On 1/8/14, RussellMc wrote: >> >> > But what if I use the inductor to generate very high voltages (e.g. >> > to charge a capacitor to 1000V): will any inductor withstand the >> > voltage >> > that it will be "asked" to generate, or can it breakdown to itself? >> > >> > If this is possible, are inductors rated for maximum voltage? Because >> > the ones that I saw weren't, however for some extreme boost >> > applications >> > it may be needed. >> > > When high voltages are involved voltage breakdown does become relevant. > Regulatory and safety and functional issues apply. > > This can involve > > - primary to secondary > > Safety isolation or general breakdown > > - through wire insulation to xxx > > Wire to core, frame, component. finger, > > - layer to layer > > Voltage differential appears from side to side across a layer. If layers > are wound alternately right to left then left to right then ... you get 2= x > Vlayer at each and to the layers above and below the current one. This ca= n > be very significant. > > When voltage becomes more than a minor issue of good practice there is a > large body of experience and practice available. Wire insulations, > interlayer insulating materials, potting materials, coil-formers (some wi= th > separate "windows" for interwinding isolation, and with at least one > winding area to provide wire to core or frame isolation), ... > A whole new area to learn about :-). > > > > > Russell > -- > http://www.piclist.com/techref/piclist PIC/SX FAQ & list archive > View/change your membership options at > http://mailman.mit.edu/mailman/listinfo/piclist > --=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 .