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  • BQ24115: BQ24115

    Part Number: BQ24115 Hello Technical Team, We are Developing System Controlled Ni-MH battery charger using bq24115 for 5 series cells (7.2V Max.) 0.4A as well as 0.6A charging current and 50mA trickle charge, But circuit is not charging…

  • BQ24115: Can I connect a 3V3 supply to the VTSB pin?

    TI Thinks Resolved
    Part Number: BQ24115 I am looking to use the BQ24115 battery charger IC to charge a custom 5 Cell NIMH battery pack. I have a microcontroller on board and was going to use this to handle the full charge detection using dT/dt. I therefore want to share the…
    • Answered

  • BQ24115: Schematic Review with BQ76925

    Resolved
    Part Number: BQ24115 Other Parts Discussed in Thread: BQ76925 , , LM25118 , TPS542951 , SN74LVC16T245 , MSP430G2553 Hello, I've been working with the BQ24115 and BQ76925 to manage the charging of a few 21700s (3S2P), I was hoping for a validation of the setup…
    • Resolved
    • Answered

  • BQ24115: Capacitor selection

    Resolved
    Part Number: BQ24115 Hello experts, I have question for Cout selection. From datasheet P27, f0 is approximately16kHz (8kHz to 32kHz). If we can set f0 in this range including inductor's tolerance and capacitor's DC bias characteristics, can we use less…
    • Resolved
    • Answered

  • BQ24115: Typical circuit example and operating flow chart

    Resolved
    Part Number: BQ24115 Other Parts Discussed in Thread: BQ24105-Q1 , BQ24105 Hello experts, Do you have typical circuit example and operating flow chart which include threshold voltage value except datasheet? My customer plan to use BQ24115 for NiMH battery…
    • Resolved

  • BQ24115: How to determine charge done for bq24115?

    TI Thinks Resolved
    Part Number: BQ24115 Other Parts Discussed in Thread: BQ24105 I bought bq24115 evm and modified it for LiFePO4 batteries and USB, and then I just realised the STAT2 pin is not available for bq24115. What is the intended way to find out if the charge is…
    • Answered

  • BQ24115: How to design a 3s lipo balance charger

    Resolved
    Part Number: BQ24115 Other Parts Discussed in Thread: BQ24172 , BQ24170 , BQ40Z50-R2 , BQ4050 Hello, I've been searching the web for a 3S lipo balance charger and I cannot seem to find any good designs. This chip claims it can charge 3 cell lipos, but I see…
    • Resolved

  • BQ24115: Using BQ24115 with 4 x NiMH cells

    Part Number: BQ24115 Other Parts Discussed in Thread: BQ24702 , LM317 Fellow engineers, I would first append to the following thread: https://e2e.ti.com/support/power_management/battery_management/f/179/t/518127 but things get probably more organized…

  • BQ24113: bq24113, bq24115 / Application example for NiMH battery

    Part Number: BQ24113 Other Parts Discussed in Thread: BQ24115 , BQ2000 Hi, As description in top page of DS, bq24113 and bq24115 may be used for NiMH battery but it need to detect full charge by PVD or dv/dt. Does bq24113/5 operate as constant current…

  • [FAQ] BQ24105: Why does the battery charger's output voltage and current show several pulses before charge termination?

    Part Number: BQ24105 Other Parts Discussed in Thread: BQ24115 , BQ24171 , , BQ24125 , BQ24172 A block diagram of the BQ24171, BQ24172, BQ24105, BQ24115, BQ24125 connection to the battery is shown below: The charge current flowing across the resistances…

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