MDD172-12N1

Overview

The MDD172-12N1 is a high-voltage silicon rectifier diode module manufactured by IXYS. It belongs to the MDD172 series and features a serial diode configuration housed in a Y4-M6 package. The device supports a maximum continuous forward current of 172A and withstands a peak reverse repetitive voltage of 1200V. Key electrical parameters include a maximum forward voltage of 1.15V, a peak reverse current of 30mA, and a peak non-repetitive forward surge current of 11.9kA. It operates within a temperature range of -40°C to +150°C.

Feature Summary

• High-voltage capability with 1200V reverse blocking rating for robust power conversion
• High current handling capacity of 172A continuous forward current
• Robust thermal performance supporting operation up to 150°C junction temperature
• Panel mount design utilizing the Y4-M6 package for secure mechanical installation

Applications

• Industrial motor drives and variable frequency drives
• High-power DC power supplies and rectification systems
• Welding equipment and heavy-duty industrial machinery
• Uninterruptible power supply (UPS) systems

Procurement Notes

Verify the specific suffix 'N1' against the manufacturer's latest datasheet to confirm pinout and terminal configuration. Ensure the ordering part number matches the exact voltage and current ratings required for your circuit design. Cross-reference the Y4-M6 package dimensions with your mechanical assembly drawings before procurement to guarantee proper fitment.

Selection Notes

Select this component when designing circuits requiring high voltage isolation and significant current carrying capacity. The 1200V rating makes it suitable for medium-voltage AC-to-DC conversion applications. Consider the 1.15V forward voltage drop for thermal management calculations, as higher losses may require adequate heatsinking solutions to maintain safe operating temperatures under full load conditions.

Part Context

This module is part of the IXYS MDD172 series, designed for demanding power electronics applications. The series offers reliable performance in industrial environments where durability and efficiency are critical. IXYS utilizes advanced silicon technology to achieve high breakdown voltages while maintaining low forward voltage drops, ensuring optimal energy conversion efficiency in high-power rectifier modules.

Replacement Considerations

Public confirmed substitute part numbers: MDD172-18N1.