This part is a kind of semiconductor called CMP3205.
Function of this product has N-Ch 60V Fast Switching MOSFETs.
Manufacturers : Cmos
Image and pinout :

Some of the text within the PDF file :
CMP3205 N-Ch 60V Fast Switching MOSFETs General Description Product Summery TheCMP3205 is a N-channel Power MOSFET. It has specifically been designed to minimize input capacitance and gate charge. The device is therefore suitable in advanced high-efficiency switching applications. Features Advanced Process Technology Ultra Low On-Resistance Dynamic dv/dt Rating 175°C Operating Temperature Fast Switching Fully Avalanche Rated Lead-Free Absolute Maximum Ratings BVDSS 60V RDSON 8.0m ID 100A Applications LED POWER CONTROLLER DC-DC & DC-AC CONVERTERS HIGH CURRENT, HIGH SPEED SWITCHING SOLENOID AND RELAY DRIVERS MOTOR CONTROL, AUDIO AMPLIFIERS TO220 Pin Configuration G DS TO-220 (CMP3205) Symbol VDS VGS ID@TC=25 ID@TC=100 IDM EAS IAS PD@TC=25 TSTG TJ Parameter Drain-Source Voltage Ga [ ... ]
CMP3205 PDF Datasheet Download
