1N4048R

Single Diodes Overview

The 1N4048R is a general-purpose rectifier diode manufactured by Vishay General Semiconductor - Diodes Division. It features a maximum repetitive peak reverse voltage of 250 V and an average forward rectified current rating of 275 A. The component utilizes a stud mount configuration within the DO-205AB (DO-9) package. It is designed for high-current applications requiring robust standard rectification capabilities.

Single Diodes Feature Summary

• High current handling capability with a 275 A average forward rectified current rating
• Robust mechanical construction utilizing a stud mount design for efficient thermal management
• Standard general-purpose rectification technology suitable for power conversion

Single Diodes Applications

• Industrial power supply rectification
• Battery charging systems
• Welding equipment power stages

Single Diodes Procurement Notes

Verify the specific datasheet revision to confirm exact thermal resistance values and mounting torque specifications. Ensure the procurement documentation explicitly lists the DO-205AB package style and stud orientation. Confirm RoHS compliance status if required by the assembly process, as historical variants may differ in material composition.

Single Diodes Selection Notes

Select this component when high current capacity is required alongside a simple, mechanically secure mounting solution. The stud mount interface facilitates direct attachment to heatsinks or chassis ground planes. Evaluate thermal dissipation requirements carefully given the high current rating and ensure adequate cooling infrastructure is present in the final assembly design.

Single Diodes Part Context

This part belongs to the Vishay 1N40xx series of general-purpose rectifiers, scaled for significantly higher current applications than standard small-signal diodes. The DO-205AB package is a legacy but reliable form factor often used in heavy-duty industrial electronics where screw-down mounting provides superior mechanical stability compared to surface-mount alternatives.

Single Diodes Replacement Considerations

Cross-reference with other 250V 275A stud-mount diodes from manufacturers such as Littelfuse or STMicroelectronics. Verify that substitute parts match the physical stud diameter, thread pitch, and terminal configuration to ensure compatibility with existing PCB or chassis mounting hardware.