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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

    LM7480-Q1: Load dump for 48V systems 0 Locked

    516 views
    3 replies
    Latest over 1 year ago
    by Shiven Dhir
  • Answered

    LMR16030: LMR0603 Component Failure in Circuit Deployment 0 Locked

    425 views
    13 replies
    Latest over 1 year ago
    by Sowjanya A
  • Not Answered

    TPS65311-Q1: Device does not start at low VIN 0 Locked

    207 views
    3 replies
    Latest over 1 year ago
    by Niko Alatalo
  • Not Answered

    TPS92520-Q1: About the TPS92520-Q1 0 Locked

    170 views
    1 reply
    Latest over 1 year ago
    by Xiaoguang
  • Answered

    LM36011: Issues with I2C timing 0 Locked

    344 views
    5 replies
    Latest over 1 year ago
    by Steven Li
  • Suggested Answer

    TPS55289: TPS55289: Large Capacitance/Output Voltage Change -> Reverse Current Failure? 0 Locked

    414 views
    4 replies
    Latest over 1 year ago
    by Bryce Xun
  • Not Answered

    TPS923653DYYREVM: TPS923653DYYREVM Change to Buck-Boost Mode 0 Locked

    253 views
    5 replies
    Latest over 1 year ago
    by Steven Li
  • Not Answered

    TPS923654: Schematic review request 0 Locked

    132 views
    2 replies
    Latest over 1 year ago
    by Steven Li
  • Suggested Answer

    TPS922052: UVP resistor divider 0 Locked

    200 views
    2 replies
    Latest over 1 year ago
    by Steven Li
  • Not Answered

    LM74910-Q1: Overcurrent protection behavior of LM74910 0 Locked

    203 views
    1 reply
    Latest over 1 year ago
    by Shiven Dhir
  • Not Answered

    TPS61377: FB, EN/UVLO leakage current 0 Locked

    325 views
    5 replies
    Latest over 1 year ago
    by Lei Zhong
  • Answered

    TPS25830A-Q1: I add up a query to : https://e2e.ti.com/support/interface-group/interface/f/interface-forum/1035543/tps25830a-q1-cable-droop-compensation-voltage-variation?tisearch=e2e-sitesearch&keymatch=TPS25830A-Q1 0 Locked

    151 views
    2 replies
    Latest over 1 year ago
    by Anusha Ga
  • Not Answered

    TPS53679: RE:-Simulation result of TPS53679 0 Locked

    231 views
    4 replies
    Latest over 1 year ago
    by Chanakya Mandela
  • Suggested Answer

    LM5176: The LM5176 inductance is hot 0 Locked

    312 views
    3 replies
    Latest over 1 year ago
    by Stefan Schauer
  • Suggested Answer

    TPS63900: TPS63900 0 Locked

    316 views
    4 replies
    Latest over 1 year ago
    by Bryce Xun
  • Suggested Answer

    LM5180: 12V input 12V output with 0.8A load current 0 Locked

    291 views
    2 replies
    Latest over 1 year ago
    by Shuai Yuan
  • Suggested Answer

    TPS55289-Q1: Thermal resistance 0 Locked

    181 views
    2 replies
    Latest over 1 year ago
    by Bryce Xun
  • Answered

    TPS568236: Enable Pin Voltage is LOW 0 Locked

    265 views
    4 replies
    Latest over 1 year ago
    by Rahul
  • Not Answered

    battery balance 0 Locked

    148 views
    3 replies
    Latest over 1 year ago
    by Luis H. S.
  • Answered

    BQ76952: Predischarge current limiting resistor calculation. 0 Locked

    357 views
    3 replies
    Latest over 1 year ago
    by Luis H. S.
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