The TIP50I3S-0-UB-G from Cystech Electronics is a Bipolar Junction Transistor with Emitter Base Voltage 9 V, Base Emitter Saturation Voltage 1.2 V, Emitter Cut off Current 10 µA, Collector Base Voltage 70 V, Collector Cut off Current 10 µA. Tags: Through Hole, NPN Transistor. More details for TIP50I3S-0-UB-G can be seen below.