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Showing 19 results View by: Thread Post Sort by
  • BQ24020DRCR ISET1 resistor selection

    Naveen Kumar S
    Naveen Kumar S
    Other Parts Discussed in Thread: BQ24020 Hi All, I am using BQ24020 charger IC for charging 150mAh battery through USB. I am unsure about setting the resistor value for ISET1 pin. The datasheet says that the ISET1 resistor is used to set taper and…
    • over 12 years ago
    • Power management
    • Power management forum
  • Answered
  • TPS63020 PS/SYNC and VINA Connections

    Shlomi Yehezkia
    Shlomi Yehezkia
    Resolved
    Other Parts Discussed in Thread: BQ24020 , TPS63020 Hi, Q1: Can the PS/SYNC pin (power safe mode) be active for good? Q2: Should the VINA pin be also connected to VIN or is it internal connected? Q3: from page 12 from the PDF file it seems…
    • Resolved
    • over 14 years ago
    • Power management
    • Power management forum
  • Answered
  • RE: battery charging

    Jeff F
    Jeff F
    Resolved
    The bq24020 was designed to be powered from a source with low output impedance like USB port or wall adapter. A solar panel is a high impedance source and so can be collapsed if too much current is pulled from it. That said, pre-charge current is very…
    • over 12 years ago
    • Power management
    • Power management forum
  • STAT1 and STAT2 signals indicate that battery is fully charged even though battery charge in progress and charging with desired current

    Arun Soman
    Arun Soman
    Hi, Please help me to solve this problem, I am using BQ24020 charger IC to charge 120mAh Li-ion battery. I set the charge current to around 100mA. Attached is the circuit schematic. The problem I am facing is STAT1 and STAT2 signals indicate that…
    • over 13 years ago
    • Power management
    • Power management forum
  • RE: BQ2000: BQ2000 Charging from USB

    TANVI GUPTA
    TANVI GUPTA
    Dear Sir, I have hereby attached the document. Kindly provide your valuable feedback regarding this. Reference Document.pdf
    • over 8 years ago
    • Power management
    • Power management forum
  • Answered
  • Re: Battery Charging Regulator

    Tahar Allag
    Tahar Allag
    Resolved
    Hi John, Did you look at the bq246xx family? I attached battery chargers catalog also, you can find a lot of info on our website as well http://focus.ti.com/paramsearch/docs/parametricsearch.tsp?family=analog&familyId=394&uiTemplateId…
    • BQ Cat.pdf
    • over 13 years ago
    • Power management
    • Power management forum
  • Answered
  • Re: Battery Management chip

    Tahar Allag
    Tahar Allag
    Resolved
    Hi Xellcom, I was looking at bq24079. It is USB 1 Cell lithium Ion battery charger. I attached our battery chargers catalog for your own research for the best part for your system. Thanks! Tahar
    • slym069.pdf
    • over 14 years ago
    • Power management
    • Power management forum
  • Answered
  • Re: BQ24200DGN WITH 3.6v battery

    Tahar Allag
    Tahar Allag
    Resolved
    Hi Cleidson, Please take a look at the attached TI battery chargers catalog that we offer, I do not have enough info about your system to specify the needed charger. Thanks Tahar
    • Battery Charger Catalog.pdf
    • over 14 years ago
    • Power management
    • Power management forum
  • RE: EMI issue BQ500412

    alex ch70
    alex ch70
    Someone from TI is aware of it? Is someone from TI will be kind enough to answer this post?
    • over 8 years ago
    • Power management
    • Power management forum
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