The 2SA1313 from Toshiba is a Bipolar Junction Transistor with Emitter Base Voltage -5 V, Emitter Cut off Current -0.1 µA, Collector Base Voltage -50 V, Collector Cut off Current -0.1 µA, Collector Emitter Voltage -50 V. Tags: Surface Mount, PNP Transistor. More details for 2SA1313 can be seen below.