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Showing 194 results View by: Thread Post Sort by
    Answered
  • BQ25898: How to always set REG0D Bit [7] FORCE_ VINDPM to 1

    Yuta Nishie
    Yuta Nishie
    Resolved
    Part Number: BQ25898 Hi, Each time the USB is inserted/removed, the REG0D Bit [7] FORCE_VINDPM is "0" of default. 1) I always want to use FORCE_VINDPM="1," but could you tell me the appropriate time to set the REG0D Bit [7] FORCE_VINDPM? 2) Also…
    • Resolved
    • over 2 years ago
    • Power management
    • Power management forum
  • Answered
  • BQ25898: Case where REG0D register returns to default after USB connection

    Yuta Nishie
    Yuta Nishie
    Resolved
    Part Number: BQ25898 Hi, The following questions assume that USB is always connected after USB was connected and IC started charging. 1. If VBUS_STAT changes 010→000→010 after charging starts, will the REG0D register return to the Default value? Is…
    • Resolved
    • over 2 years ago
    • Power management
    • Power management forum
  • Answered
  • BQ25898: input current accuracy at input current limit:2.5A

    Kailun Liu
    Kailun Liu
    Resolved
    Part Number: BQ25898 Hi team, Would you please help to check what’s input current accuracy if we set input current limit:2.5A, thanks
    • Resolved
    • over 2 years ago
    • Power management
    • Power management forum
  • Answered
  • BQ25898: do not enter shipping mode but Closed Q4 fet

    Kailun Liu
    Kailun Liu
    Resolved
    Part Number: BQ25898 Hi team, If the charger didn't enter shipping mode, could I closed Q4 FET?
    • Resolved
    • over 2 years ago
    • Power management
    • Power management forum
  • Answered
  • BQ25898: About CHRG_STAT register

    Tsukui Yusuke
    Tsukui Yusuke
    Resolved
    Part Number: BQ25898 Hi, Let me ask you about CHRG_STAT register transition in no battery condition? If charging is performed while the battery is not connected, How does the REG0B CHRG_STAT register transition? Is it correct to understand that CHRG_STAT…
    • Resolved
    • over 3 years ago
    • Power management
    • Power management forum
  • Answered
  • BQ25898: How many seconds does BQ25898 needs for STAT=low after VBUS=5V input?

    Koki Tsushima
    Koki Tsushima
    Resolved
    Part Number: BQ25898 Dear Experts, This is Koki Tsushima. My customer wants to know how many seconds does BQ25898 needs for STAT=low after VBUS=5V input. Could you tell me that time? Best Regards, Koki Tsushima
    • Resolved
    • over 3 years ago
    • Power management
    • Power management forum
  • Answered
  • BQ25898: About the overshoot current at the start of fast charging

    Tsukui Yusuke
    Tsukui Yusuke
    Resolved
    Part Number: BQ25898 Hi. Let's talk about the overshoot at the start of fast charging. I got a test waveform from a customer. Could you send it by private message? I have two questions related to waveforms. 1. Overshoot occurs when the current value rises…
    • Resolved
    • over 2 years ago
    • Power management
    • Power management forum
  • BQ25898: About REG0C bit6:BOOST_FAULT

    Tsukui Yusuke
    Tsukui Yusuke
    TI Thinks Resolved
    Part Number: BQ25898 Hi, Could you tell me about "REG0C bit6:BOOST_FAULT"? When the exiting boost mode setting register (REG03 bit0) is “1”, BOOST_FAULT in the REG0C bit6 register becomes ”1” when the battery voltage reaches around 2.6V. Customer wants…
    • over 3 years ago
    • Power management
    • Power management forum
  • Answered
  • BQ25898: Current drop and different terminal current in different IR compensation

    Kailun Liu
    Kailun Liu
    Resolved
    Part Number: BQ25898 Hi team, Our customer they are using BQ25898 in there mp product. But the met some problem. Could you please help to analyze why the current will drop suddenly when approaching the end of charging and why the terminal current is…
    • Resolved
    • over 2 years ago
    • Power management
    • Power management forum
  • BQ25898: BQ25898 INT

    user5781628
    user5781628
    TI Thinks Resolved
    Part Number: BQ25898 Hi TI team, Based on the description of INT in BQ25898 datasheet, when an INT was sent out, 1.Before host read it, the Fault state will maintain even if the fault disappear. 2.There will no other INT pulse sent out even if a new…
    • over 5 years ago
    • Power management
    • Power management forum
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