1N1127RA

Single Diodes Overview

The Microchip Technology 1N1127RA is a single-element silicon standard recovery rectifier designed for stud mount applications. It operates within a junction temperature range of -65°C to +200°C and utilizes the DO-203AA (DO-4) package. The device features a maximum repetitive peak reverse voltage of 500V and an average forward rectified current rating of 12A. Key electrical characteristics include a maximum forward voltage drop of 1.2V at specified currents, a non-repetitive peak forward surge current capacity of 250A, and a maximum reverse leakage current of 10µA.

Single Diodes Feature Summary

• High thermal stability with a maximum operating junction temperature of 200°C
• Robust surge handling capability for transient overload protection
• Standard glass-metal sealed construction for environmental durability

Single Diodes Applications

• Industrial power supply rectification
• Battery charging circuits
• General-purpose DC power conversion

Single Diodes Procurement Notes

Verify the specific suffix 'RA' against the official Microchip datasheet to confirm it denotes the correct revision or packaging variant. Ensure the procurement documentation explicitly references the 1N1127RA part number to avoid confusion with similar variants like 1N1127A. Confirm RoHS compliance status as indicated in the manufacturer's latest product compliance reports before finalizing orders.

Single Diodes Selection Notes

Select this component when high junction temperature operation up to 200°C is required. The 12A current rating and 500V blocking voltage make it suitable for medium-power rectification tasks. Verify that the mounting hardware supports the stud mount configuration and that the thermal management system can handle the dissipation requirements under continuous load conditions.

Single Diodes Part Context

This component belongs to the Microchip 1N series of standard recovery rectifiers. These devices are characterized by their rugged DO-203AA package and high-temperature silicon construction. The series is commonly used in industrial environments where reliability under thermal stress is critical. The 1N1127RA represents a specific iteration within this established line of discrete semiconductor diodes.

Single Diodes Replacement Considerations

Cross-reference with 1N1127A for functional equivalence. Verify pinout compatibility and thermal resistance values before substitution.