Robert Adsett wrote: >> 2) What is the purpose of the ferrite bead? > > They can be used for EMI, I've not used one myself. OK how do we select these, or are they just a one size fits most ? People keep telling me to use them in SMPS designs, but I am still not sure what I need, also which leg has the bead ? (in some designs I have seen them on all legs ant thought it was more support that need) -- Regards, Kat. --------------------------------------------------------------- K.A.Q. Electronics Website: www.kaqelectronics.dyndns.org IM: Yahoo: PinkyDwaggy MSN: katinka@kaqelectronics.dyndns.org For Everything Electronics Phone: 0419 923 731 ---------------------------------------------------------------
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Ferrite Beads was (Reverse polarity AND flyback protection)
2006-07-21 by Kathy Quinlan