1N4054

Single Diodes Overview

The Powerex Inc. 1N4054 is a high-power silicon rectifier diode designed for demanding industrial applications. It features a maximum repetitive peak reverse voltage of 75 V and an average forward rectified current rating of 275 A. The device utilizes a stud mount configuration within a DO-205AB (DO-9) package, ensuring robust mechanical stability under high thermal stress. With a junction temperature range spanning from -65°C to 190°C, it supports reliable operation in harsh environments. The component exhibits a standard recovery speed exceeding 500 ns, making it suitable for general-purpose power conversion tasks requiring high current handling capabilities.

Single Diodes Feature Summary

• High current capacity rated at 275 A for heavy-duty power applications
• Robust stud mount construction for secure installation and efficient heat dissipation
• Wide operating junction temperature range supporting extreme environmental conditions

Single Diodes Applications

• Industrial motor drives and control systems
• Welding equipment power supplies
• General purpose rectification in high-current DC circuits

Single Diodes Procurement Notes

Verify the specific suffix code against the manufacturer's official datasheet to confirm exact electrical tolerances and terminal plating specifications. Ensure the mounting hardware matches the stud dimensions specified in the mechanical drawings. Confirm RoHS compliance status if required by your assembly standards, as variations may exist between production batches or regional manufacturing sites.

Single Diodes Selection Notes

Select this component when circuit requirements demand a single-phase rectifier capable of handling sustained currents above 200 A. The 75 V reverse voltage rating limits its use to low-voltage AC-to-DC conversion stages. Consider the thermal management requirements associated with the DO-205AB package to ensure adequate heatsinking for continuous operation near the maximum current rating.

Single Diodes Part Context

The 1N4054 belongs to the legacy 1N40xx series of high-power rectifiers originally standardized for industrial use. Manufactured by Powerex Inc., a specialist in power semiconductor devices, this component represents a ruggedized solution for applications where reliability under high stress is critical. It serves as a fundamental building block in power electronics infrastructure requiring durable silicon rectification.

Single Diodes Replacement Considerations

Cross-reference with other manufacturers' 275 A, 75 V stud-mount diodes such as those from Littelfuse or Vishay. Verify that substitute parts match the physical stud diameter, thread pitch, and terminal configuration to ensure compatibility with existing mounting hardware and PCB layouts.