> http://www.vishay.com/docs/85521/85521.pdf > > Shows time to "reverse its polarity", same thing as switching speed. where? I see only a 'reverse recovery time', which I understand is the switch *off* time. Is that by definition the same as the switch on time? Wouter van Ooijen -- ------------------------------------------- Van Ooijen Technische Informatica: www.voti.nl consultancy, development, PICmicro products docent Hogeschool van Utrecht: www.voti.nl/hvu -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist