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Showing 22 results View by: Thread Post Sort by
  • BQ28400 strange startup problem

    Ignacio Tinao
    Ignacio Tinao
    Other Parts Discussed in Thread: BQ28400 I am working with a custom bq28400 evaluation board, from which I attach the schematic batteryBoard3Corrected.pdf Resistors R1, R2 and transistors Q41,Q42 are not populated, as I am not so far concerned about…
    • over 10 years ago
    • Power management
    • Power management forum
  • Answered
  • BQ28400 trouble enabling FETs

    Bruce Hansen
    Bruce Hansen
    Resolved
    Other Parts Discussed in Thread: BQ28400 I'm using a BQ28400 in a new design to replace the 2 separate ICs previously used for protection & gas-gauging and I'm having some trouble with it. I have implemented the example application schematic from the…
    • Resolved
    • over 10 years ago
    • Power management
    • Power management forum
  • bq28400

    Chris Jones1
    Chris Jones1
    Other Parts Discussed in Thread: BQ28400 In the datasheet for the bq28400 gas gauge, figures 3 and 4 appear to have the order of the CHG and DSG FETs reversed. Figure 4 seems to be correct as it matches an earlier block diagram. Can someone at TI…
    • over 11 years ago
    • Power management
    • Power management forum
  • About FC, FD for BQ28400

    user1577032
    user1577032
    Other Parts Discussed in Thread: BQ28400 Good day! I use battery Li-polymer (7.4V 12.5Ah) As the IC using BQ28400. When fully charge and fully discharge, FC and FD didn't set. How i try test for FC and FD ? Please help me.
    • over 10 years ago
    • Power management
    • Power management forum
  • About FD set issue. (BQ28400)

    user1577032
    user1577032
    Other Parts Discussed in Thread: BQ28400 Dear. All. I have one issue about FD(Fully discharged) set issue. i using BQ28400 with Li-polymer 7.4V 12.5Ah. Parameter for FD. 1. Configuration (Subclass 146) Full Discharge Set % (Offset 2) : 2%…
    • over 10 years ago
    • Power management
    • Power management forum
  • RE: BQ28400 (standalone operation)

    Wojciech Staś
    Wojciech Staś
    Thanks for Your answer. I want to use bq28400 only as battery protection. Main functions that are needed are: overvoltage, undervoltage, overcurrent protection and cell balancing with two external transistors. Fuel gauge function is not needed in this…
    • over 10 years ago
    • Power management
    • Power management forum
  • BQ28400 not accurate

    Peter Levinshteyn22
    Peter Levinshteyn22
    Other Parts Discussed in Thread: BQ28400 7870.bq28400_import2.zip Hello, I am using BQ28400 battery gas gauge in my design, which is based on 2S1P Li Poly battery pack rated for 5000mAh. The part is placed on the internally designed battery board…
    • over 13 years ago
    • Power management
    • Power management forum
  • BQ28400 Evaluation Board construction

    Katrina Soriano
    Katrina Soriano
    Other Parts Discussed in Thread: BQ28400 Hi, I am planning to build the BQ28400 diagram myself. It will be operating with 2-series Li ion cells and a microcontroller. The microcontroller will send the data to a PC wireless. Can the fuse in the diagram…
    • over 12 years ago
    • Power management
    • Power management forum
  • Answered
  • bqEVSW for BQ28400 Run Time Error '13'

    Andrii Vykliuk
    Andrii Vykliuk
    Resolved
    Other Parts Discussed in Thread: BQ28400 , BQEVSW Dear all, I have bq Evaluation Software Version 0.9.75 installed on Windows XP SP3. After read Data Flash from BQ28400 via EV2300 programmer (SMB interface) an error occurs (Run Time Error '13') every…
    • Resolved
    • over 12 years ago
    • Power management
    • Power management forum
  • BQ28400

    Timothy Starr
    Timothy Starr
    Other Parts Discussed in Thread: BQ28400 Hello Can the TI BQ28400 be configured for use with a 2 cell Lithium Iron Phosphate battery? Restated, are all the termination thresholds programmable such that the termination currents and voltages are set…
    • over 13 years ago
    • Power management
    • Power management forum
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