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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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  • Not Answered

    Requrire schematic for Lead Acid Battery charger 0 Locked

    274 views
    0 replies
    Started over 15 years ago
    by Mohit Sofat
  • Suggested Answer

    TPS65950 AUXL an AUXR specs 0 Locked

    781 views
    4 replies
    Latest over 15 years ago
    by Gandhar Dighe
  • Suggested Answer

    keypad debounce time 0 Locked

    459 views
    1 reply
    Latest over 15 years ago
    by Gandhar Dighe
  • Suggested Answer

    TPS65950 0 Locked

    563 views
    2 replies
    Latest over 15 years ago
    by Gandhar Dighe
  • Not Answered

    TPS40195 starting problems 0 Locked

    461 views
    1 reply
    Latest over 15 years ago
    by Bill Strausser
  • Not Answered

    280VDC 50A Battery Charger / PS Circuit needed 0 Locked

    436 views
    0 replies
    Started over 15 years ago
    by No_Hazmats
  • Answered

    Negative Linear Regulator 0 Locked

    301 views
    2 replies
    Latest over 15 years ago
    by gge
  • Not Answered

    tps6120x and bq24073/74 cascaded circuit problem 0 Locked

    511 views
    0 replies
    Started over 15 years ago
    by seybyer
  • Suggested Answer

    Two of TPS65930 LDO's outputs do not come up. 0 Locked

    433 views
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    by Gandhar Dighe
  • Not Answered

    TPS63030 Buck Boost regulator output with oscillations 0 Locked

    423 views
    1 reply
    Latest over 15 years ago
    by Bill Johns
  • Suggested Answer

    TPS659x general questions. BIST, and Low bat. 0 Locked

    706 views
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    by Gandhar Dighe
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    429 views
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    system present and sleep point outside EVMbq20z80, pls reply soon 0 Locked

    248 views
    1 reply
    Latest over 15 years ago
    by Doug Williams4811
  • Not Answered

    Current in BQ20Z80 0 Locked

    207 views
    1 reply
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    by Doug Williams4811
  • Not Answered

    Thermistor in BQ20Z80 0 Locked

    290 views
    1 reply
    Latest over 15 years ago
    by Doug Williams4811
  • Not Answered

    fuse in fuel gauging 0 Locked

    369 views
    1 reply
    Latest over 15 years ago
    by Doug Williams4811
  • Not Answered

    difference between BQ29410 and BQ29400 0 Locked

    279 views
    1 reply
    Latest over 15 years ago
    by Doug Williams4811
  • Not Answered

    What is .DFI file? 0 Locked

    961 views
    1 reply
    Latest over 15 years ago
    by Doug Williams4811
  • Not Answered

    Converter input capacitor selection 0 Locked

    314 views
    0 replies
    Started over 15 years ago
    by Wade Vonbergen
  • Suggested Answer

    TPS65920 VIO initial ramp to 0.8V before rising to 1.8V later 0 Locked

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