So I needed an over discharge battery protection and I've built something like this: [image] However something is wrong with this hystereses calculation. The voltage I get to the positive input isn't the total voltage divided by 4. To add it I used this calculator: http://www.daycounter.com/Calc…

LM393 Positive Hystereses Calculation

Topic		Replies	Views
Question about reading battery voltage General Electronics	7	2651	May 6, 2021
How can i add hysteresis in a comparator when input voltage varies ? General Electronics	13	3515	May 6, 2021
Input Voltage Hysteresis Programming	17	10128	May 5, 2021
process audio with an LM393 : harder than it seems Interfacing	5	5591	May 6, 2021
LM393 Français	5	4173	May 6, 2021