This part is a kind of semiconductor called IRLZ44ZPBF.

Function of this product has AUTOMOTIVE MOSFET.

Manufacturers : International Rectifier

Image and pinout :

Some of the text within the PDF file :

PD - 95539 AUTOMOTIVE MOSFET Features l l l l l l l IRLZ44ZPbF IRLZ44ZSPbF IRLZ44ZLPbF HEXFET® Power MOSFET D Logic Level Advanced Process Technology Ultra Low On-Resistance 175°C Operating Temperature Fast Switching Repetitive Avalanche Allowed up to Tjmax Lead-Free VDSS = 55V RDS(on) = 13.5mΩ G S Description Specifically designed for Automotive applications, this HEXFET® Power MOSFET utilizes the latest processing techniques to achieve extremely low onresistance per silicon area. Additional features of this design are a 175°C junction operating temperature, fast switching speed and improved repetitive avalanche rating . These features combine to make this design an extremely efficient and reliable device for use in Automotive applications and a wide vari [ ... ]

IRLZ44ZPBF PDF Datasheet Download