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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

    TPS25833-Q1: OUTPUT CURRENT LIMIT BEHAVIOR 0

    17 views
    0 replies
    Started 14 hours ago
    by Henrique Toledo
  • Answered

    BQ24610EVM: fast-charging process immediately interrupted 0

    20 views
    2 replies
    Latest 14 hours ago
    by Manuel Petzoldt
  • Not Answered

    BQ27426: Correction conditions for Filtered RM 0

    32 views
    2 replies
    Latest 14 hours ago
    by Dominik Hartl11
  • Suggested Answer

    LM51772: can't archive boost mode with I2C 0

    51 views
    8 replies
    Latest 14 hours ago
    by Volodymyr Bortkevych
  • Not Answered

    BQ27421-G1: Checksum when updating the gauge configuration parametes 0

    21 views
    2 replies
    Latest 14 hours ago
    by Dominik Hartl11
  • Answered

    BQ25792: Excessive current drawn by BATP in shipmode 0

    60 views
    8 replies
    Latest 14 hours ago
    by Guillaume Levant
  • Suggested Answer

    TPS55288: TPS55288 Spice model for simulation 0

    45 views
    4 replies
    Latest 14 hours ago
    by Michael Tran
  • Suggested Answer

    BQ34Z100-R2: Unable to complete the learning cycle (learned status stuck at 04) 0

    409 views
    18 replies
    Latest 14 hours ago
    by Diego
  • Suggested Answer

    TPS26750: Adding a USB-C power path to existing hub 0

    58 views
    3 replies
    Latest 14 hours ago
    by Katilynn Mar
  • Not Answered

    TPS2373: TPS2373 0

    45 views
    3 replies
    Latest 14 hours ago
    by Zhining Zhang
  • Suggested Answer

    BQ34110: BQ34110PW – calibration / voltage measurement issue 0

    22 views
    2 replies
    Latest 14 hours ago
    by Diego
  • Suggested Answer

    BQ25125: BQ25125 stops responding on i2c 0

    158 views
    13 replies
    Latest 14 hours ago
    by Juan Ospina
  • Not Answered

    BQ24600: BQ24040 not charging when battery under voltage protection is triggered. 0

    22 views
    2 replies
    Latest 14 hours ago
    by Dattatraya Bathe
  • Not Answered

    TPS1685EVM: TPS1685EVM Current Draw and TPS16851 Area of Operation 0

    5 views
    0 replies
    Started 14 hours ago
    by chris carpenter
  • Not Answered

    LMZM23601: LMZM23601inverting output -5V does not work 0

    48 views
    7 replies
    Latest 14 hours ago
    by Miguel Ángel Corchero
  • Suggested Answer

    ULN2003A: What is sustain voltage of ULN2003A? 0

    106 views
    8 replies
    Latest 14 hours ago
    by Patrick Shalton
  • Not Answered

    UCC28070: UCC28070 load regulation issues 0

    25 views
    1 reply
    Latest 15 hours ago
    by Jonathan Wong
  • Not Answered

    BQ25820: Charging and voltage regulation on a supercapacitor pack 0

    11 views
    1 reply
    Latest 15 hours ago
    by Christian Moyer
  • Answered

    TPS62A03: θJA confirmation for TPS62A03DRLR 0

    15 views
    1 reply
    Latest 15 hours ago
    by Josef Marsmann
  • Not Answered

    TPSM83100: Characteristics of 2Vinput 0

    25 views
    1 reply
    Latest 15 hours ago
    by Brigitte
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