On 6/26/08, Thomas C. Sefranek wrote: > > -----Original Message----- > From: piclist-bounces@mit.edu [mailto:piclist-bounces@mit.edu] On Behalf Of > Xiaofan Chen > Sent: Thursday, June 26, 2008 1:04 AM > To: Microcontroller discussion list - Public. > Subject: Re: [EE] 12 or 24V? > > Say if you have a single-stage buck converter, the efficiency from > 24V->5V will be better than 48V->5V. 12V-->5V is even better. :) :) Difference between young (unexperienced but enthusiastics) and old guys can always be found in post like this one... Vasile -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist