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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] How to optimize layout of the PoE PD system?

    Brett Colteaux
    Brett Colteaux
    How to optimize layout of the PoE PD system?
    • Answered
    • over 7 years ago
    • Power management
    • Power management forum
  • [FAQ] What is the use of T2P in PoE applications?

    Brett Colteaux
    Brett Colteaux
    What is the use of T2P in PoE applications?
    • Answered
    • over 7 years ago
    • Power management
    • Power management forum
  • [FAQ] I want to add an adapter to my PoE PD design. What are the different adapter ORing options I can implement? What are considerations for each option?

    Brett Colteaux
    Brett Colteaux
    I want to add an adapter to my PoE PD design. What are the different adapter ORing options I can implement? What are considerations for each option?
    • Answered
    • over 7 years ago
    • Power management
    • Power management forum
  • [FAQ] Why does my PoE PD EVM continuously power cycle after connecting to an IEEE802.3at compliant PSE?

    Brett Colteaux
    Brett Colteaux
    Why does my PoE PD EVM continuously power cycle after connecting to an IEEE802.3at compliant PSE?
    • Answered
    • over 7 years ago
    • Power management
    • Power management forum
  • [FAQ] Why is soft-start so important with PoE devices?

    Brett Colteaux
    Brett Colteaux
    Why is soft-start so important with PoE devices?
    • Answered
    • over 7 years ago
    • Power management
    • Power management forum
  • [FAQ] How is the PoE handshake done between PSE and PD (detection, classification and inrush)?

    Brett Colteaux
    Brett Colteaux
    How is the PoE handshake done between PSE and PD (detection, classification and inrush)?
    • Answered
    • over 7 years ago
    • Power management
    • Power management forum
  • [FAQ] What are the anticipated changes between the IEEE802.3at and IEEE802.3bt PoE standards?

    Brett Colteaux
    Brett Colteaux
    What are the anticipated changes between the IEEE802.3at and IEEE802.3bt PoE standards?
    • Answered
    • over 7 years ago
    • Power management
    • Power management forum
  • [FAQ] How does the data signal and power operate in the same Ethernet cable?

    Brett Colteaux
    Brett Colteaux
    How does the data signal and power operate in the same Ethernet cable?
    • Answered
    • over 7 years ago
    • Power management
    • Power management forum
  • [FAQ] BQ76930: or bq76940: Zero volts reported after boot

    WM5295
    WM5295
    Part Number: BQ76930 Other Parts Discussed in Thread: BQ76940 , Why do some cell voltages read 0 after boot with the bq76930 or bq76940?
    • Answered
    • over 7 years ago
    • Power management
    • Power management forum
  • [FAQ] How to calculate Junction Temperature for PoE PD + PWM Controller

    Chen Bogey8
    Chen Bogey8
    Part Number: TPS23751 Hi Sir May we know how to calculation TPS23751 power dissipation? As i know, the Tj = Pd * Rjc+ Tc, am i right? Bogey
    • over 7 years ago
    • Power management
    • Power management forum
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View FAQ threads
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  • Answered

    Disable pre-charge on BQ24450 0 Locked

    280 views
    1 reply
    Latest over 14 years ago
    by Tahar Allag
  • Answered

    BQ2403X - charge timer 0 Locked

    368 views
    1 reply
    Latest over 14 years ago
    by Chris Glaser
  • Suggested Answer

    DEVOFF event of TPS65950 will result Restart of the system instead of power off 0 Locked

    714 views
    5 replies
    Latest over 14 years ago
    by Javier Martin19423
  • Not Answered

    CSD16301Q2 - Rds(on) 0 Locked

    309 views
    2 replies
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    by Cui Mao
  • Answered

    Can I use bq27200 IC for Li-on battery monitor . I have two battery in series with 3.6V cell voltage and 9Ah capacity? 0 Locked

    459 views
    8 replies
    Latest over 14 years ago
    by Charles Herder
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    bq20z95 Why V(REG) so low? 0 Locked

    228 views
    2 replies
    Latest over 14 years ago
    by Michael Banak
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    2311 views
    20 replies
    Latest over 14 years ago
    by JohnTucker
  • Answered

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    378 views
    1 reply
    Latest over 14 years ago
    by ron phelps
  • Answered

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    494 views
    3 replies
    Latest over 14 years ago
    by Bill Stokes
  • Answered

    TLV70718 PCB footprint 0 Locked

    475 views
    4 replies
    Latest over 14 years ago
    by Chris Glaser
  • Suggested Answer

    TPS65950 Problem with LED control (for turning backlight on/off) 0 Locked

    664 views
    10 replies
    Latest over 14 years ago
    by Lord Loh.
  • Not Answered

    BQ20z40 / BQ20z45 Qmax and Ra error 0 Locked

    786 views
    1 reply
    Latest over 14 years ago
    by Chase7071949597
  • Answered

    adjust ptn78000h output voltage via digital potentiometer? 0 Locked

    431 views
    1 reply
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    by Tom Guerin
  • Answered

    UC3906 batt full LED light up prematurely 0 Locked

    762 views
    8 replies
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    by Chris Glaser
  • Answered

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    292 views
    1 reply
    Latest over 14 years ago
    by Chris Glaser
  • Answered

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    1261 views
    9 replies
    Latest over 14 years ago
    by Chris Glaser
  • Answered

    Recommendation for thermal pad connection for TPS61040DRVR/TPS61041DRVR... 0 Locked

    420 views
    2 replies
    Latest over 14 years ago
    by Soren Steen Christensen
  • Not Answered

    BMS research 0 Locked

    249 views
    0 replies
    Started over 14 years ago
    by Benjamin Anderson
  • Answered

    BQ24005 not working - parts being damaged after power up 0 Locked

    1361 views
    3 replies
    Latest over 14 years ago
    by Tahar Allag
  • Not Answered

    Texas Instruments Fusion Digital Power Designer command line programs 0 Locked

    1548 views
    9 replies
    Latest over 14 years ago
    by John Miller74140
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