1N2137

Single Diodes Overview

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

Single Diodes Feature Summary

• High reliability construction with low leakage current characteristics suitable for demanding environments
• Robust surge current capability designed to withstand high transient loads up to 1050 A
• Stud-mount terminal configuration enabling efficient thermal dissipation and secure mechanical installation

Single Diodes Applications

• High power industrial rectification circuits
• Military and aerospace electronic systems requiring stringent reliability standards
• General purpose power supply input stages

Single Diodes Procurement Notes

Verify the specific manufacturer source, as Vishay also lists this part number with identical electrical ratings but potentially different internal specifications. Confirm the suffix AR indicates RoHS compliance and tin-lead terminal finish. Ensure the ordering information matches the required package style and lead time constraints before finalizing procurement.

Single Diodes Selection Notes

Select this component when a single-phase silicon rectifier with a 500 V reverse voltage and 70 A continuous current capacity is required. The DO-5 stud-mount package is essential for applications needing direct chassis mounting and superior heat sinking compared to axial leads. Verify that the operating junction temperature range meets the environmental requirements of the target system.

Single Diodes Part Context

This component belongs to the family of high-power silicon rectifier diodes manufactured by Microchip Technology. It is functionally equivalent to other standard rectifiers in the DO-5 package format. The device is commonly used in heavy-duty power conversion equipment where robustness against electrical surges and high ambient temperatures is critical for long-term operational stability.

Single Diodes Replacement Considerations

Cross-reference with Vishay 1N2137AR for potential substitution, noting that both manufacturers specify identical electrical parameters. Verify pinout compatibility and thermal resistance values to ensure seamless integration into existing board layouts without modifying the mounting hardware.