On Fri, 23 Dec 2011 03:57:31 +1300, you wrote: >> How about an LT3080. > >Yes, that's the basic system. >As long as they have not got it so tied up i patents that it strangles its= elf > >http://cds.linear.com/docs/Datasheet/3080fc.pdf > > >> >> Pretty hard to find so far in a lot of countries and expensive, but a da= mn >> nice regulator. Way too expensive to ever be a general-purpose part, like much of LT's rang= e. 78xx devices will be around forever - for any application for which they ar= e adequate, they are the cheapest solution and lilely always will be.=20 --=20 http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .