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  • TIDA-010247: PACK+ pin for charge voltage detection

    Part Number: TIDA-010247 Other Parts Discussed in Thread: BQ76972 Tool/software: Hello TI team, I am designing a stackable 18S BMS based on TIDA-010247 reference design. I noticed that PACK pin is connected to the BAT_TOP, not to PACK+. 1. Correctly I…

  • TIDA-010247: Board Image

    TI Thinks Resolved
    Part Number: TIDA-010247 Other Parts Discussed in Thread: TIDA-010274 Tool/software: Hey guys, TIDA-010247 seems to have the images of TIDA-010274 can you pls look into this ? Thanks & Regards, Muki

  • TIDA-010247: Example source code for TIDA-010247 Battery pack reference design

    TI Thinks Resolved
    Part Number: TIDA-010247 Other Parts Discussed in Thread: BQ76942 , , BQ76972 Tool/software: Hi team, We are new to Texas Instruments. We want to develop a BMS solution based on BQ76942 AFE. For that, we got TIDA-010247 Battery pack reference solution…
    • Answered

  • TIDA-010247: Function of REG2 for cell balancing?

    Resolved
    Part Number: TIDA-010247 Other Parts Discussed in Thread: ISO1640 , Tool/software: Hello, Can you please explain in detail how REG2 is used for cell balancing? I have tagged another post asking the similar question above. ( Also here ). For the design I…
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    • Answered

  • TIDA-010247: Question about TIDA-010247 for 20s cell pack wire connections

    Resolved
    Part Number: TIDA-010247 Other Parts Discussed in Thread: BQ76942 Tool/software: Hi E2E, The diagram below is my 20-cell battery pack wiring diagram. Can I choose to connect only VC10B or UPGND to the board, and then connect VC10B and UPGND together…
    • Resolved

  • TIDA-010247: Top AFE turns off CHG FET under heavy discharge because of OTC threshold

    Part Number: TIDA-010247 Tool/software: With the stacked configuration, the top AFE doesn't know if the battery is being charged or discharged so the body diode protection doesn't work. If the OTC level is set lower than the OTD level, the top AFE can…
    • Answered

  • TIDA-010247: Purpose of R112 and R118

    Resolved
    Part Number: TIDA-010247 Other Parts Discussed in Thread: ISO1640 Hi, Looking at the TIDA-010247 reference design I am struggling to understand the purpose or R112 and R118 that are connected to the top and bottom REG2 outputs respectively. I found the…
    • Resolved
    • Answered

  • BQ76952: Questions about Multi-MOSFET drive circuit

    Resolved
    Part Number: BQ76952 Other Parts Discussed in Thread: BQ76972 , TIDA-010208 , TIDA-010247 Tool/software: To whom it may concern, I am designing the driving circuit for multi MOSFETs circuit for BQ76972. Right now, I am following the recommendation in SLUAA09A…
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    • Answered

  • BQ76952: TDIA-010247 Schematcis

    Resolved
    Part Number: BQ76952 Other Parts Discussed in Thread: BQ76972 , BQ76942 , TIDA-010247 , MSPM0G3519 , MSP430FR2155 , TMP61 Tool/software: Hello, I've loaded the design files from https://www.ti.com/lit/zip/tidmb62 int Altium designer and i see that schematic…
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    • Answered

  • BQ76952EVM: Chaining multiple EVMs

    Resolved
    Part Number: BQ76952EVM Other Parts Discussed in Thread: TIDA-010247 , Tool/software: Hello, we're in process of designing BMS pretty similar to TIDA-010247. Our BMS will have 2 BQ769272 ICs to handle up to 32 cells. We're in early stages of the design…
    • Resolved

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