This part is a kind of semiconductor called 2N5885.
Function of this product has (2N5883 - 2N5886) Complementary Silicon High-Power Transistors.
Manufacturers : ON Semiconductor
Image and pinout :

Some of the text within the PDF file :
2N5883, 2N5884 (PNP) 2N5885, 2N5886 (NPN) 2N5884 and 2N5886 are Preferred Devices Complementary Silicon High−Power Transistors Complementary silicon high−power transistors are designed for general−purpose power amplifier and switching applications. Features http://onsemi.com • Low Collector−Emitter Saturation Voltage − • • • • VCE(sat) = 1.0 Vdc, (max) at IC = 15 Adc Low Leakage Current ICEX = 1.0 mAdc (max) at Rated Voltage Excellent DC Current Gain − hFE = 20 (min) at IC = 10 Adc High Current Gain Bandwidth Product − ft = 4.0 MHz (min) at IC = 1.0 Adc Pb−Free Packages are Available* 25 AMPERE COMPLEMENTARY SILICON POWER TRANSISTORS 60 − 80 VOLTS, 200 WATTS ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ Î [ ... ]
2N5885 PDF Datasheet Download
