irf3315.pdf datasheet:

isc N-Channel MOSFET Transistor IRF3315IIRF3315FEATURESStatic drain-source on-resistance:RDS(on) 70mEnhancement modeFast Switching Speed100% avalanche testedMinimum Lot-to-Lot variations for robust deviceperformance and reliable operationDESCRITIONCombine with the fast switching speed and ruggedized device designABSOLUTE MAXIMUM RATINGS(T =25)aSYMBOL PARAMETER VALUE UNITV Drain-Source Voltage 150 VDSSV Gate-Source Voltage 20 VGSI Drain Current-Continuous 23 ADI Drain Current-Single Pulsed 84 ADMP Total Dissipation @T =25 94 WD CT Max. Operating Junction Temperature 175 jT Storage Temperature -55~175 stgTHERMAL CHARACTERISTICSSYMBOL PARAMETER MAX UNITChannel-to-case thermal resistance/WRth(ch-c) 1.6Channel-to-ambient thermal resistance/WRth(ch-a) 621isc websitew