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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

    LM65645-Q1: LM65645SRZTRQ1 0

    58 views
    6 replies
    Latest 18 days ago
    by Youhao Xi
  • Not Answered

    TPS23861: TPS23861 GND problem 0

    37 views
    1 reply
    Latest 18 days ago
    by Anagha Jagannath
  • Suggested Answer

    TPS25981: PG Pin Confusion 0

    35 views
    1 reply
    Latest 18 days ago
    by Arush Gupta
  • Suggested Answer

    BQ76952: Inquire about how to connect VC0 to VC16 when using 14 CELLs 0

    48 views
    1 reply
    Latest 18 days ago
    by Rohin Nair
  • Not Answered

    TPS4H160-Q1: Outx pin abs voltage 0

    43 views
    3 replies
    Latest 18 days ago
    by Alan Whitehead
  • Answered

    TPS65987DDK: Behavior when TPS65987DDK is unpowered 0

    88 views
    9 replies
    Latest 18 days ago
    by Aya Khedr
  • Not Answered

    TPS2373: Question about PoE power forwarding. 0

    39 views
    1 reply
    Latest 18 days ago
    by Zhining Zhang
  • Suggested Answer

    TPS3842: TPS3842A011DRLR 0

    30 views
    1 reply
    Latest 18 days ago
    by Henry Naguski
  • Not Answered

    TPS1H000-Q1: TPS1H000AQDGNRQ1 shoulder damage? 0

    62 views
    6 replies
    Latest 18 days ago
    by Alan Whitehead
  • Suggested Answer

    TUSB544: DisplayPort only finishes link training when configured as 4 lane DP with source mode in USB-C DP + USB3 altmode sink device 0

    1433 views
    66 replies
    Latest 18 days ago
    by Vishesh Pithadiya
  • Suggested Answer

    TPS26750: application review 0

    221 views
    1 reply
    Latest 18 days ago
    by Chris Sterzik
  • Answered

    UCC5881-Q1: Compatibility of UCC5881 in 3000VDC systems 0

    94 views
    8 replies
    Latest 18 days ago
    by Max Verboncoeur
  • Not Answered

    TPS25751: Inquiry on TPS25751S Pin Connections and EEPROM Operation 0

    34 views
    1 reply
    Latest 18 days ago
    by Chris Sterzik
  • Answered

    LM74502-Q1: LM74502QDDFRQ1 failed during ISO 7637-2 Pulse 2a testing 0

    181 views
    9 replies
    Latest 18 days ago
    by Yauhen Karuseichyk
  • Suggested Answer

    BQ25170: USB-C PD using BQ25170 + TPS63070 0

    67 views
    5 replies
    Latest 18 days ago
    by Jeff F
  • Not Answered

    BQ27421-G1: Configuration for battery above 8000mAh 0

    37 views
    3 replies
    Latest 18 days ago
    by Dominik Hartl11
  • Suggested Answer

    BQ51020: TI replacement for the LTC4120 0

    55 views
    3 replies
    Latest 18 days ago
    by Garrett Kreger
  • Not Answered

    TPS25751: System shuts down without battery connected 0

    79 views
    3 replies
    Latest 18 days ago
    by Chris Sterzik
  • Suggested Answer

    BQ25101: BQ25101YFPR 0

    30 views
    2 replies
    Latest 18 days ago
    by Ning T
  • Answered

    TPS7A24: layout suggestion 0

    47 views
    3 replies
    Latest 18 days ago
    by Alex Davis
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