1N1187

Single Diodes Overview

The Microchip Technology 1N1187 is a standard recovery single diode designed for high-current rectification applications. It features a maximum DC reverse voltage of 300 V and an average forward rectified current rating of 40 A. The device utilizes a DO-203AB (DO-5) stud mount package, supporting接线柱安装 configurations. Key electrical characteristics include a maximum reverse leakage current of 10 µA at 300 V and a forward voltage drop of 1.19 V at 90 A. The junction operating temperature range extends from -65°C to +200°C, ensuring reliability under extreme thermal conditions.

Single Diodes Feature Summary

• High current handling capability with a 40 A average forward rectified current rating
• Robust thermal performance with a junction temperature range up to +200°C
• Standard recovery speed suitable for general-purpose rectification tasks
• Durable stud mount construction in the DO-203AB package

Single Diodes Applications

• Industrial power supply rectification
• Battery charging systems
• Welding equipment power stages
• Motor drive circuits

Single Diodes Procurement Notes

Verify component authenticity through authorized Microchip distributors or direct manufacturer channels. Confirm RoHS status as non-compliant per official documentation. Validate package integrity upon receipt, as stud mount components require careful handling to prevent terminal damage. Cross-reference datasheet revisions to ensure compatibility with specific design requirements.

Single Diodes Selection Notes

Select this component when high current capacity and wide temperature tolerance are required. The 300 V reverse voltage rating suits medium-voltage AC-to-DC conversion. Ensure mechanical mounting provisions align with the DO-203AB stud interface. Consider thermal management strategies given the high current ratings and potential power dissipation during operation.

Single Diodes Part Context

The 1N1187 belongs to Microchip's legacy rectifier series, sharing specifications with related parts like the 1N1183R. These devices are characterized by standard recovery times exceeding 500 ns. The product line supports industrial-grade applications requiring robust semiconductor solutions for power conversion and control circuits.

Single Diodes Replacement Considerations

Consult official substitution lists for equivalent rectifiers within the same voltage and current class. Verify pinout compatibility and thermal resistance values before replacing existing designs. Ensure replacement parts meet the same environmental and regulatory standards.