This part is a kind of semiconductor called AO4407A.

Function of this product has P-Channel MOSFET.

Manufacturers : Freescale

Image and pinout :

Some of the text within the PDF file :

AO4407A 30V P-Channel MOSFET General Description The AO4407A uses advanced trench technology to provide excellent RDS(ON), and ultra-low low gate charge with a 25V gate rating. This device is suitable for use as a load switch or in PWM applications. Features VDS = -30V ID = -12A (VGS = -20V) RDS(ON) < 11mΩ (VGS = -20V) RDS(ON) < 13mΩ (VGS = -10V) RDS(ON) < 17mΩ (VGS = -6V) SOIC-8 D G S Absolute Maximum Ratings TA=25° C unless otherwise noted Parameter Symbol Drain-Source Voltage VDS Gate-Source Voltage Continuous Drain Current A Pulsed Drain Current Avalanche Current G Repetitive avalanche energy L=0.3mH TA=25° C Power Dissipation A TA=70° C G B Maximum -30 ±25 -12 -10 -60 -26 101 3.1 2.0 -55 to 150 Units V V VGS TA=25° C C TA=70° ID IDM IAR EAR PD TJ, TSTG A mJ W ° [ ... ]

AO4407A PDF Datasheet Download