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Showing 129 results View by: Thread Post Sort by
  • BQ27542EVM: I2C communication issue

    Lumina Gui
    Lumina Gui
    TI Thinks Resolved
    Other Parts Discussed in Thread: BQSTUDIO , EV2400 Tool/software: Dear TI Engineer, We have recently encountered a significant proportion of communication issues with our BQ27542DRZR-G1 SMT production (Tested 1300pcs, defective 45pcs, defect rate…
    • 2 months ago
    • Power management
    • Power management forum
  • BQ27542EVM: Full Charge Capacity value after Golden Image Set

    Masashi Mineda
    Masashi Mineda
    Part Number: BQ27542EVM Tool/software: Dear Sirs and Madams, We have continued to use BQ25742-G1. Please let us confirm the various parameters after setting the golden image. < Immediately after setting the golden image > Cycle Count : 0 Full…
    • 9 days ago
    • Power management
    • Power management forum
  • BQ27542EVM: How to read the Lifetime via I2C

    user1881876
    user1881876
    TI Thinks Resolved
    Part Number: BQ27542EVM Tool/software: Dear Customer I want to read "MaxPackVoltage" in the Lifetime (Subclass ID 59) area. Please tell me how to access it via I2C. Can you give me an example of how to access send/receive commands via I2C? Is…
    • 2 months ago
    • Power management
    • Power management forum
  • BQ27542EVM: sohloadi setting

    勇智 王
    勇智 王
    Part Number: BQ27542EVM Tool/software: Dear sir Regarding SOHLOADI, I did the following tests SOHLOADI = -2000, after a complete discharge, SOH 100 >> 100 SOHLOADI = -7000, after a complete discharge, SOH 100 >> 93 SOHLOADI = -30000, after a complete…
    • 6 months ago
    • Power management
    • Power management forum
  • BQ27542EVM: BQ27542 GPRCRB

    zhu youpeng
    zhu youpeng
    Part Number: BQ27542EVM Other Parts Discussed in Thread: GPCRB Tool/software: HI TI engineers, the IC I use is BQ27542. When uploading low-temperature data, GPRCRB TI gave me the following reply: Warning: Rb level detected as 1. No Rb tweak available…
    • 5 months ago
    • Power management
    • Power management forum
  • BQ27542EVM: BQ27542-G1: SOC Accuracy tolerance??

    Iris Tsai
    Iris Tsai
    TI Thinks Resolved
    Part Number: BQ27542EVM Tool/software: Hi Sir We have successfully completed the learning cycle. Cell capacity =2800, Remaining capacity=600mAh , why is bq27542 SOC= 16~27%? EX: OCV (V) SOC (%) 3.77 V 16 % …
    • 3 months ago
    • Power management
    • Power management forum
  • BQ27542EVM: bq

    Corbin Nielsen
    Corbin Nielsen
    TI Thinks Resolved
    Part Number: BQ27542EVM Other Parts Discussed in Thread: BQ27541-V200 , BQ26100 , BQ27541 Tool/software: I need to design a tool to verify batteries we make based on the bq27541-v200. One of the tests will include an authentication check. I obviously…
    • 5 months ago
    • Power management
    • Power management forum
  • BQ27542EVM: CC Gain to Data Memory CC Gain _Value

    Iris Tsai
    Iris Tsai
    TI Thinks Resolved
    Part Number: BQ27542EVM Tool/software: Hi experts, How to convert Hex_CC Gain to Data Memory CC Gain _Value from Data in Comm I2C? Please share the relevant SOP (including instructions) and conversion formula Thanks
    • 3 months ago
    • Power management
    • Power management forum
  • BQ27542EVM: BQ27542EVM: BQ27542 RSOC drop from 27% to 0% at low temperature

    Jiang Yu-Rui
    Jiang Yu-Rui
    TI Thinks Resolved
    Part Number: BQ27542EVM Tool/software: continue the test data discussion I have to try other chem ID 2457, I tried to re-upload the data and re-run the low temperature test, but it still jumped % seriously. Please refer to the attachment. NX81-P28A…
    • over 1 year ago
    • Power management
    • Power management forum
  • BQ27542EVM: battery unable to enter RELAX mode.

    勇智 王
    勇智 王
    Part Number: BQ27542EVM Tool/software: Dear TI, I have two questions and would appreciate your support in clarifying the following points: Based on the data provided in the attachment, could you help analyze why the battery did not enter RELAX…
    • 4 months ago
    • Power management
    • Power management forum
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