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  • BQ24190: Part selection

    TI Thinks Resolved
    Part Number: BQ24190 Other Parts Discussed in Thread: BQ25601D , , BQ25611D Hi Team, A customer is looking to charge a single 3500ma cell in a sealed end product from either USB port or adapter. They only need to use a single connector (USB A to micro)…

  • BQ24190: BQ24190: Battery pack stops charging

    TI Thinks Resolved
    Part Number: BQ24190 Hello Ning, This is an extension to the previous discussion: e2e.ti.com/.../3555788 in the past 2 months we have seen a huge surge in battery packs failing to charge Could we catch-up for a discussion over zoom or phone to help us…

  • BQ24190: Inquiry about alternative availability (BQ24297)

    TI Thinks Resolved
    Part Number: BQ24190 Other Parts Discussed in Thread: BQ24297 , BQ24195 Hi, Support Team A customer is using the BQ24190. However, due to an issue on the current delivery date, we are reviewing a product that can be replaced immediately without changing…
    • Answered

  • [FAQ] BQ25601: [FAQ] Could TI provide the sample Linux driver for the BQ25890, BQ25890H, BQ25892, BQ25895, BQ25895M, BQ25896, BQ25898, BQ25898D, BQ24190, BQ24192, BQ24193, BQ24195, BQ24195L, BQ24196, BQ24295, BQ24296M, BQ24259?

    Resolved
    Part Number: BQ25890 Other Parts Discussed in Thread: BQ25898 , BQ25896 , BQ25895 , BQ25898D , BQ25892 , , , BQ25895M , BQ24195L , BQ24196 , BQ24195 , BQ24193 , BQ24192 , BQ24190 , BQ24296M , BQ24295 , BQ24259 Linux driver for the BQ25890, BQ25890H, BQ25892, BQ25895…
    • Resolved
    • Answered

  • [FAQ] BQ25890: Why does ICHG reduce when reaching the maximum duty cycle for the BQ25890, BQ25890H, BQ25892, BQ25895, BQ25895M, BQ25896, BQ25898, BQ25898D, BQ24190, BQ24192, BQ24195, BQ24195L, BQ24196, BQ24295, BQ24296, BQ24296M, BQ24259?

    Resolved
    Part Number: BQ25890 The charger is basically a step-down DC-DC (buck) converter. It requires the input voltage to be higher than the output voltage with some headroom for normal operations. The maximum duty cycle specification is one of the factors…
    • Resolved
    • Answered

  • BQ24190: Two BQ24190 charging the same battery

    Resolved
    Part Number: BQ24190 Other Parts Discussed in Thread: BQ25890 Hello, We have an application where two BQ24190 have to charge the same battery. The users connects a 5V supply either to the first or to the second. Schematic is attached. We did not connect…
    • Resolved
    • Answered

  • [FAQ] BQ25890: Why does ICHG reduce during input voltage DPM (Dynamic Power Management) or the input current DPM for the chargers BQ25890, BQ25890H, BQ25892, BQ25895, BQ25895M, BQ25896, BQ25898, BQ25898D, BQ24190, BQ24192, BQ24195, BQ24195L, BQ24196,...

    Resolved
    Part Number: BQ25890 When the input source is over-loaded, it is either from the current exceeding the IINDPM (Input Current Limit) or from the voltage dropping below VINDPM (Input Voltage Limit). For the current to cause the input source to be overloaded…
    • Resolved
    • Answered

  • [FAQ] BQ25890: Why does the LED connected to STAT pin flashes and the SYS voltage unstable when battery is not connected for BQ25890, BQ25890H, BQ25892, BQ25895, BQ25895M, BQ25896, BQ25898, BQ25898D, BQ25898C, BQ24190, BQ24192, BQ24192I, BQ24193, BQ24195...

    Resolved
    Part Number: BQ25890 Other Parts Discussed in Thread: BQ24190 , BQ25898 , BQ24296 , BQ24192I , BQ25895 , BQ25896 , BQ24193 , BQ24192 , BQ24292I , , BQ24295 , BQ24298 , BQ25898C , BQ25898D , , BQ24259 , BQ25895M , BQ25892 , BQ24296M , BQ24195 , BQ24196 , BQ24297 , BQ2419…
    • Resolved
    • Answered

  • [FAQ] BQ25890: [FAQ] Why does the PMID pin voltage dip during VBUS removal, transient to the OTG (on-the go-boost) mode for the BQ25890, BQ25890H, BQ25892, BQ25895, BQ25895M, BQ25896, BQ25898, BQ25898D, BQ24190, BQ24192, BQ24195, BQ24195L, BQ24196, B...

    Resolved
    Part Number: BQ25890 Due to the OTG boost mode’s startup delay, PMID voltage may dip for a short period after VBUS is removed. Check the charger’s corresponding datasheet for the specific timing of the device being used. In general, it is in the range…
    • Resolved
    • Answered

  • [FAQ] BQ25890: Why VSYS does not start up normally when there is a loading on the SYS and the battery is not present for BQ25890, BQ25890H, BQ25892, BQ25895, BQ25895M, BQ25896, BQ25898, BQ25898D, BQ25898C, BQ24190, BQ24192, BQ24192I, BQ24195, BQ24292I...

    Resolved
    Part Number: BQ25890 Other Parts Discussed in Thread: BQ24190 , BQ25898 , BQ24296 , BQ24192I , BQ25895 , BQ25896 , BQ24193 , BQ24192 , BQ24292I , , BQ24295 , BQ24298 , BQ25898C , BQ25898D , , BQ24259 , BQ25895M , BQ25892 , BQ24296M , BQ24195 , BQ24196 , BQ24297 , BQ2419…
    • Resolved

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