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nrf51422
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How to measure Lithium battery voltage
Anonymous
over 10 years ago
How to measure Lithium battery voltage with the nRF51 ADC
Top Replies
Stefan Birnir Sverrisson
over 10 years ago
+12
verified
Attached is a hardware setup for the ADC which is a voltage divider with a connected capacitor. It is meant for measurement of LiIon battery with voltage range of 2.7-4.2V. For this purpose, we recommend…
Lucas
over 9 years ago
+2
Is there anyway to get these links working again? They don't seem to be functional. Also, I'm assuming that the output of the voltage divider is unaffected by the capacitor. So with a fully charged…
Stefan Birnir Sverrisson
over 9 years ago
in reply to
Lucas
+2
Hi Lucas I have refreshed the links. Actually, the maximum voltage that is input to the ADC for this setup is approximately: 4.2V * (2.2M/(2.2M+10M))=0.76V and the minimum voltage is approximately…
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