CTB12-1200CW

Triacs Overview

The CTB12-1200CW is a TRIAC thyristor manufactured by Sensata-Crydom, designed for high-voltage AC switching applications. It features a rated DC voltage of 1.2 kV and an RMS current rating of 12 A. The device is housed in a TO-220-3 package, suitable for through-hole mounting. Key electrical parameters include a maximum gate trigger current of 35 mA and a holding current of 35 mA. The component complies with RoHS standards, indicating restricted hazardous substances compliance.

Triacs Feature Summary

• High voltage blocking capability up to 1.2 kV for industrial power control
• Robust 12 A RMS current handling in a standard thermal package
• Sensitive gate triggering characteristics for efficient driver interfacing

Triacs Applications

• Industrial motor speed control systems
• Solid-state contactors and relays
• Heating element regulation circuits

Triacs Procurement Notes

Verify the specific suffix 'W' against official Sensata-Crydom documentation to confirm exact pinout and insulation class variations compared to standard variants. Ensure compatibility with existing PCB footprint and thermal management requirements before finalizing procurement orders.

Triacs Selection Notes

Select this component when a 1.2 kV blocking voltage and 12 A continuous current are required in a TO-220 form factor. Consider the 35 mA gate trigger limits for driver circuit design. Evaluate thermal dissipation needs based on the 12 A load current and ambient operating conditions.

Triacs Part Context

This part belongs to the Crydom TRIAC family, widely used in power electronics for AC phase control. The CTB series typically offers enhanced thermal performance and reliability for demanding industrial environments, serving as a critical switching element in high-power AC loads.

Triacs Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided source data. Cross-reference with CTA12-1200C or CTB12-1200C only if datasheet specifications match exactly.