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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

    BQ79600EVM: Do not work SPI AutoAddressing 0 Locked

    236 views
    2 replies
    Latest over 1 year ago
    by Seongin Moon
  • Answered

    TPS650861: Program PMIC setting to OTP 0 Locked

    318 views
    2 replies
    Latest over 1 year ago
    by Akihisa Tamazaki
  • Suggested Answer

    TPS65150: When I was using the TPS65150 chip, I tested that the 5, 6 pin (SW) of the chip did not output waveform, I do not know what problems caused it. The schematic design is as follows: 0 Locked

    505 views
    13 replies
    Latest over 1 year ago
    by hao wang
  • Answered

    LM25066A: Wait time before writing / reading 0 Locked

    220 views
    1 reply
    Latest over 1 year ago
    by Avishek Pal
  • Suggested Answer

    TPS23523: Question about Figure 7 "Relationship Between Timer, Gate Current, and Sense Voltage" in the datasheet of TPS23523 0 Locked

    342 views
    7 replies
    Latest over 1 year ago
    by Steven Wang
  • Answered

    UCC21710-Q1: Quiescent current of VEE supply 0 Locked

    287 views
    1 reply
    Latest over 1 year ago
    by Pratik Adibatla
  • Suggested Answer

    BQ25616:Is INPUT CURRENT LIMIT (IINLIM) limited to 500mA supported when using USB SDP (USB500)? 0 Locked

    182 views
    1 reply
    Latest over 1 year ago
    by Ning T
  • Suggested Answer

    BQ76952: If Reg1 is related to adc 0 Locked

    177 views
    1 reply
    Latest over 1 year ago
    by Max Verboncoeur
  • Suggested Answer

    BQ76952: BQ76942 Register 0 Locked

    134 views
    1 reply
    Latest over 1 year ago
    by Max Verboncoeur
  • Suggested Answer

    HT45F5Q-3 TI solution 0 Locked

    123 views
    1 reply
    Latest over 1 year ago
    by JD Crutchfield
  • Suggested Answer

    LMG3522R030: Parameters and suggestion on replacing competitor device 0 Locked

    229 views
    1 reply
    Latest over 1 year ago
    by Kyle Wolf
  • Suggested Answer

    SG3524: SG3524 vs DRV8251 of Motor Design +1 Locked

    522 views
    3 replies
    Latest over 1 year ago
    by Manuel Alva Hernandez
  • Not Answered

    BQ24610EVM: My 6S battery is not charging, just draw 150mA from the power supply 0 Locked

    286 views
    7 replies
    Latest over 1 year ago
    by Aya Khedr
  • Suggested Answer

    BQ2980: BQ2980 - Orering custom programed versions with different opperating thresholds 0 Locked

    276 views
    3 replies
    Latest over 1 year ago
    by Arelis Guerrero
  • Not Answered

    BQ25720: BQ25720 0 Locked

    165 views
    3 replies
    Latest over 1 year ago
    by Tiger Zhou
  • Suggested Answer

    TPS546D24A: Layout Review 0 Locked

    799 views
    9 replies
    Latest over 1 year ago
    by Joseph Conrad
  • Answered

    TL7700-SEP: LT7700-SEP PSpice Model 0 Locked

    289 views
    3 replies
    Latest over 1 year ago
    by Andy Fondaw
  • Answered

    TPS27S100: TPS27100 0 Locked

    437 views
    5 replies
    Latest over 1 year ago
    by Elizabeth Higgins
  • Suggested Answer

    TPS23753: MDI interface maximum trace length 0 Locked

    272 views
    4 replies
    Latest over 1 year ago
    by Melissa Chang
  • Not Answered

    BQ40Z80: Communication error with ManufacturerAccess +1 Locked

    233 views
    4 replies
    Latest over 1 year ago
    by Wyatt Keller
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