This part is a kind of semiconductor called BC559C.

Function of this product has PNP general purpose transistor.

Manufacturers : NXP

Image and pinout :

Some of the text within the PDF file :

DISCRETE SEMICONDUCTORS DATA SHEET book, halfpage M3D186 BC559 PNP general purpose transistor Product specification Supersedes data of 1997 Jun 03 1999 May 28 Philips Semiconductors Product specification PNP general purpose transistor FEATURES • Low current (max. 100 mA) • Low voltage (max. 30 V). APPLICATIONS • General purpose switching and amplification. DESCRIPTION PNP transistor in a TO-92 (SOT54) plastic package. NPN complement: BC549. 1 handbook, halfpage BC559 PINNING PIN 1 2 3 emitter base collector DESCRIPTION 2 3 3 2 1 MAM281 Fig.1 Simplified outline (TO-92; SOT54) and symbol. LIMITING VALUES In accordance with the Absolute Maximum Rating System (IEC 134). SYMBOL VCBO VCEO VEBO IC ICM IBM Ptot Tstg Tj Tamb PARAMETER collector-base voltage collector-emitter vo [ ... ]

BC559C PDF Datasheet Download