On Sun, Jun 02, 2002 at 08:06:59PM -0400, Vladimir Dergachev wrote:
> > Other regulators may not need it. Often a board is designed to
> > accomodate several types of components, this allows for flexibility in
> > supplies.
>
> Right, but it looks like they replaced four electrolitic (or tantalum ?)
> caps and four smaller capacitance ones with two ceramic ones. Which this
> might be good enough for EMI, the board might not be able to handle the
> initial plug-in current so well.
Usually ceramic caps have lower capacity than electrolytic/tantalum. So
the initial charge current will also be shorter. As ceramic caps have also a
lower impedance for high frequency, this is good for EMI, too...
--
Georg Acher, [EMAIL PROTECTED]
http://www.in.tum.de/~acher/
"Oh no, not again !" The bowl of petunias
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