M. Adam Davis wrote: > Spark fun has a few products that you can use as-is (no schematics): > http://www.sparkfun.com/commerce/categories.php?cPath=53_54 That's not too bad, I may pick one up and see what we can do with it. Thanks > Usually I just go to national semiconductor and use their power designer: > http://www.national.com/appinfo/power/webench.html > You put in your input voltage range, output voltage and current, and > it spits out a design. If it's a generic enough design you can even > order kits from them. Thanks, I have their web page up now. > There have also been other cheap regulator designs posted to the > piclist - do a search. Oh that's right, I remember now, there were these little contests to see who could build the {simpliest,cheapest,efficientest,smallest} power supply. I'll search for those. -- Linux Home Automation Neil Cherry ncherry@linuxha.com http://www.linuxha.com/ Main site http://linuxha.blogspot.com/ My HA Blog Author of: Linux Smart Homes For Dummies -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist