1N4048R

Single Diodes Overview

The Microchip Technology 1N4048R is a standard silicon rectifier diode housed in the DO-205AB (DO-9) stud mount package. It features a maximum repetitive peak reverse voltage of 250 V and an average forward rectified current rating of 275 A. This component is designed for high-current power conversion applications requiring robust thermal management via direct mounting to heatsinks.

Single Diodes Feature Summary

• High current handling capability for heavy-duty power applications
• Stud mount configuration for efficient thermal dissipation
• Standard recovery characteristics for general purpose rectification

Single Diodes Applications

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

Single Diodes Procurement Notes

Verify the manufacturer origin, as this part number has been produced by multiple entities including Microchip, Powerex, and Miller. Confirm the specific datasheet version matches your thermal and electrical requirements. Ensure the DO-205AB package dimensions align with your heatsink interface specifications before ordering.

Single Diodes Selection Notes

Select this component when high average current ratings near 275 A are required alongside moderate reverse voltage blocking capabilities. The stud mount package necessitates specific mechanical integration for thermal coupling. Evaluate the forward voltage drop characteristics against system efficiency targets and ensure adequate cooling infrastructure is available for the thermal load.

Single Diodes Part Context

This device belongs to the broader family of high-power silicon rectifiers utilizing the DO-205AB axial leaded stud package. It serves as a critical component in converting alternating current to direct current within industrial and commercial power electronics systems where reliability under high stress conditions is paramount.

Single Diodes Replacement Considerations

Cross-reference with other manufacturers' 1N4048R equivalents such as those from Powerex or Miller. Verify that substitute parts maintain identical pinout configurations, thermal resistance values, and mechanical mounting hole patterns to ensure compatibility without redesigning the assembly.