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Showing 18 results View by: Thread Post Sort by
  • RE: BQ41Z50: GPIO Mapping to ITStatus() causes high power consumption

    Jose Couso
    Jose Couso
    Hello, A few questions. 1- Are you using RevA of bq41z50? 2- Please remove the J2-Jumper if installed. If you programmed a FW while J2 installed, it can cause issues with the board. This is explained in Users Guide. I would recommend ordering the Rev…
    • over 1 year ago
    • Power management
    • Power management forum
  • Answered
  • RE: BQ41Z50EVM: Where is the latest firmware version?

    Jose Couso
    Jose Couso
    Resolved
    Hey Kevin, We are currently working on adding the software tab on ti.com for bq41z50. I will send you the latest FW directly to you via private message.
    • over 1 year ago
    • Power management
    • Power management forum
  • Answered
  • RE: BQ40Z50: Differences between fuel gauges

    Adrian
    Adrian
    Resolved
    Hello Martin, BQ40z50 and BQ40z50-R2 are the same hardware, but with different firmware. Here is a document that talks about the changes in the FW: https://www.ti.com/lit/an/slua833/slua833.pdf BQ40z80 is similar to the BQ40z50, but can support up…
    • over 1 year ago
    • Power management
    • Power management forum
  • BQ41Z50: Battery Mode [ChgM] and [AM] always set after power-up, even when Initial Battery Mode [ChgM] is unset

    izumi mayu
    izumi mayu
    Part Number: BQ41Z50 Other Parts Discussed in Thread: BQ25710 , , BQSTUDIO Hi TI team, I am using bq41z50 + bq25710 to build a smart charger without an MCU . I would like to ask about the behavior of Battery Mode [ChgM] after power-up. My configuration…
    • 11 days ago
    • Power management
    • Power management forum
  • BQ41Z50: OverCharging Current Protection

    Amber Si
    Amber Si
    Part Number: BQ41Z50 Hi My customer is doing CHGC testing, T3 is 63C, CHGC Threshold is 1300mA,you can see as below, when T is 63.1C, ChgCurr is set to1800mA, now Current()= 3108 > (1800 + 1300), CHGC protection is triggered but when we charged…
    • 4 months ago
    • Power management
    • Power management forum
  • Answered
  • RE: BQ41Z50: AOLD configuration

    Pat Kusbel
    Pat Kusbel
    Resolved
    GG file below... But the issue I'm having is that the AOLD limit is getting hit. I set the current limit to 22A, but at 1.5A discharge I am getting an AOLD alert and the discharge FET opens. It looks like the AOLD limit needs to be increased per the…
    • over 1 year ago
    • Power management
    • Power management forum
  • Answered
  • RE: BQ41Z50: Confusion about the relationship between InitialBatteryMode and BatteryMode register, and ability to change BatteryMode on the fly

    Kevin Banks
    Kevin Banks
    Resolved
    Jose: What you describe makes sense, but it is not the behavior I am seeing. Even though I am setting CHGM and AM to green (0) in the InitialBatteryMode, and also setting the BCAST bit in the SbsConfiguration register, the CHGM and AM bits in the BatteryMode…
    • over 1 year ago
    • Power management
    • Power management forum
  • RE: BQ41Z50: RSOC not being updated after balancing at rest

    Pat Kusbel
    Pat Kusbel
    Yes, everything is working fine and the FC Qmax is correct. A fully charged battery reports the right charge. A partially discharged battery reports the right charge. It's only in RELAX that charge is wrong. The battery is not performing the RSOC update…
    • 10 months ago
    • Power management
    • Power management forum
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