C441M

Scrs Overview

The C441M is a thyristor device manufactured by Powerex Inc., designed for high-power switching applications. It features a disk button package with ceramic metal-sealed cofired construction, providing robust thermal and mechanical stability. The component operates within a temperature range of -45 °C to 125 °C. Key electrical specifications include a maximum repetitive peak off-state voltage of 600 V and a maximum RMS on-state current of 1177.5 A. The device supports a non-repetitive peak on-state current of 11000 A and has a typical circuit commutated turn-off time of 125 µs. Gate triggering requirements specify a maximum DC gate trigger voltage of 5 V and a maximum DC gate trigger current of 300 mA.

Scrs Feature Summary

• High surge current capability suitable for demanding power conversion loads
• Electrically isolated heatsinking design for simplified mounting on common heat sinks
• Robust ceramic metal-sealed cofired packaging for enhanced environmental protection

Scrs Applications

• Industrial motor drives and variable frequency drives
• High-power rectifier bridges in industrial equipment
• Static power switches and contactor replacements

Scrs Procurement Notes

Verify the specific suffix or variant code against official Powerex documentation to ensure correct voltage and current ratings. Confirm package compatibility and thermal interface requirements before integration. Check for RoHS compliance status if required by project specifications. Ensure sourcing channels provide authentic components from authorized distributors to avoid counterfeit risks.

Scrs Selection Notes

Select this component based on its 600V blocking capability and 1177.5A RMS current rating. Evaluate the thermal management needs given the TO-200AC disk button form factor. Consider the 125 µs turn-off time for circuit commutation requirements. Verify that the gate drive circuit can supply the necessary 300 mA trigger current reliably.

Scrs Part Context

This part belongs to the Powerex thyristor family, specifically utilizing the POW-R-DISC packaging technology. It is engineered for high-current industrial applications where reliability under harsh conditions is critical. The disk button format allows for efficient heat dissipation through direct mounting to cooling systems.

Scrs Replacement Considerations

Consult official Powerex cross-reference guides for verified substitutes. Ensure any replacement matches the 600V voltage class, TO-200AC package dimensions, and equivalent current handling capabilities. Do not assume pinout or thermal pad compatibility without explicit manufacturer confirmation.