This part is a kind of semiconductor called C3279.

Function of this product has NPN silicon.

Manufacturers : FGX

Image and pinout :

Some of the text within the PDF file :

·ç¹âÐÀ¼¼Êõ×ÊÁÏ ■■ APPLICATION：POWER AMPLIFIER APPLICATION、 SWITCHING APPLICATION. ■■MAXIMUM RATINGS （Ta＝25℃） PARAMETER Collector-base voltage Collector-emitter voltage Emitter-base voltage Collector current Collector Power Dissipation Junction Temperature Storage Temperature Range SYMBOL RATING UNIT VCBO VCEO VEBO IC PC TJ Tstg 30 10 6 2 750 150 V V V A mW ℃ C3279 —NPN silicon — ﹣55~150 ℃ ■■ ELECTRICAL CHARACTERISTICS（Ta=25℃） PARAMETER DC Current Gain Collector Cut-off Current Emitter Cut-off Current Collector-Base Breakdown Voltage SYMBOL hFE ICBO IEBO BVCBO 30 10 6 0.86 0.2 150 27 1.5 0.5 MIN. 140 TYP. MAX. UNIT 600 0.1 0.1 µA µA V V V V V MHz PF TEST CONDITION VCE= 1V，Ic=500 mA VCB=30 V，IE=0 VEB= 6V，Ic=0 Ic= 0.1mA，IE=0 I [ ... ]

C3279 PDF Datasheet Download