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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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    TPS27082L: Why TPS27082L became NRND? 0 Locked

    782 views
    1 reply
    Latest over 8 years ago
    by Aleksandras_Kaknevicius
  • Suggested Answer

    LM5069: About the reverse current/voltage condition at Vin =0 0 Locked

    1022 views
    3 replies
    Latest over 8 years ago
    by Brian Daugherty
  • Answered

    BQ34110: BQ34110 for NiMH, using alkaline battery? 0 Locked

    705 views
    3 replies
    Latest over 8 years ago
    by TEC
  • Suggested Answer

    LM3150: Unity gain bandwidth 0 Locked

    4639 views
    13 replies
    Latest over 8 years ago
    by C Long
  • Suggested Answer

    TPS62090: Bode plot analysis of the power supplies 0 Locked

    585 views
    1 reply
    Latest over 8 years ago
    by Chris Glaser
  • Suggested Answer

    BQ25570/Solar Panel Voltage Mismatch 0 Locked

    2298 views
    10 replies
    Latest over 8 years ago
    by Roque Belda
  • Not Answered

    BQ28Z610: Can bq28z610 disable charging when a single cell voltage drops below 2V 0 Locked

    582 views
    1 reply
    Latest over 8 years ago
    by TEC
  • Suggested Answer

    TPS53315: Requirement of resistor between VBST and LL pins 0 Locked

    473 views
    1 reply
    Latest over 8 years ago
    by JohnTucker
  • Not Answered

    WEBENCH® Tools/LM3478: No suitable FET... 0 Locked

    1119 views
    4 replies
    Latest over 8 years ago
    by Maqboolahmad Modinnavar
  • Answered

    WEBENCH® Tools/LM5576: Webench inverting buck boost option 0 Locked

    1042 views
    3 replies
    Latest over 8 years ago
    by Nikhil Gupta (Product Folder Models)
  • Suggested Answer

    TPS61177A: Going Under the 1% Minimum Current Output 0 Locked

    1006 views
    3 replies
    Latest over 8 years ago
    by Caryss Li
  • Not Answered

    TL494: Tj max for TL494IDR 0 Locked

    639 views
    1 reply
    Latest over 8 years ago
    by Peter Meaney
  • Answered

    TL1464: Unused pin 0 Locked

    1078 views
    5 replies
    Latest over 8 years ago
    by Peter Meaney
  • Suggested Answer

    TPS7A85A: Clarification needed in description (Section 8.1.1.1 Adjustable operation) 0 Locked

    663 views
    2 replies
    Latest over 8 years ago
    by Karteek Sreedharala
  • Not Answered

    BQ24155: Charger IC hang I2C bus 0 Locked

    2215 views
    4 replies
    Latest over 8 years ago
    by Anataolii Turovskyi
  • Not Answered

    May we check if we have TLC5957 or TLC5958 or tida-00161 sample code? 0 Locked

    1099 views
    2 replies
    Latest over 8 years ago
    by Harry Bayntun
  • Answered

    WEBENCH® Tools/TPS62140: About Load transient simulation of WENBECH 0 Locked

    1010 views
    7 replies
    Latest over 8 years ago
    by Hide
  • Answered

    BQ78350-R1: BQ78350-R1 LED settings 0 Locked

    718 views
    2 replies
    Latest over 8 years ago
    by Akilan G
  • Answered

    TPS61194-Q1: Output Voltage Value 0 Locked

    624 views
    1 reply
    Latest over 8 years ago
    by David Diaz Quintana1
  • Suggested Answer

    TPS563200: SW-GND short fail whenever change load 0 Locked

    1212 views
    5 replies
    Latest over 8 years ago
    by Nam, Dino
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