1N2137A

Single Diodes Overview

The Microchip Technology 1N2137AR is a standard silicon rectifier diode housed in a DO-5 (DO-203AB) package. It features a maximum DC reverse voltage of 500 V and an average forward current rating of 70 A. The device exhibits a maximum forward voltage of 1.25 V at 200 A and a reverse leakage current of 25 µA at 500 V. It supports a non-repetitive peak forward surge current of 1050 A and operates within a junction temperature range of -65°C to 200°C.

Single Diodes Feature Summary

• High surge current capability up to 1050 A for robust transient protection
• Low leakage current characteristics ensuring efficient high-power operation
• Extended thermal stability with a junction temperature range up to 200°C

Single Diodes Applications

• High power rectification circuits
• Military and aerospace electronic systems
• Industrial equipment requiring high reliability

Single Diodes Procurement Notes

Verify the specific manufacturer source, as Vishay also produces this part number. Confirm RoHS compliance status and lead times directly with the supplier. Ensure the DO-5 stud mount package matches your assembly requirements. Check for any specific military or aerospace qualification certifications if required for your application.

Single Diodes Selection Notes

Select this component for applications demanding high average current handling and significant surge tolerance. The DO-5 stud mount package facilitates effective heat dissipation for high-power scenarios. Consider the 500 V reverse voltage rating when designing for mains or industrial power supplies. Verify that the mounting hardware accommodates the stud terminal configuration.

Single Diodes Part Context

The 1N2137AR belongs to the family of high-power silicon rectifier diodes designed for demanding environments. It is commonly utilized in applications requiring high reliability, such as aerospace and military systems. The DO-5 package provides a robust mechanical structure suitable for stud mounting on heat sinks.

Single Diodes Replacement Considerations

Cross-reference with other manufacturers producing the 1N2137 series, such as Vishay. Ensure equivalent electrical ratings for voltage, current, and package dimensions before substitution.