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1.5V LED flasher








 
1.5V LED flasher
Canbe operated for approximate 12 months from a single cell.

AVERAGE CURRENT = 40uA
PEAK LED CURRENT = 20mA
3mS FLASH 2 SEC BETWEEN FLASHES
EFFICIENCY = 90%
Authored by David Johnson at Discover Circuits, Added: 6 Jun 2007



http://www.discovercircuits.com/PDF-FILES/1vled3.pdf

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