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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

    TPS7H5004-SP: RT Tolerance in Externally Set Frequency Tolerance 0

    39 views
    3 replies
    Latest 1 day ago
    by Daniel Hartung
  • Answered

    LM5145: High current converter with LM5145 0

    81 views
    7 replies
    Latest 1 day ago
    by dimitar partenov
  • Suggested Answer

    TPS65987DDK: Debug Accessory support 0

    66 views
    8 replies
    Latest 1 day ago
    by Kevin Kosta
  • Suggested Answer

    TPS65987D: Some questions 0

    123 views
    10 replies
    Latest 1 day ago
    by Kevin Kosta
  • Suggested Answer

    TPS25751: TPS25751DREFR 0

    69 views
    6 replies
    Latest 1 day ago
    by Kevin Kosta
  • Suggested Answer

    BQ40Z50-R1: BQ40Z50-R1 0

    41 views
    4 replies
    Latest 1 day ago
    by Max
  • Suggested Answer

    LM25143: Design wanna to achieve Vout = 0.88V and Iout = 70A 0

    163 views
    13 replies
    Latest 1 day ago
    by Onkar Bhakare
  • Not Answered

    BQ79718B-Q1:BQ797XX GUI, USB2ANY not working 0

    20 views
    1 reply
    Latest 1 day ago
    by 亨 平田
  • Answered

    TPS35-Q1: About No PACKAGE MATERIALS INFORMATION on Datasheet 0

    51 views
    3 replies
    Latest 1 day ago
    by Joshua Garcia
  • Not Answered

    TPS61199: Recommend a suitable device. 0

    47 views
    5 replies
    Latest 1 day ago
    by Andy Chen
  • Not Answered

    TPS61381-Q1: How does the TPS61381-Q1 avoid interference with AM? 0

    25 views
    3 replies
    Latest 1 day ago
    by Travis Wang
  • Not Answered

    TPS923651: need a buck-boost power for LED driver 0

    17 views
    1 reply
    Latest 1 day ago
    by Lucia Gao
  • Not Answered

    LP8868Y-Q1: LP8868Y-Q1: 0

    22 views
    1 reply
    Latest 1 day ago
    by Suchen Dong
  • Not Answered

    LP8868Y-Q1: LP8868Y-Q1 0

    26 views
    2 replies
    Latest 1 day ago
    by Suchen Dong
  • Not Answered

    LM5171: LM5171 I2C status registers doesn't match 0

    114 views
    6 replies
    Latest 1 day ago
    by Feng Ji
  • Answered

    TUSB546A-DCI: TUSB546 AUXN voltage is too low 0

    33 views
    3 replies
    Latest 1 day ago
    by ZHE YU Li
  • Answered

    BQ25731: Unable to Change Charge Current over I2C 0

    93 views
    4 replies
    Latest 1 day ago
    by Aram Dergevorkian
  • Suggested Answer

    BQ27Z746: The unit of cycle count based Qmax degradation 0

    54 views
    4 replies
    Latest 1 day ago
    by Kailun Liu
  • Not Answered

    LP2989: marking faded issue for PN#LP2989AILD-3.3/NOPB (SO#422376) 0

    32 views
    2 replies
    Latest 1 day ago
    by Jun Liu
  • Suggested Answer

    LMR14020-Q1: LMR14020-Q1 FMEA 0

    24 views
    2 replies
    Latest 1 day ago
    by Frank De Stasi
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