At 11:08 AM 3/15/2007, James Dunn wrote: >Hi, > >I have a MC7805CK Motorola voltage regulator in the to-3 case style, but I >can't find a pinout for this. Does anyone have a datasheet? There are two >pins, so the third connection is obviously the case.. Any ideas which is which? > >many thanks > >James http://www.national.com/ds/LM/LM340.pdf page 2