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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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    BQ79616EVM-021: bq79616-Q1 Example Code 0.1 0 Locked

    3699 views
    1 reply
    Latest over 4 years ago
    by Taylor Vogt
  • Answered

    BQ79656-Q1: We need MTTFd and B10d documents to evaluate functional safety level. 0 Locked

    469 views
    1 reply
    Latest over 4 years ago
    by Taylor Vogt
  • Answered

    BQ79616-Q1: external balancing mosfet configuration 0 Locked

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    4 replies
    Latest over 4 years ago
    by Christian Ammon
  • Answered

    LMR33630-Q1: Formulae discuss 0 Locked

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    2 replies
    Latest over 4 years ago
    by Frank De Stasi
  • Answered

    LMR33630-Q1: Selected output inductor 0 Locked

    216 views
    1 reply
    Latest over 4 years ago
    by Frank De Stasi
  • Answered

    LM5050-1: Redundant supply application 0 Locked

    312 views
    1 reply
    Latest over 4 years ago
    by Praveen GD
  • Answered

    BQ25731: Which charge IC will be recommended for panasonic 18650 battery 0 Locked

    297 views
    1 reply
    Latest over 4 years ago
    by Pengzhao Zhu
  • Suggested Answer

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    3 replies
    Latest over 4 years ago
    by Frank De Stasi
  • Answered

    LM61495: Integrated bypass capacitor 0 Locked

    204 views
    1 reply
    Latest over 4 years ago
    by Frank De Stasi
  • Suggested Answer

    BQ25710EVM-017: Look for the Altium design files for BQ25710EVM-017 0 Locked

    260 views
    1 reply
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    by Pengzhao Zhu
  • Answered

    LMR36006: competitors’ part 0 Locked

    264 views
    1 reply
    Latest over 4 years ago
    by Frank De Stasi
  • Answered

    LM5155: Designing with two switching converters in series 0 Locked

    283 views
    6 replies
    Latest over 4 years ago
    by J.Schweiger
  • Not Answered

    TPS659039-Q1: SMPS45 voltage change from 1.06V to 1.175V 0 Locked

    147 views
    1 reply
    Latest over 4 years ago
    by Krishnamurthy Hegde
  • Suggested Answer

    UCC21750-Q1: UCC21750-Q1 AIN PIN CONNECTION 0 Locked

    372 views
    1 reply
    Latest over 4 years ago
    by Don Dapkus
  • Suggested Answer

    LM5000: LM5000-3MTCXNOPB 0 Locked

    424 views
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    Latest over 4 years ago
    by Stefan Schauer
  • Answered

    TPS40210-Q1: How to return normal output from Overcurrent status. 0 Locked

    242 views
    2 replies
    Latest over 4 years ago
    by Stefan Schauer
  • Answered

    TPS25221: Reverse current Block operation when the VIN=0V 0 Locked

    297 views
    1 reply
    Latest over 4 years ago
    by Ziv Zhang
  • Answered

    LM43603: Output voltage too low with load / Works fine with lower indcutance 0 Locked

    460 views
    10 replies
    Latest over 4 years ago
    by Robin Maeder
  • Not Answered

    TPS61022: Output Short Test 0 Locked

    271 views
    2 replies
    Latest over 4 years ago
    by Hirotsugu Kobayashi
  • Suggested Answer

    TPS63802: Voltage Dropout when 2Amp 0 Locked

    675 views
    21 replies
    Latest over 4 years ago
    by Tao Zhang
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