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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] TPS7H5001-SP: How do I use the TPS7H500X-SP family as a voltage mode controller?

    Daniel Hartung
    Daniel Hartung
    Part Number: TPS7H5001-SP The TPS7H500X-SP family of devices are innately set-up for current mode control. Am I able to use the controller as a voltage mode controller?
    • Answered
    • over 2 years ago
    • Power management
    • Power management forum
  • [FAQ] BQ24610: What is the proper placement of bypass capacitors on VREF, VCC, and REGN for BQ24610 and other BQ246xx devices?

    Michael Emanuel35
    Michael Emanuel35
    Part Number: BQ24610 Please place all decoupling capacitors as close as possible to the IC pin they correspond to (following the Layout Guidelines and priorities for each device). However, please make sure that the VREF, VCC, and REGN pins are not loaded…
    • Answered
    • over 2 years ago
    • Power management
    • Power management forum
  • [FAQ] TPS23731: Vout setting on diode rectification and primary-side regulation (affect by VFCP)

    Satoshi
    Satoshi
    Part Number: TPS23731 I considering TPS23731 with diode rectification and primary-side regulation, referenced by answered below E2E thread. https://e2e.ti.com/support/power-management-group/power-management/f/power-management-forum/1169390/tps23731…
    • Answered
    • over 2 years ago
    • Power management
    • Power management forum
  • [FAQ] LP87745-Q1: Where can I find functional safety documents and full data sheet?

    Ishtiaque Panhwar
    Ishtiaque Panhwar
    Part Number: LP87745-Q1 The functional safety documents and full data sheet can be requested through following request link on product folder at https://www.ti.com/product/LP87745-Q1?keyMatch=LP8774-Q1 . Thanks!
    • over 2 years ago
    • Power management
    • Power management forum
  • [FAQ] LP87745-Q1: What is the naming convention of device part number?

    Ishtiaque Panhwar
    Ishtiaque Panhwar
    Part Number: LP87745-Q1 It is explained as following; LP8774 x x xx RXV R Q1 x : Number of regulators x : Switching Frequency (Fsw) and BOM/performance optimized options (1,2,or 3) LP8774x 1 : 17.6 MHz + full performance option or BOM/cost…
    • over 2 years ago
    • Power management
    • Power management forum
  • [FAQ] LP8758-B0: Can TI provide a solution size for the device?

    Phil Yi
    Phil Yi
    Part Number: LP8758-B0 Yes; the EVM design linked below can provide a reference of the solution size for these devices in every phase configurations: https://www.ti.com/tool/LP8758EVM?keyMatch=&tisearch=search-everything&usecase=hardware The picture…
    • over 2 years ago
    • Power management
    • Power management forum
  • [FAQ] LP8758-E0: Does TI have other existing OTP variants for quicker and easier samples?

    Phil Yi
    Phil Yi
    Part Number: LP8758-E0 Yes; listed in table picture below are existing OTP variants available for samples. Any new OTP variant needs to meet certain business size to start the process; please contact your local TI sales for more details.
    • over 2 years ago
    • Power management
    • Power management forum
  • [FAQ] LM26480: Is there a reference design of power up sequence implemented by RC delay on EN pin?

    Phil Yi
    Phil Yi
    Part Number: LM26480 Yes; a set of RC (Resistor and Capacitor) values were used on TI LM26480 EVM with VCC=3.3V on 3 "EN" pins (ENSW2, ENLDO1, ENLDO2) to control the power up delay for the sequence. ENSW1 connects to VCC directly without RC delay. …
    • over 2 years ago
    • Power management
    • Power management forum
  • [FAQ] BQ76952: Mask registers for Alarm Raw Status

    Francis Jiang
    Francis Jiang
    Part Number: BQ76952 Hi Team, I would like to ask a question: what is the mask registers? I am confused about the following words: Thanks a lot. BRs, Francis
    • over 2 years ago
    • Power management
    • Power management forum
  • [FAQ] TPS43330A-Q1: TPS43330 EMC Comparison between SS (Spread Spectrum) Disable/Enable

    Phil Yi
    Phil Yi
    Part Number: TPS43330A-Q1 TPS43330 EMC Comparison for SS.pdf
    • over 2 years ago
    • Power management
    • Power management forum
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  • Answered

    [FAQ] BQ76952: What is the Soft SHUTDOWN state? 0 Locked

    2397 views
    1 reply
    Latest over 1 year ago
    by Andria McIntyre
  • Suggested Answer

    BQ40Z80: BQ40Z80 GPIO query 0 Locked

    129 views
    1 reply
    Latest over 1 year ago
    by Wyatt Keller
  • Suggested Answer

    TPS92664-Q1: No Communication over UART 0 Locked

    415 views
    1 reply
    Latest over 1 year ago
    by Jaron Wilson
  • Not Answered

    BQ24610: Vref value abnormal 0 Locked

    158 views
    3 replies
    Latest over 1 year ago
    by Aya Khedr
  • Answered

    [FAQ] BQ76952: How does SHUTDOWN mode work? 0 Locked

    2966 views
    1 reply
    Latest over 1 year ago
    by Andria McIntyre
  • Answered

    BQ76942: Can't Establish any I2C Communication With Chip 0 Locked

    573 views
    8 replies
    Latest over 1 year ago
    by Ryan Coleman
  • Suggested Answer

    LM5046EVAL: Aux2 , Aux1 Inductor , Driver and Opto alternatives. 0 Locked

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    TL5209: the ESR of Cout 0 Locked

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    181 views
    3 replies
    Latest over 1 year ago
    by Bill Johns
  • Suggested Answer

    TPS65930: Through the I2C configuration register, after writing the corresponding device address and register address, the reading of data bits is inconsistent with what it wrote 0 Locked

    360 views
    3 replies
    Latest over 1 year ago
    by Nicholas McNamara
  • Suggested Answer

    UCC28950: Max duty cycle calculation +1 Locked

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    1 reply
    Latest over 1 year ago
    by Sean Xu
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    240 views
    10 replies
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    by Tommy Lin
  • Suggested Answer

    UCC28950: Abnormal output diode voltage +1 Locked

    206 views
    9 replies
    Latest over 1 year ago
    by Sean Xu
  • Answered

    TPS65835: work pattern 0 Locked

    353 views
    5 replies
    Latest over 1 year ago
    by Nicholas McNamara
  • Not Answered

    TPS65994AE: TPS65994AE + PD 100W + TPS1046 0 Locked

    212 views
    3 replies
    Latest over 1 year ago
    by Tommy Lin
  • Suggested Answer

    BQ24298: BQ24298- Battery voltage reading /BMS 0 Locked

    210 views
    1 reply
    Latest over 1 year ago
    by Garrett Kreger
  • Answered

    TPS25750: Power negotiation 0 Locked

    801 views
    14 replies
    Latest over 1 year ago
    by Tiger Zhou
  • Not Answered

    LM2596: M2596 0 Locked

    405 views
    1 reply
    Latest over 1 year ago
    by Marshall_Beck
  • Answered

    LMR14010A: LMR14010A 0 Locked

    169 views
    1 reply
    Latest over 1 year ago
    by Marshall_Beck
  • Suggested Answer

    TPS1H100-Q1: TPS1H100AQPWPRQ1 0 Locked

    178 views
    4 replies
    Latest over 1 year ago
    by Timothy Logan
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