1N1347

Single Diodes Overview

The Microchip Technology 1N1347 is a standard recovery rectifier diode designed for high-power applications. It features a maximum DC reverse voltage (Vr) of 500 V and an average rectified current (Io) of 16 A. The device utilizes a DO-4 (DO-203AA) stud mount package, ensuring robust mechanical stability. Key electrical characteristics include a forward voltage (Vf) of 1.3 V at 30 A and a reverse leakage current of 10 µA at 500 V. The junction temperature range spans from -65°C to 200°C, supporting operation in demanding thermal environments.

Single Diodes Feature Summary

• High current handling capability with 16 A average rectified current rating
• Robust mechanical construction utilizing a stud mount terminal design
• Extended thermal operating range suitable for high-temperature industrial conditions

Single Diodes Applications

• Industrial power supply rectification
• Welding equipment power stages
• Motor drive systems

Single Diodes Procurement Notes

Verify the specific suffix letter (e.g., A, B) against the datasheet to confirm exact voltage ratings, as variants exist within the series. Confirm RoHS compliance status, as this component family may not meet all environmental directives. Ensure mounting hardware compatibility with the DO-4 stud configuration during integration planning.

Single Diodes Selection Notes

Select this component when high surge current capacity and thermal resilience are required. The DO-4 package facilitates direct heatsinking for efficient heat dissipation. Evaluate the 500 V reverse voltage rating against peak inverse voltage requirements in the circuit topology to ensure adequate safety margins under transient conditions.

Single Diodes Part Context

This part belongs to the 1N134x series of general-purpose silicon rectifiers manufactured by Microchip Technology. These devices are engineered for reliability in harsh environments, offering consistent performance across the specified temperature range. The series supports various voltage ratings while maintaining uniform physical dimensions for interchangeability in existing designs.

Single Diodes Replacement Considerations

Cross-reference with other 1N1347 variants or equivalent 16 A, 500 V stud-mount diodes from other manufacturers. Verify pinout compatibility and thermal resistance values before substitution.