1N4720

Overview

The Microchip Technology 1N4720 is a silicon rectifier diode designed for general-purpose applications. It features a maximum reverse voltage (VRRM) of 100 V and a forward current rating of 3 A. The device supports a high junction temperature range from -65°C to +175°C, ensuring reliable operation in demanding thermal environments. It is housed in a TO-2 package with through-hole mounting capabilities.

Feature Summary

• Hermetically sealed construction for enhanced environmental protection
• High surge current capability for robust performance under transient conditions
• Extended operating temperature range up to 175°C junction temperature

Applications

• General-purpose rectification in power supply circuits
• Industrial equipment requiring hermetic sealing
• Military and aerospace electronic systems

Procurement Notes

Verify the specific manufacturer source, as the 1N4720 part number is utilized by multiple entities including Microchip Technology, Microsemi, and New Jersey Semi-Conductor Products. Confirm RoHS compliance status and exact packaging details such as tray quantities directly with the supplier or official datasheet before procurement.

Selection Notes

Select this component when a 100 V reverse voltage and 3 A continuous forward current are required. Ensure the application environment necessitates the wide -65°C to +175°C operating temperature range. Verify that the TO-2 through-hole package fits the mechanical constraints of the design.

Part Context

This component belongs to the standard silicon rectifier category. It is functionally equivalent to other 1N47xx series diodes within its voltage and current ratings. The part is widely recognized in legacy and industrial designs requiring reliable, high-temperature rectification.

Replacement Considerations

Check for direct substitutes from other manufacturers offering identical 100 V / 3 A specifications in TO-2 packages. Ensure pinout compatibility and thermal characteristics match the original design requirements.