stp4435.pdf datasheet:

STP4435 -30V P-Channel Enhancement Mode MOSFETDESCRIPTIONFEATUREThe STP4435 is the P-Channel logic enhancement -30V/-10.0A, RDS(ON) =15m(typ)@VGS =-10V mode power field effect transistor is produced using -30V/-6.0A, RDS(ON) =25m(typ)@VGS =-4.5V high cell density. advanced trench technology to provide excellent RDS(ON). Super high density cell design for extremely low This device is suitable for use as a load switch or in RDS(ON) PWM and gate charge for most of the synchronous Exceptional on-resistance and maximum DC buck converter applications. current capability SOP-8 package design STP4435M-TRG ROHS Compliant This is Halogen Free APPLICATIONS High Frequency Point-of-Load Synchronous Newworking DC-DC Power System Load SwitchPIN CONFIGURATION D DD D D GG S S S S S