Re: Need a simple small low voltage cutoff circuit
You also use this one, the LED will be on if it is above the low batteries point, goes off when it is too low.
http://www.reuk.co.uk/TL431-Battery-Voltage-Monitor.htm
You also use this one, the LED will be on if it is above the low batteries point, goes off when it is too low.
http://www.reuk.co.uk/TL431-Battery-Voltage-Monitor.htm
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