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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

    Question about Storage Temperature Ratings of TPS2530DBVT 0 Locked

    194 views
    1 reply
    Latest over 4 years ago
    by Ziv Zhang
  • Not Answered

    BQ4050: How to set 3.0V is the terminate voltage? 0 Locked

    171 views
    1 reply
    Latest over 4 years ago
    by Wyatt Keller
  • Suggested Answer

    BQ27Z561: BQ27Z561 application question 0 Locked

    317 views
    1 reply
    Latest over 4 years ago
    by Wyatt Keller
  • Suggested Answer

    BQ34Z100-G1: How much higher can Full Charge Capacity be than Design Capacity? 0 Locked

    337 views
    1 reply
    Latest over 4 years ago
    by Wyatt Keller
  • Not Answered

    BQ34Z100-G1: I2C SDA will latch low about 1 sec and all registers has wrong report when 0 degree. 0 Locked

    460 views
    1 reply
    Latest over 4 years ago
    by Wyatt Keller
  • Answered

    UCC29910A: Increasing Power 0 Locked

    269 views
    3 replies
    Latest over 4 years ago
    by Yunsheng Qu
  • Answered

    BQ25970: Does BQ25970 have Input reverse-current protection 0 Locked

    291 views
    1 reply
    Latest over 4 years ago
    by Zhiyong Xia
  • Answered

    LM5002: Questionn about te distance between RT resister and LM5002 0 Locked

    370 views
    3 replies
    Latest over 4 years ago
    by Voyager Liao
  • Suggested Answer

    TPS92613-Q1: PSpice simulation error 0 Locked

    237 views
    1 reply
    Latest over 4 years ago
    by Frank Qiu
  • Answered

    TPS22990: Power supply for QOD 0 Locked

    227 views
    2 replies
    Latest over 4 years ago
    by Kazuhiko Hirano
  • Answered

    BQ76952: Cell balancing can be balanced simultaneously 0 Locked

    505 views
    4 replies
    Latest over 4 years ago
    by Duc Nguyen
  • Suggested Answer

    REF34-Q1: Tj and Tj temperature clarification 0 Locked

    232 views
    1 reply
    Latest over 4 years ago
    by Tony!
  • Suggested Answer

    TPS65105: Power sequence 0 Locked

    269 views
    6 replies
    Latest over 4 years ago
    by Liaqat Khan
  • Answered

    TPS23731: 802.3bt type3 class3 PD reference design 0 Locked

    709 views
    13 replies
    Latest over 4 years ago
    by Yuan_1980
  • Answered

    BQ7716: Interaction of BQ771600 and BQ40Z50 during Cell-over-voltage events 0 Locked

    380 views
    1 reply
    Latest over 4 years ago
    by Matt Sunna
  • Suggested Answer

    TPS7A91: Start up sequence issue 0 Locked

    299 views
    2 replies
    Latest over 4 years ago
    by Stephen Ziel
  • Answered

    BQ76942: Use alert pin to awake MCU when discharge current reaches a threshold 0 Locked

    339 views
    3 replies
    Latest over 4 years ago
    by Matt Sunna
  • Not Answered

    LM5170-Q1: if we set the SS cap. in a large value, will have any risk? 0 Locked

    178 views
    1 reply
    Latest over 4 years ago
    by Youhao Xi
  • Not Answered

    LM5157-Q1: EMI performance & report of LM5157 0 Locked

    256 views
    1 reply
    Latest over 4 years ago
    by EM
  • Answered

    TPS544C25: VOUT_COMMAND not adjusting Vout as expected 0 Locked

    378 views
    1 reply
    Latest over 4 years ago
    by Peter James Miller
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