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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

    BQ76930: Cell Discharge after some hours in BQ76930 0 Locked

    344 views
    5 replies
    Latest over 1 year ago
    by Max Verboncoeur
  • Answered

    BQ27427: REGIN pin? 0 Locked

    300 views
    1 reply
    Latest over 1 year ago
    by Adrian
  • Answered

    LM66100: Pspice model 0 Locked

    483 views
    7 replies
    Latest over 1 year ago
    by Miro Micovic
  • Not Answered

    ULN2803C: Datasheet error about prop delay 0 Locked

    152 views
    1 reply
    Latest over 1 year ago
    by Timothy Logan
  • Not Answered

    TPS2116: How to use by applying voltage to only one input 0 Locked

    263 views
    1 reply
    Latest over 1 year ago
    by Timothy Logan
  • Answered

    BQ27426: Using it for Alkaline cell gauging 0 Locked

    312 views
    3 replies
    Latest over 1 year ago
    by Siddharth Venkatesan
  • Suggested Answer

    TPS7B69-Q1: some questions 0 Locked

    365 views
    5 replies
    Latest over 1 year ago
    by Jorge Del Rio
  • Not Answered

    TPS40345: VREF/SS Pin not operating as expected 0 Locked

    232 views
    1 reply
    Latest over 1 year ago
    by Tahar Allag
  • Answered

    BQ25792: How to use D+/D- with chargers? 0 Locked

    413 views
    2 replies
    Latest over 1 year ago
    by Lucas Oliveira
  • Suggested Answer

    LMR51450: LMR51450FNDRRR design does not start up correctly. Doesn't work in my current design 0 Locked

    355 views
    3 replies
    Latest over 1 year ago
    by Andrew Kutzler
  • Suggested Answer

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    240 views
    1 reply
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    by Sasikala Thangam
  • Answered

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    199 views
    1 reply
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    by Walter Zollinger
  • Answered

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    193 views
    1 reply
    Latest over 1 year ago
    by Nick Butts
  • Suggested Answer

    TPS3707: Replace suggestion 0 Locked

    193 views
    1 reply
    Latest over 1 year ago
    by Walter Zollinger
  • Suggested Answer

    LM2596型:About the data sheet contents of LN2596 0 Locked

    330 views
    1 reply
    Latest over 1 year ago
    by Ridge Lahti
  • Suggested Answer

    TPS3808G01DBVEVM: TPS3808-EP Programmable Delay Supervisory Circuit 0 Locked

    366 views
    1 reply
    Latest over 1 year ago
    by Jesse Villanueva
  • Suggested Answer

    LM5116: clarify my circuit using the LM5116MH buck converter 0 Locked

    372 views
    3 replies
    Latest over 1 year ago
    by EricLee
  • Suggested Answer

    BQ27427: The "68" Class of Data Flash entries is undocumented 0 Locked

    284 views
    3 replies
    Latest over 1 year ago
    by Jonny
  • Suggested Answer

    LV14360: Thermal Shutdown or Feedback PIN Interrupt 0 Locked

    300 views
    2 replies
    Latest over 1 year ago
    by Ben C
  • Not Answered

    TPS92643-Q1: TPS92643 output voltage not changing from 2.3V to 7V which is required when the input range is 9-16V 0 Locked

    210 views
    1 reply
    Latest over 1 year ago
    by fhoude
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