• BQ76920: BQ76920 error reading voltage

  

  Soumitra Bhattacharjee

  Part Number: BQ76920 Tool/software: Hi team I have a 4s battery system with the BQ76920 as the BMS and VC3-VC4 shorted. However while reading the registers VC1 ... VC5, the VC4 register returns around 0.9V and the VC5 register returns 2.3XX V instead…

  • 3 months ago
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• BQ76920: BQ76920 3cells setting configuration

  

  Tom Tsao

  Part Number: BQ76920 Tool/software: Hi TI Team, If the BQ76920 is used for 3 cells with the following schematic, what risks should I be aware of? Will this cause any protections to be triggered? Thanks!

  • 4 months ago
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• BQ76920: BQ76920 Questions with SRP/SRN and SCD fault

  

  tony tumminaro

  Part Number: BQ76920 Hello, I made a boneheaded error and didn't notice that SRP and SRN are reverse in my schematic of how The datasheet says to connect them. I have SRN connected to the GND/BATT- side of the sense resistor, and SRP to the DSG FET…

  • 2 months ago
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• BQ76920: Disable under voltage protection for BQ76920

  

  Ferlyn Chua

  TI Thinks Resolved

  Part Number: BQ76920 Tool/software: Hi, Is it possible to disable under voltage protection for BQ76920? We are expecting 0V on connected cell during certain operation. Regards, Ferlyn

  • 7 months ago
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• BQ76920: Can i use BQ76920 without MCU

  

  Ömer Faruk Köl

  TI Thinks Resolved

  Part Number: BQ76920 Tool/software: Can i use BQ76920 without MCU

  • 9 months ago
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Answered

• BQ76920: Extensional Address for 930/940 in BQ76920

  

  Francis Jiang

  Resolved

  Part Number: BQ76920 Tool/software: Hi Team, Customer would like to know whether below register address of CB:6-10 and CB:11-15 is available in BQ76920? If not, when they write commend into these address in BQ76920, what will happen? They have 5s batteries…

  • Resolved

  • 9 months ago
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• BQ76920: BQ76920 Cell 2 Voltage Sampling Anomaly (Overvoltage/Undervoltage) with Cells 1, 3, 4 Remaining Stable​!

  

  Fu zhipeng

  Part Number: BQ76920 Tool/software: Hi,teams! Issue Description:​ ​ During normal operation, the voltage of the second cell suddenly exhibits abnormally high voltage (around 9–10V) or abnormally low voltage (around 1–2V), while the expected…

  • 5 months ago
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• BQ76920: check the schematic diagram

  

  ian wu

  Part Number: BQ76920 Please help check the schematic diagram. If you have any questions, please raise them. Thank you! SCH_DEMO_2-AFE_2025-11-09.pdf

  • 2 months ago
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• BQ76920: single cell operation?

  

  Mohamed Hesham

  Part Number: BQ76920 Tool/software: Hi, is there a way around the 3 series cell min limit?

  • 4 months ago
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• BQ76920: Communication Issue

  

  Francis Jiang

  Part Number: BQ76920 Tool/software: Hi Team, Customer use BQ76920 with below question, could you please help check it, thanks in advance: " If the I2C communication between AFE and MCU is normal, but the data transmitted by the AFE to the MCU is…

  • 5 months ago
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