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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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  • Answered

    TPS51220: Voltage Drop/Rail Collapse 0 Locked

    2025 views
    9 replies
    Latest over 5 years ago
    by Yuchang Zhang
  • Answered

    TPS7A47: What is the difference between TPS7A4701RGWT and TPS7A4701RGWR? 0 Locked

    465 views
    1 reply
    Latest over 5 years ago
    by Stephen Ziel
  • Suggested Answer

    Need manufacturer’s catalogue or some data which have the introduction or description about the pin materials LM140H-5.0/883 0 Locked

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    TPS796: Spice model for output impedance calculation 0 Locked

    509 views
    1 reply
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  • Suggested Answer

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    by Andy Liu (BMS)
  • Not Answered

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    258 views
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    by Richard Fu22
  • Answered

    BQ25898D: About DPDM AUTO DETECT 0 Locked

    358 views
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  • Answered

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    367 views
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    by AMARNATH M
  • Suggested Answer

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    393 views
    8 replies
    Latest over 5 years ago
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  • Suggested Answer

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    342 views
    1 reply
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    by Steve Preissig
  • Answered

    TPS543B20: bom to bom with TPS543C20/A 0 Locked

    482 views
    5 replies
    Latest over 5 years ago
    by Gerold Dhanabalan - Online Design Tools
  • Suggested Answer

    TPS544B25EVM-681: How to modify the EVM's output voltage range 1~3V 0 Locked

    254 views
    1 reply
    Latest over 5 years ago
    by Gerold Dhanabalan - Online Design Tools
  • Not Answered

    TPS27081A: case : fastest Raise time of VOUT 0 Locked

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

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    270 views
    3 replies
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    by Andy Liu (BMS)
  • Suggested Answer

    Choice of gauging solution for multiple parallel 6s packs 0 Locked

    428 views
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    by Andy Liu (BMS)
  • Not Answered

    BQ25713: Figure 46. Application Diagram typos 0 Locked

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

    REF6025: C_L value for load transient response graph on the datasheet 0 Locked

    399 views
    5 replies
    Latest over 5 years ago
    by Marcoo Z
  • Suggested Answer

    BQ27750: Battery Management Studio not detecting BQ27750 0 Locked

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    by Andy Liu (BMS)
  • Answered

    BQ25895: How to test production PCBA 0 Locked

    293 views
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    Latest over 5 years ago
    by Martin Tessier
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