This part is a kind of semiconductor called 2SA1611.

Function of this product has Transistor.

Manufacturers : Kexin

Image and pinout :

Some of the text within the PDF file :

SMD Type PNP Silicon Epitaxia 2SA1611 Transistors IC Features High DC Current Gain. High Voltage. 1 Emitter 2 Base 3 Collector Absolute Maximum Ratings Ta = 25 Parameter Collector-base voltage Collector-emitter voltage Emitter-base voltage Collector current Total power dissipation Junction temperature Storage temperature Symbol VCBO VCEO VEBO IC PT Tj Tstg Rating -60 -50 -5 -100 150 150 -55 to +150 Unit V V V mA mW Electrical Characteristics Ta = 25 Parameter Collector cutoff current Emitter cutoff current DC current gain * Collector-emitter saturation voltage Base-emitter voltage Gain bandwidth product Output capacitance * Pulse test: tp 300 ìs; d 0.02. Symbol ICBO IEBO hFE Testconditons VCB = -60V, IE=0 VEB = -5V, IC=0 VCE = -6V , IC = -1mA 90 200 -0.18 Min Typ Max -0.1 -0.1 600 -0 [ ... ]

2SA1611 PDF Datasheet Download