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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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View FAQ threads
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  • Answered

    TPS3842: Looking for Power Supply Supervisor Solution for Agilex-5 SoC (A5EDxxx) with Tight Voltage Tolerances 0

    62 views
    3 replies
    Latest 9 days ago
    by Andrew Li
  • Suggested Answer

    BQ40Z50: RM jump when in aging process 0

    82 views
    2 replies
    Latest 9 days ago
    by Miguel Castro Gonzalez
  • Suggested Answer

    CSD19538Q3A: Dimension Definition 0

    30 views
    1 reply
    Latest 9 days ago
    by John Wallace1
  • Suggested Answer

    BQ40Z50-R1:BQ40Z50发送SHUTDOWN指令后进入休眠,接入充电器唤醒后,不同电池在第1S 第5S读到的数据都异常,后面的数据都正常,请问建议唤醒多久后再读取数据? 0

    177 views
    2 replies
    Latest 9 days ago
    by Miguel Castro Gonzalez
  • Suggested Answer

    UA78M: UA78M33CDCYR PCN/Change Causing Increased Oscillation on Output.. 0

    97 views
    1 reply
    Latest 9 days ago
    by Jorge Del Rio
  • Not Answered

    BQ34Z100-R2: Appropriate value for Sleep Current 0

    54 views
    4 replies
    Latest 9 days ago
    by Dominik Hartl11
  • Suggested Answer

    BQ40Z50-R2: Battery Chemistry Library 0

    50 views
    2 replies
    Latest 9 days ago
    by Miguel Castro Gonzalez
  • Suggested Answer

    BQ40Z50-R2:BQ40Z50无法通讯,但是输出状态正常,电池组可以正常工作 0

    155 views
    2 replies
    Latest 9 days ago
    by Miguel Castro Gonzalez
  • Suggested Answer

    BQ34Z100-R2: IC going back to 0001_0_02 after power cycle, even after successfully programming it to latest firmware 0

    53 views
    3 replies
    Latest 9 days ago
    by Diego
  • Suggested Answer

    BQ34Z100-R2: I want to design the fuel gauge BQ34Z100PWR-R2 for 5S2P battery 0

    107 views
    7 replies
    Latest 9 days ago
    by Diego
  • Suggested Answer

    TPS51206: VTTREF, VTT ramp up timing 0

    25 views
    1 reply
    Latest 9 days ago
    by James Steenbock
  • Suggested Answer

    BQ4050: The displayed battery level is inconsistent with the actual cell charge 0

    123 views
    3 replies
    Latest 9 days ago
    by Miguel Castro Gonzalez
  • Suggested Answer

    TPS3851: Recommended termination for RESET# pin 0

    32 views
    1 reply
    Latest 9 days ago
    by Jesse Villanueva
  • Suggested Answer

    LM74610-Q1: Compatible MOSFET with LM74610-Q1 0

    38 views
    1 reply
    Latest 9 days ago
    by Shiven Dhir
  • Suggested Answer

    LM66200: ORing Controller N-Channel 0

    49 views
    3 replies
    Latest 9 days ago
    by Shiven Dhir
  • Not Answered

    BQ500211: BQ500211 EVM 0

    36 views
    3 replies
    Latest 9 days ago
    by Bill Johns
  • Answered

    LM3881: use without Cadj 0

    27 views
    1 reply
    Latest 9 days ago
    by yihe
  • Suggested Answer

    TPS2553-Q1: TPS2553-Q1: 0

    56 views
    5 replies
    Latest 9 days ago
    by Seong Kim
  • Suggested Answer

    UCC27537: Suitable devices recommendation 0

    439 views
    2 replies
    Latest 9 days ago
    by Rubas Khalid
  • Suggested Answer

    UCC27322: Will ROH pull up resistance change with Iout varying? 0

    39 views
    2 replies
    Latest 9 days ago
    by Rubas Khalid
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