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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: How do we use BQFS(bq.fs) and DFFS(df.fs) files generated by bqStudio?

    Shirish
    Shirish
    Part Number: BQSTUDIO Battery Management Studio allows me to read BQFS(bq.fs) and DFFS(df.fs) files. What is the purpose of these files and how do i use these files?
    • Answered
    • over 3 years ago
    • Power management
    • Power management forum
  • [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
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  • Answered

    REF30: Typo of accuracy REF3030 in datasheet 0

    27 views
    1 reply
    Latest 21 hours ago
    by Henry Naguski
  • Suggested Answer

    BQ76952: Shutdown_wakeup communication failure 0

    62 views
    6 replies
    Latest 21 hours ago
    by Rohin Nair
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    ISO5852S: SLLA472A Evaluation Board or Design Files 0

    11 views
    0 replies
    Started 21 hours ago
    by Tonglei Wang
  • Answered

    BQ41Z50EVM: Battery Management Studio software download 0

    126 views
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    Latest 21 hours ago
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    TPS7A57: Design review 0

    25 views
    1 reply
    Latest 21 hours ago
    by Alex Davis
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    TPS25946EVM: EVM hard failure. After which fails to limit current 0

    61 views
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    16 views
    0 replies
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  • Suggested Answer

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    1 reply
    Latest 22 hours ago
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    TPS92629-Q1:关于这个芯片的功能问题 0

    38 views
    1 reply
    Latest 22 hours ago
    by fhoude
  • Suggested Answer

    LM317A-337N-EVM: Formula VOUT+ = VREF (1 + R3/R1) + (IADJ × R3) 0

    44 views
    3 replies
    Latest 22 hours ago
    by Alex Davis
  • Answered

    BQ79826Q1EVM-086: USB2ANY Firmware version up procedure 0

    44 views
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    by John Du
  • Suggested Answer

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    62 views
    4 replies
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    by Carter Pollan
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    63 views
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    BQ25798: PMID vs. SYS 0

    61 views
    4 replies
    Latest 22 hours ago
    by William Hachfeld
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    TPS7B68-Q1: Thermal to Junction ambient resistance 0

    111 views
    10 replies
    Latest 22 hours ago
    by Alex Davis
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    TPS25821: using a TPS25821 with a TUSB2046 0

    19 views
    0 replies
    Started 22 hours ago
    by fabricepeden
  • Suggested Answer

    TPS25751: DEAD BATTERY CONFIGURATION : AlwaysEnableSink DEFAULT NEGOCIATED sink VOLTAGE 0

    16 views
    1 reply
    Latest 23 hours ago
    by Raymond Lin
  • Suggested Answer

    UCC5880-Q1: .FMU simulation file 0

    15 views
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    by Jose Rojo
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    LP2951: Need help identifying which LP2951 component this is OR what the differences are 0

    11 views
    0 replies
    Started 23 hours ago
    by David Perez
  • Suggested Answer

    LP2981A: Electrical Readings Post Temperature Cycling at Storage Limits (150C) 0

    57 views
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    Latest 23 hours ago
    by Suchit Baliarsingh
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