NTE5438

NTE5437 & NTE5438 Silicon Controlled Rectifier (SCR) 8 Amp Description: The NTE5437 and NTE5438 are silicon controlled rectifiers (SCR) in a TO220 type package designed for general purpose high voltage applications where gate sensitivity is required. Absolute Maximum Ratings: (TA = +25°C unless otherwise specified) Repetitive Peak Off–State Voltage (TJ = –40° to +125°C, RGK = 1kΩ), VDRM, VRRM NTE5437 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 400V NTE5438 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 600V On–State Current (All Conducting Angles, TC = +85°C), IT(RMS) . . . . . . . . . . . . . . . . . . . . . . . . . . . 8A Average On–State Current (Half Cycle, = 180°, TC = +85°C), IT(AV) . . . . . . . . . . . . . . . . . . . . 5.1A Non–Repetitive On–State Current, ITSM Half Cycle, 60Hz . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 88A Half Cycle, 50Hz . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 80A Fusing Current (t= 10ms, Half Cycle), I2t . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32A2s Peak Reverse Gate Voltage (IGR = 50µA), VGRM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ....