I would like to thank everyone who answered my question. Currently, I am thinking of placing a zener diode Vz=2.7. I think this would consume the least amount of current. Would I be terribly wrong with this assumption? -- http://www.piclist.com hint: PICList Posts must start with ONE topic: [PIC]:,[SX]:,[AVR]: ->uP ONLY! [EE]:,[OT]: ->Other [BUY]:,[AD]: ->Ads