• State Resolved
  • Locked Locked
  • Replies 1 reply
  • Subscribers 63 subscribers
  • Views 319 views
  • Users 0 members are here
Support feedback
Options
Options
Related

This thread has been locked.

If you have a related question, please click the "Ask a related question" button in the top right corner. The newly created question will be automatically linked to this question.

BQ40Z50: BQ40Z50 RSOC not update when charge a long time

Star Xu
Genius 9645 points
Part Number: BQ40Z50
Other Parts Discussed in Thread: GPCCHEM

Hi 

The customer use BQ40Z50 with two series cells, Term Voltage is 6000mV.

When the battery voltage exceeds 4.0 V (single cell 2.0 V) the Remaining Capacity will update when the voltage charge to 7.6V, sometimes even higher.

7725.gg.csv

LFA3-07-report (1).zipcharge log.xlsx

The smooth function is enable.

Attached the GPCCHEM report, log data and gg file.

Please give some suggestions.

Thanks

Star

  • +1
    TI__Mastermind 27321 points

    Hi Star,

    A few things I noticed. 

    1- The FD and TD thresholds might be set a little bit too high. Please set them to the below recommended. 



    Recommended


    2- Make sure Impedance Track is enabled. I noticed, update status is 2. It should be set to 6

    Gas Gauging State Update Status 2


    Regards,
    Jose Couso