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  • BQ25756: Reply to previous thread: "BQ25756 not charging no switching issue"

    Resolved
    Part Number: BQ25756 Tool/software: Hello Ethan, Thankyou very much for your support, I had a very good learning experience. The charger worked perfectly as expected after changing the mosfets and the inductor. For now I have configured the charging capacity…
    • Resolved

  • BQ25756: Oscillation occurs during MPPT scanning with the bq25756

    Part Number: BQ25756 Tool/software: Hello, I’ve designed an MPPT solar charger using the bq25756. To support a wide variety of solar panels, VAC_DPM is set to 14V. The system allows selection between 12V and 24V battery configurations. In one test…

  • BQ25756:Oscillation occurs during MPPT scanning with the bq25756

    TI Thinks Resolved
    Part Number: BQ25756 Tool/software: Hello TI I’ve designed an MPPT solar charger using the bq25756. To support a wide variety of solar panels, VAC_DPM is set to 14V. The system allows selection between 12V and 24V battery configurations. In one…

  • BQ25756: BQ25756 heating up coil

    Part Number: BQ25756 Tool/software: Hello, I'm using BQ25756 to charge a 7-cell LFP battery. At the moment I'm doing tests with a DC power supply as the input. When the input voltage is within the range of 20-27 V (and 1 A of charging current) I can hear…
    • Answered

  • BQ25756: BQ25756 change to system load node

    Resolved
    Part Number: BQ25756 Tool/software: Hello TI team, Is it acceptable to change the system load node as follows? -- > Because, I want to know battery current exactly without system load current, also control to charge current, only considering battery…
    • Resolved

  • BQ25756: BQ25756

    TI Thinks Resolved
    Other Parts Discussed in Thread: BQ25750 , BQ25758 , BQ25756

  • BQ25756: BQ25756 not charging no switching issue

    Part Number: BQ25756 Other Parts Discussed in Thread: BQ25750 Tool/software: I have observed a strange issue. I had designed the charger to charge 38.5V 12S lifepo4 battery with charging current of about 10A. I connected the battery and input voltage…
    • Answered

  • BQ25756: BQ25756 Buzzing Noise When VIN ≈ VBAT

    Resolved
    Part Number: BQ25756 Other Parts Discussed in Thread: , BQ25798 Tool/software: Hello, I am using the BQ25756 as a 4S charger. Especially when the input voltage is close to the battery voltage, I hear a buzzing sound. When I observe this with an oscilloscope…
    • Resolved
    • Answered

  • BQ25756: BQ25756

    Resolved
    Part Number: BQ25756 Other Parts Discussed in Thread: PMP41062 Tool/software: Good day. Could you please provide the CAD files for the PMP41062? Thanks
    • Resolved
    • Answered

  • BQ25756: BQ25756 fixed frequency issue

    Resolved
    Part Number: BQ25756 Other Parts Discussed in Thread: BQ25750 Tool/software: Dear Team, I am using BQ25756 IC for BMS application, fixed frequency 75Hz problem found, even after changing FREQ resistor there was no effect on frequency, please help me…
    • Resolved

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