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[DPRG] More efficient voltage regulator?

Subject: [DPRG] More efficient voltage regulator?
From: Ralph Tenny rten at metronet.com
Date: Wed May 24 20:41:09 CDT 2000

See if you can find a LM2940 -- this is a low-dropout 1 amp TO-220 unit
that gives you much margin for whatever else you might run besides the

On Wed, 24 May 2000, McQuay, Michael wrote:

> 	I'm currently building a Homebrew BS2.  The Homebrew BS2 kit didn't
> come with it's own 5v regulator.  I'm using a 7805 regulator for now, but
> I've heard this style of regulator is not very efficient.  Power being of
> critical interest in robotic applications, I would like come up with the
> most efficient 5v regulator that I can.  What are my options?  Is there a
> custom circuit I can build?  Or a more efficient regulator package than the
> 7805?
> Any ideas?
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