piclist 2008\07\17\084412a >
Thread: Led "Regulation"
face picon face BY : email (remove spam text)(Olin Lathrop)

Forrest W Christian wrote:
> I seem to quite often need to run a "voltage present" LED on a very
> wide range of voltages...  For instance, in one case the input
> voltage can run from 5 to 60VDC, or more.

Do you have some other more regulated power voltage available?  If so, sense
the 5-60V but then run the LED off the regulated rail.

Embed Inc, Littleton Massachusetts, http://www.embedinc.com/products
(978) 742-9014.  Gold level PIC consultants since 2000.
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See also: www.piclist.com/techref/displays.htm?key=led
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