Quoting <NBBBIGEGHIGMPCNKHCECKEJPDJAA.kenn at bluetree.ie>
by Kenn Humborg <kenn at bluetree.ie>:
> A linear regulator around 2 or 3A is usually a 3 or 5-pin IC
> that looks like a power transistor. And at that power level,
> it will probably have a heatsink attached. There will be a couple
> of capacitors or large-ish values (say 100uF approx) nearby
> as well.
> A switch-mode regulator at that power will be a smaller IC
> (probably in a regular surface-mount package) and power transistor,
> with a capacitor and inductor (enamelled copper wire wrapped
> around a little ferrite core) nearby. Switch-modes are _much_
> more efficient, so there's no need for a heatsink to dissipate
> waste power.
Hmm, that sounds like the ceramic rings Kate described. Any way to
tell by looking at it how many amps it might be rated for?
When asked if it is true that he uses his wheelchair as a weapon he will reply:
"That's a malicious rumour. I'll run over anyone who repeats it."
Stephen Hawking - [http://www.smh.com.au/news/0001/07/features/features1.html]
David Murphy - For PGP public key, send mail with Subject: send-pgp-key
Maintained by the ILUG website team. The aim of Linux.ie is to
support and help commercial and private users of Linux in Ireland. You can
display ILUG news in your own webpages, read backend
information to find out how. Networking services kindly provided by HEAnet, server kindly donated by
Dell. Linux is a trademark of Linus Torvalds,
used with permission. No penguins were harmed in the production or maintenance
of this highly praised website. Looking for the
Indian Linux Users' Group? Try here. If you've read all this and aren't a lawyer: you should be!