OT413,127

Triacs Overview

The OT413,127 is a standard triac manufactured by WeEn Semiconductors, designed for general-purpose AC switching applications. It features a TO-220AB through-hole package with three pins. Key electrical parameters include a maximum on-state RMS current (It(RMS)) of 12 A and a non-repetitive peak on-state current of 110 A. The device has a rated repetitive peak off-state voltage (VDRM) of 600 V. It exhibits a typical on-state voltage of 1.3 V and a maximum holding current of 60 mA. Gate trigger requirements are specified at 800 mV and 50 mA. The component supports a maximum operating temperature of +150°C and includes an insulated tab variant.

Triacs Feature Summary

• Standard gate triggering capability for reliable control in AC circuits
• High thermal stability supporting operation up to 150°C junction temperature
• Robust construction with high surge current handling capacity

Triacs Applications

• General purpose AC power switching
• Lighting dimmer controls
• Motor speed control systems
• Heating element regulation

Triacs Procurement Notes

Verify the specific suffix and marking code against the official WeEn Semiconductors datasheet to ensure compatibility with the intended application. Confirm that the TO-220AB package dimensions meet the PCB layout requirements. Check for RoHS compliance status as indicated in the manufacturer's documentation before finalizing procurement decisions.

Triacs Selection Notes

Select this component when a 12 A RMS current rating and 600 V blocking voltage are required for AC load control. Consider the 1.3 V on-state voltage drop for thermal management calculations. Ensure the gate trigger current of 50 mA is supported by the driving circuitry. Evaluate the need for thermal isolation if mounting directly to a heatsink.

Triacs Part Context

The OT413,127 belongs to the family of standard triacs produced by WeEn Semiconductors. These devices are part of the broader thyristor product line used for alternating current control. The component utilizes silicon planar technology to provide stable performance in various industrial and consumer electronics applications requiring phase-angle or burst-fire control.

Triacs Replacement Considerations

Cross-reference with other 12 A, 600 V triacs in the TO-220AB package from manufacturers such as STMicroelectronics or Littelfuse. Verify pinout compatibility and thermal resistance characteristics before substitution. Ensure equivalent gate sensitivity and holding current specifications are met.