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  • BQ40Z50:Phenomenon of not being able to pre-charge when using the battery side (BQ40Z50) and the charger side (BQ25601)

    Part Number: BQ40Z50 Other Parts Discussed in Thread: BQ25601 Tool/software: When the CELL voltage on the battery side (BQ40Z50) was as low as 2V and the BQ40Z50 was in a shutdown state, I tried to connect to the charger side (BQ25601) to start charging…

  • BQ40Z50: BQ40Z50-R2 – SMBus Communication Failure and No Output Voltage on PACK+, CHG, and DSG Pins

    TI Thinks Resolved
    Part Number: BQ40Z50 Other Parts Discussed in Thread: BQSTUDIO , Tool/software: We are currently developing a Battery Management System (BMS) using the BQ40Z50-R2 IC, with SMBus communication for interfacing with BQStudio. The battery pack configuration…

  • BQ40Z50-R2:BQ40Z50无法通讯，但是输出状态正常，电池组可以正常工作

    Part Number: BQ40Z50-R2 Other Parts Discussed in Thread: BQ40Z50 Tool/software: -Hello, in the project application, the battery pack output is normal and can be charged and discharged normally. However, after working for a period of time, some hosts are…

  • BQ40Z50-R2: BQ40Z50-R2 – SMBus Communication Failure and No Output Voltage on PACK+, CHG, and DSG Pins

    TI Thinks Resolved
    Part Number: BQ40Z50-R2 Other Parts Discussed in Thread: BQSTUDIO , BQ40Z50 , EV2400 Tool/software: We are currently developing a Battery Management System (BMS) using the BQ40Z50-R2 IC, with SMBus communication for interfacing with BQStudio. The battery…

  • BQ40Z50-R1: BQ40Z50

    Part Number: BQ40Z50-R1 Other Parts Discussed in Thread: BQ40Z50 , BQSTUDIO Tool/software: We have an 14.4V 880Wh battery that drives a 28V inverter The inverter cuts out intermittently because intermittently a positive (charge ) current flow is seen…

  • BQ40Z50: BQ4050 VS. BQ40Z50 FOR LIFEPO4 BATTERY

    Part Number: BQ40Z50 Other Parts Discussed in Thread: BQ4050 , , BQ41Z90 , Tool/software: Hi, I was looking into designing a battery management PCB and wanted to know which of the ICs in the title to use. From my understanding, both ICs can be used…

  • BQ40Z50: Troubleshooting Vgs Voltage and FET Control Issues with BQ40Z50 on Second PCB

    Part Number: BQ40Z50 Other Parts Discussed in Thread: EV2400 , BQSTUDIO Tool/software: I am currently working with the BQ40Z50 IC using the Texas Instruments EV2400 evaluation board. I have two identical PCBs, with the first PCB functioning correctly…

  • BQ40Z50: R3

    Part Number: BQ40Z50 Tool/software: Hi Sir, Subject: OC Safety bit is set automatically when battery reaches 100%. We use DMEGC 32E Li Ion cell in a 3S7P Battery configuration and have completed the learning cycles with below parameters. Design…

  • BQ40Z50-R2: BQ40Z50 + TI charger

    Part Number: BQ40Z50-R2 Other Parts Discussed in Thread: BQ40Z50 Tool/software: hi, looking for an exempel implementation of any TI charger with I2C + the BQ40Z50 battery manager ic. would like to see what type of communication that is required to…

  • BQ40Z50: BQ40Z50: BQ40Z50: BQ40Z50-R3 IATA setup issue

    Part Number: BQ40Z50 Tool/software: Dear TI we need help setting up IATA, the gg file is in the attachment. Current situation: When RSOC is 29%, use the IATA Shutdown command and enter Shutdown. (RM and FCC before shutdown are shown in the picture…

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