1N4055

Single Diodes Overview

The Microchip Technology 1N4055 is a high-power silicon power rectifier diode designed for demanding industrial applications. It features a standard recovery characteristic with a reverse recovery time exceeding 500 nanoseconds. The device supports a maximum repetitive peak reverse voltage of 900 volts and an average forward rectified current of 275 amperes. It utilizes a glass-to-metal seal construction to ensure robustness against harsh environments. The component is housed in a DO-205AB (DO-9) package, facilitating stud mounting for efficient thermal management and high-current handling capabilities.

Single Diodes Feature Summary

• Glass-to-metal seal construction for environmental durability
• High surge current capability for transient load protection
• Soft recovery characteristics to minimize switching noise
• Stud mount design for effective heat dissipation

Single Diodes Applications

• Industrial motor drives and control systems
• Welding equipment power supplies
• Heavy-duty DC power distribution units
• High-capacity battery charging infrastructure

Single Diodes Procurement Notes

Verify the manufacturer origin carefully, as both Microchip Technology and Powerex Inc. produce this part number. Confirm the specific datasheet revision matches your design requirements. Ensure the DO-205AB package dimensions align with your mechanical constraints. Check for RoHS compliance status if required by your assembly standards. Validate that the supplier provides genuine components with traceable documentation.

Single Diodes Selection Notes

Select this component when high average current handling near 275A is required alongside moderate reverse voltage ratings of 900V. The standard recovery speed makes it suitable for lower-frequency switching applications rather than high-speed converters. Consider the stud mount requirement for your thermal solution design. Evaluate the soft recovery feature if electromagnetic interference reduction is a priority in the circuit topology.

Single Diodes Part Context

This device belongs to the family of general-purpose silicon power rectifiers manufactured by Microchip Technology. It shares functional similarities with other high-current diodes in the industry but is distinguished by its specific 900V rating and 275A current capacity. The DO-205AB package is a standard form factor for stud-mounted power semiconductors, ensuring compatibility with common heatsink interfaces.

Single Diodes Replacement Considerations

Public confirmed substitute part numbers are not available in the provided source data.