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  • BQ20Z655-R1: bq20z655-r1 RSOC shift

    Resolved
    Part Number: BQ20Z655-R1 Other Parts Discussed in Thread: GPCCHEM Hello to TI support team , I use bq20z655-r1 with 4S3P configuration ICR-18650-26JM Cells chem ID : -2776 I made Golden pack according sequence following recommendation of TI . I…
    • Resolved
    • Answered

  • BQ20Z655-R1: Charging and discharging issue

    Resolved
    Part Number: BQ20Z655-R1 Other Parts Discussed in Thread: EV2400 , BQ20Z655 , BQSTUDIO , GPCCHEM , BQEVSW , Hello I have a BQ20z655 r1, I connect my battery to it and to the computer throw EV2400. I have issue to find the right paramerters to stop charging…
    • Resolved

  • BQ20Z655-R1: Reduced Power Mode

    TI Thinks Resolved
    Part Number: BQ20Z655-R1 Other Parts Discussed in Thread: BQ20Z655 What occurs when the BMS chip enters reduced power mode between readings. Does it change between Normal Mode and Sleep Mode? Thanks,

  • BQ20Z655-R1: different behavior with internal and external temperature source

    TI Thinks Resolved
    Part Number: BQ20Z655-R1 Other Parts Discussed in Thread: BQ40Z50 , GPCRB , BQ20Z655 , Dear TI experts, as described in the older forum posts, we had some discussions about using the internal temperature source or external on and one the other hand we had…
    • Answered

  • BQ20Z655-R1: (CC) Remain Capacity Counter "jumping"

    Resolved
    Part Number: BQ20Z655-R1 Other Parts Discussed in Thread: BQ20Z655 , BQ28Z610 , BQ4050 Hello, could you answer two questions about CC of BQ20Z655-R1: 1) How to disable IT algorithm of BQ20Z655-R1, means to use only inegrated part of CC (without update…
    • Resolved

  • BQ20Z655-R1: How do I get the device to start up without applying voltage to the PACK pin?

    TI Thinks Resolved
    Part Number: BQ20Z655-R1 The BQ device is now working, and we are currently modifying it. We designed it however to not have a direct voltage connection to the PACK+ from our LOAD or BATTERY ports, so we must apply voltage to a trace that connects to…

  • RE: BQ20Z655: Difference btw BQ20Z655DBTR and BQ20Z655DBTR-R1

    Hello Andrew, The only difference is that the firmware on bq20z655-R1 is newer. See bq20z655-R1 Change Notice on the product page for details.

  • BQ20Z655-R1: SMBus example code.

    TI Thinks Resolved
    Part Number: BQ20Z655-R1 Hi everyone. I am using BQ20Z655-R1 and i want read some data from ic. Do you have example code for SMBus? Have a nice day.

  • BQ20Z655-R1: got a VB_T2H_UNKNOWN error. Cannot see flags or connect properly to device. Possible the pack is in SEALED mode.

    TI Thinks Resolved
    Part Number: BQ20Z655-R1 Hi, I am trying to troubleshoot my device. The device was initially designed with the gate and source of the DSG and CHG MOSFETs switched around, with wrong footprints also used for zener diodes used for ESD protection on the…

  • RE: BQ20Z655-R1: at low temperatures

    Hello Shirish, the logging was done after the gg_out.gg from the GPCRB Tool was programmed to the BQ20z655-R1. Because of this we where expecting to get consistent values for the state of charge.

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