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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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    BQ51051B: Does TI have a wireless lithium battery charger IC that supports lower currents 0 Locked

    373 views
    2 replies
    Latest over 1 year ago
    by DAVID BROBST
  • Suggested Answer

    TPS74701: Request for Operating Temp Range 0 Locked

    181 views
    1 reply
    Latest over 1 year ago
    by Jorge Del Rio
  • Suggested Answer

    BQ25756: BQ25756 0 Locked

    285 views
    3 replies
    Latest over 1 year ago
    by Ethan Galloway
  • Suggested Answer

    BQ25798: BQ25798@ 0 Locked

    1448 views
    9 replies
    Latest over 1 year ago
    by Jibin Biju
  • Suggested Answer

    BQ25798: BQ25798: SW, BTST undershoot 0 Locked

    232 views
    1 reply
    Latest over 1 year ago
    by Christian Moyer
  • Suggested Answer

    TPS2552: Prcing gap with TPS2552 and TPS2553 0 Locked

    337 views
    2 replies
    Latest over 1 year ago
    by Seong Kim
  • Suggested Answer

    LM51581: Webench Simulation Startup 0 Locked

    326 views
    5 replies
    Latest over 1 year ago
    by Sateesh Goudappanavar
  • Suggested Answer

    USB-PD-CHG-EVM-01: BQ25798 and TPS25750 0 Locked

    501 views
    4 replies
    Latest over 1 year ago
    by Christopher Lim1
  • Suggested Answer

    BQ27Z746:BQ27Z746-r1 question 0 Locked

    325 views
    3 replies
    Latest over 1 year ago
    by Jonny
  • Answered

    TPS923652: Switching frequency resistor selection between datasheet and calculation tool 0 Locked

    222 views
    2 replies
    Latest over 1 year ago
    by Steven Li
  • Answered

    BQ27Z561: bq27z561 firmware? 0 Locked

    169 views
    3 replies
    Latest over 1 year ago
    by Adrian
  • Not Answered

    TPS923652: How will TPS923652 fast transform from shutdown into analog dimming mode? 0 Locked

    289 views
    2 replies
    Latest over 1 year ago
    by Steven Li
  • Answered

    TPS6593-Q1: TPS6593: Urgent request to review PMIC circuit for MPU 0 Locked

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

    BQ27Z561EVM-011: bqstudio Chem_ID 2162, NiCoMn/carbon ? 0 Locked

    202 views
    1 reply
    Latest over 1 year ago
    by Adrian
  • Suggested Answer

    TPS923652: How to set VCC_TH for TPS923652 0 Locked

    254 views
    2 replies
    Latest over 1 year ago
    by Steven Li
  • Suggested Answer

    TPS92682-Q1: TPS92682 startup time setting 0 Locked

    241 views
    3 replies
    Latest over 1 year ago
    by Tuan Tran74
  • Answered

    TPS65982DMC: Configuration Tool 0 Locked

    369 views
    5 replies
    Latest over 1 year ago
    by Matthew Schafer
  • Suggested Answer

    SG3524: PULSE WIDTH MODULATION 0 Locked

    383 views
    3 replies
    Latest over 1 year ago
    by Steven Mappus1
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    UCC28C59: Simetrix model 0 Locked

    276 views
    3 replies
    Latest over 1 year ago
    by Steven Mappus1
  • Suggested Answer

    UCC28740-Q1: Light-load efficiency 0 Locked

    298 views
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    Latest over 1 year ago
    by Manuel Alva Hernandez
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