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Battery Management - Gas Gauge Forum
bq27541 V2.22 chem 416 LiFePO4 "big jump"
Hello,I´m trying a LiFePO4 Battery with the fuel gauge bq27541 V2.22I use the chem ID 416. This should be close to my Battery for testing.see thread:http://e2e.ti.com/support/power_management/battery_management/f/180/p/193226/694448.aspx#694448
Now I notice a big jump in NomAvailCap. Charge with 500mA. Interruption at 75% SOC.After a pause of 22 minutes the NomAvailCap change from 2742mAh to 3542mAh.After pausing of 14 houres the charge was continued. At this moment theSOC jumps from 75% to 100%I added some pictures, ...log und ...gg files.What could be the reason?All hints are welcome.RegardsMartin
4118.bq27541 V2.22 chem 416 jumping.zip
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