This part is a kind of semiconductor called NCE1579.

Function of this product has NCE N-Channel Enhancement Mode Power MOSFET.

Manufacturers : NCE Power Semiconductor

Image and pinout :

Some of the text within the PDF file :

http://www.ncepower.com Pb Free Product NCE1579 NCE N-Channel Enhancement Mode Power MOSFET DESCRIPTION The NCE1579 uses advanced trench technology and design to provide excellent RDS(ON) with low gate charge. It can be used in a wide variety of applications. GENERAL FEATURES ● VDS =150V,ID =79A RDS(ON) < 19mΩ @ VGS=10V (Typ:16mΩ) ● High density cell design for ultra low Rdson ● Fully characterized Avalanche voltage and current ● Good stability and uniformity with high EAS ● Excellent package for good heat dissipation ● Special process technology for high ESD capability Schematic diagram Application ● Power switching application ● Hard Switched and High Frequency Circuits ● Uninterruptible Power Supply Marking and pin Assignment 100% UIS TESTED! 100% ΔVds TE [ ... ]

NCE1579 PDF Datasheet Download