This part is a kind of semiconductor called BC107.

Function of this product has LOW NOISE GENERAL PURPOSE AUDIO AMPLIFIERS.

Manufacturers : ST Microelectronics

Image and pinout :

Some of the text within the PDF file :

BC107 BC107B Low noise general purpose audio amplifiers Description The BC107 and BC107B are silicon planar epitaxial NPN transistors in TO-18 metal case. They are suitable for use in driver stages, low )noise input stages and signal processing circuits t(sof television receivers. The PNP complementary ctypes are BC177 and BC177B respectively. ProduTO-18 soleteInternal schematic diagram Obsolete Product(s) - ObOrder codes Part Number BC107 BC107A Marking BC107 BC107B Package TO-18 TO-18 Packing Bag Bag November 2006 Rev 2 1/9 www.st.com 9 Electrical ratings 1 Electrical ratings BC107 - BC107B Table 1. Absolute maximum rating Symbol Parameter Value Unit VCBO Collector-emitter voltage (IE = 0) 50 V VCEO Collector-emitter voltage (IB = 0) 45 V VEBO Emitter-base voltage (I [ ... ]

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