1N6653

Overview

The Microchip Technology 1N6653 is a general-purpose silicon planar power rectifier diode housed in the TO-59 metal package. It features a maximum repetitive peak reverse voltage of 200V and a continuous forward current rating of 20A. The device utilizes a hermetically sealed construction suitable for high-reliability applications, with a specified non-repetitive peak forward surge current capability.

Feature Summary

• Hermetically sealed metal case construction
• High current handling capability
• Planar die technology

Applications

• General purpose rectification
• Industrial power supplies
• High reliability electronic systems

Procurement Notes

Verify the specific manufacturer lot code and date code upon receipt to ensure compliance with project requirements. Confirm that the component matches the TO-59 package dimensions and pinout configuration. Check for any special handling instructions related to the hermetic seal integrity during installation.

Selection Notes

Select this component when a robust, high-current rectifier is required in a standard metal can package. Ensure the circuit operating voltage remains below the 200V reverse voltage limit. Consider thermal management strategies given the 20A current rating and the thermal characteristics of the TO-59 housing.

Part Context

This part belongs to Microchip's legacy discrete semiconductor portfolio, originally derived from National Semiconductor designs. It serves as a high-power alternative to smaller plastic packages, offering superior thermal dissipation and environmental protection through its metal enclosure.

Replacement Considerations

Direct substitutes include other 20A, 200V TO-59 rectifiers such as the 1N6654 or 1N6655 series, provided they meet the same electrical and mechanical specifications.