This part is a kind of semiconductor called 8N65.

Function of this product has N-Channel Mosfet Transistor.

Manufacturers : Inchange Semiconductor

Image and pinout :

Some of the text within the PDF file :

INCHANGE Semiconductor isc N-Channel Mosfet Transistor ·FEATURES ·Drain Current –ID= 8A@ TC=25℃ ·Drain Source Voltage- : VDSS= 650V(Min) ·Static Drain-Source On-Resistance : RDS(on) = 1.4Ω(Max) ·Avalanche Energy Specified ·Fast Switching ·Simple Drive Requirements ·DESCRITION ·Designed for high efficiency switch mode power supply ·PWM motor controls ·High efficient DC to DC converters isc Product Specification 8N65 ·ABSOLUTE MAXIMUM RATINGS(Ta=25℃) SYMBOL PARAMETER VALUE UNIT VDSS VGS Drain-Source Voltage Gate-Source Voltage-Continuous 650 ±30 V V ID Drain Current-Continuous 8A IDM Drain Current-Single Plused 30 A PD Total Dissipation @TC=25℃ 147 W Tj Max. Operating Junction Temperature 150 ℃ Tstg Storage Temperature -55~150 ℃ ·THERMAL CHARACT [ ... ]

8N65 PDF Datasheet Download