1N6659U1

Overview

The Microchip Technology 1N6659U1 is a high-voltage ultra-fast recovery rectifier designed for demanding power conversion applications. It features a peak repetitive reverse voltage of 200 V and an average forward rectified current of 3 A. The device utilizes a fast recovery technology with a maximum reverse recovery time of 35 ns, ensuring efficient switching performance. It is housed in a robust DO-204AC (DO-15) axial-leaded package, suitable for through-hole mounting on printed circuit boards.

Feature Summary

• Ultra-fast recovery characteristics minimize switching losses and electromagnetic interference during operation.
• High thermal stability supports reliable performance under elevated temperature conditions.
• Robust surge current capability provides protection against transient load spikes.

Applications

• High-frequency DC-to-DC converter circuits
• Free-wheeling diodes in motor drive systems
• Isolated power supply output rectification

Procurement Notes

Verify the specific suffix 'U1' against the official Microchip datasheet to confirm exact mechanical dimensions and marking codes. Ensure the procurement channel provides valid traceability documentation required for aerospace or defense-grade components. Confirm that the delivered units match the specified electrical parameters before integration into critical designs.

Selection Notes

Select this component when low reverse recovery charge is critical for efficiency in high-frequency topologies. Compare the 3 A current rating and 200 V blocking voltage against system requirements to ensure adequate headroom. Consider the axial leaded package constraints regarding board space and thermal dissipation capabilities compared to surface-mount alternatives.

Part Context

This part belongs to the 1N66xx series of rectifiers manufactured by Microchip Technology. The series encompasses various voltage and current ratings tailored for general-purpose and specialized rectification tasks. The 1N6659 variant specifically addresses the need for faster switching speeds compared to standard recovery diodes within the same product family.

Replacement Considerations

Consult Microchip's official cross-reference documentation for verified equivalent parts. Ensure any substitute matches the 200 V reverse voltage, 3 A forward current, and 35 ns reverse recovery time specifications exactly.