The 2SA2040-TL-E from onsemi is a Bipolar Junction Transistor with Emitter Base Voltage 6 V, Base Emitter Saturation Voltage 0.83 to 1.2 V, Emitter Cut off Current 0.1 uA, Collector Base Voltage 50 V, Collector Cut off Current 0.1 µA. Tags: Surface Mount, PNP Transistor. More details for 2SA2040-TL-E can be seen below.