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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] TPS65320-Q1: What's the difference between different version: TPS65320-Q1 and TPS65320A/B/C/D-Q1?

    Phil Yi
    Phil Yi
    Part Number: TPS65320-Q1 This thread applies to TPS65320-Q1. TPS65320x-Q1 Revision History.pdf
    • over 3 years ago
    • Power management
    • Power management forum
  • [FAQ] TPS65910: TPS65910A3A1RSLR Replacement

    Phil Yi
    Phil Yi
    Part Number: TPS65910 This thread applies to TPS65910x. All variants based on the device are OTP programmed for specified processor; there is no any drop-in replacement for any specified variant; including the TPS65910A3A1RSLR.
    • over 3 years ago
    • Power management
    • Power management forum
  • [FAQ] TPS65320-Q1: The debounce time of the UVLO protection.

    Phil Yi
    Phil Yi
    Part Number: TPS65320-Q1 This thread applies to TPS65320-Q1. There is no debounce time on the UV/OV for this device; it's just a Schmitt trigger after a UV/OV comparator.
    • over 3 years ago
    • Power management
    • Power management forum
  • [FAQ] What is the difference between filtered and unfiltered gauging parameters?

    Wyatt Keller
    Wyatt Keller
    For most Impedance Track TI battery gauges, a smoothing engine is used to help minimize jumps in the State of Charge (SoC) reported by the gauge. During normal operation of the gauge Full Charge Capacity (FCC) and Remining Capacity (RC) are calculated…
    • Answered
    • over 3 years ago
    • Power management
    • Power management forum
  • [FAQ] What information does TI need to help with learning/accuracy/operation related questions?

    Wyatt Keller
    Wyatt Keller
    Other Parts Discussed in Thread: GPCCHEM , BQSTUDIO To most efficiently help debug State of Charge accuracy issues, problems encountered during the learning cycle process, or any other function related to the gauge like protection, there is some information…
    • Answered
    • over 3 years ago
    • Power management
    • Power management forum
  • [FAQ] What considerations are needed to de-rate the battery charge voltage?

    Wyatt Keller
    Wyatt Keller
    Other Parts Discussed in Thread: GPCCHEM Some applications require a reduction in the charging voltage, one reason can be to increase the cycle life of the battery. Reducing the charging voltage will often cause some discrepancies with the State of…
    • Answered
    • over 3 years ago
    • Power management
    • Power management forum
  • [FAQ] How do I Find a Chemistry ID for my Battery?

    Wyatt Keller
    Wyatt Keller
    Other Parts Discussed in Thread: EV2400 When looking for the correct chemistry ID for Impedance Track gauges, the GPCCHEM tool should be used. This tool helps find the best matching chemistry ID for the battery. The chemistry ID contains the baseline…
    • Answered
    • over 3 years ago
    • Power management
    • Power management forum
  • [FAQ] How to Calculate State of Charge (SoC) Accuracy

    Wyatt Keller
    Wyatt Keller
    It is common to verify the accuracy of the gauge SoC after learning cycles or battery characterization by doing some math on the discharge logs for capacity and comparing it with the gauge’s predictions. The voltage range used to define 100% and 0%…
    • Answered
    • over 3 years ago
    • Power management
    • Power management forum
  • [FAQ] Impedance Track FAQs

    Wyatt Keller
    Wyatt Keller
    Impedance Track FAQ Home Page This is the home page for common Impedance Track (IT) questions. Please note that not all FAQs will be applicable for the specific gauge being used, as functions have been added over time. FAQs What information does…
    • Answered
    • over 3 years ago
    • Power management
    • Power management forum
  • [FAQ] TPS546D24A: What are the differences between the TPS546D24A and the TPS546B24A? Can I swap my design for less than 20A between the two?

