The SQJ138EP-T1_GE3 from Vishay Siliconix is an N-channel MOSFET rated 40 V and 330 A (Tc), dissipating 312 W (Tc), in a surface-mount PowerPAK SO-8 package.
The SQJ138ELP-T1_GE3 from Vishay Siliconix is an automotive-grade N-channel MOSFET rated 40 V and 315 A (Tc), with 500 W (Tc) power dissipation, in a surface-mount PowerPAK SO-8 package.