Position: Index > Battery Circuit >

Undervoltage indicator for battery equipment

2016-05-10 09:32  
Declaration:We aim to transmit more information by carrying articles . We will delete it soon, if we are involved in the problems of article content ,copyright or other problems.


Due to the low duty cycle of flashing LED, the average current drain is 1 mA or less. The NE555 will trigger the LED on when the monitored voltage falls to 12 volts
Undervoltage indicator for battery equipment

The ratio of Rl to R2 only needs to he changed if it is desired to change the voltage point at which the LED is triggered.



Reprinted Url Of This Article:
http://www.next.gr/meter-counter/meters/undervoltage-indicator-for-battery-equipment-l12567.html