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  • BQ25890: BQ25890

    Part Number: BQ25890 Hello. I am using the BQ25890 for the tablet charging management. I found a issue, when the tablet placed a long and long time, the voltage of the battery would low down and go into the over-discharge protection @2.8V, and then the…

  • BQ25890: Questions of BQ25890

    TI Thinks Resolved
    Part Number: BQ25890 Dear Team, At present, according to the table provided by TI's official website, the RT1/RT2/RTH resistance value should be calculated, combined with the actual output value of VREGN, it is found that the read temperature will fall…

  • BQ25890: Questions of BQ25890

    TI Thinks Resolved
    Part Number: BQ25890 Dear Team, 1. I am currently using BQ25890 to design charging products, and I found that there is a problem that the charging current cannot be charged. I would like to ask if there are other matters that need to be paid attention…

  • RE: BQ25890: Current limit of BQ25890 and default current limit of the BQ25890 IC without D+/D- line detection

    Hi Yagnik, If you want the device to enter DCP mode automatically, the D+/D- lines should be shorted together. If your USB cable does not have D+/D- connections, you will need to find out what the D+/D- pins are seeing when you connect the adapter. The…
    • Answered

  • BQ25890: MTK driver for BQ25890

    Resolved
    Part Number: BQ25890 Hi team, Do we have MTK driver for BQ25890? My customer wants it. Best Regards, Peter
    • Resolved

  • BQ25895: Difference between BQ25890 vs BQ25895?

    TI Thinks Resolved
    Part Number: BQ25895 Other Parts Discussed in Thread: BQ25890 , Hello TI, What is the difference BQ25890 & BQ25895, which one is the recommended for new design. Thanks, Rahul.

  • BQ25890: Pulse on INT pin not generated anymore

    Part Number: BQ25890 Hello team, I have a question regarding the INT pulse which should notify the system on the device operation. I noticed that in some cases this interrupt is not generated anymore. In my case when the USB is plugged (D+/D– based input…
    • Answered

  • BQ25890: What's the side effect when the watchdog timer is disabled?

    Resolved
    Part Number: BQ25890 Dear Sir, I would like to program VREG[5:0]=100011 to charge 4.4V battery. To prevent VREG[5:0] from resetting to the default value 010111, I would like to disable the watchdog timer by setting WATCHDOG[1:0]=0 Is there any side effect…
    • Resolved
    • Answered

  • BQ25890: VBUS voltage

    Resolved
    Part Number: BQ25890 I short D+ and D-. The IC detect it as USB DCP (3.25A). If I connect the VBUS = 12V, what will hapen? Can it still works?
    • Resolved
    • Answered

  • BQ25890: Charge terminate current

    Resolved
    Part Number: BQ25890 My setting of terminate current is by default. But I found the charge is still ongoing when input current is 0~30mA, and the status LED is blinking. But I don't see any fault by reading out REG0C. Why ?
    • Resolved

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