The TB100ML from WeEN Semiconductors is a Bipolar Junction Transistor with Base Emitter Saturation Voltage 0.93 to 1.3 V, Emitter Cut off Current 0.05 to 100 µA, Collector Base Voltage 700 V, Collector Cut off Current 0.8 to 500 µA, Collector Emitter Voltage 700 V. Tags: Through Hole, NPN Transistor. More details for TB100ML can be seen below.