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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

    BQ27426: BQ27426 0 Locked

    419 views
    12 replies
    Latest over 1 year ago
    by Anthony
  • Not Answered

    BQ40Z80: BQ40Z80RSMT 0 Locked

    262 views
    4 replies
    Latest over 1 year ago
    by Anthony
  • Answered

    TPS25730: How to operate with separate PD Protection 0 Locked

    539 views
    4 replies
    Latest over 1 year ago
    by Joe Paolino
  • Not Answered

    BQ34110: BQ34110 Burning and Writing DATA Flash 0 Locked

    291 views
    3 replies
    Latest over 1 year ago
    by Diego
  • Suggested Answer

    BQ34Z100-G1: SOC calculation error 0 Locked

    556 views
    15 replies
    Latest over 1 year ago
    by Diego
  • Suggested Answer

    BQ34Z100-R2: LED button suddenly stopped working 0 Locked

    472 views
    11 replies
    Latest over 1 year ago
    by Diego
  • Answered

    LMR43610-Q1: Missing SPICE Model for Simulation 0 Locked

    383 views
    1 reply
    Latest over 1 year ago
    by Jimmy Hua
  • Suggested Answer

    TPS7H1101A-SP: Grounding Unused Pins 0 Locked

    318 views
    3 replies
    Latest over 1 year ago
    by Sarah Koch
  • Suggested Answer

    TPS22810: Ambient Test Power Dissipation 0 Locked

    314 views
    7 replies
    Latest over 1 year ago
    by Patrick Shalton
  • Answered

    [FAQ] UCC5880-Q1: Benefits of UCC5880 over UCC587x 0 Locked

    1096 views
    1 reply
    Latest over 1 year ago
    by Akshat Murali
  • Answered

    BQ24295: Termination When REG02[0] = 1 0 Locked

    313 views
    3 replies
    Latest over 1 year ago
    by Garrett Kreger
  • Suggested Answer

    TPS65987D: TPS65987D operating temperature range 0 Locked

    297 views
    5 replies
    Latest over 1 year ago
    by Kevin Kosta
  • Suggested Answer

    TPS65987D: Chip doesn't seem to listen to what I tell it in the configuration when I program its SPI memory 0 Locked

    262 views
    3 replies
    Latest over 1 year ago
    by Kevin Kosta
  • Suggested Answer

    TPS25730EVM: Detecting if PD negotiation happened. 0 Locked

    216 views
    2 replies
    Latest over 1 year ago
    by Kevin Kosta
  • Answered

    TPSI2140-Q1: How mcuh off-resistance for 400V, 800V, and 1200V between S1 and S2 pin is? 0 Locked

    343 views
    1 reply
    Latest over 1 year ago
    by Jose Rojo
  • Suggested Answer

    BQ34110: Values of FCC Learn Up/Down 0 Locked

    291 views
    4 replies
    Latest over 1 year ago
    by Adrian
  • Not Answered

    BQ25616: Charging and Boost IC 0 Locked

    222 views
    3 replies
    Latest over 1 year ago
    by Charles Harthan
  • Suggested Answer

    TPS65987D: PD GUI Config Issue 0 Locked

    307 views
    2 replies
    Latest over 1 year ago
    by Kevin Kosta
  • Suggested Answer

    ULN2003A: Min VIN when Ic=100mA 0 Locked

    123 views
    1 reply
    Latest over 1 year ago
    by Patrick Shalton
  • Suggested Answer

    BQ79616: Example source code 0 Locked

    293 views
    2 replies
    Latest over 1 year ago
    by Benjamin Luty
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