1N4056R

Single Diodes Overview

The Microchip Technology 1N4056R is a high-power rectifier diode designed for demanding industrial applications. It features a single element configuration housed in the DO-205AB (DO-9) stud mount package. The device supports a maximum average forward rectified current of 275 A and withstands a repetitive peak reverse voltage of 1000 V. Key electrical characteristics include a maximum non-repetitive peak forward surge current of 5000 A, a maximum forward voltage of 1.3 V, and an operating junction temperature range extending up to 190 °C.

Single Diodes Feature Summary

• High current handling capability suitable for heavy-duty power conversion
• Robust thermal management through stud mount construction
• High voltage blocking performance for mains-level applications

Single Diodes Applications

• Industrial motor drives and variable frequency drives
• Welding equipment power supplies
• Uninterruptible power supply (UPS) systems

Single Diodes Procurement Notes

Verify the specific suffix 'R' against the manufacturer's official datasheet to confirm packaging or tape-and-reel specifications. Ensure the procurement channel provides valid traceability documentation. Confirm RoHS compliance status as required by your assembly standards, noting that older variants may differ from current production runs.

Single Diodes Selection Notes

Select this component when designing circuits requiring high continuous current capacity and robust mechanical mounting. The stud mount interface facilitates direct heat sinking to chassis or cold plates. Evaluate thermal resistance requirements carefully to maintain junction temperatures within the specified 190 °C limit under full load conditions.

Single Diodes Part Context

This part belongs to the standard rectifier diode family produced by Microchip Technology. It utilizes the legacy 1N40xx numbering convention adapted for high-power DO-205AB packages. The device serves as a critical power conversion element in systems where reliability under high stress is paramount.

Single Diodes Replacement Considerations

Cross-reference with other manufacturers offering equivalent DO-205AB packaged rectifiers rated for 275A and 1000V. Verify pinout compatibility and thermal pad dimensions before substitution.