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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

    TPS82672: Minimum on time 0 Locked

    142 views
    3 replies
    Latest 6 months ago
    by Varun John
  • Answered

    TPSI3050-Q1: Safety-Related Certifications 0 Locked

    149 views
    2 replies
    Latest 6 months ago
    by Tamas Both
  • Answered

    UC1845A: Clarification on Capacitor Values for UC1845A 0 Locked

    225 views
    6 replies
    Latest 6 months ago
    by Alok Shukla
  • Answered

    TPS2662: !shutdown input state? 0 Locked

    158 views
    2 replies
    Latest 6 months ago
    by Lee Clore
  • Not Answered

    LP8866-Q1: I have a question regarding the circuit design using the LP8866-Q1. 0 Locked

    217 views
    6 replies
    Latest 6 months ago
    by Zhiqian Wu
  • Not Answered

    LM51231-Q1: How to use Tina to simulate this part using its Pspice model 0 Locked

    194 views
    5 replies
    Latest 6 months ago
    by Niklas Schwarz
  • Answered

    TLC59116-Q1: Unable to reach max current per channel on LED driver 0 Locked

    233 views
    4 replies
    Latest 6 months ago
    by Hector van der Aa
  • Answered

    LM5171: Minimum valid ISET voltage 0 Locked

    130 views
    1 reply
    Latest 6 months ago
    by Feng Ji
  • Suggested Answer

    TPS22917: use the TPS22917 to replace the discrete circuit 0 Locked

    116 views
    1 reply
    Latest 6 months ago
    by Amrit Jit
  • Not Answered

    LM5157-Q1: Pre-Boost Fuction 0 Locked

    118 views
    1 reply
    Latest 6 months ago
    by Hassan Jamal
  • Suggested Answer

    TPS65987D: Method to update the TPS65987D Firmware Version register 0 Locked

    561 views
    12 replies
    Latest 6 months ago
    by Kevin Kosta
  • Answered

    BQ25750: Recommendation for variable cell count 0 Locked

    178 views
    5 replies
    Latest 6 months ago
    by Dr. Alexander W. Lenhardt
  • Not Answered

    BQ25172: NiMH charger check 0 Locked

    163 views
    4 replies
    Latest 6 months ago
    by Bill Johns
  • Answered

    LM74670-Q1: About OR-ing circuit with a Schottky diode 0 Locked

    138 views
    1 reply
    Latest 6 months ago
    by Shiven Dhir
  • Suggested Answer

    LM74930-Q1: How to properly use the SW pin? 0 Locked

    127 views
    1 reply
    Latest 6 months ago
    by Shiven Dhir
  • Answered

    TPS22992: Behaviour under over load conditions 0 Locked

    128 views
    3 replies
    Latest 6 months ago
    by Amrit Jit
  • Answered

    Power management forum 0 Locked

    94 views
    2 replies
    Latest 6 months ago
    by Ankit Ahlawat
  • Answered

    LM4128: LM4128 EN pin input impedance or input leakage current 0 Locked

    186 views
    7 replies
    Latest 6 months ago
    by Andrew Li
  • Answered

    UCC28070: UCC28070 +1 Locked

    161 views
    2 replies
    Latest 6 months ago
    by Jacobo
  • Answered

    TLV61220: Input current is unstable 0 Locked

    187 views
    5 replies
    Latest 6 months ago
    by Nini Zhong
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