The S0700KC17D from Littelfuse is a Symmetrical Gate Turn-Off Thyristor that is ideal for high-power industrial and commercial applications. It has a break-over voltage of up to 1700 V and a break-over current of less than 430 A (Average). This thyristor has a gate trigger voltage of 0.8 V and a gate trigger current of 0.5 A. It is available in a surface-mount package that measures 50.55 x 16.5 mm.