NTE5538

NTE5538 Silicon Controlled Rectifier (SCR) 800VDRM, 50A Description: The NTE5538 general purpose SCR is suited for power supplies up to 400HZ on resistive or inductive loads. Features: D Glass Passivated Chip D High Stability and Reliability D High Surge Capability D High On–State Current D Easy Mounting on Heatsink D Isolated Package: Insulating Voltage 2500VRMS Absolute Maximum Ratings: Peak Forward Blocking Voltage (TJ = +125°C), VDRM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 800V Peak Reverse Blocking Voltage (TJ = +125°C), VRRM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 800V RMS On–State Current (TC = +70°C, Note 1), IT (RMS) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50A Average On–State Current (TC = +70°C, Note 1), IT(AV) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32A Non–Repetitive Surge Peak On–State Current (TJ initial = +25°C, Note 2), ITSM (t = 8.3ms) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 525A (t = 10ms) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 500A I2t Value (t = 10ms), I2t . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1250A2sec Critical Rate of Rise of On–State Current (Note 3), di/dt . . . . . . . . . . . . . . . . . ....