The STMicroelectronics BTA06-400CRG Thyristor TRIAC is a high-performance, three-pin (3+Tab) TO-220AB Isolated Tube device designed for use in a variety of applications. This TRIAC is rated for 400V and 63A, making it ideal for use in high-power applications. It features a low on-state voltage drop and a high surge current capability, making it suitable for use in a wide range of applications. The device is also designed to be highly reliable, with a long life expectancy and a low failure rate. The BTA06-400CRG is an excellent choice for applications requiring a high-performance, reliable, and cost-effective TRIAC solution.