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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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View FAQ threads
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  • Answered

    TPS23753: Capacitance of Bob Smith Termination 0 Locked

    1695 views
    2 replies
    Latest over 6 years ago
    by Shinichi Inoue
  • Answered

    TPS62561: TPS62560 PFM for 5pin 0 Locked

    550 views
    2 replies
    Latest over 6 years ago
    by Dennis Saputelli
  • Suggested Answer

    BQ51221: gauge companion 0 Locked

    332 views
    1 reply
    Latest over 6 years ago
    by ezhao
  • Suggested Answer

    BQ34110EVM-796: Device is not detected as slave device. 0 Locked

    352 views
    2 replies
    Latest over 6 years ago
    by darren
  • Answered

    BQ34110EVM-796: if the BQ34110EVM can monitor the battery charge 0 Locked

    357 views
    2 replies
    Latest over 6 years ago
    by darren
  • Suggested Answer

    BQ25606: BQ25606 can't into big current charger at 3V 0 Locked

    1440 views
    11 replies
    Latest over 6 years ago
    by Hong Mao
  • Suggested Answer

    LMG1210: lmg1210 availabilty 0 Locked

    547 views
    3 replies
    Latest over 6 years ago
    by Jeffrey Mueller
  • Suggested Answer

    LM5113: LMG1205 vs LM5113-Q1 0 Locked

    1071 views
    4 replies
    Latest over 6 years ago
    by Jeffrey Mueller
  • Suggested Answer

    BQ24157: charge current decreases prematurely during current regulation phase 0 Locked

    776 views
    7 replies
    Latest over 6 years ago
    by ezhao
  • Suggested Answer

    charge for 5S input voltage is 22-30V, integrated FET. 0 Locked

    499 views
    4 replies
    Latest over 6 years ago
    by ezhao
  • Suggested Answer

    CCS/BQ24160: BQ24160 not charging battery to regulation voltage set in Control/Battery Voltage Register 0 Locked

    855 views
    5 replies
    Latest over 6 years ago
    by ezhao
  • Answered

    CCS/EM1402EVM: UART and SPI communication 0 Locked

    1493 views
    9 replies
    Latest over 6 years ago
    by Mcupwr
  • Not Answered

    LM5002: LM5002 SEPIC with non-coupled inductors - Ripple /Switching Noise issue 0 Locked

    1323 views
    5 replies
    Latest over 6 years ago
    by DAVIDE DAL FRA
  • Answered

    UCC256304: X CAP discharge compliant with IEC62368? 0 Locked

    557 views
    4 replies
    Latest over 6 years ago
    by Brian McDonald
  • Suggested Answer

    WEBENCH® Tools/BATTERY_CHARGERS_SELECTION_TOOL: BQ24610RGET 0 Locked

    571 views
    4 replies
    Latest over 6 years ago
    by M sriramdhivakar29
  • Answered

    LM5119: Customer design error resulting in device failure 0 Locked

    539 views
    5 replies
    Latest over 6 years ago
    by Andrew Dunlop
  • Suggested Answer

    BQ2003: Can't start new Charge Cycle while in top-off mode 0 Locked

    603 views
    6 replies
    Latest over 6 years ago
    by ezhao
  • Suggested Answer

    TPS62152: 3.3 v 0 Locked

    617 views
    1 reply
    Latest over 6 years ago
    by Chris Glaser
  • Not Answered

    LM25118: LM25118: When work at BOOST or buck-boost mode,when Vin=8~16V ,Vout=12V, there are some spike in the Vout ,the spike similar to the Switch frequency ,pleace help to check it ,many thanks ~ 0 Locked

    551 views
    1 reply
    Latest over 6 years ago
    by Youhao Xi
  • Suggested Answer

    BQ28Z610: Battery Chemistry Settings 0 Locked

    537 views
    6 replies
    Latest over 6 years ago
    by Batt
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