This part is a kind of semiconductor called 2N5486.
Function of this product has N-Channel JFET High Frequency Amplifier.
Manufacturers : Calogic LLC
Image and pinout :

Some of the text within the PDF file :
N-Channel JFET High Frequency Amplifier CORPORATION 2N5484 – 2N5486 FEATURES ABSOLUTE MAXIMUM RATINGS (TA = 25oC unless otherwise specified) Drain-Gate Voltage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25V Source Gate Voltage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25V Drain Current . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30mA Forward Gate Current . . . . . . . . . . . . . . . . . . . . . . . . . . 10mA Storage Temperature Range . . . . . . . . . . . . . -65oC to +150oC Operating Temperature Range . . . . . . . . . . . -55oC to +135oC Lead Temperature (Soldering, 10sec) . . . . . . . . . . . . . +300oC Power Dissipation . . . . . . . . . . . . . . . . . . . . . . . . . . . . 310mW Derate above 25oC . . . . . . . . . . . . . . [ ... ]
2N5486 PDF Datasheet Download
