1N6658

Overview

The Microchip Technology 1N6658 is a silicon rectifier diode designed for general-purpose applications. It features a single-phase configuration with a maximum average forward current of 20A and a peak repetitive reverse voltage of 400V. The device utilizes a TO-59 metal package, which provides robust thermal performance and mechanical stability for high-power environments. This component is manufactured using standard silicon planar technology to ensure reliable operation under demanding electrical conditions.

Feature Summary

• High current handling capability suitable for power supply circuits
• Robust metal case construction for enhanced thermal dissipation
• Standard recovery characteristics for general-purpose rectification

Applications

• Industrial power supply rectification
• Battery charging systems
• DC power distribution units

Procurement Notes

Verify the specific datasheet revision and manufacturing lot details before procurement. Confirm that the TO-59 package dimensions match the target design constraints. Ensure compliance with project-specific material requirements as this component may not meet all RoHS standards depending on the production batch. Validate supplier authenticity through authorized channels.

Selection Notes

Select this component when high current capacity and rugged packaging are required. Compare thermal resistance values against system heat sinking capabilities. Evaluate reverse leakage current specifications at maximum operating temperatures. Ensure the leaded metal package fits within the available board space and mounting infrastructure.

Part Context

This part belongs to Microchip's legacy discrete semiconductor portfolio, focusing on high-power rectification solutions. It serves as a fundamental building block in industrial electronics where reliability and surge withstand capability are critical. The TO-59 form factor distinguishes it from modern surface-mount alternatives, catering to traditional through-hole assembly processes.

Replacement Considerations

Consult official substitution guides for equivalent high-current silicon rectifiers in similar packages. Verify pinout compatibility and thermal interface requirements when replacing with alternative manufacturers' components.