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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] TPS61220: what happen if VIN is higher than VOUT

    Jasper Li
    Jasper Li
    Part Number: TPS61220 Other Parts Discussed in Thread: TPS61291 , TLV61220 What is the behavior of the TPS61220 when the VIN is near or higher than VOUT
    • Answered
    • over 7 years ago
    • Power management
    • Power management forum
  • [FAQ] TPS43340-Q1: TPS43340-Q1 EN pin logic threshold.

    Hyun Jun Cho
    Hyun Jun Cho
    Part Number: TPS43340-Q1 I’m evaluating TPS43340-Q1 on headunit project and found that the device is disabled when EN pin is ~1.0V. Is this expected behavior of the device’s EN pin logic threshold?
    • over 7 years ago
    • Power management
    • Power management forum
  • [FAQ] TPS65218D0: What difference between this new version and the old version?

    John11513
    John11513
    Part Number: TPS65218D0 Other Parts Discussed in Thread: TPS65218 Hi, I noted TPS65218 has been NRNDed. The new version is TPS65218D0. I am wondered what is the difference of this new version? Is the technical issue (DCDC4 cannot start up) with the…
    • Answered
    • over 7 years ago
    • Power management
    • Power management forum
  • [FAQ] TPS65311-Q1: VREG FET operation

    Kuramochi Tadahiko
    Kuramochi Tadahiko
    Part Number: TPS65311-Q1 Hi, When 5V is supplied to EXTSUP pin, how the VREG FET does operate(as regulator or Power SW)? I would like to know if "VREGDROP(=200mV[max])" is I*R drop. Best Regards, Kuramochi
    • over 7 years ago
    • Power management
    • Power management forum
  • [FAQ] Multiphase FAQ & Answers - TPS53647, TPS53667, TPS53681

    Carmen Parisi
    Carmen Parisi
    Other Parts Discussed in Thread: TPS53647 , TPS53667 , TPS53681 , TPS53622 , TPS53659 , TPS53679 Q1: How to properly turn off phases if you don’t need the max phase number? Pull the appropriate CSP line up to the controller supply voltage V3R3 to select…
    • over 7 years ago
    • Power management
    • Power management forum
  • [FAQ] TPS51200: Frequently Asked Questions and Answers

    Qian Chen
    Qian Chen
    Part Number: TPS51200 General Questions: Q: What types of DDR does TPS51200 support? A: TPS51200 supports DDR, DDR2, DDR3, DDR3L, LP DDR3 (Low power DDR3) and DDR4. Q: How to calculate the power dissipation on TPS51200. A: TPS51200 is a linear…
    • over 7 years ago
    • Power management
    • Power management forum
  • [FAQ] TPS51206: Frequently Asked Questions and Answers

    Qian Chen
    Qian Chen
    Part Number: TPS51206 General Questions: Q: What types of DDR does TPS51206 support? A: TPS51206 supports DDR2, DDR3, DDR3L, LP DDR3 (Low power DDR3) and DDR4. Q: How to calculate the power dissipation on TPS51206. A: TPS51206 is a linear…
    • over 7 years ago
    • Power management
    • Power management forum
  • [FAQ] LM388X Frequently Asked Questions and Answers

    yihe
    yihe
    This document addresses most frequently asked questions fro the LM388X analog sequencer. Pleae read thist first to ensure that you questions are covered before posting. 5164.LM388X Frequently Asked Questions and Answers.pdf Thanks
    • Answered
    • over 7 years ago
    • Power management
    • Power management forum
  • [FAQ] TPS65072EVM-430: TPS65072 EVM

    udaya lakshmi
    udaya lakshmi
    Part Number: TPS65072EVM-430 I would like to purchase TPS65072EVM to get exposure on PMIC .When i am trying to get the user manual of TPS6507X EVM software i could not able to get.And i would like to know what kind of tests i can perform on this EVM…
    • over 7 years ago
    • Power management
    • Power management forum
  • [FAQ] LP8758-E0: Max duty and dropout voltage characteristic

