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  • RE: BQ76940EVM: What are the conditions required to enable cell balancing on the BQ76940EVM

    Hey Patrick, The BQ78350 needs to measure the charging current to enable cell balancing. Can you make sure that all the conditions are met for balancing and then click "start log" in BQStudio. The log file contains a lot of information that will help…

  • BQ76940EVM: Bq76940 and bq78350

    TI Thinks Resolved
    Part Number: BQ76940EVM Hi, I would like to know how to test the charging algorithm as given in SLUUBD3E (BQ78350-R1Technical Reference) chapter-5, pg-47, for battery pack of 15S Lithium phosphate pack is connected to BQ76940EVM. With regards

  • BQ76940EVM: SQ2310ES-T1_GE3

    TI Thinks Resolved
    Part Number: BQ76940EVM Other Parts Discussed in Thread: BQ76940 Hi, For BMS design how to calculate cell balancing parameters like resistance , current of MOSFET (SQ2310ES-T1_GE3) in BQ76840 AFE. I want know to calculation part.
    • Answered

  • BQ76940EVM: BQ76940

    Resolved
    Part Number: BQ76940EVM Other Parts Discussed in Thread: BQ76940 , , BQSTUDIO , GPCCHEM Hi, I had purchase bq76940EVM. To run this i have download battery management studio and bq76940 software. I have one doubt related with bq studio that in chemistry view…
    • Resolved

  • BQ76940EVM: with STM32 micro-controller

    TI Thinks Resolved
    Part Number: BQ76940EVM Other Parts Discussed in Thread: BQ76940 For BMS design can I use BQ76940 with directly STM32 micro-controller, without using any companion IC. If yes Then please suggest related document. Thanks in advance

  • BQ76940EVM: BQ76940 and bq78350

    TI Thinks Resolved
    Part Number: BQ76940EVM Other Parts Discussed in Thread: BQ76940 , BQ78350 Hi, I would like to know is their any circuit diagram of the internal structure of bq76940 and bq78350 R1 to simulate it. Is their Pspice model of bq76940 and bq78350 R1 which is…

  • BQ76940EVM: MSP430FR2355

    Part Number: BQ76940EVM Other Parts Discussed in Thread: BQ76940 , MSP-TS430PT48 , , EV2400 We are working on the msp-ts430PT48 communicate with BQ76940 EVM through external I2c. 1> BQ76940EVM is working with EV2400 on GUI We can send and receive I2c…

  • BQ76940EVM: BQ76940EVM Cell Balancing

    Part Number: BQ76940EVM Other Parts Discussed in Thread: BQ76940 We observed adjacent cells are switched on (for short duration) during cell balancing test. We have to add a N-mosfet in between in order to get the cell balancing to work with our existing…
    • Answered

  • BQ76940EVM: Adjusting ADC Offset and Gain

    Resolved
    Part Number: BQ76940EVM Other Parts Discussed in Thread: BQ76940 Hello, Our team is using the BQ76940 with EVM to balance and monitor cell voltages on a 15S battery pack. We would like to tune ADCGAIN1 and ADCGAIN2 to adjust for this, however the I2C registers…
    • Resolved
    • Answered

  • BQ76940EVM Cell Balancing

    Resolved
    Part Number: BQ76940EVM Other Parts Discussed in Thread: BQ76940 I have noticed that the cell balancing signal to the PFET is fluctuating during cell balancing testing. May I know is this normal? Is there any way to let the cell balancing signal stay ON…
    • Resolved

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