... Russia type, stud version thyristor 160A~250A, 200V~1800V. T151, T161 case, also have fast thyristor(TB), triac(TC), avalanche thyristor ... 25'C A V A A V mA mA V T161-160 160 1.75 600 320 200-1800 ≤20 50-200 ≤2 ... mA mA v/us A/us C'/W N/mT161-160 ≤400 ≤600 ≥800 ≥100 ≤0.4 -40~+125'C ≤25 ... -40~+125'C ≤25 RST6 thyristor stud version, Russia size 160-250A