The BC179 from Comset Semiconductors is a Bipolar Junction Transistor with Emitter Base Voltage -5 V, Base Emitter Saturation Voltage -0.86 to -0.72 V, Collector Base Voltage -20 V, Collector Cut off Current -10 µA, Collector Emitter Voltage -25 V. Tags: Through Hole, PNP Transistor. More details for BC179 can be seen below.