I am using this IC for my BMS and found an uncertain behavior at -20 deg.C. When I am using my BMS at -20deg. C I see a jump in my NTC from -20deg. to -6degC when I change my supply voltage from 48V to 42V.
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I am using this IC for my BMS and found an uncertain behavior at -20 deg.C. When I am using my BMS at -20deg. C I see a jump in my NTC from -20deg. to -6degC when I change my supply voltage from 48V to 42V.
Hi Smit,
It looks like you have the same question with a similar device already open. (Link: (+) BQ76940: UNUSUAL NTC SPIKE OBSERVED AT -20Deg - Power management forum - Power management - TI E2E support forums)
To keep things simple, I am closing this thread and continuing with the other thread as the solution for this behavior should be the same for both devices.
Regards,
Max Verboncoeur