This part is a kind of semiconductor called S9014.

Function of this product has Silicon Epitaxial Planar Transistor.

Manufacturers : Galaxy Semi

Image and pinout :

Some of the text within the PDF file :

BL Galaxy Electrical Silicon Epitaxial Planar Transistor FEATURES z z z Complementary To S9015. Excellent HFE Linearity. Power dissipation.(PC=0.2W) Production specification S9014 Pb Lead-free APPLICATIONS z Per-Amplifier low level & low noise. SOT-23 ORDERING INFORMATION Type No. S9014 Marking J6 Package Code SOT-23 MAXIMUM RATING @ Ta=25℃ unless otherwise specified Symbol VCBO VCEO VEBO IC PC Tj,Tstg Parameter Collector-Base Voltage Collector-Emitter Voltage Emitter-Base Voltage Collector Current -Continuous Collector Dissipation Junction and Storage Temperature Value 50 45 5 100 200 -55~150 Units V V V mA mW ℃ Document number: BL/SSSTC083 Rev.A www.galaxycn.com 1 BL Galaxy Electrical Silicon Epitaxial Planar Transistor Production specification S9014 [ ... ]

S9014 PDF Datasheet Download