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Monday, December 31, 2012

Battery Monitor Using LEDs

Posted by Shaikh Masood Alam Be the first to comment!

Battery monitor using dual-colour LED


Battery Monitor 1st Circuit
A battery monitor can be made with a dual-colour LED and a few components. The LED produces orange when the red and green LEDs are illuminated.The following circuit turns on the red LED below 10.5v The orange LED illuminates between 10.5v and 11.6v. The green LED illuminates above 11.6v.
Battery Monitor Led


Battery monitor circuit using 3-LEDs


Battery Monitor 2nd Circuit
This battery monitor circuit used 3-LEDs.The red LED turns on from 6v to below 11v.It turns off above 11v and The orange LED illuminates between 11v and 13v. It turns off above 13v and The green LED illuminates above 13v.
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