1N1205AR

Single Diodes Overview

The 1N1205AR is a silicon rectifying diode manufactured by Microchip Technology. It features a maximum repetitive peak reverse voltage of 500 V and an average forward current rating of 12 A. The device utilizes a DO-4 (DO-203AA) screw mount package with the anode connected to the case. Key electrical characteristics include a maximum forward voltage of 1.2 V at rated current and a leakage current of 10 µA.

Single Diodes Feature Summary

• High current handling capability for general purpose rectification
• Robust screw mount construction for secure thermal and mechanical attachment
• Case-connected anode design simplifies mounting on heat sinks

Single Diodes Applications

• General purpose rectification in power supplies
• Industrial automation control circuits
• Process automation equipment

Single Diodes Procurement Notes

Verify the specific manufacturer source, as the component may be listed under various distributors or legacy branding such as BSC. Confirm the package type matches DO-4/DO-203AA specifications. Ensure the datasheet aligns with Microchip Technology documentation for accurate electrical parameters. Check for any ordering suffix variations that might affect packaging or testing standards.

Single Diodes Selection Notes

Select this component when a single-phase rectifier with 12 A continuous current capacity is required. The 500 V reverse voltage rating suits medium-voltage AC-to-DC conversion applications. The screw mount style is appropriate for high-power modules where direct heatsink mounting is necessary. Consider the 1.2 V forward voltage drop for efficiency calculations in low-voltage output designs.

Single Diodes Part Context

This part belongs to the standard rectifier diode family from Microchip Technology. It is designed for general-purpose applications requiring reliable performance in industrial environments. The DO-4 package provides a standardized footprint for power electronics assemblies. The series is characterized by its ruggedness and consistent electrical behavior across operating temperatures.

Single Diodes Replacement Considerations

Direct substitutes must match the 12 A current, 500 V voltage, and DO-4 package. Verify pinout compatibility, specifically the case-connected anode configuration. Ensure thermal resistance characteristics are comparable for equivalent heatsinking requirements.