This part is a kind of semiconductor called 2N3906.

Function of this product has Silicon PNP Transistor.

Manufacturers : NTE

Image and pinout :

Some of the text within the PDF file :

2N3905 & 2N3906 Silicon PNP Transistor General Purpose TO92 Type Package Absolute Maximum Ratings: Collector−Emitter Voltage, VCEO . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40V Collector−Base Voltage, VCBO . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40V Emitter−Base Voltage, VEBO . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5V Continuous Collector Current, I C . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 200mA Total Device Dissipation (TA = +255C), PD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [ ... ]

2N3906 PDF Datasheet Download