    K. Sasaki14
    K. Sasaki14
    Part Number: LP8758-E0 Other Parts Discussed in Thread: LP8758 I got the answer that LP8758-E0 Max duty is 100% from the following URL E2E post. However there is "dropout voltage" (min 0.7V) on datasheet electrical characteristics. What does this…
    • Answered
    • over 7 years ago
    • Power management
    • Power management forum
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  • Answered

    BQ25750: Battery discharge current is reading zero 0

    166 views
    9 replies
    Latest 30 days ago
    by Teun Noordkamp
  • Answered

    UCC28730-Q1: Problem with Datasheet calculation and Excel sheet result. 0

    54 views
    1 reply
    Latest 30 days ago
    by JanakiRam Pagolu
  • Not Answered

    BQ40Z50-R2: Learning Cycle not updating Qmax on BQ40Z50-R5 0

    54 views
    0 replies
    Started 30 days ago
    by Lee JeongTaek
  • Suggested Answer

    TPS25940: Request for Alternative to TPS25940LQRVCRQ1 for 24V Short-to-Battery Application 0

    57 views
    2 replies
    Latest 30 days ago
    by Smith Chao
  • Answered

    LP5816: Latency from I2C communication 0

    62 views
    2 replies
    Latest 30 days ago
    by Leon He
  • Not Answered

    TPS92610-Q1: TPS92610-Q1 0

    162 views
    12 replies
    Latest 30 days ago
    by Tanvir Fakir
  • Suggested Answer

    LM5171-Q1: package file(Altium Designer) for the LM5171-Q1 0

    83 views
    3 replies
    Latest 30 days ago
    by Feng Ji
  • Not Answered

    BQ40Z50-R2: The function of Taper_volt bit 0

    136 views
    4 replies
    Latest 30 days ago
    by Steven Zhang
  • Answered

    BQ25504: Regarding the Current Available from the VSTOR Pin 0

    83 views
    4 replies
    Latest 30 days ago
    by Ryuchi Tetsuya
  • Suggested Answer

    BQ25750: The question about the BQ25750 power path switch +1

    314 views
    16 replies
    Latest 30 days ago
    by Ethan Galloway
  • Answered

    UCC21750: DESAT Function 0

    148 views
    5 replies
    Latest 30 days ago
    by Francis Jiang
  • Suggested Answer

    TPS3850-Q1: Question about WDI input rise/fall rate limit 0

    49 views
    1 reply
    Latest 30 days ago
    by Joshua Garcia
  • Answered

    TPS6734: TPS6734IDR_Question about marking 0

    155 views
    13 replies
    Latest 1 month ago
    by Shipeng Cheng
  • Not Answered

    TPS7A4001-EP: Do we have early life failure rate (ELFR) data for this part? 0

    27 views
    1 reply
    Latest 1 month ago
    by Su Zhang
  • Answered

    UCC33421-Q1: Functional safety Fit and Failure modes 0

    156 views
    4 replies
    Latest 1 month ago
    by ANAND MEHARWADE
  • Suggested Answer

    LM5143: Only works in the default 5V/ 3.3V mode. Does not work using feedback 0

    163 views
    9 replies
    Latest 1 month ago
    by Timothy Hegarty
  • Answered

    BQ25758: schematic review 0

    74 views
    2 replies
    Latest 1 month ago
    by Jeff YANG
  • Answered

    TPSF12C1: HOW TO CONNECTE THE GND? 0

    124 views
    4 replies
    Latest 1 month ago
    by Naresh Adepu
  • Answered

    LMR60430-Q1: Alternative Design Change 0

    44 views
    2 replies
    Latest 1 month ago
    by Evan Wang
  • Answered

    LMR43620-Q1: Please review the schematic of LMR43620RS5QRPERQ1 0

    63 views
    4 replies
    Latest 1 month ago
    by Pramanik Patel
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