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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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    BQ24650: Datasheet says min Vin 5V but does it really work on min 5V? 0 Locked

    228 views
    2 replies
    Latest over 1 year ago
    by Abhishek Chari
  • Suggested Answer

    TPS62175: Circuit for 5V Output 0 Locked

    292 views
    4 replies
    Latest over 1 year ago
    by Gui He
  • Suggested Answer

    LM7480-Q1: schematic check 0 Locked

    329 views
    7 replies
    Latest over 1 year ago
    by Shiven Dhir
  • Answered

    BQ25300: BQ25300 charge issue 0 Locked

    451 views
    4 replies
    Latest over 1 year ago
    by seungpum kang
  • Answered

    ULN2803C: Internal diode specifications 0 Locked

    258 views
    2 replies
    Latest over 1 year ago
    by Andreas Meile
  • Not Answered

    TPS61376: Output Voltage stuck at 19.09Vdc and Auto cycles Shutdown-powerup-shutdown-powerup. 0 Locked

    306 views
    3 replies
    Latest over 1 year ago
    by Lei Zhong
  • Suggested Answer

    TPS54312: Excessive output voltage ripple at low temperatures 0 Locked

    297 views
    1 reply
    Latest over 1 year ago
    by Andreas Mueller
  • Answered

    UCC27211: HO Is going low even though HI is High 0 Locked

    371 views
    4 replies
    Latest over 1 year ago
    by Gonugunta Harshavardhan reddy
  • Answered

    TPS54424: TPS54424RNVR PACKAGE OUTLINE, LAND PATTERN EXAMPLE 0 Locked

    373 views
    3 replies
    Latest over 1 year ago
    by Andrii Krestov
  • Not Answered

    TPS61175-Q1: Circuit for 24V Output 0 Locked

    204 views
    2 replies
    Latest over 1 year ago
    by Lei Zhong
  • Answered

    TPS61023: 3.3V supply from 1.5V battery 0 Locked

    441 views
    4 replies
    Latest over 1 year ago
    by Travis Wang
  • Answered

    TPS1641: About TVS diodes and Schottky diodes 0 Locked

    870 views
    5 replies
    Latest over 1 year ago
    by Kunal Goel
  • Suggested Answer

    TPS25980: Query For Part - TPS259802ONRGER 0 Locked

    185 views
    1 reply
    Latest over 1 year ago
    by Rakesh
  • Answered

    TPS4810-Q1: PTPS48100QDGXRQ1 MSL 0 Locked

    167 views
    1 reply
    Latest over 1 year ago
    by Rakesh
  • Answered

    TPS552882: Average inductor current limit not working 0 Locked

    441 views
    8 replies
    Latest over 1 year ago
    by Mulin Yuan
  • Answered

    TPS54227: Short circuit between VIN and VBST 0 Locked

    271 views
    4 replies
    Latest over 1 year ago
    by Shipeng Cheng
  • Answered

    TPS4H000-Q1: current detection problem 0 Locked

    316 views
    4 replies
    Latest over 1 year ago
    by Peter Xu
  • Answered

    LMZ31704: Sequencing multiple LMZ31074s with eachother pullup resistors 0 Locked

    227 views
    2 replies
    Latest over 1 year ago
    by Shipeng Cheng
  • Suggested Answer

    LMZ12002: Circuit for 3.3V and 5V Output 0 Locked

    358 views
    2 replies
    Latest over 1 year ago
    by Shipeng Cheng
  • Suggested Answer

    LP5812: Multiple device SYNC setup +1 Locked

    479 views
    4 replies
    Latest over 1 year ago
    by Jared Zhou
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