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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

    BQ25756: Maximum Cell count for Li-ion battery 0 Locked

    482 views
    2 replies
    Latest over 1 year ago
    by Darren DeBattista1
  • Not Answered

    TPS25948: 3D Model 0 Locked

    265 views
    3 replies
    Latest over 1 year ago
    by Kunal Goel
  • Suggested Answer

    LM51581-Q1: Boost snubber circuit 0 Locked

    604 views
    1 reply
    Latest over 1 year ago
    by Moritz
  • Answered

    UCC27211: Full bridge gate driver has a different behavior during phase control with high loads(approx 7W) 0 Locked

    623 views
    8 replies
    Latest over 1 year ago
    by jayadev kadannappally
  • Answered

    UCC28782: RRDM setting range 0 Locked

    215 views
    1 reply
    Latest over 1 year ago
    by Harish Ramakrishnan5
  • Answered

    LM5021: The way to add a diode bridge and an actual transformer to the LM5021-1 TINA-TI Transient Reference Design 0 Locked

    336 views
    2 replies
    Latest over 1 year ago
    by Shinichi Inoue
  • Suggested Answer

    TPS3700: Error on simulation in PSpice for TI 0 Locked

    372 views
    5 replies
    Latest over 1 year ago
    by Sila Atalar
  • Answered

    BQ76952: Implementing Wakeup and the Thermistor Measurement on TS2 0 Locked

    283 views
    2 replies
    Latest over 1 year ago
    by Naveenkrishna V
  • Answered

    TPS4H000-Q1: Pin Number and Pin Designation mismatch in PSpice and Datasheet 0 Locked

    243 views
    2 replies
    Latest over 1 year ago
    by Gokul Kasilingam
  • Not Answered

    TPS61088-Q1: low VIN capability in 2 cell battery 0 Locked

    351 views
    6 replies
    Latest over 1 year ago
    by Fergus He
  • Not Answered

    Unable to drive past a certain current, voltage feedback loop is not stable 0 Locked

    470 views
    11 replies
    Latest over 1 year ago
    by Zhiqian Wu
  • Not Answered

    LP8865X-Q1: the resolution of 28LEDs by LP8865X 0 Locked

    472 views
    15 replies
    Latest over 1 year ago
    by Zhiqian Wu
  • Answered

    TPS54228: TPS54228: Inquiry about TPS54228 Specifications 0 Locked

    262 views
    2 replies
    Latest over 1 year ago
    by Shipeng Cheng
  • Not Answered

    TPS61033-Q1: The issue of Bode diagram 0 Locked

    213 views
    3 replies
    Latest over 1 year ago
    by Nathan Ding
  • Not Answered

    TPS61088-Q1: The input voltage can go below to 2V. 0 Locked

    212 views
    2 replies
    Latest over 1 year ago
    by Fergus He
  • Answered

    TPS61289: Achieve 24V 10A output with 4s3p battery pack 0 Locked

    581 views
    2 replies
    Latest over 1 year ago
    by Fergus He
  • Answered

    TPS65987DDJ: PD I2C timing fall time is less than spec 0 Locked

    388 views
    4 replies
    Latest over 1 year ago
    by Xu jinhao
  • Suggested Answer

    TPS63802: Output noise issue 0 Locked

    659 views
    8 replies
    Latest over 1 year ago
    by Tao Zhang
  • Answered

    BQ24450: Technical Support Request for Developing Lead-Acid Battery Charger 0 Locked

    891 views
    12 replies
    Latest over 1 year ago
    by Jock Duncan
  • Answered

    TPS3435-Q1: CWD shutdown and SET0 pin option 0 Locked

    406 views
    7 replies
    Latest over 1 year ago
    by Joshua Garcia
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