MSAD100-12

Overview

The MSAD100-12 is a general-purpose diode module manufactured by Microsemi Corporation. It features a common anode configuration with two elements, rated for a maximum DC reverse voltage of 1200 V and an average rectified current of 100 A per diode. The forward voltage is specified at 1.43 V when tested at 300 A. The device utilizes standard recovery technology with a reverse recovery time exceeding 500 ns. It is housed in a D1 base mount package designed for robust thermal management in high-power applications.

Feature Summary

• Common anode dual-element configuration for efficient circuit integration
• High-voltage blocking capability suitable for demanding power environments
• Base-mounted construction facilitating direct heat dissipation to chassis

Applications

• General purpose rectification in industrial power systems
• Input stages for variable frequency drives
• DC motor field supply rectifiers

Procurement Notes

Verify component authenticity through authorized Microsemi channels due to end-of-life status. Confirm specific manufacturing date codes against project requirements as availability may be limited to existing stock. Ensure handling procedures comply with electrostatic discharge protection standards during installation and storage to maintain device integrity.

Selection Notes

Select this module for applications requiring isolated common anode configurations with high voltage tolerance. Evaluate thermal resistance characteristics against system cooling capabilities. Compare forward voltage drop specifications against efficiency targets. Ensure mechanical fit within the designated D1 mounting footprint and verify terminal compatibility with existing busbar or cable connections.

Part Context

This component belongs to the MSAD series of discrete semiconductor modules from Microsemi, now part of Microchip Technology. The series focuses on high-power rectification solutions utilizing silicon technology. These modules are engineered for reliability in harsh electrical environments, providing a compact alternative to discrete diode assemblies while maintaining superior thermal performance through direct base plate contact.

Replacement Considerations

Public confirmed substitute part numbers are not available in verified documentation. Consult Microsemi technical support for current equivalent recommendations or obsolescence management strategies.