This part is a kind of semiconductor called BC107A.

Function of this product has (BC107 - BC109) NPN SILICON PLANAR TRANSISTORS.

Manufacturers : CDIL

Image and pinout :

Some of the text within the PDF file :

Continental Device India Limited An ISO/TS 16949, ISO 9001 and ISO 14001 Certified Company NPN SILICON PLANAR TRANSISTORS BC107/A/B/C BC108/A/B/C BC109/A/B/C TO-18 Metal Can Package Low Noise General Purpose Audio Amplifiers ABSOLUTE MAXIMUM RATINGS DESCRIPTION Collector Emitter Voltage Collector Base Voltage Emitter Base Voltage Collector Current Continuous Power Dissipation at T a=25ºC Derate above 25ºC Power Dissipation at T c=25ºC Derate above 25ºC Operating And Storage Junction Temperature Range THERMAL CHARACTERISTICS Junction to Ambient in free air Junction to Case SYMBOL VCEO VCBO VEBO IC PD PD Tj, Tstg BC107 45 50 6.0 BC108 25 30 5.0 200 300 1.72 750 4.29 - 65 to +200 BC109 25 30 5.0 UNIT V V V mA mW mW/ ºC mW mW/ ºC ºC Rth (j-a) Rth (j-c) 583 233 ºC/W ºC/W www.Dat [ ... ]

BC107A PDF Datasheet Download