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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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    LM3532: Possible to program the POR (Power On Reset) registers? 0 Locked

    253 views
    2 replies
    Latest over 4 years ago
    by Leif Ilvedson
  • Suggested Answer

    BQ34110: Save keeping of (learned) parameters 0 Locked

    266 views
    3 replies
    Latest over 4 years ago
    by Nick Brylski
  • Answered

    LMR36510: difference between orderable part numbers 0 Locked

    554 views
    2 replies
    Latest over 4 years ago
    by Viktorija Cecil
  • Suggested Answer

    BQ27510-G3: BQ27510-G3 starts to measure capacity 0 Locked

    349 views
    4 replies
    Latest over 4 years ago
    by Nick Brylski
  • Suggested Answer

    LM5021: Transformer simulation setting problem while designing SMPS with LM5021 0 Locked

    433 views
    2 replies
    Latest over 4 years ago
    by Mike O'
  • Suggested Answer

    UCC28700: what are the specifications of Transformer that can be used with UCC28700? Trouble getting the desired output while working with UCC28700 in TINA. 0 Locked

    482 views
    2 replies
    Latest over 4 years ago
    by Mike O'
  • Answered

    BQ40Z50EVM-561: New CSV files required for battery learning cycle 0 Locked

    197 views
    2 replies
    Latest over 4 years ago
    by Nick Brylski
  • Suggested Answer

    TPS549B22: Automotive compliant PS module to implement in my design 0 Locked

    374 views
    10 replies
    Latest over 4 years ago
    by Youhao Xi
  • Suggested Answer

    BQ20Z95: Battery gauge goes wrong after if left unused for 2 months 0 Locked

    545 views
    16 replies
    Latest over 4 years ago
    by Wyatt Keller
  • Suggested Answer

    BQ27520-G4: gpcrb output concern 0 Locked

    501 views
    3 replies
    Latest over 4 years ago
    by Wyatt Keller
  • Suggested Answer

    LP5907: Please identify the DSBGA package 0 Locked

    393 views
    5 replies
    Latest over 4 years ago
    by Kyle Van Renterghem
  • Answered

    BQ51050B: Wireless and wired charging schematic 0 Locked

    1441 views
    3 replies
    Latest over 4 years ago
    by Anthony P Pham
  • Suggested Answer

    TPS546C23: Regarding PMBUS pins 0 Locked

    259 views
    2 replies
    Latest over 4 years ago
    by Peter James Miller
  • Suggested Answer

    BQ51050B: Power management forum 0 Locked

    1083 views
    1 reply
    Latest over 4 years ago
    by Anthony P Pham
  • Suggested Answer

    TPS40305EVM-488: Modifying the EVM for different Vin and Vout 0 Locked

    278 views
    1 reply
    Latest over 4 years ago
    by Peter James Miller
  • Suggested Answer

    LMS3655: BIAS-pin 0 Locked

    294 views
    1 reply
    Latest over 4 years ago
    by Arief Hernadi
  • Suggested Answer

    LM61460-Q1: Ramp-up time of LM61460-Q1 at 5V 0 Locked

    247 views
    1 reply
    Latest over 4 years ago
    by Jimmy Hua
  • Answered

    TPS659037: AM57xx power down sequencing 0 Locked

    252 views
    1 reply
    Latest over 4 years ago
    by Mahmoud Harmouch
  • Answered

    LM25141-Q1: Mechanical Dimensions missing 0 Locked

    339 views
    1 reply
    Latest over 4 years ago
    by Timothy Hegarty
  • Suggested Answer

    BQ40Z80: Questions about Bq40z80 0 Locked

    414 views
    3 replies
    Latest over 4 years ago
    by Wyatt Keller
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