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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
S-8521D18MC-BXDT2GIC REG CTRLR BUCK SOT23-5 |
1,467 | - |
|
Datasheet | - | SC-74A, SOT-753 | Tape & Reel (TR) | Not For New Designs | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 2.5V ~ 16V | 60kHz | 100% | No | No | - | Enable | -40°C ~ 85°C (TA) | - | - | Surface Mount | SOT-23-5 |
|
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S-8521D20MC-BXFT2UIC REG CTRLR BUCK SOT23-5 |
4,203 | - |
|
Datasheet | - | SC-74A, SOT-753 | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 2.5V ~ 16V | 60kHz | 100% | No | No | - | Enable | -40°C ~ 85°C (TA) | - | - | Surface Mount | SOT-23-5 |
|
|
S-8521D21MC-BXGT2UIC REG CTRLR BUCK SOT23-5 |
3,611 | - |
|
Datasheet | - | SC-74A, SOT-753 | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 2.5V ~ 16V | 60kHz | 100% | No | No | - | Enable | -40°C ~ 85°C (TA) | - | - | Surface Mount | SOT-23-5 |
|
|
S-8521D22MC-BXHT2UIC REG CTRLR BUCK SOT23-5 |
4,446 | - |
|
Datasheet | - | SC-74A, SOT-753 | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 2.5V ~ 16V | 60kHz | 100% | No | No | - | Enable | -40°C ~ 85°C (TA) | - | - | Surface Mount | SOT-23-5 |
|
|
S-8521D25MC-BXKT2UIC REG CTRLR BUCK SOT23-5 |
2,399 | - |
|
Datasheet | - | SC-74A, SOT-753 | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 2.5V ~ 16V | 60kHz | 100% | No | No | - | Enable | -40°C ~ 85°C (TA) | - | - | Surface Mount | SOT-23-5 |
|
|
S-8521D27MC-BXMT2UIC REG CTRLR BUCK SOT23-5 |
1,658 | - |
|
Datasheet | - | SC-74A, SOT-753 | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 2.5V ~ 16V | 60kHz | 100% | No | No | - | Enable | -40°C ~ 85°C (TA) | - | - | Surface Mount | SOT-23-5 |
|
|
S-8521D28MC-BXNT2UIC REG CTRLR BUCK SOT23-5 |
4,094 | - |
|
Datasheet | - | SC-74A, SOT-753 | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 2.5V ~ 16V | 60kHz | 100% | No | No | - | Enable | -40°C ~ 85°C (TA) | - | - | Surface Mount | SOT-23-5 |
|
|
S-8521D29MC-BXOT2UIC REG CTRLR BUCK SOT23-5 |
2,498 | - |
|
Datasheet | - | SC-74A, SOT-753 | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 2.5V ~ 16V | 60kHz | 100% | No | No | - | Enable | -40°C ~ 85°C (TA) | - | - | Surface Mount | SOT-23-5 |
|
|
S-8521D30MC-BXPT2UIC REG CTRLR BUCK SOT23-5 |
3,205 | - |
|
Datasheet | - | SC-74A, SOT-753 | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 2.5V ~ 16V | 60kHz | 100% | No | No | - | Enable | -40°C ~ 85°C (TA) | - | - | Surface Mount | SOT-23-5 |
|
|
S-8521D33MC-BXST2UIC REG CTRLR BUCK SOT23-5 |
3,533 | - |
|
Datasheet | - | SC-74A, SOT-753 | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 2.5V ~ 16V | 60kHz | 100% | No | No | - | Enable | -40°C ~ 85°C (TA) | - | - | Surface Mount | SOT-23-5 |
|
|
S-8521D35MC-BXUT2UIC REG CTRLR BUCK SOT23-5 |
3,051 | - |
|
Datasheet | - | SC-74A, SOT-753 | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 2.5V ~ 16V | 60kHz | 100% | No | No | - | Enable | -40°C ~ 85°C (TA) | - | - | Surface Mount | SOT-23-5 |
|
|
S-8521D36MC-BXVT2UIC REG CTRLR BUCK SOT23-5 |
3,656 | - |
|
Datasheet | - | SC-74A, SOT-753 | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 2.5V ~ 16V | 60kHz | 100% | No | No | - | Enable | -40°C ~ 85°C (TA) | - | - | Surface Mount | SOT-23-5 |
|
|
S-8521D40MC-BXZT2UIC REG CTRLR BUCK SOT23-5 |
4,128 | - |
|
Datasheet | - | SC-74A, SOT-753 | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 2.5V ~ 16V | 60kHz | 100% | No | No | - | Enable | -40°C ~ 85°C (TA) | - | - | Surface Mount | SOT-23-5 |
|
|
S-8521D45MC-BYET2UIC REG CTRLR BUCK SOT23-5 |
4,672 | - |
|
Datasheet | - | SC-74A, SOT-753 | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 2.5V ~ 16V | 60kHz | 100% | No | No | - | Enable | -40°C ~ 85°C (TA) | - | - | Surface Mount | SOT-23-5 |
|
|
S-8521D50MC-BYJT2UIC REG CTRLR BUCK SOT23-5 |
1,977 | - |
|
Datasheet | - | SC-74A, SOT-753 | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 2.5V ~ 16V | 60kHz | 100% | No | No | - | Enable | -40°C ~ 85°C (TA) | - | - | Surface Mount | SOT-23-5 |
|
|
S-8521D52MC-BYLT2GIC REG CTRLR BUCK SOT23-5 |
2,867 | - |
|
Datasheet | - | SC-74A, SOT-753 | Tape & Reel (TR) | Not For New Designs | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 2.5V ~ 16V | 60kHz | 100% | No | No | - | Enable | -40°C ~ 85°C (TA) | - | - | Surface Mount | SOT-23-5 |
|
|
S-8521D52MC-BYLT2UIC REG CTRLR BUCK SOT23-5 |
3,408 | - |
|
Datasheet | - | SC-74A, SOT-753 | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 2.5V ~ 16V | 60kHz | 100% | No | No | - | Enable | -40°C ~ 85°C (TA) | - | - | Surface Mount | SOT-23-5 |
|
|
S-8521D55MC-BYOT2UIC REG CTRLR BUCK SOT23-5 |
3,439 | - |
|
Datasheet | - | SC-74A, SOT-753 | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 2.5V ~ 16V | 60kHz | 100% | No | No | - | Enable | -40°C ~ 85°C (TA) | - | - | Surface Mount | SOT-23-5 |
|
|
S-8521E15MC-BLAT2UIC REG CTRLR BUCK SOT23-5 |
1,969 | - |
|
Datasheet | - | SC-74A, SOT-753 | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 2.5V ~ 10V | 300kHz | 100% | No | No | - | Enable | -40°C ~ 85°C (TA) | - | - | Surface Mount | SOT-23-5 |
|
|
S-8521E16MC-BLBT2UIC REG CTRLR BUCK SOT23-5 |
2,529 | - |
|
Datasheet | - | SC-74A, SOT-753 | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 2.5V ~ 10V | 300kHz | 100% | No | No | - | Enable | -40°C ~ 85°C (TA) | - | - | Surface Mount | SOT-23-5 |
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.
