1N4048R

Single Diodes Overview

The Powerex Inc. 1N4048R is a general-purpose silicon rectifier diode designed for high-current applications. It features a single-phase, single-element configuration with a maximum average forward output current of 275 A and a maximum repetitive peak reverse voltage of 250 V. The device utilizes a stud mount package (DO-205AB) with a round metal body and high-current cable terminals. It operates within a temperature range of -65 °C to 190 °C and has a maximum non-repetitive peak forward surge current of 5000 A.

Single Diodes Feature Summary

• High current handling capability with 275 A average forward output
• Robust thermal performance supporting operation up to 190 °C junction temperature
• Stud mount construction for efficient chassis mounting and heat dissipation
• Silicon rectifier technology for reliable general-purpose rectification

Single Diodes Applications

• DC motor control and drives
• Battery chargers
• Welders
• Power converters

Single Diodes Procurement Notes

Verify the specific datasheet version from Powerex Inc. to confirm exact electrical characteristics and mechanical dimensions. Ensure the ordering suffix matches the required terminal configuration. Confirm availability status as distribution channels may vary. Cross-reference part numbers carefully to distinguish between similar series variants.

Single Diodes Selection Notes

Select this component for applications requiring high current rectification in industrial environments. The stud mount design facilitates direct thermal coupling to heatsinks. Consider the 250 V reverse voltage rating when designing circuits with potential voltage spikes. Ensure the mounting hardware supports the mechanical stress of the high-current cable terminals.

Single Diodes Part Context

This component belongs to the standard rectifier diode family manufactured by Powerex Inc. It is part of a series offering various voltage ratings while maintaining consistent current handling capabilities. The DO-205AB package is a common industry standard for high-power discrete semiconductors, ensuring compatibility with existing thermal management solutions.

Single Diodes Replacement Considerations

Direct substitutes must match the 275 A current rating and 250 V reverse voltage. Verify pinout and mounting hole patterns for mechanical compatibility. Check thermal resistance values to ensure equivalent cooling requirements.