This part is a kind of semiconductor called A92.
Function of this product has PNP Transistor.
Manufacturers : TGS
Image and pinout :
Some of the text within the PDF file :
TIGER ELECTRONIC CO.,LTD A92 PNP EPITAXIAL PLANAR TRANSISTOR Description The A92 is designed for application as a video output to drive color CRT, or as a dialer circuit in electronics telephone. Absolute Maximum Ratings • Maximum Temperatures Storage Temperature ... -55~+150°C Junction Temperature . +150°C Maximum • Maximum Power Dissipation Total Power Dissipation (Ta=25°C) 625 mW • Maximum Voltages and Currents (Ta=25°C) VCBO Collector to Base Voltage ... [ ... ]