This part is a kind of semiconductor called MDD3754.

Function of this product has P-Channel Trench MOSFET.

Manufacturers : MagnaChip

Image and pinout :

Some of the text within the PDF file :

MDD3754 – P-Channel Trench MOSFET MDD3754 P-Channel Trench MOSFET, -40V, -24.4A, 43mΩ General Description The MDD3754 uses advanced MagnaChip’s Trench MOSFET Technology to provided high performance in onstate resistance, switching performance and reliability. Low RDS(ON), Low Gate Charge can be offering superior benefit in the application. Features VDS = -40V ID = -24.4A @VGS = -10V RDS(ON) < 43mΩ @ VGS = -10V < 58mΩ @ VGS = -4.5V Applications Inverters General purpose applications D G Absolute Maximum Ratings (TC =25o) Drain-Source Voltage Gate-Source Voltage Continuous Drain Current Characteristics (Note 2) Pulsed Drain Current Power Dissipation Single Pulse Avalanche Energy Junction and Storage Temperature Range TC=25oC TC=100oC TC=25oC TC=100oC (Note 3) Sym [ ... ]

MDD3754 PDF Datasheet Download