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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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  • Not Answered

    TPS53689: FW Needed for 4+2 0 Locked

    134 views
    0 replies
    Started over 1 year ago
    by Qiang Ren
  • Suggested Answer

    LMG2100R044: Spice Model 0 Locked

    359 views
    3 replies
    Latest over 1 year ago
    by Madhur Wagle
  • Answered

    TPS92611-Q1: Disconnect the GND of chip, LED will light on 0 Locked

    401 views
    7 replies
    Latest over 1 year ago
    by Hailee Xu
  • Suggested Answer

    LM74502-Q1: TVS for ISO7637-2 Pulse1 test 0 Locked

    308 views
    1 reply
    Latest over 1 year ago
    by Shiven Dhir
  • Suggested Answer

    TPS22916: Reverse Current Blocking 0 Locked

    278 views
    2 replies
    Latest over 1 year ago
    by Dice-K
  • Answered

    TPSM83100: How much current can I get if using single cell li-battery boost to 5V? 0 Locked

    208 views
    1 reply
    Latest over 1 year ago
    by Tao Zhang
  • Not Answered

    BQ25731: feasability very low charging current <300mA 0 Locked

    188 views
    0 replies
    Started over 1 year ago
    by Jan Bock
  • Answered

    TPS25750: TPS25750EVM 0 Locked

    316 views
    4 replies
    Latest over 1 year ago
    by Schroedinger Karl
  • Not Answered

    TPS61289: Power management forum 0 Locked

    479 views
    9 replies
    Latest over 1 year ago
    by Fergus He
  • Not Answered

    LM3697: RGB LED 0 Locked

    228 views
    3 replies
    Latest over 1 year ago
    by Patrick Yao
  • Answered

    TPS82140: TPS82140 vs TPS82150 0 Locked

    225 views
    1 reply
    Latest over 1 year ago
    by Colin Chen
  • Answered

    LM5176:The problem of ground short circuit of the pin of the low side FET control stage on chip 0 Locked

    1429 views
    35 replies
    Latest over 1 year ago
    by Stefan Schauer
  • Answered

    TPS2121: DEVICE PROMOTION 0 Locked

    164 views
    2 replies
    Latest over 1 year ago
    by Rakesh
  • Answered

    MC33063A: MC33063A Discontinuous mode and continuous mode 0 Locked

    227 views
    1 reply
    Latest over 1 year ago
    by Brigitte
  • Answered

    BQ25306: BQ25616 0 Locked

    437 views
    4 replies
    Latest over 1 year ago
    by Prince P
  • Suggested Answer

    REF3112: NiPdAuAg - Thickness of Gold 0 Locked

    296 views
    3 replies
    Latest over 1 year ago
    by Lorena Dudman
  • Not Answered

    TPS65219: Is there any risk when Vbais set 1.0V? 0 Locked

    192 views
    1 reply
    Latest over 1 year ago
    by Brenda Diaz
  • Suggested Answer

    TPS923655: PSpice model 0 Locked

    324 views
    1 reply
    Latest over 1 year ago
    by Steven Li
  • Answered

    TPS62873: Start up and shut down time different 0 Locked

    241 views
    4 replies
    Latest over 1 year ago
    by Allen Wu
  • Answered

    BQ25606: device getting into a confused status 0 Locked

    323 views
    4 replies
    Latest over 1 year ago
    by AlanCui
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