NTE5558

NTE5550 thru NTE5558 Silicon Controlled Rectifiers Description: The NTE5550 thru NTE5558 SCR’s are designed primarily for half–wave AC control applications, such as motor controls, heating controls and power supply crowbar circuits. Features: D Glass Passivated Junctions with Center Gate Fire for Greater Parameter Uniformity and Stability. D Small, Rugged, Thermowatt Constructed for Low Thermal Resistance, High Heat Dissipation and Durability. D Blocking Voltage to 800 Volts D 300A Surge Current Capability Absolute Maximum Ratings: Peak Reverse Blocking Voltage (Note 1), VRRM NTE5550 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50V NTE5552 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 200V NTE5554 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 400V NTE5556 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 600V NTE5558 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 800V Forward Current (TC = +85°C), IT(RMS) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25A (All Conduction Angles), IT(AV) . . . . . ....