MDD950-12N1W

Overview

The MDD950-12N1W is a discrete semiconductor module manufactured by IXYS, designed for high-power applications. It features a silicon construction with a maximum repetitive peak reverse voltage of 1200V and a continuous forward current rating of 950A. The component utilizes a WC-500 package suitable for screw mounting and water cooling. Operating temperatures range from -40°C to +125°C. This module is part of the MDD series, engineered for robust performance in demanding industrial environments requiring high current handling capabilities.

Feature Summary

• High current capacity of 950A for heavy-duty power conversion
• Water-cooled WC-500 package design for efficient thermal management
• Robust 1200V blocking voltage capability
• Silicon technology ensuring reliable operation under extreme conditions

Applications

• Industrial motor drives and traction systems
• High-power rectification in energy conversion plants
• Electrolysis and electroplating power supplies
• Resonant DC link inverters

Procurement Notes

Verify availability status as this component may be subject to discontinuation or limited supply. Confirm exact datasheet revisions and compliance documentation before integration. Check for authorized distribution channels to ensure authenticity. Validate thermal interface requirements for the WC-500 package. Review end-of-life notifications if sourcing from secondary markets.

Selection Notes

Select this module when high continuous current and moderate voltage blocking are required. Ensure adequate water cooling infrastructure is available due to the WC-500 package type. Compare thermal resistance characteristics against system heat sink capabilities. Verify mechanical mounting constraints for the screw-mount configuration. Consider replacement options if the specific suffix variant is unavailable.

Part Context

This device belongs to the IXYS MDD series of high-current diode modules. It shares design principles with other MDD variants but is distinguished by its 950A current rating and 1200V voltage class. The WC-500 package is common across several high-power IXYS modules, facilitating standardized cooling solutions in industrial power electronics designs.

Replacement Considerations

Public confirmed substitute part numbers: MDD950-14N1W, MDD950-18N1W.