This part is a kind of semiconductor called DFP50N06.

Function of this product has N-Channel MOSFET.

Manufacturers : DnI

Image and pinout :

Some of the text within the PDF file :

DFP50N06 N-Channel MOSFET Features RDS(on) (Max 0.022 )@VGS=10V Gate Charge (Typical 36nC) Improved dv/dt Capability High ruggedness 100% Avalanche Tested 2.Drain BVDSS = 60V 1.Gate 3.Source RDS(ON) = 0.022 ohm ID = 50A General Description This N-channel enhancement mode field-effect power transistor using DI semiconductor’s advanced planar stripe, DMOS technology intended for battery operated systems like a DC-DC converter motor control , ups ,audio amplifier. Also, especially designed to minimize rds(on) , low gate charge and high rugged avalanche characteristics. TO-220 1 2 3 Absolute Maximum Ratings Symbol VDSS ID IDM VGS EAS EAR dv/dt PD TSTG, TJ TL Drain to Source Voltage Continuous Drain Current(@TC = 25°C) Continuous Drain Current(@TC = 100°C) Drain [ ... ]

DFP50N06 PDF Datasheet Download