    Peter James Miller
    Peter James Miller
    Part Number: TPS546D24A Other Parts Discussed in Thread: TPS546B24A What are the differences between the TPS546D24A and TPS546B24A? Can I use one in place of the other for applications with less than 20A of load current? If I completed my design…
    • Answered
    • over 3 years ago
    • Power management
    • Power management forum
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  • Answered

    BQ35100: Calculate SOC from AccumulatedCapacity in Accumulator mode 0 Locked

    521 views
    1 reply
    Latest over 7 years ago
    by Onyx Ahiakwo
  • Answered

    TPS3808: Equation1 for CT(Reset period programming pin) 0 Locked

    615 views
    1 reply
    Latest over 7 years ago
    by Abhinav.Sharma
  • Suggested Answer

    LMR23625-Q1: Characteristics specified only typical value 0 Locked

    251 views
    1 reply
    Latest over 7 years ago
    by Arief Hernadi
  • Suggested Answer

    LM76002-Q1: Can Max juntion temp = max ambient temp? 0 Locked

    372 views
    1 reply
    Latest over 7 years ago
    by Frank De Stasi
  • Suggested Answer

    TPS53353: TPS53353/55 ripple injection calculation 0 Locked

    396 views
    1 reply
    Latest over 7 years ago
    by Arief Hernadi
  • Answered

    LMR23625-Q1: Operation verification 0 Locked

    248 views
    1 reply
    Latest over 7 years ago
    by Arief Hernadi
  • Suggested Answer

    LM5085: Output voltage drop 0 Locked

    1081 views
    4 replies
    Latest over 7 years ago
    by Mahboob Khan Mohammed
  • Answered

    LM5140-Q1: The output voltage is decreased 0 Locked

    472 views
    3 replies
    Latest over 7 years ago
    by Terry Allinder
  • Suggested Answer

    Please recommend the best charger IC for my needs 0 Locked

    807 views
    5 replies
    Latest over 7 years ago
    by Jeff F
  • Suggested Answer

    WEBENCH® Tools/BQ34Z100-G1: is it manadatory to do learning cycle for battery of ic bq34z100-g1. 0 Locked

    493 views
    3 replies
    Latest over 7 years ago
    by Damian Lewis
  • Not Answered

    LM25019: EMI / EMC filter for LM25019 0 Locked

    469 views
    1 reply
    Latest over 7 years ago
    by Timothy Hegarty
  • Suggested Answer

    TPS2490: TPS2490 excel value check 0 Locked

    721 views
    3 replies
    Latest over 7 years ago
    by Brian Daugherty
  • Discussion

    [FAQ] Multiphase FAQ & Answers - TPS53647, TPS53667, TPS53681 Locked

    3002 views
    0 replies
    Started over 7 years ago
    by Carmen Parisi
  • Answered

    TPS27081A: TPS27081A rise time over 7msec 0 Locked

    411 views
    1 reply
    Latest over 7 years ago
    by Aleksandras_Kaknevicius
  • Answered

    TPS63700: Internal pull-down of EN pin 0 Locked

    267 views
    3 replies
    Latest over 7 years ago
    by Chris Glaser
  • Suggested Answer

    TPS4H160-Q1: current limiter overcurrent protection & short circuit protection 0 Locked

    1440 views
    3 replies
    Latest over 7 years ago
    by Mahmoud Harmouch
  • Suggested Answer

    UCD90120A: Programming trouble with UCD90120A 0 Locked

    891 views
    2 replies
    Latest over 7 years ago
    by Steven Sharp
  • Answered

    TPS4H160-Q1: Characteristics specified only typical value 0 Locked

    213 views
    1 reply
    Latest over 7 years ago
    by Mahmoud Harmouch
  • Suggested Answer

    TPS23861: 2 port operation but always sense 4 port 0 Locked

    512 views
    3 replies
    Latest over 7 years ago
    by Penny Xu
  • Answered

    TPS2378: Heat issues occured. 0 Locked

    3640 views
    8 replies
    Latest over 7 years ago
    by Thomas Lewis
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