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Showing 664 results View by: Thread Post Sort by
  • BQ77915: BQ77915 stacked configuration cell connection failure

    Micah Griffith
    Micah Griffith
    Part Number: BQ77915 Hi team! I have designed a BMS using the BQ7791500 in a stacked configuration for 6s cells. The issue I am having is when connecting the battery cells starting with BT1- and moving up the ladder, when I get to BT3+ the bleed resistor…
    • 2 days ago
    • Power management
    • Power management forum
  • BQ77915: BQ77915 Cannot Restart Charging After Undervoltage Cutoff - Need Wake-up Solution

    MELİH YARIKKAYA
    MELİH YARIKKAYA
    Part Number: BQ77915 Hi TI Support Team, I'm experiencing a critical issue with my battery management system design and need your guidance. System Configuration: Topology: Solar Panel → BQ2460 (Charger IC) → BQ77915 (BMS IC) → 3S Li-ion Battery…
    • 1 month ago
    • Power management
    • Power management forum
  • BQ77915: Need feedback on my BMS schematic (BQ77915-based design)

    Satya
    Satya
    Part Number: BQ77915 Tool/software: I’ve designed a 4S LiFePO4 BMS around the TI BQ77915. I want to use it with my 100Ah battery. Looking for feedback on component choices, balancing circuit, and protection FET connections before moving to PCB. Any suggestions…
    • 4 months ago
    • Power management
    • Power management forum
  • BQ77915: BQ77915 - NEW HW BMS DEVELOPMENT FROM SCRATCH

    Ajay R
    Ajay R
    Part Number: BQ77915 Tool/software: Hi, I want to develope hardware based bms. Basic feature Model: 4S 12V 60A Charge Current: 30A Discharge Current: 60A Battery Type: Lithium-Ion Battery Input Voltage (V): 12V Number of cells in series…
    • 6 months ago
    • Power management
    • Power management forum
  • BQ77915: Doubts regarding BQ77915

    Goutam Ghosh
    Goutam Ghosh
    TI Thinks Resolved
    Part Number: BQ77915 Tool/software: Hi, I need a battery OV protection IC for standalone MOSFET based charge cut-off at 4.3V. No discharge protection as well as no cell balancing required. I have already used BQ7790518 for an application of OV cut…
    • 9 months ago
    • Power management
    • Power management forum
  • BQ77915: BQ77915 CHG MOSFET Protection Confusion

    Yasir Ziya Gültak
    Yasir Ziya Gültak
    Part Number: BQ77915 Tool/software: Hello everyone, I’m new to working with Battery Management Systems and currently focusing on the BQ77915 IC for my initial projects. Apologies in advance for the beginner-level question. As far as I understand…
    • 9 months ago
    • Power management
    • Power management forum
  • BQ77915: Advice needed on CHG/DSG gate protection components for BQ77915-based 4S LFP BMS (schematic attached)

    Satya
    Satya
    Part Number: BQ77915 Tool/software: Hello TI team, I’m designing a 4-cell LiFePO₄ battery protection board around the BQ7791514 for my application (100Amp inverter), And I’d appreciate your guidance on the external components used around the CHG / DSG…
    • 4 months ago
    • Power management
    • Power management forum
  • BQ77915: BQ7791513 Analog Comparator sampling rate

    anushka khanna
    anushka khanna
    Part Number: BQ77915 Hi, can someone help in letting me know the sampling rate of "Compare 1" of the BQ7791513 IC? I am using it to sense battery voltage while charging application and the charger being used is very noisy and gives voltage spikes at very…
    • 19 days ago
    • Power management
    • Power management forum
  • Answered
  • BQ77915: BQ77915 Grounding Question: Should B- Be Isolated from System Ground?

    Yasir Ziya Gültak
    Yasir Ziya Gültak
    Resolved
    Part Number: BQ77915 Tool/software: Hello, I’m new to working with Battery Management Systems and currently focusing on the BQ77915 IC for my initial projects. According to the "Typical Application" section in the datasheet, I understand that all ground…
    • Resolved
    • 9 months ago
    • Power management
    • Power management forum
  • BQ77915: Battery protect board design

    GARETH OU
    GARETH OU
    Part Number: BQ77915 Other Parts Discussed in Thread: BQ76930 , BQ76940 Hi Three boards for battery protection: Board A: 6 series, Continue 30A, Peak 50A (2~3sec/10sec) Board B: Support 14 series / 12 series (Co-layout), I. Continue 100A, Peak…
    • 23 days ago
    • Power management
    • Power management forum
>

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