This document is an outline drawing and technical specification sheet for the Powerex C390_X550 Phase Control SCR. The device is described as a Press-Pak (Pow-R-Disc) component utilizing field-proven amplifying gate technology, designed specifically for phase control applications such as power supplies, battery chargers, motor control, light dimmers, and VAR generators.
The datasheet provides detailed physical dimensions in inches and millimeters, along with absolute maximum ratings including RMS on-state current (620 Amperes), peak surge currents, and critical rates of rise for di/dt. It also lists electrical characteristics such as forward leakage, turn-on time, delay time, and thermal resistance values.