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  • BQ27520-G4: Performing Learning Cycle for BQ27520-G4

    Part Number: BQ27520-G4 Other Parts Discussed in Thread: GPCCHEM Hi Everyone, We are working on one product which is Battery operated AI Camera and we are using BQ27520-G4 Fuel gauge to monitor the Battery. We want to perform Learning cycle for our battery…
    • Answered

  • BQ27520-G4: Programming image file to bq27520 without error

    Resolved
    Part Number: BQ27520-G4 When we program the image file (.srec) to the bq27520 using Battery Management Studio (BMS), the screen shows "Operation executed successfully" when the programming is completed. Is there any checksum done by BMS to ensure each…
    • Resolved
    • Answered

  • BQ27520-G4: update Ra table for end application

    Resolved
    Part Number: BQ27520-G4 Other Parts Discussed in Thread: GPCRB Hi Team, I understand C/5~C/10 load is required for Learning Cycle to update Ra table. https://www.tij.co.jp/jp/lit/an/slua903/slua903.pdf Does it indicate actual load of end application requires…
    • Resolved

  • BQ27520-G4: Code example bug provided by Host System Calibration Method SLUA640 document

    TI Thinks Resolved
    Part Number: BQ27520-G4 In the document SLUA640 Host System Calibration Method there is a section Floating Point Conversion. According to chapter 12 Floating Point Conversion there is a flow diagram that explain floating point conversion and there is a code…
    • Answered

  • BQ27520-G4: I2C bus rise time and fall time for BQ27520-G4

    Resolved
    Part Number: BQ27520-G4 Hi, The VCC of BQ27520 is set as 2.5V internally. When measuring the rise/fall time of the I2C signals, at which voltage levels should I use? Thanks. Rgds Danz
    • Resolved

  • BQ27520-G4: Condition for [RPU_DIS] to be set

    TI Thinks Resolved
    Part Number: BQ27520-G4 Hello Team, The [RUP_DIS] bit may not change when the load current of the product is changed. Can you tell me the conditions for setting and clearing the [RUP_DIS] bit? Fig. 1 and Fig 2 shows the measurement results when the current…
    • Answered

  • BQ27532-G1: Golden Image for Single-Cell Impedance Track™︎ compatibility between fuel gauges: BQ27520-G4, BQ27532-G1

    Resolved
    Part Number: BQ27532-G1 Other Parts Discussed in Thread: BQ27520-G4 , We are designing a battery powered device with a removable battery pack. Our device use BQ27520-G4 to monitor battery level, and we created the golden file for our battery. Our charger…
    • Resolved

  • BQ27520-G4: BQ27520-G4 : Support remaining Capacity, SOC, and time-to-empty, or time to full charge in charging mode

    TI Thinks Resolved
    Part Number: BQ27520-G4 Hello Team , Fuel gauge : BQ27520-G4 Reports remaining Capacity, SOC, and time-to-empty, or time to full charge in charging mode . Above part is okay or any other option is available . Thanks , Shubham

  • BQ27520-G4: reference design

    TI Thinks Resolved
    Part Number: BQ27520-G4 Hi Dear, Our customer uses BQ27520, the engineer refers to the manual of the evaluation board and sees that the REGIN pin circuit is connected as shown below: Is this REGIN pin connected to the battery pack or the VSYS of the…

  • BQ27520-G4: I2C transfer NAKs

    Part Number: BQ27520-G4 Other Parts Discussed in Thread: BQSTUDIO , EV2400 Hello, I'm having an issue with the BQ27520-G4 that is on my board (custom design). The case I can reproduce is reading the device firmware ID will alternately succeed and fail…

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