> Just for the sake of the question assuming my step up > regulator is 100% efficient, will my battery current > consumption be.. > 3.6V x 15mA = 54mw > 54mw / 3V = 18mA Yes. ***************************************************************** Embed Inc, embedded system specialists in Littleton Massachusetts (978) 742-9014, http://www.embedinc.com -- http://www.piclist.com hint: To leave the PICList mailto:piclist-unsubscribe-request@mitvma.mit.edu