This part is a kind of semiconductor called 65NF06.
Function of this product has STD65NF06.
Manufacturers : STMicroelectronics
Image and pinout :

Some of the text within the PDF file :
STD65NF06 STP65NF06 N-channel 60V - 11.5mΩ - 60A - DPAK/TO-220 STripFET™ II Power MOSFET General features Type STD65NF06 STP65NF06 ■ ■ VDSS 60V 60V RDS(on) <14mΩ <14mΩ ID 60A 60A 3 1 1 2 3 Standard level gate drive 100% avalanche tested DPAK TO-220 Description This Power MOSFET is the latest development of STMicroelectronics unique “single feature size”™ strip-based process. The resulting transistor shows extremely high packing density for low onresistance, rugged avalanche characteristics and less critical alignment steps therefore a remarkable manufacturing reproducibility. Internal schematic diagram Applications ■ Switching application Order codes Part number STD65NF06 STP65NF06 Marking D65NF06 P65NF06 Package DPAK TO-220 Packaging Tape & reel Tube July 20 [ ... ]
65NF06 PDF Datasheet Download
