This part is a kind of semiconductor called 2SC5343.
Function of this product has TRANSISTOR.
Manufacturers : Jin Yu Semiconductor
Image and pinout :

Some of the text within the PDF file :
2SC5343 TRANSISTOR (NPN) FEATURES Excellent hFE Linearity z z Low Noise. MAXIMUM RATINGS (TA=25℃ unless otherwise noted) Symbol VCBO VCEO VEBO IC Ib PC TJ Tstg Parameter Collector-Base Voltage Collector-Emitter Voltage Emitter-Base Voltage Collector Current -Continuous Base Current -Continuous SOT-23 1. BASE Value 60 50 5 150 50 0.2 150 -55-150 Units V V V mA mA W ℃ ℃ 2. EMITTER 3. COLLECTOR Collector Power dissipation Junction Temperature Storage Temperature ELECTRICAL CHARACTERISTICS (Tamb=25℃ unless otherwise specified) Parameter Collector-base breakdown voltage Collector-emitter breakdown voltage Emitter-base breakdown voltage Collector cut-off current Emitter cut-off current DC current gain Collector-emitter saturation voltage Transition frequency Collector output capac [ ... ]
2SC5343 PDF Datasheet Download
