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Showing 372 results View by: Thread Post Sort by
  • BQ25790: Confirm Configuration of BQ25790

    Charl Naude
    Charl Naude
    TI Thinks Resolved
    Part Number: BQ25790 Hi I would like to confirm the configuration for our BQ25790 IC. We have an unusual 3S battery pack and needed to set a custom charging voltage and VSysmin voltage. The WDT was disabled (bits 2 to 0 of REG10 set to 0) VSysmin…
    • 1 month ago
    • Power management
    • Power management forum
  • Answered
  • BQ25790: Optimizing the capacitor values in BQ25790 designs

    Bryan Han
    Bryan Han
    Resolved
    Part Number: BQ25790 Dear team, In BQ25790EVM Evaluation Module design, there are about 5*10uF capacitors in PMID and 6*10uF capacitors in SYS, the numbers of capacitor is excessive for product design. If the BQ25790 is used for 2S charging solution…
    • Resolved
    • 3 months ago
    • Power management
    • Power management forum
  • Answered
  • BQ25790: Operation without battery

    Yusuke Maeda
    Yusuke Maeda
    Resolved
    Part Number: BQ25790 When I operate the BQ25790 without a battery, a spike occurs in the system voltage. In my environment, this occurs about every 1.5 seconds. Is it possible for this to occur more frequently than 1.5 seconds? Is there any way to prevent…
    • Resolved
    • 4 months ago
    • Power management
    • Power management forum
  • BQ25790: mechanical stress deformation

    Ryker She
    Ryker She
    TI Thinks Resolved
    Part Number: BQ25790 Hi expert, What is the maximum amount of mechanical stress deformation for the BQ25790? The industry standard is 500ue. Thanks, Best Regards, Ryker
    • 4 months ago
    • Power management
    • Power management forum
  • BQ25790: VAC OVP default value

    Yishan Chen
    Yishan Chen
    TI Thinks Resolved
    Part Number: BQ25790 Tool/software: Hi Jeff, Is their any way to adjust Vac OVP default value without I2C communication or not turn off the ACDRV when Vac ovp? Customer have a 8V input voltage and all the MCU are powered by the system. In that case…
    • 5 months ago
    • Power management
    • Power management forum
  • TPS25751: Use with BQ25790 OTG

    Hideki Hayashi1
    Hideki Hayashi1
    TI Thinks Resolved
    Part Number: TPS25751 Other Parts Discussed in Thread: BQ25790 , Tool/software: Hi team, Customer wants to use TPS25751 with BQ25790 for next gen, and they are considering to use OTG function of BQ25790. Customer has been use TPS25751+BQ25790 as below…
    • 5 months ago
    • Power management
    • Power management forum
  • BQ25790: ADC enable fail

    Yishan Chen
    Yishan Chen
    TI Thinks Resolved
    Part Number: BQ25790 Tool/software: Hi Jeff, We encounter a issue that we can't enable ADC, below is the description. When customer remove battery and use adaptor to power the charger. They will restart the initialization. When the adaptor is plug…
    • 7 months ago
    • Power management
    • Power management forum
  • BQ25790: BQ25790 doesn't detect full-charged when VCHG < VBATT

    Hideki Hayashi1
    Hideki Hayashi1
    TI Thinks Resolved
    Part Number: BQ25790 Tool/software: HI team, Under specific situation, BQ25790 doesn't work as expected. With full-capacity battery equipped with BQ25790, and plug a USB cable into the system, BQ25790 doesn't detect full-charged. Example full…
    • over 1 year ago
    • Power management
    • Power management forum
  • BQ25790: Dual BQ25790 design and general questions

    Charles (KAT) Zhang
    Charles (KAT) Zhang
    TI Thinks Resolved
    Part Number: BQ25790 Tool/software: Dear team, Lenovo tablet team is evaluating BQ25790 but have following concerns which I didn't find the D/S. 1. Does BQ25790 support dual charger design? One as primary and one as secondary to support higher input…
    • over 1 year ago
    • Power management
    • Power management forum
  • BQ25790: BQ25790 OTG function

    Haiyang Zhao
    Haiyang Zhao
    TI Thinks Resolved
    Part Number: BQ25790 Tool/software: I would like to know how to enable the OTG function without a OTG device insert? And if it can, what happens when a charger attach to Vin and the OTG is turn on at this time?
    • over 1 year ago
    • Power management
    • Power management forum
>

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