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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

    LM5146-Q1: LM5146-Q1 0

    65 views
    3 replies
    Latest 11 days ago
    by Timothy Hegarty
  • Not Answered

    TPS63901: TPS63901YCJR output stuck at 1.8 V 0

    51 views
    2 replies
    Latest 11 days ago
    by Lei Zhong
  • Answered

    LM5137F-Q1: Noisy output 0

    36 views
    3 replies
    Latest 11 days ago
    by Timothy Hegarty
  • Answered

    LM5177:Is LM5177 suitable for such design conditions? 0

    93 views
    9 replies
    Latest 11 days ago
    by ?? ?
  • Not Answered

    BQ77216: BQ7721600PWR schematics review 0

    11 views
    0 replies
    Started 11 days ago
    by Kevin Huang8
  • Suggested Answer

    TPS25924: BFET 0

    152 views
    16 replies
    Latest 11 days ago
    by Shuji Ishiwata
  • Not Answered

    TPS552892: output too low 0

    26 views
    1 reply
    Latest 11 days ago
    by Shipeng Cheng
  • Not Answered

    LP8867C-Q1: Is there any risk in providing PWM and EN at the same time at start-up timing 0

    56 views
    2 replies
    Latest 11 days ago
    by Suchen Dong
  • Not Answered

    LP8868Y-Q1: LP8868Y-Q1: 0

    16 views
    1 reply
    Latest 11 days ago
    by Suchen Dong
  • Not Answered

    LP5860EVM: Continuation of 1528332/lp5860evm-is-my-lp5860evm-dead/5897803 0

    64 views
    6 replies
    Latest 11 days ago
    by Felix Wang
  • Suggested Answer

    LP5815: Offset Debug 0

    64 views
    4 replies
    Latest 11 days ago
    by Felix Wang
  • Suggested Answer

    LM63635-Q1: Please confirm the output current of PGOOD pin. 0

    80 views
    7 replies
    Latest 11 days ago
    by Frank De Stasi
  • Not Answered

    TPS2373: Use the TPS2373 in a dual-signature PD system 0

    243 views
    16 replies
    Latest 11 days ago
    by Zhining Zhang
  • Suggested Answer

    TPS3851: tRST is significantly lower than mentioned in datasheet 0

    70 views
    4 replies
    Latest 11 days ago
    by Sila Atalar
  • Suggested Answer

    TPS92663A-Q1: ADDR0/1 pin 0

    21 views
    1 reply
    Latest 11 days ago
    by Jaron Wilson
  • Answered

    BQ51013C: Guidance for selecting appropriate wireless receiving coil 0

    143 views
    9 replies
    Latest 11 days ago
    by Bill Johns
  • Answered

    BQ2040: When charging supply is plugged, BQ24040 supplies the circuit even there is no battery 0

    45 views
    1 reply
    Latest 11 days ago
    by Michael Emanuel35
  • Suggested Answer

    TUSB546A-DC register configuration 0

    32 views
    2 replies
    Latest 11 days ago
    by Ryan Kitto
  • Suggested Answer

    HD3SS3220: Compatability of HD3SS3220 with a PD Controller like the TPS25751 or TPS25762-Q1 0

    55 views
    3 replies
    Latest 11 days ago
    by Ryan Kitto
  • Suggested Answer

    TPS65987D: Some questions 0

    161 views
    12 replies
    Latest 11 days ago
    by Kevin Kosta
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