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  • BQ40Z50-R2: Calibration on the TI production line

    TI Thinks Resolved
    Part Number: BQ40Z50-R2 Other Parts Discussed in Thread: BQ40Z50 , BQPRODUCTION , BQSTUDIO I noticed there are current/Voltage/Temperature ADC measurement in BQ40Z50. On TI production line, will these ADC be calibrated?

  • BQ40Z50-R2: BQ40Z50-R3 System Design of Back EMF

    TI Thinks Resolved
    Part Number: BQ40Z50-R2 Other Parts Discussed in Thread: BQ40Z50 Hi The customer design with BQ40Z50, 4S1P battery pack, fully charged 17.6V. They use the 4-axis motor with blades to output the maximum speed and then quickly reduce the speed, the system…

  • BQ40Z50-R2: BQ40Z50-R2 help review the schematic

    TI Thinks Resolved
    Part Number: BQ40Z50-R2 Other Parts Discussed in Thread: BQ40Z50 Hi The customer want to design the BQ40Z50-R2, the schematic as below: Please help check it: Waiting for your reply. Thanks Star

  • BQ40Z50-R2: IMP and CB PF questions

    TI Thinks Resolved
    Part Number: BQ40Z50-R2 Hello Sir: We have a few questions as below please kindly provides your recommendations for us. a. IMP PF function, please refer NO1_T00013920080000233.gg file. 1067.NO1_T00013920080000233.gg.csv 1. Can we use the updated range…

  • BQ40Z50-R2: The understanding of at rest

    TI Thinks Resolved
    Part Number: BQ40Z50-R2 1. How should I understand the rest? It means in relax state or in sleep state? 2. I noticed there are "Cell balancing in sleep" and "Enter RELAX Mode Cell Balancing". I am confused about these two situations…
    • Answered

  • BQ40Z50-R2: RS103 (MIL-STD-461) test

    Resolved
    Part Number: BQ40Z50-R2 Other Parts Discussed in Thread: BQSTUDIO Hello Ti experts, We appriciate your help. We are using BQ40Z50-R2 and testing RS103 (MIL-STD-461). During the RS103 test, there is a power failure in the 1.7GHz to 1.8GHz: - Output voltage…
    • Resolved

  • BQ40Z50-R2: The BQ40Z50-R2 chip cannot be activated after standing in shutdown mode for two months.

    TI Thinks Resolved
    Part Number: BQ40Z50-R2 Under what circumstances will the BQ40Z50-R2 chip crash? Without output, it cannot be connected to the communication. It is necessary to power off each battery and then power on i again. Why does this happen? How to avoid it? Please…

  • BQ40Z50-R2: CHG circuit, enhanced charging and PTC

    TI Thinks Resolved
    Part Number: BQ40Z50-R2 Other Parts Discussed in Thread: BQ40Z50 Hi team! Our customer have some questions when they read the datasheet and TRM of BQ40Z50 before designing. 1. CHG circuit Firstly, the FET in PCHG circuit is PMOS while in CHG/DSG circuit…
    • Answered

  • BQ40Z50-R2: Learning Cycle Failing as per SLUA903 Instructions

    Resolved
    Part Number: BQ40Z50-R2 Other Parts Discussed in Thread: BQSTUDIO , GPCCHEM , BQ40Z50 , EV2400 , BQ40Z50EVM-561 Hi Everyone, I am a non technical consumer of Li-Ion battery pack product which comes with BQ40Z50-R2 gauge in its BMS. My Pack existing Configuration…
    • Resolved

  • BQ40Z50-R2: IMP Failure analysis

    TI Thinks Resolved
    Part Number: BQ40Z50-R2 Hi Sir, There was a failure analysis from the field side about IMP PF. After the measurement Battery cell is normal. Please kindly help to support the below question. 1. Was reasonable for the current setting…

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