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  • BQ27542EVM: BQ27541DRZV200 lifetime data issue

    Part Number: BQ27542EVM Dear TI expert, I have previous topics on this issue, but still didn't have conclusion on this yet, see below link: BQ27542EVM: bq27541 V200 lifetime issue - Power management forum - Power management - TI E2E support forums…

  • BQ27542EVM: Issues related to chemical ID modeling

    Part Number: BQ27542EVM 1. In chemical ID modeling, can a battery pack be used instead of a cell test, with voltage, current, temperature, and time data logged by a power meter uploaded and matched? 2. For chemical ID modeling that uses charge and discharge…

  • BQ27542EVM: bq27541 V200 lifetime issue

    Part Number: BQ27542EVM Dear TI expert, The lifetime issue i asked before didn't have a final conclusion on this yet. But the topic is forzen now, so I create a new topic to continue this discussion. Please advise your further comments on this,…

  • BQ27542EVM: cycle count

    Part Number: BQ27542EVM Tool/software: Hi experts, when completed a full charge-discharge cycle, but the cycle count didn't increase. Why? The gg log data is attached. Thank you bq27542 charge discharge_cycle count.log

  • BQ27542EVM: hibernate voltage

    Part Number: BQ27542EVM Tool/software: Hi experts, The cell cut-off voltage is 3V, the bq27542 termination voltage is set to 3.2V. What's the risk or side effects when Hibernate voltage set to (default) 2.55V ? Thank you

  • BQ27542EVM: Firmware files for BQ27541-V200

    Part Number: BQ27542EVM Other Parts Discussed in Thread: BQ27541-V200 , BQ27541 , BQ27541-G1 Hi, I would like to know where can I find firmware files for BQ27541-V200 or even BQ27541. We used to use BQ27541-G1 in our products, but as it went obsolete…

  • BQ27542EVM: BQ27541DRZV200 unsealed key issue

    TI Thinks Resolved
    Part Number: BQ27542EVM Dear TI expert, We sealed our battery with default key before shipment, but when we receieved a battery back from customer, we found the all the keys changed to 00000000, how could this happen with a sealed battery?

  • BQ27542EVM: ChemID max error

    TI Thinks Resolved
    Part Number: BQ27542EVM Tool/software: Hi experts, 1. What do chemID max DOD and error mean respectively? 2. If ChemID match max error is Zero, what does it mean? Thank you.

  • BQ27542EVM: BQ27541DRZV200 lifetime data

    TI Thinks Resolved
    Part Number: BQ27542EVM Other Parts Discussed in Thread: BQ27541 , BQSTUDIO Hi TI expert, Our customer found an issue with the bq27541 v200 lifetime data, It was observed that in the log battery fuel gage temperature was way below an absolute zero temperature…

  • BQ27542EVM: self-discharge current

    Part Number: BQ27542EVM Tool/software: Hi Sir, We have some questions about self-discharge current, How is self-discharge current generated? Is there correlation between self-discharge and average discharge current? Does average…

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