MDD250-12N1

Overview

The IXYS MDD250-12N1 is a silicon diode module designed for high-power applications. It features a maximum continuous forward current of 290A and a peak reverse repetitive voltage of 1200V. The device utilizes a Y2 DCB package with three pins and serial diode configuration. Key electrical parameters include a maximum forward voltage drop of 1.3V. The module supports an operating temperature range from -40°C to +150°C and contains two chip elements.

Feature Summary

• Utilizes Y2 DCB packaging for robust thermal management
• Features isolated mounting on a metal base plate
• Employs hard soldered joints for high reliability
• Provides aluminum oxide ceramic isolation between circuit and heatsink

Applications

• Line rectifiers for transistorized AC motor controllers
• AC/DC motor control systems
• Temperature control applications
• Professional light dimming circuits

Procurement Notes

Verify the manufacturer part number MDD250-12N1 against official IXYS documentation to ensure authenticity. Confirm that the Y2 DCB package type and 3-pin configuration match your design requirements. Check for any Product Change Notifications (PCN) related to this component series, as manufacturing updates may affect physical dimensions or material composition without altering electrical performance specifications.

Selection Notes

Select this module when a 290A continuous current rating and 1200V blocking voltage are required in a compact form factor. The Y2 DCB package offers specific thermal characteristics suitable for panel mount installations. Ensure the system can accommodate the 1.3V forward voltage drop at rated current to manage power dissipation effectively within the specified -40°C to +150°C operating temperature range.

Part Context

This component belongs to the IXYS MDD series of silicon diode modules. These modules are engineered for industrial power conversion and motor drive applications. The series emphasizes high reliability through advanced packaging technologies and robust mechanical construction, catering to environments requiring stable performance under significant electrical loads.

Replacement Considerations

Cross-reference with other IXYS MDD series variants sharing the same current and voltage ratings. Verify pinout compatibility and thermal resistance values before substituting. Ensure the alternative module fits the existing Y2 DCB footprint and mounting hole pattern to avoid mechanical redesign.