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  • BQ29200: Reverse Polarity Protection

    Resolved
    Part Number: BQ29200 I'm in the process of implementing cell balancing functionality for a 2S1P 18650 Li-Ion battery pack and looking to use the BQ29200 in tandem with a charger that provides OV, UV, Thermal, etc... protections. The BQ29200 expects…
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    • Answered

  • BQ29200: BQ29200

    Resolved
    Part Number: BQ29200 Other Parts Discussed in Thread: BQ77915 , Hi, Is it possbile to use 2xBQ29200 to balance 3 cell in series?? In such a case on of them would not be referenced to ground but to the voltage of one the cells.
    • Resolved

  • BQ29200: Applicability when using two 1CELL battery packs connected in series

    TI Thinks Resolved
    Part Number: BQ29200 Other Parts Discussed in Thread: BQ29209 , Hi, When making a Portable Audio product, I intend to use two 1cell batteries connected in series. Is there any problem using the BQ29200 or BQ29209 as the balance IC of the two batteries? …

  • BQ29200: VDD over voltage protection for 29200

    TI Thinks Resolved
    Part Number: BQ29200 Hello, we are experiencing a lot of 'swollen' batteries from the field lately due to field personnel using the wrong adapter supplying VDD. When this occurs, the 29200 allows VDD across one battery (2 18650 in series) which obviously…
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  • BQ29200: Fuse portion of the circuit is confusing

    Resolved
    Part Number: BQ29200 Other Parts Discussed in Thread: BQ2980 , BQ2970 Hi Everyone, I'm looking at using the chip for cell balancing and second level protection. I'm slightly confused about what is being denoted by the fuse and FET circuit connected to…
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  • BQ29200: How to use BQ29200 ?

    TI Thinks Resolved
    Part Number: BQ29200 Other Parts Discussed in Thread: BQ2000 Hello Expert, May I have some questions regarding to your BQ2920x balance charging protection IC ? Here's the detail of my product. - 2S2P 18650 lithium battery pack is used. - Capacity of each…

  • BQ29200: BQ29200 cell not working.

    TI Thinks Resolved
    Part Number: BQ29200 Other Parts Discussed in Thread: BQ76200 Hello, I am trying to make 2s Li-Ion Battery charger with cell Balancing. I am using charger IC BQ2057wsn and for cell balancing BQ29200. 3731.SCHEMATIC1 _ PAGE1.pdf Charger is working fine…
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  • BQ29200: BQ29200 - Cin incorrectly connected to wrong pin.

    Resolved
    Part Number: BQ29200 Hello, we used the BQ29200 in a 'quick fix' product that allows us to move away from prismatic to AAA cell's. Looking at the schematic that was done, I noticed an error. Our schematic has a Cin connected between pins 1 and 2 which…
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    • Answered

  • BQ29200: BQ29200 balancer question

    Resolved
    Part Number: BQ29200 Other Parts Discussed in Thread: BQ24103 Hello, we're looking at using the BQ29200 for a new project here a work. Also, The batteries we are planning on using are 3.7V Li-Ion 800 mAh batteries. The datasheet in Section 8.3.6 mentions…
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  • RE: BQ29200: bq29200

    Hi Mario, What protections you need depends on your system requirements from your industry or system architecture. Many systems will use FETs to cut off the charge or discharge when the battery is operated outside the parameters set by the battery system…

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