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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

    UCC28950: PSFB 0 Locked

    209 views
    2 replies
    Latest over 5 years ago
    by A.S.Bhushan
  • Suggested Answer

    BQ25890H: Can BQ25890H be used stand-alone for charging without not connected to USB BUS OR HOST? 0 Locked

    284 views
    2 replies
    Latest over 5 years ago
    by ezhao
  • Suggested Answer

    UCC28251: Availability of un-encrypted transient model for the UCC28251 controller 0 Locked

    396 views
    1 reply
    Latest over 5 years ago
    by Ulrich Goerke
  • Not Answered

    LM3481: Variation of Vuvlo & Iuvlo parameters w.r.t temperature 0 Locked

    267 views
    7 replies
    Latest over 5 years ago
    by Yinsong Cai1
  • Suggested Answer

    UCC2895: UCC2895 PWM opening time & SS time 0 Locked

    801 views
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    by Ulrich Goerke
  • Suggested Answer

    LMZM33603: output capacitance 0 Locked

    224 views
    1 reply
    Latest over 5 years ago
    by Jimmy Hua
  • Suggested Answer

    UCC28730: Unexpected Switching 0 Locked

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    1 reply
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    by Ulrich Goerke
  • Suggested Answer

    Power solution request 0 Locked

    154 views
    1 reply
    Latest over 5 years ago
    by Youhao Xi
  • Answered

    PTH08T250W: Use TRACK pin to drive a laser diode at constant current 0 Locked

    918 views
    3 replies
    Latest over 5 years ago
    by Danilo A.
  • Answered

    BQ29209-Q1: Voltage monitor filter resistance 0 Locked

    384 views
    1 reply
    Latest over 5 years ago
    by WM5295
  • Answered

    TPS65910: VPLL open 0 Locked

    194 views
    1 reply
    Latest over 5 years ago
    by Brian Berner
  • Answered

    BQ24780S: BQ24780S:3 Questions about BQ24780S 0 Locked

    1106 views
    4 replies
    Latest over 5 years ago
    by Steve Preissig
  • Suggested Answer

    BQ25790: Choosing the Correct Balancer and Gauge 0 Locked

    738 views
    1 reply
    Latest over 5 years ago
    by Wyatt Keller
  • Answered

    DCR010505: Internal Cavity Determination 0 Locked

    385 views
    5 replies
    Latest over 5 years ago
    by Ibrahim Hamed
  • Answered

    BQ25606EVM-772: BQ25606EVM-772 0 Locked

    373 views
    1 reply
    Latest over 5 years ago
    by Ricardo
  • Answered

    TPS51200: Maximum Junction Temperature and Thermal Resistance Data 0 Locked

    239 views
    1 reply
    Latest over 5 years ago
    by Qian Chen
  • Answered

    Keep minimum voltage with boost only active when VIN < VOUT 0 Locked

    589 views
    4 replies
    Latest over 5 years ago
    by Kevin Krasinski
  • Suggested Answer

    UCC21225A: Maximum voltage of VSSA/VSSB Pins 0 Locked

    308 views
    1 reply
    Latest over 5 years ago
    by Mamadou Diallo
  • Suggested Answer

    BQ25155: can i connect VIO of this charger to MCU GPIO? 0 Locked

    226 views
    1 reply
    Latest over 5 years ago
    by Raheem
  • Suggested Answer

    BQ76PL455A: Is there a Circuit scheme to expand 16 battery monitors into 18 battery monitors on the basis of BQ76PL455A 0 Locked

    182 views
    3 replies
    Latest over 5 years ago
    by Leslie Marquez
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