On Thu, Jan 29, 2015 at 3:00 PM, Dwayne Reid wrote= : > The part that we've been using for several years is IR's IRF > 3708. TO-220 package, 5V drive, IDmax 62A, Rdson 0.12R max with Vgs =3D = 4.5V Hi Dwayne, Why that part specifically? It seems to be more expensive than the Fairchild part I mentioned. The D2PAK package might be nice, but Digikey doesn't stock it. Thanks! Josh --=20 A common mistake that people make when trying to design something completely foolproof is to underestimate the ingenuity of complete fools. -Douglas Adams --=20 http://www.piclist.com/techref/piclist PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .