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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] TPS6594-Q1: Gui Composer Firmware update fails.

    Chris Sterzik
    Chris Sterzik
    Part Number: TPS6594-Q1 When performing a GUI Composer Firmware update the following message appears: Without disconnecting the EVM from the PC, update the DFU driver with the driver found in this package: http://www.ti.com/lit/zip/sbac253 As…
    • Answered
    • over 2 years ago
    • Power management
    • Power management forum
  • [FAQ] BQ24105: Why does the battery charger's output voltage and current show several pulses before charge termination?

    Jeff F
    Jeff F
    Part Number: BQ24105 Other Parts Discussed in Thread: BQ24115 , BQ24171 , , BQ24125 , BQ24172 A block diagram of the BQ24171, BQ24172, BQ24105, BQ24115, BQ24125 connection to the battery is shown below: The charge current flowing across the resistances…
    • over 2 years ago
    • Power management
    • Power management forum
  • [FAQ] LM2105: Half-Bridge Gate Driver Minimum Current Calculator

    Alex Weaver
    Alex Weaver
    Part Number: LM2105 Hello, I wanted to attach a file to help calculate the minimum drive current needed for Half-Bridge gate drivers: Half Bridge Minimum Drive Current Calculator.xlsx This file will allow users to input their circuit parameters…
    • over 2 years ago
    • Power management
    • Power management forum
  • [FAQ] TPS546D24S: I have been using the TPS546D24A, now I see the TPS546D24S. What are the differences?

    Peter James Miller
    Peter James Miller
    Part Number: TPS546D24S Other Parts Discussed in Thread: TPS546D24A , , TPS546D24 , TPS546B24A , TPS546B24S , TPS546A24S , TPS546A24A I am have been using the TPS546D24A and now I see the TPS546D24S on-line, this brings up several questions? Is…
    • Answered
    • over 2 years ago
    • Power management
    • Power management forum
  • [FAQ] LM2105: How do I choose the best half-bridge gate driver for DC motor drive applications?

    Olivia Brandel
    Olivia Brandel
    Part Number: LM2105 Other Parts Discussed in Thread: UCC27710 How do I choose the best half-bridge gate driver for DC motor drive applications? *Update: Read more detail in the application note: How to Choose a Gate Driver for DC Motor Drives * …
    • over 2 years ago
    • Power management
    • Power management forum
  • [FAQ] TPS7H5001-SP: Duty Cycle Limits for a TPS7H500X-SP Controller

    Daniel Hartung
    Daniel Hartung
    Part Number: TPS7H5001-SP The TPS7H500X-SP family of controllers have both minimum and maximum duty cycle limits that have to be taken into account when using the controller Maximum Duty Cycle The maximum duty cycle is easier to take into account…
    • Answered
    • over 2 years ago
    • Power management
    • Power management forum
  • [FAQ] BQ25620: BQ2562x Calculator Tool

    Michael Emanuel35
    Michael Emanuel35
    Part Number: BQ25620 Hello! Please find the attached calculator for the BQ2562x Family. BQ2562x Calculator.xlsx Regards, Mike Emanuel
    • Answered
    • over 2 years ago
    • Power management
    • Power management forum
  • [FAQ] Does TI offer engineering model (/EM) versions of the rad-hard -SP & rad-tolerant -SEP space-grade devices?

    Wade Vonbergen
    Wade Vonbergen
    {ANS} For a number of our most popular QML Class-V radiation-hardened ceramic packaged devices (denoted with the -SP at the end of the part number) TI does offer engineering model ”/EM” versions and if these /EM parts are available you can find these…
    • Answered
    • over 2 years ago
    • Power management
    • Power management forum
  • [FAQ] BQ40Z50-R2: BQ40Z50-R5 programming error

    Star Xu
    Star Xu
    Part Number: BQ40Z50-R2 Other Parts Discussed in Thread: BQ40Z50 , BQSTUDIO Hi The customer use BQ40Z50, they update the firmware to BQ40Z50-R5, and appear the window as below. Does it normal? Waiting for your reply. Thanks Star
    • over 2 years ago
    • Power management
    • Power management forum
  • [FAQ] LP5813: Is there a public LP5813EVM GUI?

    Hardy Wu
    Hardy Wu
    Other Parts Discussed in Thread: LP5813 Dear users, Here is the draft version GUI of 3 x 4 matrix RGB LED driver LP5813 evaluation module, that you can use it to evaluate all features for LP5813 quickly. The install file is in below reply.
    • over 2 years ago
    • Power management
    • Power management forum
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  • Not Answered

    TPS54339: TPS54339 Output voltage -5V function issue 0 Locked

    914 views
    1 reply
    Latest over 8 years ago
    by Anthony Lang
  • Not Answered

    TPS563219A: TPS563219A PG waveform question 0 Locked

    481 views
    1 reply
    Latest over 8 years ago
    by Anthony Lang
  • Answered

    BQ24253: BQ24253 - default state of Ilim during D+/D- detection 0 Locked

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    10 replies
    Latest over 8 years ago
    by David McRell
  • Answered

    BQ24151A: Charge Single cell Li-ion battery until 4.35V 0 Locked

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    4 replies
    Latest over 8 years ago
    by user5013697
  • Suggested Answer

    BQ76940: Booting problem 0 Locked

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    4 replies
    Latest over 8 years ago
    by manish singh18
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    TPS65381A-Q1: SPI after reset 0 Locked

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    by Shinichi Inoue
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    TPS7A91: Enable Pin 0 Locked

    427 views
    1 reply
    Latest over 8 years ago
    by Michael Hartshorne
  • Answered

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    1 reply
    Latest over 8 years ago
    by Onyx Ahiakwo
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    1417 views
    7 replies
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    by Fernando Lopez
  • Answered

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    1551 views
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    by Julio Noel Hermandez
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    BQ40Z60: Are there .bqz files available for download from Chemistry IDs that are listed. 0 Locked

    964 views
    1 reply
    Latest over 8 years ago
    by Onyx Ahiakwo
  • Suggested Answer

    CSD13380F3: Request for a graph of IDSS Drain-to-source leakage current Vs VDS and Temperature range for CSD13380F3. 0 Locked

    1602 views
    5 replies
    Latest over 8 years ago
    by Brett Barr1
  • Suggested Answer

    TPS40200: TPS40200 stops working at higher voltages 0 Locked

    1179 views
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    by Ambreesh Tripathi
  • Suggested Answer

    Active Cell balancing 0 Locked

    948 views
    1 reply
    Latest over 8 years ago
    by David Wiest Jr
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    456 views
    1 reply
    Latest over 8 years ago
    by Raheem
  • Answered

    BQ27520-G4: put RC filter between BAT pin and PACK+ 0 Locked

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    LMZ31710: Orientation question - LMZ31710RVQR 0 Locked

    670 views
    1 reply
    Latest over 8 years ago
    by J Arrigo
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    BQ27220: Configuration of BQ27220 0 Locked

    348 views
    1 reply
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    by Onyx Ahiakwo
  • Suggested Answer

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    LP873222-Q1: MSL Data 0 Locked

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    Latest over 8 years ago
    by Dan Cristy
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