CM400HU-24H

Overview

The CM400HU-24H is a high-power IGBT module manufactured by Powerex Inc. It features a dual configuration with two elements, each comprising an IGBT transistor and a built-in super-fast recovery free-wheel diode. The device supports a maximum collector current of 400 A and a collector-emitter voltage rating of 1200 V. It utilizes a flange mount package with seven terminals and includes a thermistor for thermal monitoring. The module is designed for isolated baseplate heat sinking, allowing simplified system assembly. Maximum operating temperature reaches 150 °C, with a gate-emitter voltage limit of 20 V.

Feature Summary

• Integrated super-fast recovery free-wheel diodes for efficient switching
• Isolated baseplate design for simplified thermal management
• Built-in thermistor for precise temperature monitoring
• Low drive power requirements for easy interface

Applications

• AC motor control systems
• Motion and servo control drives
• Uninterruptible power supplies (UPS)
• Welding power supplies
• Laser power supplies

Procurement Notes

Verify the specific manufacturer source, as this component is associated with both Powerex Inc. and Mitsubishi Electric Semiconductors due to historical corporate relationships. Confirm that the datasheet provided matches the exact suffix '24H' to ensure correct electrical characteristics and pinout compatibility before integration into designs.

Selection Notes

Select this module for applications requiring robust high-current switching capabilities up to 400 A. Ensure the cooling solution accommodates the flange mount form factor and that the drive circuitry respects the 20 V gate-emitter voltage limit. Verify that the system operates within the specified 150 °C junction temperature range under all load conditions.

Part Context

This component belongs to the IGBTMOD series of insulated gate bipolar transistor modules. These modules are engineered for high-frequency operation between 20 kHz and 25 kHz. The series is characterized by low saturation voltage and discrete super-fast recovery diodes, optimizing performance in demanding power conversion environments.

Replacement Considerations

Publicly confirmed substitute part numbers for the CM400HU-24H were not identified in available documentation. Cross-referencing with similar models such as the CM400HA-24 requires careful verification of electrical parameters and mechanical dimensions to ensure functional equivalence.