This part is a kind of semiconductor called 20N06.
Function of this product has NTD20N06.
Manufacturers : ETC
Image and pinout :

Some of the text within the PDF file :
NTD20N06 Power MOSFET 20 Amps, 60 Volts, N−Channel DPAK Designed for low voltage, high speed switching applications in power supplies, converters and power motor controls and bridge circuits. Features • • • • • • • • • • • • Pb−Free Packages are Available Lower RDS(on) Lower VDS(on) Lower Capacitances Lower Total Gate Charge Lower and Tighter VSD Lower Diode Reverse Recovery Time Lower Reverse Recovery Stored Charge Power Supplies Converters Power Motor Controls Bridge Circuits http://onsemi.com V(BR)DSS 60 V RDS(on) TYP 37.5 mW N−Channel D ID MAX 20 A Typical Applications G S MAXIMUM RATINGS (TJ = 25°C unless otherwise noted) Rating Drain−to−Source Voltage Drain−to−Gate Voltage (RGS = 10 MW) Gate−to−Source Voltage − Co [ ... ]
20N06 PDF Datasheet Download
