T2563NH - Phase Control Thyristor, light triggered with integrated overvoltage protection In this document: T2563NH75, T2563NH75TOH, T2563NH80, T2563NH80TOH
T2563N - Phase Control Thyristor, light triggered with integrated overvoltage protection In this document: T2563N75, T2563N75TOH, T2563N80, T2563N80TOH