The AP85N04K with 40V 70A 58W 5mO@10V,30A N Channel TO-252 MOSFETs ROHS is a N-Channel Enhancement Mode MOSFET manufactured by Quan Li, meaning it has low on-resistance and excellent thermal characteristics. Its package type is TO-252, which is a SMT molded plastic package that houses three terminals which are drain (D), source (S) and gate (G). It has a voltage rating of 40 V and a current rating of 70 A, and the continuous drain current at 10 V is rated for 30 A. It also has a total gate charge of 5mO at 10V, with Pd (power dissipation) at 58 W. This MOSFET is RoHS compliant, meaning they are free from hazardous substances, making them safe for use in the environment.