12v Battery Level Indicator Circuit Diagram. Battery level indicator indicates the status of the battery just by glowing led s. Greater than 12 5v 75 green 3.
How to operate battery level indicator circuit. In this circuit each led indicates 10 percent battery level. This battery level indicator offers 5 leds that light up progressively as the voltage increases.
12v battery level indicator circuit.
The lm3914 can sense voltage levels and can drive a display of 10 leds in dot mode or bar mode. Greater than 10 5v 25 green 1. For example when a 12v battery is fully charged it shows upto 13v hence all leds of the circuit will glow on this voltage. Greater than 12 5v 75 green 3.
