Thyristors, STMicroelectronicsA wide range of general purpose Thyristors from STMicroelectronics with blocking voltage ratings of 400 to 1200V and on-state current rating of up to 50A.Thyristors - STMicroelectronicsSTMicroelectronics produces a large range of Thyristors, also known as SCRs or Silicon Controlled Rectifiers, which are suitable for a host of power switching and control applications. Specialized types include sensitive gate thyristors and devices designed for capacitance discharge applications.