Microchip Technology MIC4576-5.0BU TR
IC REG BUCK 5V 3A TO263-5
Answer first: this page is a purchasing reference for the exact part number MIC4576-5.0BU TR from Microchip Technology. Use it to start datasheet, package, manufacturer and RFQ verification; do not treat page text as a live stock, price or lead-time promise.
Key Parameters
| Part Number | MIC4576-5.0BU TR |
|---|---|
| Manufacturer | Microchip Technology |
| Category | Voltage Regulators - DC DC Switching Regulators |
| package | TO-263-6, D2PAK (5 Leads + Tab), TO-263BA |
| series | - |
| packaging | Tape & Reel (TR) |
| product status | Obsolete |
| param 1 | Step-Down |
| param 2 | Positive |
| param 3 | Buck |
| param 4 | Fixed |
| param 5 | 1 |
| param 6 | 4V |
| param 7 | 36V |
| param 8 | 5V |
| param 9 | - |
| param 10 | 3A |
| param 11 | 200kHz |
| param 12 | No |
| param 13 | -40°C ~ 85°C (TA) |
| param 14 | - |
| param 15 | - |
| param 16 | Surface Mount |
| param 17 | TO-263-5 |
Parameters are provided for purchasing review. Confirm package, suffix, lifecycle status, datasheet revision and approved substitutes before ordering.
How to Verify MIC4576-5.0BU TR Before Ordering
Datasheet and parameter checks
- Confirm the full manufacturer part number, not only a shortened search keyword.
- Compare package, pinout, dimensions, voltage or rating fields, temperature range and compliance wording against the released BOM.
- Use the manufacturer datasheet or drawing for electrical and mechanical limits before approving a substitute.
RFQ fields SENICO needs
- Send exact part number, manufacturer, quantity, target delivery date, destination and required packaging.
- State whether alternates are allowed, and list any date-code, certificate, traceability or customer AVL requirement.
- Keep exact stock, factory lead time and proposed alternatives in separate quote lanes.
For MIC4576-5.0BU TR, SENICO recommends checking manufacturer marking, package, date code, requested quantity, approved vendor requirements and replacement risk before issuing a purchase order. If a supplier suggests an equivalent, record the changed fields and approval owner before comparing price.
We do not treat displayed data as a real-time stock or price commitment. The RFQ reply is the verified commercial reference.
Related buying guides: stock and lead-time verification, equivalent IC comparison, and BOM RFQ preparation.