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Showing 224 results View by: Thread Post Sort by
    Answered
  • BQ25896: 1-Series lithium battery charging IC

    ? ??
    ? ??
    Resolved
    Part Number: BQ25896 Other Parts Discussed in Thread: BQ25302 , BQ25306 , BQSTUDIO Tool/software: Dear Engineer: I need a type of IC for lithium battery charging that is highly cost-effective. Practical application: 1. Battery charging voltage: 4…
    • Resolved
    • 5 months ago
    • Power management
    • Power management forum
  • BQ25896: Weird behavior of NTC fault, INT and STAT pins?

    Clément Devatine
    Clément Devatine
    TI Thinks Resolved
    Part Number: BQ25896 Tool/software: Hi, We are developing a product using the BQ25896, and we have observed some strange behavior related to the NTC fault: we frequently read the fault register, and after some time, the NTC status oscillates between…
    • 10 months ago
    • Power management
    • Power management forum
  • BQ25896: Designed PCB causes thermal shutdown at 2A (but not at 1.5A) where EVM kit works fine.

    Mike vanMeeteren
    Mike vanMeeteren
    TI Thinks Resolved
    Part Number: BQ25896 Tool/software: I am trying to use the BQ25896 chip to charge a 4000 mAH 3.85V 4.4V max battery at 0.5C requiring 2A. We are sourcing 12V at VBUS. I have the EVM kit configured for this, and it works fine. The BQ25896 gets warm but…
    • 9 months ago
    • Power management
    • Power management forum
  • BQ25896: BQ25896 Boost mode

    CHIN NAN
    CHIN NAN
    TI Thinks Resolved
    Part Number: BQ25896 Other Parts Discussed in Thread: BQ25895 Hi, In my circuit 12V is the Vin that is used step down to 5V and then 3.3V for powering the microcontroller and other peripherals. Also 12V is used to charge the battery. Whenever the…
    • over 2 years ago
    • Power management
    • Power management forum
  • BQ25896: Does BQ25896 support to hot plugin of battery pack?

    Shinji Yokoi
    Shinji Yokoi
    TI Thinks Resolved
    Part Number: BQ25896 Dear Ti support team. I made a battery charger system by BQ25896. Does BQ25896 support to hot plugin of battery pack when dc power is suppleid ? The battery pack is having +,TH,-.And single cell. Battery connector doesn't…
    • over 2 years ago
    • Power management
    • Power management forum
  • BQ25896: Why did ti remove blog posts containing information?

    Electronx Electronx
    Electronx Electronx
    TI Thinks Resolved
    Part Number: BQ25896 Tool/software: https://web.archive.org/web/20240224101831/https://e2e.ti.com/blogs_/archives/b/fullycharged/posts/understanding-battery-charger-features-and-charging-topologies Here is a wonderful blog containing battery charging…
    • over 1 year ago
    • Power management
    • Power management forum
  • BQ25896: Charging current is too small

    Pavel Shumkov
    Pavel Shumkov
    TI Thinks Resolved
    Part Number: BQ25896 Hello I'm using bq25896 in a device I'm developing, and I have trouble figuring out why I get too little charging current. ICHG register reports 450mA when the battery is almost empty, then it gradually goes down to 100mA when…
    • over 1 year ago
    • Power management
    • Power management forum
  • Answered
  • BQ25896: Problem using BATFET_DIS to enter Shipping mode

    Patrick Dight
    Patrick Dight
    Resolved
    Part Number: BQ25896 Setting BATFET_DIS to shut down power to an ESP32-S3 appears to restart the microcontroller rather than turning it off. The same problem occurs if a delayed shipping mode (setting BATFET_DLY and BATFET_DIS ) is initiated so it's…
    • Resolved
    • over 1 year ago
    • Power management
    • Power management forum
  • BQ25896: BQ25896RTWR destroyed (on 2 boards) !!

    William Conley
    William Conley
    TI Thinks Resolved
    Part Number: BQ25896 Trying to track down a problem involving 2 BQ25896RTWRs on two separate boards (out of 50-100 produced). Both ICs have literally smoked, as shown in picture. Prior to smoking, a "clicking" noise was heard coming from battery…
    • over 1 year ago
    • Power management
    • Power management forum
  • Answered
  • BQ25896: BATFET turn on delay time when battery only

    Terry Hu
    Terry Hu
    Resolved
    Part Number: BQ25896 Other Parts Discussed in Thread: BQ25892 , Hi Team, I tested BQ25896EVM. When battery only, BATFET turn on delay time is around 100ms.(CH1:BAT, CH2:SYS) Is there a spec for the delay time? I checked DS, no related information…
    • Resolved
    • over 2 years ago
    • Power management
    • Power management forum
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