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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

    LP87745-Q1: SPI communication not work 0 Locked

    425 views
    4 replies
    Latest over 1 year ago
    by siyuan.yao
  • Suggested Answer

    TPS54331: Query regarding TPS54331 0 Locked

    396 views
    6 replies
    Latest over 1 year ago
    by Miranda Gu
  • Answered

    TPS7B7702-Q1: Does device independence control UVLO? 0 Locked

    156 views
    2 replies
    Latest over 1 year ago
    by Meng Liu
  • Answered

    TPS63070: Quiescent current for TPS63070 0 Locked

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

    BQ76920: Over current fault not occurring with PWM'd load 0 Locked

    193 views
    1 reply
    Latest over 1 year ago
    by Luis H. S.
  • Answered

    UCD9081: What is the best means to quickly program this device in 2023? 0 Locked

    223 views
    1 reply
    Latest over 1 year ago
    by yihe
  • Answered

    UCC28070: Output pwm 0 Locked

    182 views
    2 replies
    Latest over 1 year ago
    by jacob scaria
  • Not Answered

    TPS51116: TINA TI Simulation not starting up in Current Mode control 0 Locked

    175 views
    1 reply
    Latest over 1 year ago
    by Matt Sunna
  • Suggested Answer

    BQ34110: Default security keys to unseal BQ34110 0 Locked

    206 views
    1 reply
    Latest over 1 year ago
    by Wyatt Keller
  • Answered

    LM62460: About SW pin undershoot 0 Locked

    175 views
    2 replies
    Latest over 1 year ago
    by Jimmy Hua
  • Suggested Answer

    BQ76942: Interface adapter for BQ76942 0 Locked

    141 views
    1 reply
    Latest over 1 year ago
    by Max Verboncoeur
  • Suggested Answer

    BQ40Z50: high rate discharge optimization 0 Locked

    192 views
    3 replies
    Latest over 1 year ago
    by Jose Couso
  • Suggested Answer

    BQ25713: Detect Battery Removal 0 Locked

    218 views
    3 replies
    Latest over 1 year ago
    by Md Munir Hasan
  • Answered

    TPSF12C1: TPSF12C3 / TPSF12C1 Power supply 0 Locked

    486 views
    3 replies
    Latest over 1 year ago
    by Timothy Hegarty
  • Answered

    TPS7H4001-SP: Parallel operation, SYNC2 0 Locked

    226 views
    3 replies
    Latest over 1 year ago
    by Daniel Hartung
  • Suggested Answer

    TPSM8A29: Does the “Table of Contents” for “Restricted Chemicals Test Results” for TPSM8A29RDGR include all elements for TPSM8A29RDGR? 0 Locked

    245 views
    1 reply
    Latest over 1 year ago
    by David_Daniels
  • Suggested Answer

    LP3470A:How many /RESET signal level? 0 Locked

    186 views
    3 replies
    Latest over 1 year ago
    by Jesse Villanueva
  • Suggested Answer

    LP2989: UL Certification 0 Locked

    159 views
    1 reply
    Latest over 1 year ago
    by Andres Sagredo
  • Suggested Answer

    2S Li-ion protection with Over-Current protection 0 Locked

    436 views
    5 replies
    Latest over 1 year ago
    by Andria McIntyre
  • Suggested Answer

    TPS1HB08-Q1: We are experiencing desoldering issues with the component TPS1HB08FQPWPRQ1 0 Locked

    330 views
    1 reply
    Latest over 1 year ago
    by Shreyas Dmello
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