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  • TPS25750EVM: BQ25731

    Part Number: TPS25750EVM Other Parts Discussed in Thread: TPS25750 , BQ25731 Hi Dear friends, i bought a tps25750EVM, can it charge a battery pack? i configured EVM with this Json: {"questionnaire":{"version":"7.0.4.5","answers":[0,4,4,1,1,2,1,null,1,null…
    • Answered

  • BQ25731: I2C registers resetting.

    Resolved
    Part Number: BQ25731 Other Parts Discussed in Thread: EV2400 I am trying to test a charge time using the BQ25731EVM, but I am having an issue where the charge current resets back to its default of 256mA instead of staying at what I set it to. This happens…
    • Resolved

  • BQ25731: ADCs all report zero but one does report 15V input

    TI Thinks Resolved
    Part Number: BQ25731 what is needed to get all the adc reporting during charging. only the input voltage is being reported. charging of two cells in series is working.

  • RE: BQ25731: Setup options for use with SLA or LiFePO4 batteries

    Hi Peng, ok, I got it, but I was expecting the BQ25731 was doing this job for me. I don't want to control charge and voltage from the MCU, we want to offload this. Do I get you right, the BQ25731 can't do that for Li-Fe-Po4 batteries? best reg…
    • Answered

  • BQ25731: What is the proper way to connect CC1/CC2 and D+/D- pins to BQ25731? Do I need to use a USB-C PD decoy?

    Resolved
    Part Number: BQ25731 I want to use BQ25731 to charge a 5s battery pack through a type-C port. I want to be able to use a computer charger to charge the battery pack and I am confused on how to setup the USB-C port since there is not an example on the…
    • Resolved

  • BQ25731: What does it do with respect to voltage and current supplied to the battery?

    TI Thinks Resolved
    Part Number: BQ25731 There is very little detail. For example, people ask things like this: https://e2e.ti.com/support/power-management-group/power-management/f/power-management-forum/1008691/bq25731-does-bq25731-have-pre-charge-function?tisearch=e2e…
    • Answered

  • RE: BQ25731: Adjustable VSYS_MIN and Power Path Control questions

    Resolved
    Hi Eric, I like the independent comparator suggestion. This would be "automatic". Each time an adapter or in this case, an automobile AUX power connection is plugged in, and VBUS_IN is under 13.0 V, the charge converter would be disabled. It is minor…

  • BQ25731: Input voltage is 15 volts from PD. But CHRG_OK is pulled low. What could cause this? no fault bits are set,

    TI Thinks Resolved
    Part Number: BQ25731 do you need more info?

  • BQ25731: replacement for the ISL95521

    TI Thinks Resolved
    Part Number: BQ25731 Hi 1.Is the bq25731 a replacement for the ISL95521? 2. How long does vin 32v last?
    • Answered

  • BQ25731: BQ25731 for cell stack

    Resolved
    Part Number: BQ25731 Hello: Can the chip be setup for automatic detection of cell stack from 1 to 6? If this is setup by a résister divider from VDDA- one would think a charger with this chip can only be used for a stack preset . This will be a…
    • Resolved

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