• BQ40Z50-R2: BQ40Z50: The GPC Report chemical ID 8227, 7810, 7471 for BQ40Z50 does not update 04 to 05, and QMAX also does not update the issue

  

  Tin Chang

  Part Number: BQ40Z50-R2 Following the battery learning process, we obtained the chemical parameters. However, using chemical IDs 8227, 7810, and 7471 with lower error rates, we were unable to jump to 0X05. But using ID 7821 with a higher error rate…

  • 2 months ago
  • Power management
  • Power management forum

• BQ40Z50-R2: possible design review

  

  Eric Tauch

  TI Thinks Resolved

  Part Number: BQ40Z50-R2 Hello, I have finished up the routing for a prototype. This is for a startup customer and is a portable optical device. I posted in the forums about getting a design review. At first the response was positive, but now the post…

  • 4 months ago
  • Power management
  • Power management forum

• BQ40Z50-R2: QMax Update Inquiry for BQ40Z50

  

  cao yue

  TI Thinks Resolved

  Part Number: BQ40Z50-R2 Other Parts Discussed in Thread: BQ40Z50 , , BQSTUDIO Question 1: Does QMax update when discharging to CUV? In a BQ40Z50 system, if the battery is discharged until a CUV (Cell Undervoltage) fault is triggered, will the QMax still…

  • 6 months ago
  • Power management
  • Power management forum

• BQ40Z50-R2: BQ40Z50 max charge current limit and max discharge current limit

  

  Zhang Excellent

  TI Thinks Resolved

  Part Number: BQ40Z50-R2 Other Parts Discussed in Thread: BQ40Z50 Can BQ40Z50 achieve both the max charge current limit and max discharge current limit using its temperature sensing function according to different battery pack temperature as below battery…

  • 5 months ago
  • Power management
  • Power management forum

• BQ40Z50-R2: Internal Pull High Voltage

  

  JDJ

  TI Thinks Resolved

  Part Number: BQ40Z50-R2 Could you please help to clarify is there any internal pull high voltage and its value on the SMBUS of BQ40z50-R2? What role does "Vreg" play in this table? What os "Vreg" represnt in this table?

  • 5 months ago
  • Power management
  • Power management forum

• BQ40Z50-R2: Abnormal RSOC drop to 0% after relaxation

  

  Tom Tsao

  Part Number: BQ40Z50-R2 Hello TI team, I am currently working with a customer using the BQ40Z50-R2 gauge, and we are observing an abnormal RSOC behavior after a relaxation period. Issue Description: After a specific sequence of operation, the RSOC…

  • 3 months ago
  • Power management
  • Power management forum
Answered

• RE: BQ40Z50-R2: Update status 0x4

  

  Miguel Castro Gonzalez

  Resolved

  Hello Danilo, Based on my understanding of your post: You are stuck at the 1st discharge of the learning cycle. Can you please provide a datalog of your learning cycle? That way I can get a more accurate response on what might be happening. Danilo…

  • 3 months ago
  • Power management
  • Power management forum

• BQ40Z50-R2: Accessing and exporting Lifetimes data

  

  Sadatan Vashistha

  TI Thinks Resolved

  Part Number: BQ40Z50-R2 How can I export or record the Lifetimes data from Data Memory while the battery pack is charging or discharging given that the Device is Sealed.

  • 4 months ago
  • Power management
  • Power management forum

• BQ40Z50-R2: bq40z50-R2 srec file

  

  Kevin H.

  Part Number: BQ40Z50-R2 Tool/software: Can I get a copy of the bq40z50-R2 default .srec file? Thanks, Kevin

  • over 1 year ago
  • Power management
  • Power management forum

• BQ40Z50-R2: BQ40Z50-R2: Learning status bit not updating to 5 after following learning cycle steps

  

  PREEDISH VM

  TI Thinks Resolved

  Part Number: BQ40Z50-R2 Other Parts Discussed in Thread: GPCCHEM Good day team! I suspect that may have an issue with my learning cycle somewhere as I cannot see the Learning Status bit turn 5 after countless tries and time spent on the charging-resting…

  • 5 months ago
  • Power management
  • Power management forum

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