C770L

SCRs - Modules Overview

The Powerex C770L is a fast-switching thyristor designed for high-power applications. It features a disk button package with ceramic metal-sealed cofired construction. The device supports a maximum RMS on-state current of 3297 A and offers a repetitive peak reverse voltage of 2000 V. Key electrical parameters include a nominal circuit commutated turn-off time of 80 µs and a single configuration. The component is lead-free, RoHS compliant, and utilizes a round, no-lead terminal form factor suitable for robust industrial environments.

SCRs - Modules Feature Summary

• Fast switching capability optimized for rapid circuit commutation
• High thermal stability via ceramic metal-sealed cofired packaging
• Robust mechanical design in a disk button form factor

SCRs - Modules Applications

• High-power industrial motor drives
• Static power switching systems
• HVDC transmission equipment

SCRs - Modules Procurement Notes

Verify the specific ordering suffix to ensure compatibility with required voltage and current ratings. Confirm that the disk button package style matches the mounting hardware constraints of the target application. Check for RoHS compliance status if environmental regulations apply to the deployment region. Ensure the 80 µs turn-off time aligns with the system's commutation requirements.

SCRs - Modules Selection Notes

Select this component when high current handling and fast switching are critical. The 2000 V rating suits medium-voltage AC/DC conversion tasks. Consider the 3297 A RMS capacity for heavy-load scenarios. Evaluate the disk button package for efficient heat dissipation through direct mounting surfaces. Verify gate trigger characteristics against the driving circuit capabilities.

SCRs - Modules Part Context

Powerex Inc. manufactures the C770L as part of its thyristor portfolio for analog mixed-signal IC trigger devices. This series targets demanding power electronics applications requiring reliable high-current switching. The component represents a specialized discrete semiconductor solution within the broader category of silicon-controlled rectifiers and fast switches.

SCRs - Modules Replacement Considerations

Cross-reference with other Powerex disk button thyristors sharing the 2000 V and 3297 A specifications. Ensure equivalent turn-off times and package dimensions for direct substitution. Verify pinout compatibility if replacing in existing PCB or busbar layouts.