This part is a kind of semiconductor called IRFZ24N.

Function of this product has Power MOSFET.

Manufacturers : International Rectifier

Image and pinout :

Some of the text within the PDF file :

PD - 91354A IRFZ24N HEXFET® Power MOSFET l l l l l Advanced Process Technology Dynamic dv/dt Rating 175°C Operating Temperature Fast Switching Fully Avalanche Rated D VDSS = 55V G S RDS(on) = 0.07Ω ID = 17A Description Fifth Generation HEXFET ® power MOSFETs from International Rectifier utilize advanced processing techniques to achieve the lowest possible on-resistance per silicon area. This benefit, combined with the fast switching speed and ruggedized device design that HEXFET power MOSFETs are well known for, provides the designer with an extremely efficient device for use in a wide variety of applications. The TO-220 package is universally preferred for all commercial-industrial applications at power dissipation levels to approximately 50 watts. The low [ ... ]

IRFZ24N PDF Datasheet Download