On 2013-04-30 11:04 PM, RussellMc wrote: > You can probably get a very acceptable result with a bipolar PNP and > two resistors. Isn't that more complex and with greater losses than two Schottky diodes? --=20 http://www.piclist.com/techref/piclist PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .