17 Apr
2012
17 Apr
'12
4:02 p.m.
On Mon, 16 Apr 2012 20:02:50 +0100 (BST)
ard at p850ug1.demon.co.uk (Tony Duell) wrote:
Here is a step up DC-DC converter with current regulation for
high
power LEDs build around a ICM7555. (Enhanced NE555)
Beware, German, but the schematics is language independent:
http://www.ledstyles.de/fpost184856.html
--
\end{Jochen}
\ref{http://www.unixag-kl.fh-kl.de/~jkunz/}
Indeed. The
555 is a great solution to a great many things, and
It's amazing how many peole think it's useful for astable (oscillator)
and monostable (timer) circuits only. I've used it as a bistable and as a
schmitt trigger too.