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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

    TPS65219: USE 1V8 for PMIC IO Voltage During Startup 0 Locked

    323 views
    3 replies
    Latest over 1 year ago
    by Brenda Diaz
  • Answered

    TPS6594-Q1: PMIC EN_DRV pin not changing 0 Locked

    125 views
    1 reply
    Latest over 1 year ago
    by Nicholas McNamara
  • Suggested Answer

    TPS25830A-Q1: SPICE Model for Simulation 0 Locked

    879 views
    27 replies
    Latest over 1 year ago
    by Seong Kim
  • Suggested Answer

    TPS7A24: Minimum Input capacitance 0 Locked

    220 views
    1 reply
    Latest over 1 year ago
    by Bobby
  • Answered

    BQ24650: Prevent BQ24650 leakage current (SLVA829) 0 Locked

    919 views
    29 replies
    Latest over 1 year ago
    by Jose
  • Answered

    TPS65930: To control the power sequence using FX3. 0 Locked

    308 views
    6 replies
    Latest over 1 year ago
    by Nicholas McNamara
  • Answered

    LM25185: LM5185EVM-SIO Altium project pcb, how AGND and PGND are connected ? 0 Locked

    341 views
    1 reply
    Latest over 1 year ago
    by Youhao Xi
  • Suggested Answer

    UCC27511A: connecting the Two power Mosfets in parallel with one driver ucc27511 0 Locked

    520 views
    1 reply
    Latest over 1 year ago
    by Rubas Khalid
  • Answered

    TPSI3052-Q1: Spice Model 0 Locked

    643 views
    15 replies
    Latest over 1 year ago
    by Tilden Chen
  • Answered

    BQ24078: Q2 turn off condition during over discharging 0 Locked

    205 views
    4 replies
    Latest over 1 year ago
    by Garrett Kreger
  • Answered

    BQ27426: Change sense resistor to 8m ohm 0 Locked

    246 views
    3 replies
    Latest over 1 year ago
    by Jonny
  • Not Answered

    BQ24296: BQ24296 - Whining inductor - low switching frequency 0 Locked

    167 views
    1 reply
    Latest over 1 year ago
    by Garrett Kreger
  • Answered

    TPS7H5005-SEP: Commerical Version? 0 Locked

    262 views
    1 reply
    Latest over 1 year ago
    by Daniel Hartung
  • Suggested Answer

    UCC21222: Gate driver for asymmetric H-bridge converter 0 Locked

    751 views
    6 replies
    Latest over 1 year ago
    by Hiroki Honda
  • Suggested Answer

    TPS2121: Application issues. 0 Locked

    262 views
    1 reply
    Latest over 1 year ago
    by Elizabeth Higgins
  • Suggested Answer

    TPS3840: TPS3840PL30DBVRQ1 0 Locked

    319 views
    6 replies
    Latest over 1 year ago
    by Sila Atalar
  • Answered

    TPS23861: Separate power supplies to digital and analog portion 0 Locked

    285 views
    3 replies
    Latest over 1 year ago
    by Harsha Sukeerthi C N
  • Suggested Answer

    UCC20225A-Q1: Latch-up current for VDD 0 Locked

    202 views
    2 replies
    Latest over 1 year ago
    by Hiroki Honda
  • Answered

    [FAQ] BQ76952: BQ76952EVM cell simulator 0 Locked

    523 views
    1 reply
    Latest over 1 year ago
    by Thomas Rainey
  • Answered

    LM5119: Substitute device of LM5119 0 Locked

    296 views
    3 replies
    Latest over 1 year ago
    by Mahmoud Harmouch
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