This part is a kind of semiconductor called BCP1213.
Function of this product has Epitaxial Planar Transistor.
Manufacturers : SeCoS
Image and pinout :

Some of the text within the PDF file :
BCP1213 Elektronische Bauelemente PNP Epitaxial Planar Transistor RoHS Compliant Product A suffix of “-C” specifies halogen & lead-free FEATURES The BCP1213 www.DataSheet4U.net is designed for using in power amplifier applications or power switching applications. SOT-89 A E C MARKING Type Name B D F G H K REF. G H J K L NY hFE Ranking REF. A B C D E F Millimeter J Min. Max. 4.40 4.60 4.05 4.25 1.40 1.60 2.40 2.60 1.50 1.70 0.89 1.20 L Millimeter Min. Max. 1.50 REF. 3.00 REF. 0.40 0.52 0.35 0.41 ABSOLUTE MAXIMUM RATINGS at Ta = 25°C Parameter Collector-Base Voltage Collector-Emitter Voltage Emitter-Base Voltage Collector Current Base Current Collector Power Dissipation Junction & Storage Temperature Symbol VCBO VCEO VEBO IC IB PC (Note 1) TJ, TSTG Ratings -50 -50 -5 -2 -0 [ ... ]
BCP1213 PDF Datasheet Download
