NTE5557 Silicon Controlled Rectifier (SCR) 820 Amp, TO200AB Applications: DC Motor Control DC Power Supplies AC Controller Absolute Maximum Ratings: (T = +125C unless otherwise specified) J Repetitive Peak Voltages, V , V .............................................. 1600V DRM RRM Average On State Current (T = +55C, 180, Half Sine Wave, 50Hz), I .............. 735A C T(AV) RMS OnState Current (T = +55C, Double Side Cooled), I ..................... 820A hs T(RMS) Continuous On State Current (T = +25C, Double Side Cooled), I ................... 1230A hs T Peak One Cycle Surge (10ms duration, Half Sine Wave, 50Hz), I ................... 6200A TSM Peak OnState Voltage (I = 1500A, T = +25C), V ................................ 2.0V TM J TM Repetitive Peak OffState Current (At V ), I ................................... 40mA DRM DRM Repetitive Peak Reverse Current (At V ), I .................................... 40mA RRM RRM Maximum Gate Current (V = 12V, I = 1A, T = +25C), I .......................... 200mA A A J GT Maximum Gate Voltage (V = 12V, I = 1A, T = +25C), V ............................. 3V A A J GT Rate of Rise of OffState Voltage (V = 1072V), dv/dt ............................ 500V/s DRM Operating Junction Temperature, TJ ............................................... +125C Storage Temperature Range, T .......................................... 40 to +125C stg Thermal Resistance, Junction toCase, R .................................... 0.05C/W thJC Rev. 1211.190 (4.8) 25 1.650 (42.0) Dia 1.102 (28.0) .140 x .075 (3.5 x 1.8) Dia (2 Holes) .990 .012 Cathode (0.3) (25.1) Dia .590 (15.0) Gate Terminal Anode .990 (25.1) Dia