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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

    LM5122: How to actually calculate a correct compensation RC value with the quick calc? 0 Locked

    112 views
    1 reply
    Latest 6 months ago
    by Niklas Schwarz
  • Answered

    TL494: Transformer 0 Locked

    113 views
    1 reply
    Latest 6 months ago
    by Hong Huang
  • Suggested Answer

    TPS650365-Q1: Request for weight information 0 Locked

    195 views
    1 reply
    Latest 6 months ago
    by Jude Stehling
  • Not Answered

    LM5122-Q1: Question about LM5122-Q1 0 Locked

    79 views
    1 reply
    Latest 6 months ago
    by Niklas Schwarz
  • Answered

    TPS1641: TPS16413 FLT Assertion at Startup 0 Locked

    443 views
    16 replies
    Latest 6 months ago
    by Clayton Ferrazzo
  • Suggested Answer

    TUSB1046EVM: DP alt-mode and USB2.0 0 Locked

    412 views
    12 replies
    Latest 6 months ago
    by Christopher Lim1
  • Answered

    TPS74901: Refarence voltage is 802mV but Vout=0.8*(1+R1/R2) 0 Locked

    94 views
    1 reply
    Latest 6 months ago
    by Hannah Grace
  • Answered

    UCC27517: Input capacitance 0 Locked

    103 views
    1 reply
    Latest 6 months ago
    by William Moore
  • Answered

    TPS546D24SEVM-2PH: TPS546D24SEVM-2PH 0 Locked

    163 views
    6 replies
    Latest 6 months ago
    by sal hash
  • Suggested Answer

    LV14540: Issue with Webench Simulation 0 Locked

    133 views
    1 reply
    Latest 6 months ago
    by Onkar Bhakare
  • Answered

    LP87745-Q1: Inquiry about LP87745-Q1 Configuration: Impact of Leaving BUCK2/BUCK3 SW Floating and FB Grounded on Other Channels 0 Locked

    134 views
    4 replies
    Latest 6 months ago
    by Ishtiaque Panhwar
  • Suggested Answer

    UCC28C40: SMPS: 85V - 265V AC to 13.8V DC 0 Locked

    450 views
    18 replies
    Latest 6 months ago
    by Hong Huang
  • Suggested Answer

    UCC28740: 780V Voltage on HV Pin 0 Locked

    106 views
    1 reply
    Latest 6 months ago
    by JCHK
  • Suggested Answer

    TPS62740: Chip enable when the supercap is fully charged 0 Locked

    279 views
    7 replies
    Latest 6 months ago
    by Josef Marsmann
  • Not Answered

    LM5050-1: LM5050 gate signal question 0 Locked

    134 views
    1 reply
    Latest 6 months ago
    by Shiven Dhir
  • Answered

    LM51561H-Q1: LM5156HQPWPRQ1 0 Locked

    111 views
    2 replies
    Latest 6 months ago
    by Abdolhossein Kangani
  • Answered

    LM70880-Q1: How to calculate voltage ranging of the bootstrap capacitor? 0 Locked

    136 views
    1 reply
    Latest 6 months ago
    by Taru Kapoor
  • Suggested Answer

    LM70880-Q1: In case of Dual Output - How can I connect 2 devices? 0 Locked

    205 views
    5 replies
    Latest 6 months ago
    by Taru Kapoor
  • Not Answered

    TPS62A01-Q1: Stability question 0 Locked

    312 views
    8 replies
    Latest 6 months ago
    by Farheen
  • Answered

    LM5012: Drop-in replacement with a higher current capacity 0 Locked

    113 views
    2 replies
    Latest 6 months ago
    by Shlok Desai
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