MDD310-14N1

Overview

The IXYS MDD310-14N1 is a high-power silicon diode module designed for demanding industrial applications. It features a dual-diode configuration within a Y2-DCB package, utilizing direct copper bonded Al2O3 ceramic technology for efficient thermal management and electrical isolation. The component provides a maximum repetitive reverse voltage of 1400 V and supports a continuous average forward current of 305 A per diode at a case temperature of 100°C. With a peak non-repetitive surge current capability of 11.5 kA and an isolation voltage rating of 3600 Vrms, it ensures robust performance in high-voltage environments.

Feature Summary

• Utilizes planar passivated chips on a direct copper bonded aluminum oxide ceramic base plate for enhanced reliability and thermal conductivity.
• Provides high electrical isolation with a rated voltage of 3600 Vrms between terminals and the base plate.
• Features UL registration (E72873) confirming compliance with safety standards for industrial equipment.
• Designed for screw mounting to facilitate simple installation and secure mechanical connection.

Applications

• Supplies for DC power equipment
• DC supply for PWM inverters
• Field supply for DC motors
• Battery DC power supplies

Procurement Notes

Verify the specific voltage rating suffix matches the application requirement, as the MDD310 series includes variants from 1200V to 2200V. Confirm that the Y2-DCB package dimensions and mounting hole patterns align with the existing heatsink infrastructure. Ensure that the thermal interface material selection supports the specified junction-to-case thermal resistance values under the expected operating conditions.

Selection Notes

Select this module when high current density and robust surge handling are required in compact spaces. The dual-diode structure allows for efficient bridge configurations or freewheeling applications. Consider the thermal impedance characteristics and derating curves for continuous operation above 100°C case temperature. Verify that the system can accommodate the physical weight and mounting torque specifications for long-term mechanical stability.

Part Context

This component belongs to the IXYS MDD310 series of high-power diode modules. The series offers various voltage ratings to suit different insulation requirements while maintaining consistent current handling capabilities. These modules are engineered for industrial power conversion systems where reliability and space efficiency are critical design constraints.

Replacement Considerations

MDD310-12N1

FAQ

What is the maximum repetitive reverse voltage for the MDD310-14N1?

The maximum repetitive reverse voltage (VRRM) for the MDD310-14N1 is 1400 V.

How many diodes are contained within the MDD310-14N1 module?

The module contains two independent diodes configured in a single package.

What is the isolation voltage rating of the module?

The isolation voltage is rated at 3600 Vrms for one minute at 50/60 Hz.