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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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    bq24630 low charging current 0 Locked

    1742 views
    16 replies
    Latest over 14 years ago
    by Bin Chen36084
  • Not Answered

    TPS54140_ Bad Ripple and transient Loading 0 Locked

    667 views
    6 replies
    Latest over 14 years ago
    by JohnTucker
  • Answered

    Powering up TPS65070 with huge capacitors on SYS 0 Locked

    510 views
    1 reply
    Latest over 14 years ago
    by ChristianHoefling
  • Answered

    High zero load current of pth08t231w 0 Locked

    418 views
    3 replies
    Latest over 14 years ago
    by Tom Guerin
  • Answered

    PTN78020 On/Off Inhibit 0 Locked

    460 views
    1 reply
    Latest over 14 years ago
    by Tom Guerin
  • Not Answered

    TPS2540 0 Locked

    278 views
    1 reply
    Latest over 14 years ago
    by Eric Wright
  • Not Answered

    bq2060a how to read EEPROM through SMBus? 0 Locked

    774 views
    1 reply
    Latest over 14 years ago
    by Jason Simmons
  • Answered

    Using TPS54060 to generating inverting voltage but how to disable it?? 0 Locked

    439 views
    3 replies
    Latest over 14 years ago
    by JohnTucker
  • Answered

    TPS63030 (Vout = 3.0V) : Input current drawn from the supply voltage source 0 Locked

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

    BQ24450 & UC3909 reference design 0 Locked

    666 views
    7 replies
    Latest over 14 years ago
    by Chris Glaser
  • Answered

    What TI Single Cel LiPo IC Charger to use? 0 Locked

    758 views
    2 replies
    Latest over 14 years ago
    by Rich Maes
  • Suggested Answer

    [TPS65930/20] Prescaler of VBUS in MADC 0 Locked

    287 views
    1 reply
    Latest over 14 years ago
    by Gandhar Dighe
  • Answered

    TPS63001 or similar need help about it urgent 0 Locked

    897 views
    11 replies
    Latest over 14 years ago
    by Chris Glaser
  • Answered

    BQ24747 MOSFET Qg 0 Locked

    456 views
    1 reply
    Latest over 14 years ago
    by Bin Chen36084
  • Not Answered

    BQ2060AEVM-002 Q1 FET (SST113) failure while evaluation 0 Locked

    740 views
    2 replies
    Latest over 14 years ago
    by Mahesh Babu
  • Not Answered

    TPS54140 in low voltage application 0 Locked

    289 views
    0 replies
    Started over 14 years ago
    by Ivan Dodig
  • Answered

    BQ27200DRKR backup when battery cuts-off 0 Locked

    473 views
    6 replies
    Latest over 14 years ago
    by Pierre Richard
  • Not Answered

    Anybody know how to program the .senc file to BQ20Z75? 0 Locked

    569 views
    1 reply
    Latest over 14 years ago
    by Jackie Hui
  • Not Answered

    How can TPS54350PWP oscilate at about 150Hz? 0 Locked

    339 views
    4 replies
    Latest over 14 years ago
    by Jim Zheng
  • Not Answered

    TPS2400 to drive back to back FETs? 0 Locked

    355 views
    1 reply
    Latest over 14 years ago
    by Bob Kando
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