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BQ40Z50: Charge and discharge voltage jump

Prodigy 130 points

Replies: 3

Views: 60

Part Number: BQ40Z50

Dears:

    My customer use BQ40Z50 as battery manager for 4-cell lithium battery. We found there have a problem that charge and discharge voltage have jumped sometimes, it is different with actual voltage. you can see the data from the picture as below, is it a normal phenomenon? or there have solution can avoid this? thanks!

3 Replies

  • Hi,

    How often is this occurring? Are you able to reproduce the voltage jump some way?

    Thanks,

    Nick Brylski

    Applications Engineer

    Texas Instruments

  • In reply to Nick Brylski:

    Hi Nick:

        It is It happened by accident, irregularity, I can not reproduce the jump by some way.

       

  • In reply to user5883945:

    Hi,

    Do you know what caused the accident? There's not much I can do without more info.

    Thanks,

    Nick Brylski

    Applications Engineer

    Texas Instruments

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