VISHAY
晶体管, JFET, JFET, -55 V, 25 mA, 75 mA, -5 V, TO-18, JFET
晶体管, JFET, JFET, -50 V, 200 μA, 600 μA, 1 V, TO-18, JFET
光电三极管, NPN, 3-TO-18
光电三极管, NPN, T-1 3/4
硅光电晶体管, NPN