wsp4435a.pdf datasheet:

WSP4435AP-Ch MOSFETGeneral Description Product SummeryThe WSP4435A is the highest performance BVDSS RDSON ID trench P-Ch MOSFET with extreme high cell density , which provide excellent RDSON 20m-30V -8Aand gate charge for most of the synchronous buck converter applications . Applications The WSP4435A meet the RoHS and Green Product requirement , 100% EAS High Frequency Point-of-Load Synchronousguaranteed with full function reliability Buck Converter for MB/NB/UMPC/VGAapproved. Networking DC-DC Power System Load SwitchFeatures SOP-8 Pin Configuration Advanced high cell density Trench technology Super Low Gate Charge Excellent CdV/dt effect decline 100% EAS Guaranteed Green Device AvailableAbsolute Maximum Ratings Symbol Parameter Rating Units VDS Drain-Source Voltage -30 V VGS Gate-Source Voltage 20 V ID@TC=25 Con