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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

    TPS92515AHV-Q1: Comparator offset issue 0 Locked

    448 views
    5 replies
    Latest over 5 years ago
    by user6066721
  • Answered

    TPS61322: TPS613222 draws too much current 0 Locked

    1343 views
    21 replies
    Latest over 5 years ago
    by Frank Boeh83
  • Answered

    TPS780: Can TPS780 be connected in parallel to increase output current? 0 Locked

    550 views
    4 replies
    Latest over 5 years ago
    by Dan1
  • Answered

    TPS2541: TPS2541 power renegotiation when ILIM_SEL changes 0 Locked

    586 views
    9 replies
    Latest over 5 years ago
    by David Mtz
  • Answered

    LM27402: LM27402 negative voltage on LG 0 Locked

    411 views
    3 replies
    Latest over 5 years ago
    by Yang Wu
  • Answered

    TPS2553: Differences TPS2553, TPS2553-1 und TPS2553D 0 Locked

    633 views
    3 replies
    Latest over 5 years ago
    by Ziv Zhang
  • Suggested Answer

    BQ2057T: Control method of BQ2057T 0 Locked

    398 views
    3 replies
    Latest over 5 years ago
    by Bill Johns
  • Suggested Answer

    LM5122: Negative Buck converter design critique 0 Locked

    222 views
    2 replies
    Latest over 5 years ago
    by Youhao Xi
  • Suggested Answer

    LM25118: Max Duty Cycle 0 Locked

    137 views
    2 replies
    Latest over 5 years ago
    by Youhao Xi
  • Answered

    BQ25713: OTG hysteresis on battery voltage 0 Locked

    398 views
    5 replies
    Latest over 5 years ago
    by Tiger Zhou
  • Answered

    TPS61372: Accuracy of Output Voltage 0 Locked

    258 views
    1 reply
    Latest over 5 years ago
    by Minqiu Xie
  • Suggested Answer

    TPS61222: TPS61222 outputting 3.8V instead of 5V 0 Locked

    694 views
    1 reply
    Latest over 5 years ago
    by Minqiu Xie
  • Suggested Answer

    TPS2561: Certification number of TPS2561 for TUV(European certification ) similar to IEC 60950-1 0 Locked

    256 views
    1 reply
    Latest over 5 years ago
    by Ziv Zhang
  • Suggested Answer

    BQ25713: 5mohm Rsense between SRP an SRN 0 Locked

    264 views
    1 reply
    Latest over 5 years ago
    by Tiger Zhou
  • Suggested Answer

    TPS544C20: TPS544C20 diag online programming 0 Locked

    296 views
    3 replies
    Latest over 5 years ago
    by Peter James Miller
  • Answered

    TPS92515HV: Need TPS92515HV calculation tool 0 Locked

    318 views
    1 reply
    Latest over 5 years ago
    by Irwin Nederbragt
  • Suggested Answer

    TPS61232: TPS61232DRCR broken 0 Locked

    427 views
    4 replies
    Latest over 5 years ago
    by Zack Liu
  • Answered

    LM27313: power dissipation for LM27313 0 Locked

    452 views
    7 replies
    Latest over 5 years ago
    by Zack Liu
  • Suggested Answer

    LP5569: lp5569 0 Locked

    312 views
    1 reply
    Latest over 5 years ago
    by Hardy Wu
  • Answered

    TPS61087: EN Voltage level on Spice model 0 Locked

    197 views
    4 replies
    Latest over 5 years ago
    by Helen chen
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