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Power management

Power management

Power management forum

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Texas Instruments (TI) Power management support forum is an extensive online knowledge base where millions of technical questions and solutions are available 24/7. You can search power management IC content or ask technical support questions on everything from linear and DC/DC switching regulators to battery management and LED drivers. Find the right solution for your circuit design challenges by using our TI E2E™ support forums that are supported by thousands of contributing TI experts.
Frequent questions
  • [FAQ] BQSTUDIO: What is the TI BMS Flashstream file format?

    Shirish
    Shirish
    Part Number: BQSTUDIO I exported "Flashstream" files from Battery Management Studio (bqStudio) and got bq.fs / df.fs/ gm.fs files What is this TI BMS Flashstream format?
    • Answered
    • over 3 years ago
    • Power management
    • Power management forum
  • [FAQ] BQSTUDIO: How do I interpret the lines in a bq.fs file for use with my SMBus gauge?

    Shirish
    Shirish
    Part Number: BQSTUDIO I generated a bq.fs file using Battery Management Studio (bqStudio) for my SBS compliant SMBus gas gauge. What is the format of this file?
    • Answered
    • over 3 years ago
    • Power management
    • Power management forum
  • [FAQ] BQSTUDIO: How do I interpret the lines in a bq.fs / df.fs file for use with my I2C or HDQ gauge?

    Shirish
    Shirish
    Part Number: BQSTUDIO I generated a bq.fs and df.fs file using Battery Management Studio (bqStudio) for my I2C/HDQ gas gauge. TI documentation indicates that this file may be used by the host processor to update the gas gauge. What is the format of this…
    • Answered
    • over 3 years ago
    • Power management
    • Power management forum
  • [FAQ] How long does the voltage on the PACK pin need to be applied to wake-up the gauge?

    Wyatt Keller
    Wyatt Keller
    To wake-up the gauge from shutdown, a voltage above the VSTARTUP needs to be applied to the PACK pin for a minimum time of 30ms to wake-up the hardware. After the hardware is awake it can take up to 2 seconds for the firmware to initialize and calculate…
    • Answered
    • over 3 years ago
    • Power management
    • Power management forum
  • [FAQ] How to enter UNSEAL or FULL ACCESS modes after sealing the gauge?

    Wyatt Keller
    Wyatt Keller
    TI battery gauges use the security modes SEAL/UNSEAL/FULL ACCESS in order to help protect the flash memory of the gauge from third parties reading the gauge’s configuration memory. This prevents any copying of the gauge or BMS system. The mode information…
    • Answered
    • over 3 years ago
    • Power management
    • Power management forum
  • [FAQ] Why does Valid Charge Termination (VCT) take less or more than 80 seconds to trigger?

    Wyatt Keller
    Wyatt Keller
    Impedance Track battery gauges use VCT to help determine the full charge of a battery. VCT is used to help determine the range we report for Relative State of Charge (RSoC). The gauge will learn the Depth of Discharge at End of Charge (DoD at EoC) when…
    • Answered
    • over 3 years ago
    • Power management
    • Power management forum
  • [FAQ] BQ40Z50 FAQs

    Wyatt Keller
    Wyatt Keller
    Other Parts Discussed in Thread: BQ40Z50-R1 , BQ40Z50 , BQ40Z50-R2 BQ40Z50 FAQ Home Page This is the home page for common questions in relation to the BQ40Z50, BQ40Z50-R1, BQ40Z50-R2, BQ40Z50-R3, BQ40Z50-R4, and BQ40Z50-R5. FAQs Related FAQ home…
    • Answered
    • over 3 years ago
    • Power management
    • Power management forum
  • [FAQ] UCC27282: Calculating Component and System Values for Designs Using Half Bridge Drivers

    Daniel W
    Daniel W
    Part Number: UCC27282 In order to aid in half bridge system design, the attached excel calculator has 3 sections for calculating bootstrap component values, driver power dissipation, and FET switching times. The bootstrap system is vital as it provides…
    • over 3 years ago
    • Power management
    • Power management forum
  • [FAQ] UCC27614: Gate Driver Peak Current Considerations

    Daniel W
    Daniel W
    Part Number: UCC27614 Other Parts Discussed in Thread: CSD19535KTT , Does the gate driver self-limit output current? The output current is limited by the output stage of the driver, FET internal resistance and any added gate resistors, as described by…
    • over 3 years ago
    • Power management
    • Power management forum
  • [FAQ] BQ76952: Accumulated charge returns -32768

    Nhan Mai
    Nhan Mai
    Part Number: BQ76952 Other Parts Discussed in Thread: BQSTUDIO Hello everyone, Before discharging I had set accumulated charge value back to 0, then I have sent ALL_FETS_ON command from Bqstudio. Suddenly read accumulated charge value was changed…
    • Answered
    • over 3 years ago
    • Power management
    • Power management forum
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