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BQ76940: BQ7694003DBTR Channel data Exception

Part Number: BQ76940

After conducting some environmental tests in the production test, we found that there were data anomalies in several channels of BQ7694003DBTR.

The data of one channel is very small and the data of the adjacent channel exceeds the limit. As follow PIC:


Only the channel cell9 and cell14 are not used. 

The schematic as follow:

Is this fault caused by the problem of the schematic design?

Can you make some suggestions on the schematic?

  • Hi Tommy,

    Unfortunately, the schematic image you shared was extremely blurry and small.  I am unable to see the components or their values clearly.  Could you please resend the schematic file so I can zoom in easily and see the whole system?

    Best,

    Andria