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  • BQ77915: BQ77915 High-side charge implementation

    TI Thinks Resolved
    Part Number: BQ77915 Tool/software: Hi, Could you please verify my schematic of bq77915 3cell/4cell battery monitor with high-side charge implementation. bq77915-high-side.pdf
    • Answered

  • BQ77915: BQ24105 + BQ77915 issue

    Resolved
    Part Number: BQ77915 Other Parts Discussed in Thread: BQ24105 Tool/software: Hi, I’m having a problem with the BQ77915 and the BQ24105 charger. When the batteries are fully discharged, the system won’t start charging again. The output of the BQ24105…
    • Resolved

  • BQ77915: PRES pulldown resistoance

    Part Number: BQ77915 What is the internal pulldown resistance value for the PRES pin? I need to select pullup resistor value to ensure proper wake/hibernate levels. Please also suggest resistor value to be used to properly wake up. See the attached…

  • BQ77915: How Does Cell Balancing Work with External FETs?

    Part Number: BQ77915 This is my first submission to E2E under the new regime where a posting begins with a submission to the Customer Support Platform. My apologies if I have executed this request incorrectly. Regarding battery management device BQ7791x…

  • BQ77915: IC Failed during Battery Cycle Test in Production

    Part Number: BQ77915 Dear TI Expert, Attached documents as follow 1. Circuit Schematic (Please Refer to attached document). 2. IC Part No: BQ7791506 3. BMS Configuration: 12S-30Amp (4cell each IC) We are using in 3 ICs (BQ7791506) in Stackable…

  • BQ77915: BQ7791501PWR

    Part Number: BQ77915 Tool/software: Hi 1.We have found that for this product, there are two different types of marking codes on the physical object. Could you please confirm the reason Are there any relevant documents? 2.Could you help us reconfirm…

  • BQ77915: Technical Issues with BQ77915

    Part Number: BQ77915 Other Parts Discussed in Thread: BQ77307 Tool/software: Hi ti team， Can the BQ77915 be placed at the system end?

  • BQ77915: BQ7791514

    Part Number: BQ77915 Tool/software: Hello, We have designed a 12V, 100A BMS, but we are observing that during discharging, the charge and discharge pulses are reaching 8–9V, which is causing MOSFET heating issues. Are there any other methods to…

  • BQ77915: BQ7791501PWR Marking

    Part Number: BQ77915 Tool/software: Hi The markings on the two devices exhibit differences in font style and color. Could you kindly confirm whether this variation is considered normal? thanks

  • BQ77915: Why is VTB turned off

    TI Thinks Resolved
    Part Number: BQ77915 I am bringing up my BQ77915 system for the first time and it is coming up faulted. Cell voltages are checked OK but thermistor bias measures zero. Datasheet block diagram 9.2 shows that VTB can be turned off by internal logic but…

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