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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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    LM5143-Q1: Input voltage and VDDA internal voltage 0 Locked

    422 views
    4 replies
    Latest over 5 years ago
    by Marco Fogli
  • Suggested Answer

    BQ25713: Asking for the design review BQ25713 schematic 0 Locked

    307 views
    1 reply
    Latest over 5 years ago
    by Tiger Zhou
  • Answered

    TPS65094: PCH_PWROK power off delay 0 Locked

    506 views
    2 replies
    Latest over 5 years ago
    by Edward Lee
  • Answered

    TPS2121: Operation of seamless switch between inputs 0 Locked

    411 views
    1 reply
    Latest over 5 years ago
    by Andy Robles
  • Suggested Answer

    CSD87502Q2: ESD rating on CSD87502Q2 0 Locked

    342 views
    1 reply
    Latest over 5 years ago
    by John Wallace1
  • Not Answered

    LM5176: Could you review LM5176 SCH ? 0 Locked

    202 views
    1 reply
    Latest over 5 years ago
    by Garrett Roecker
  • Answered

    LM25066: asked recommendation in layout for 4 Rsense 0 Locked

    835 views
    11 replies
    Latest over 5 years ago
    by 6351228
  • Suggested Answer

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    303 views
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    by Robert Taylor1
  • Answered

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    278 views
    1 reply
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    by JCHK
  • Suggested Answer

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    232 views
    5 replies
    Latest over 5 years ago
    by Raheem
  • Suggested Answer

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    556 views
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    by Peter James Miller
  • Answered

    TPS65320-Q1: LDO output overvoltage during startup 0 Locked

    683 views
    6 replies
    Latest over 5 years ago
    by Mahmoud Harmouch
  • Suggested Answer

    Reference design for 80w Design 0 Locked

    259 views
    1 reply
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    by Robert Taylor1
  • Answered

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    786 views
    5 replies
    Latest over 5 years ago
    by dimitri james
  • Answered

    BQ27421-G1: Shutdown mode for long time 0 Locked

    218 views
    1 reply
    Latest over 5 years ago
    by Wyatt Keller
  • Suggested Answer

    BQ40Z80: Request a Design review. 0 Locked

    376 views
    11 replies
    Latest over 5 years ago
    by Mason Liu
  • Suggested Answer

    TLV702: LDO which could prevent current backflow 0 Locked

    336 views
    1 reply
    Latest over 5 years ago
    by JCHK
  • Answered

    TPS2066: One more question about Enable Pins 0 Locked

    416 views
    10 replies
    Latest over 5 years ago
    by Ulf Pambor
  • Suggested Answer

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    424 views
    3 replies
    Latest over 5 years ago
    by Steve Preissig
  • Not Answered

    LM3434SQ-20AEV: LM3434SQ-20AEV - bord burned if powered with -24VDC - why? 0 Locked

    299 views
    1 reply
    Latest over 5 years ago
    by Irwin Nederbragt
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