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Showing 129 results View by: Thread Post Sort by
  • BQ27542EVM: BQ27542EVM: Current correction ccGain and floating point conversion are incorrect.

    Star Xu
    Star Xu
    Part Number: BQ27542EVM Hi I have a query need your help. CC Offset=0xFA89; Board Offset=0xAF; CC Gain=0x805851A8(5.573mohm) Corrected CC Delta=0x94761F72(5.550mohm) According to the formula: 4.768/x=5.573, then X=0.8555535618158981. I can…
    • over 1 year ago
    • Power management
    • Power management forum
  • BQ27542EVM: Charging time of 0% to 1% is too long

    Putong daz
    Putong daz
    TI Thinks Resolved
    Part Number: BQ27542EVM Other Parts Discussed in Thread: GPCRB Tool/software: See the attached LOG data. It took 35 minutes to charge from 0% to 1%, which is too long. How should I adjust it, thank you 1778.LOG.xlsx bq27542.GG.csv
    • 7 months ago
    • Power management
    • Power management forum
  • BQ27542EVM: BQ27542-G1

    Huihua Song
    Huihua Song
    Part Number: BQ27542EVM Tool/software: Hi, I want to read data from Manufacturer Info Block A use below function, But i only get 0x00 and 0xFF, So,how can i get correct data from Manufacturer Info Block A, should I do something else before I read…
    • over 1 year ago
    • Power management
    • Power management forum
  • BQ27542EVM: BQ27542-G1 : 找不到Relax Smooth Time這個參數的設定值

    Iris Tsai
    Iris Tsai
    TI Thinks Resolved
    Part Number: BQ27542EVM Other Parts Discussed in Thread: BQ27542-G1 Tool/software: BQ27542-G1: Cannot find the setting value of Relax Smooth Time parameter
    • 3 months ago
    • Power management
    • Power management forum
  • Answered
  • BQ27542EVM: BQ27542-G1 LFPRelax 設為1 應用在Lithium-ion polymer 有何影響 ?

    Iris Tsai
    Iris Tsai
    Resolved
    Part Number: BQ27542EVM Other Parts Discussed in Thread: BQ27542-G1 Tool/software: What is the effect of setting BQ27542-G1 LFPRelax to 1 when applied to lithium-ion polymer?
    • Resolved
    • 3 months ago
    • Power management
    • Power management forum
  • Answered
  • BQ27542EVM: How do change the i2c address of the bq27542

    zeng longgui
    zeng longgui
    Resolved
    Part Number: BQ27542EVM Tool/software: How do change the i2c address of the bq27542.docx
    • Resolved
    • 6 months ago
    • Power management
    • Power management forum
  • BQ27542EVM: When charged at a high temperature of 50℃ with JEITA, the RSOC does not show 100% after being fully charged

    Putong daz
    Putong daz
    TI Thinks Resolved
    Part Number: BQ27542EVM Tool/software: At room temperature, charging with 4.4V can correctly display 100%, but at 50℃ high temperature, charging with 4.2V can only reach 83%. This is because the battery cells can only be charged to 4.2V at high temperatures…
    • 1 month ago
    • Power management
    • Power management forum
  • BQ27542EVM: HDQ Host Interruption Feature

    Putong daz
    Putong daz
    Part Number: BQ27542EVM Tool/software: The attachment is the schematic diagram and GG file of BQ27542. We plan to do the HDQ Host Interruption Feature. Please help to answer and analyze the following problems we encounter, thank you very much. 1. When…
    • over 1 year ago
    • Power management
    • Power management forum
  • BQ27542EVM: BQ27542 lifetime data update

    Statham Su
    Statham Su
    TI Thinks Resolved
    Part Number: BQ27542EVM Hello Sir: If IT enable were not enable, and we only turned on the seal function, will the lifetime data be changed by Bq27542 self? We refer the chapter8, which told us that should not change lifetime data when IT disable…
    • over 1 year ago
    • Power management
    • Power management forum
  • BQ27542EVM: [FAQ]A question about the sampling time for current and voltage measurements in the BQ27542-G1

    Jack Lee
    Jack Lee
    Part Number: BQ27542EVM Other Parts Discussed in Thread: BQ27542-G1 Tool/software: Dear TI guys: We would like to understand the sampling time for current and voltage measurements in the BQ27542-G1. From the datasheet, we knows that the ADC working…
    • 5 months ago
    • Power management
    • Power management forum
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