The TTA0001 from Toshiba is a Bipolar Junction Transistor with Emitter Base Voltage -5 V, Emitter Cut off Current -1 µA, Collector Base Voltage -160 V, Collector Cut off Current -1 µA, Collector Emitter Breakdown Voltage -160 V. Tags: Through Hole, PNP Transistor. More details for TTA0001 can be seen below.