The BC817DPN-AU_R2_000A1 from PANJIT Semiconductor is a Bipolar Junction Transistor with Emitter Base Voltage -5 to 5 V, Emitter Cut off Current 100 nA, Collector Base Voltage -50 to 50 V, Collector Cut off Current 100 nA, Collector Emitter Breakdown Voltage 45 V. Tags: Surface Mount. More details for BC817DPN-AU_R2_000A1 can be seen below.