R3620

Single Diodes Overview

The R3620 is a high-power rectifier diode manufactured by Microchip Technology, designed for robust industrial and power conversion applications. It features a stud mount configuration within the DO-203AB (DO-5) package, facilitating efficient heat dissipation and secure mechanical installation. The device is rated for a repetitive peak reverse voltage of up to 1600V, ensuring reliable operation in high-voltage environments. It supports a maximum forward current of 200A with a peak forward voltage of 1.25V at this load. The component exhibits a low leakage current of 25µA and offers a surge rating of 1200A, providing resilience against transient electrical events.

Single Diodes Feature Summary

• Glass passivated die construction with glass-to-metal seal for enhanced durability
• Stud mount design in DO-203AB package for effective thermal management
• High surge current capability of 1200A for transient protection
• Low thermal resistance structure supporting high continuous current loads

Single Diodes Applications

• Industrial power supplies requiring high voltage isolation
• Motor drive systems and variable frequency drives
• Welding equipment power stages
• Uninterruptible power supply (UPS) rectification circuits

Single Diodes Procurement Notes

Verify the specific voltage sub-rating required for your application, as the series may cover ranges up to 1600V. Confirm that the DO-203AB stud mounting interface matches your heatsink or chassis specifications. Ensure compatibility with the required forward current capacity of 200A under your thermal conditions. Check RoHS compliance status if environmental regulations apply to your manufacturing process.

Single Diodes Selection Notes

Select this component when high voltage blocking capability and significant current handling are critical. The stud mount option is preferred over leaded packages for superior thermal performance in high-power density designs. Consider the 1.25V forward voltage drop impact on system efficiency at full load. Evaluate the 1200A surge rating against potential inrush currents in your specific circuit topology.

Single Diodes Part Context

This part belongs to Microchip's general-purpose rectifier diode lineup, specifically engineered for high-reliability power electronics. The R3620 utilizes advanced glass passivation technology to protect the silicon junction from environmental degradation. Its classification as a standard rectifier indicates suitability for AC-to-DC conversion tasks where fast recovery is not the primary requirement.

Single Diodes Replacement Considerations

Consult official Microchip documentation for direct cross-reference equivalents. Verify pinout compatibility and thermal resistance values before substituting with generic alternatives. Ensure any replacement maintains the DO-203AB form factor and 1600V reverse voltage rating.