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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

    LM74680: LM74680 to replace Full Bridge Rectifier in low current dc power circuit with user selected polarity input 0

    78 views
    3 replies
    Latest 16 days ago
    by Shiven Dhir
  • Answered

    HD3SS3220: Schematic and layout review request 0

    104 views
    12 replies
    Latest 16 days ago
    by Muhammad Shah
  • Suggested Answer

    UC1842: UC1842 and UC1842A 0

    238 views
    14 replies
    Latest 16 days ago
    by Adhvaidh Aravind
  • Suggested Answer

    TPS50601A-SP: Understanding potential causes of regulator experiencing overvoltage on the output 0

    41 views
    1 reply
    Latest 16 days ago
    by Andy Fondaw
  • Answered

    TPS1685: dvdt maximum capacitance 0

    26 views
    1 reply
    Latest 16 days ago
    by Amrit Jit
  • Not Answered

    BQ25798EVM: Pull up rail not showing 3.3V - unable to connect to EV2500 board for I2C comms 0

    31 views
    1 reply
    Latest 16 days ago
    by Jeff F
  • Answered

    BQ34Z100-R2: Need support for BQ34Z100-R2 IC schematics 0

    67 views
    5 replies
    Latest 16 days ago
    by Diego
  • Suggested Answer

    LM5036: Any detailed materials about LM5036EVM? 0

    35 views
    1 reply
    Latest 16 days ago
    by Hong Huang
  • Answered

    BQ28Z620: SS flag logic 0

    41 views
    1 reply
    Latest 16 days ago
    by Diego
  • Suggested Answer

    BQ27542EVM: Is it normal for the remaining capacity to change 0

    133 views
    1 reply
    Latest 16 days ago
    by Alan Frias
  • Suggested Answer

    BQ27427EVM: Do not recognize end of charge in learning cycle 0

    212 views
    12 replies
    Latest 16 days ago
    by Romain S
  • Answered

    TPS54622-EP: regarding pin type 0

    31 views
    2 replies
    Latest 16 days ago
    by Maharajan P
  • Answered

    TPS546C25: Ishare and Trigger in Standalone Configuration 0

    29 views
    3 replies
    Latest 16 days ago
    by David_Daniels
  • Not Answered

    UCC27714: HO pin can drive MOSFET gates high quickly but only ramps down slowly when driving the gates low. 0

    112 views
    6 replies
    Latest 16 days ago
    by Larry Chao
  • Suggested Answer

    TPS650352-Q1: TPS650353-Q1 spec 0

    36 views
    1 reply
    Latest 16 days ago
    by Phil Yi
  • Answered

    TL1451A: Recommended resiter value 0

    174 views
    10 replies
    Latest 16 days ago
    by Brigitte
  • Suggested Answer

    BQ25792: Part Selection For Low Power Battery Audio Device 0

    52 views
    5 replies
    Latest 16 days ago
    by Jeff F
  • Not Answered

    UCC28951: Paralleling two PSFB in master slave configuration with interleaving using sync pin of UCC28951 0

    98 views
    1 reply
    Latest 16 days ago
    by Mike O'
  • Not Answered

    TPS62871: sch check 0

    65 views
    5 replies
    Latest 16 days ago
    by Chris Glaser
  • Suggested Answer

    BQ25792: Does BQ25792 support 100mv step size to adjust voltage to meet PD3.2 AVS requirement? 0

    39 views
    1 reply
    Latest 16 days ago
    by Jeff F
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