[time-nuts] Hi Power LED Light power supply...

Michael Baker mpb45 at clanbaker.org
Tue Sep 18 05:26:55 UTC 2012


Time-Nutters--

I was wondering, after seeing some 100 watt LED series
wired assemblies that were listed at 30-34 VDC @ 2.9A if a
number of LEDs could be wired in series and powered directly
from a rectified 110 VAC power source.   If enough LEDs are
wired in series such that the peak DC voltage from the rectified
110 AC line does not exceed the max current rating of the LEDs
this should eliminate any excess current from flowing.  Obviously,
this does not provide for any safety isolation from the line.
   Hmmmmm....  Maybe if an 1:1 isolation transformer is used
except that it would be too heavy and large....

Mike Baker
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