MDD255-20N1

Overview

The IXYS MDD255-20N1 is a high-power general-purpose diode module from the MDD255 series, designed for panel mounting. It features a three-pin configuration within the Y1-CU package. The device supports a maximum repetitive peak reverse voltage of 2000V and a continuous forward current of 255A. Key electrical parameters include a maximum forward voltage of 1.4V and a peak non-repetitive forward surge current of 10.6kA. The unit operates reliably across a temperature range from -40°C to +150°C.

Feature Summary

• High current handling capability with 255A continuous forward current rating
• Robust surge withstand performance supporting 10.6kA peak non-repetitive forward current
• High voltage blocking capacity rated at 2000V repetitive peak reverse voltage
• Panel mount construction utilizing the Y1-CU package for secure mechanical integration

Applications

• Industrial power conversion systems
• High-voltage rectification circuits
• Motor drive applications
• Welding equipment power supplies

Procurement Notes

Verify the specific part number against official manufacturer documentation to confirm the 2000V rating, as datasheets may vary by revision. Ensure the ordering suffix matches the required voltage class. Confirm package compatibility and thermal management requirements prior to procurement. Cross-reference with authorized distributors to validate authenticity and supply chain integrity.

Selection Notes

Select this component when designing circuits requiring high voltage isolation and substantial continuous current flow in a single-phase or bridge configuration. Evaluate thermal dissipation needs based on the specified forward voltage drop and ambient operating conditions. Ensure the mounting surface accommodates the physical dimensions of the Y1-CU package for optimal heat transfer and mechanical stability.

Part Context

This component belongs to the MDD255 series of high-power diode modules manufactured by IXYS. The series is characterized by robust silicon technology suitable for demanding industrial environments. These modules are engineered for reliability in high-stress power electronics applications where efficient rectification and high voltage tolerance are critical design parameters.

Replacement Considerations

Consult official substitution guides for compatible alternatives. Verify that any replacement maintains identical voltage ratings, current capacities, and package dimensions to ensure circuit compatibility without redesign.