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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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  • Not Answered

    BQ79731-Q1: power consumption 0

    152 views
    0 replies
    Started 26 days ago
    by Che Wen Yeh
  • Answered

    TPS1663: EFUSE clarification 0

    71 views
    5 replies
    Latest 27 days ago
    by Amrit Jit
  • Not Answered

    TPS566231: TPS566231RQFR VIN short to GND immediately upon first power up 0

    144 views
    16 replies
    Latest 27 days ago
    by Calan Elaya
  • Suggested Answer

    TPS3808: Reset pullup voltage 0

    40 views
    1 reply
    Latest 27 days ago
    by Sila Atalar
  • Not Answered

    TPS7A57: noise source, seems like some resonance? 0

    65 views
    3 replies
    Latest 27 days ago
    by Gregory Thompson
  • Suggested Answer

    UCC21520-Q1: Schematic verification 0

    53 views
    1 reply
    Latest 27 days ago
    by Will Appelt
  • Suggested Answer

    BQ25302: BQ25302 VSYS via Q4 0

    54 views
    3 replies
    Latest 27 days ago
    by Ning T
  • Suggested Answer

    TPS25751: NegotiateHighVoltage mode EEPROM check 0

    73 views
    4 replies
    Latest 27 days ago
    by Raymond Lin
  • Suggested Answer

    TPS25751: battery level < 20%, Stop discharging external devices 0

    154 views
    10 replies
    Latest 27 days ago
    by Raymond Lin
  • Answered

    LM25037: UVLO circuit design 0

    75 views
    1 reply
    Latest 27 days ago
    by Hong Huang
  • Suggested Answer

    TPS4800-Q1: Input capacitance in EVM 0

    37 views
    1 reply
    Latest 27 days ago
    by Rishika Patel
  • Suggested Answer

    BQ25730EVM: SCL and SDA has Irregular high-level signal after powering up 0

    40 views
    1 reply
    Latest 27 days ago
    by Tiger Zhou
  • Not Answered

    TPS1H100-Q1: Damage Issue 0

    108 views
    5 replies
    Latest 27 days ago
    by Rishika Patel
  • Suggested Answer

    LP8758-E3: LP8758-E3 Start-up and part number for order 0

    76 views
    3 replies
    Latest 27 days ago
    by Sarah Lao
  • Answered

    LM2940C: pattern Layout 0

    84 views
    5 replies
    Latest 27 days ago
    by Gregory Thompson
  • Not Answered

    TPS74901: current limit range 0

    44 views
    3 replies
    Latest 27 days ago
    by Gregory Thompson
  • Answered

    LM27761: Not powering up reliably 0

    267 views
    17 replies
    Latest 27 days ago
    by Martin Koster
  • Not Answered

    BQ4050: Wrong data length was specified in bq4050 RM on RSOC (0x0D, Relative state of charge) 0

    116 views
    2 replies
    Latest 27 days ago
    by Tiger Wang
  • Answered

    LMR33620:LMR33620 and IN39 0

    91 views
    2 replies
    Latest 27 days ago
    by Naresh Adepu
  • Answered

    LMR14030-Q1: WEBENCH of LMR14030SSQDDARQ1 0

    131 views
    6 replies
    Latest 27 days ago
    by ARPITA NATH
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