|
Datasheet | - | 14-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.2V ~ 12.6V | 200kHz | 95% | Yes | No | - | Enable, Phase Control, Soft Start | 0°C ~ 70°C (TA) | - | - | Surface Mount | 14-SOIC |
|
TPS40003DGQRG4IC REG CTRLR BUCK 10MSOP |
2,396 | - |
|
Datasheet | - | 10-PowerTFSOP, 10-MSOP (0.118", 3.00mm Width) | Tape & Reel (TR) | Discontinued at Digi-Key | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 2.25V ~ 5.5V | 600kHz | 93% | Yes | No | - | Current Limit, Enable, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 10-HVSSOP |
|
UCC2813PWTR-3G4IC REG CTRLR MULT TOP 8TSSOP |
2,940 | - |
|
Datasheet | - | 8-TSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive | Boost, Flyback, Forward Converter | 1 | 1 | 3.6V ~ 12V | - | 99% | No | No | - | Frequency Control | -40°C ~ 85°C (TA) | - | - | Surface Mount | 8-TSSOP |
|
LM3743MMX-1000IC REG CTRLR BUCK 10MSOP |
2,513 | - |
|
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 | 76% | Yes | No | - | Current Limit, Enable, Soft Start, Tracking | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 10-VSSOP |
|
|
LM5030MMXIC REG CTRLR MULT TOP 10MSOP |
2,745 | - |
|
Datasheet | - | 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) | 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-VSSOP |
|
MAX17500AAUB+TIC REG CTRLR BOOST/SEPIC 10UMAX |
1,186 | - |
|
Datasheet | - | 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive, Isolation Capable | Boost, SEPIC | 1 | 1 | 23.6V ~ 30V | 50kHz ~ 2.5MHz | 50% | No | No | - | Enable | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 10-uMAX/uSOP |
|
S-8533A125FT-TB-GIC REG CTRLR BUCK 8TSSOP |
4,694 | - |
|
Datasheet | - | 8-TSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Not For New Designs | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 2.7V ~ 16V | 300kHz | 100% | Yes | No | - | Enable, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 8-TSSOP |
|
|
S-8533A15AFT-TB-GIC REG CTRLR BUCK 8TSSOP |
2,915 | - |
|
Datasheet | - | 8-TSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Not For New Designs | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 2.7V ~ 16V | 300kHz | 100% | Yes | No | - | Enable, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 8-TSSOP |
|
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S-8533A18AFT-TB-GIC REG CTRLR BUCK 8TSSOP |
3,492 | - |
|
Datasheet | - | 8-TSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Not For New Designs | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 2.7V ~ 16V | 300kHz | 100% | Yes | No | - | Enable, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 8-TSSOP |
|
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S-8533A33AFT-TB-GIC REG CTRLR BUCK 8TSSOP |
3,716 | - |
|
Datasheet | - | 8-TSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Not For New Designs | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 2.7V ~ 16V | 300kHz | 100% | Yes | No | - | Enable, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 8-TSSOP |
|
|
S-8533A50AFT-TB-GIC REG CTRLR BUCK 8TSSOP |
3,104 | - |
|
Datasheet | - | 8-TSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Not For New Designs | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 2.7V ~ 16V | 300kHz | 100% | Yes | No | - | Enable, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 8-TSSOP |
|
|
S-8533A13AFT-TB-GIC REG CTRLR BUCK 8TSSOP |
3,374 | - |
|
Datasheet | - | 8-TSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Not For New Designs | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 2.7V ~ 16V | 300kHz | 100% | Yes | No | - | Enable, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 8-TSSOP |
|
|
S-8533A14AFT-TB-GIC REG CTRLR BUCK 8TSSOP |
2,557 | - |
|
Datasheet | - | 8-TSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Not For New Designs | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 2.7V ~ 16V | 300kHz | 100% | Yes | No | - | Enable, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 8-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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