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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

    TPS23880: Detection Failure 0 Locked

    260 views
    1 reply
    Latest over 4 years ago
    by John David Anglin
  • Suggested Answer

    LM61435-Q1: When input is less than output, will output follow the input? 0 Locked

    289 views
    1 reply
    Latest over 4 years ago
    by Arief Hernadi
  • Answered

    Request for 'Step Down Regulator' recommendation. 0 Locked

    238 views
    1 reply
    Latest over 4 years ago
    by Arief Hernadi
  • Answered

    UC3843: Error Amp minimum feedback resistance 0 Locked

    1489 views
    17 replies
    Latest over 4 years ago
    by J
  • Answered

    TPS561201: PCB Layout | SW node routing 0 Locked

    995 views
    13 replies
    Latest over 4 years ago
    by Luca Belvederesi
  • Answered

    TPS652170EVM Operation Issue 0 Locked

    383 views
    5 replies
    Latest over 4 years ago
    by Brian Berner
  • Suggested Answer

    TPS40170: TPS40170 LTSpice dont work 0 Locked

    390 views
    3 replies
    Latest over 4 years ago
    by Timothy Hegarty
  • Suggested Answer

    LM3150: Is Cvcc = 20uF ok for LM3150? 0 Locked

    277 views
    1 reply
    Latest over 4 years ago
    by Orlando Murray
  • Answered

    WEBENCH® Tools/LM5157-Q1: availability of the IC and result in Webench 0 Locked

    328 views
    3 replies
    Latest over 4 years ago
    by Brigitte
  • Suggested Answer

    LM5176-Q1: Slew rate requirements on the power supply input or enable 0 Locked

    179 views
    3 replies
    Latest over 4 years ago
    by Brigitte
  • Answered

    LM5155: LM_CALC 0 Locked

    204 views
    3 replies
    Latest over 4 years ago
    by Brigitte
  • Not Answered

    LM5155: LTspice compatible model 0 Locked

    620 views
    5 replies
    Latest over 4 years ago
    by Brigitte
  • Answered

    BQ24103A: Behavior, if DC power supply can't deliver sufficient current (IN, VCC)? 0 Locked

    436 views
    3 replies
    Latest over 4 years ago
    by Jeff F
  • Suggested Answer

    WEBENCH® Tools/UC2842: Power management forum 0 Locked

    369 views
    3 replies
    Latest over 4 years ago
    by Steven Mappus1
  • Suggested Answer

    BQ24266: BQ24266 Driver code 0 Locked

    215 views
    1 reply
    Latest over 4 years ago
    by Jeff F
  • Answered

    BQ24780S: turn on BATFET for charging without boost operation 0 Locked

    213 views
    3 replies
    Latest over 4 years ago
    by Jeff F
  • Suggested Answer

    BQ25504: Minimum input values? 0 Locked

    347 views
    5 replies
    Latest over 4 years ago
    by Jeff F
  • Answered

    TPS65911: TPS6591133 external syncronization 0 Locked

    323 views
    4 replies
    Latest over 4 years ago
    by Maxim Galkin41
  • Answered

    BQ25611D: Drop-in Replacement for BQ25601D 0 Locked

    326 views
    4 replies
    Latest over 4 years ago
    by Jeff F
  • Answered

    BQ25606: BQ25606 Pin 11 TS must to connect to REGN? 0 Locked

    284 views
    5 replies
    Latest over 4 years ago
    by Jeff F
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