FUSES: Good Q&A re fuses - time to blow at various currents, wearing out in use, random failures, ... http://electronics.stackexchange.com/questions/209255/why-did-my-fuse-blow-= after-3-years-of-no-problems The answer from sweber is interesting as they carried out longish term tests of fuses in series at higher temperatures - not the level of detail you usually see. sweber answer: http://electronics.stackexchange.com/a/209267/3288 Russell --=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 .