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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] TPS659037: TPS65903x, TPS659038, TPS659039 OTP Selection Guide

    Alex Saenz
    Alex Saenz
    Part Number: TPS659037 Attached is a summary of all available OTP spins of the TPS65903x devices. 2451.TPS65903x_otp_sel_guide.xlsx
    • over 2 years ago
    • Power management
    • Power management forum
  • [FAQ] What's kind of PMICs from TI for image sensor?

    Phil Yi
    Phil Yi
    Please refer to the Application Report: Camera PMIC Spin Selection Guide .
    • over 2 years ago
    • Power management
    • Power management forum
  • [FAQ] What's the difference between TI camera's PMICs?

    Phil Yi
    Phil Yi
    Please refer to the Application Report: Camera PMIC Spin Selection Guide .
    • over 2 years ago
    • Power management
    • Power management forum
  • [FAQ] LP8758-E0: Is there a quick and easy way to evaluate LP8758 PMIC?

    Phil Yi
    Phil Yi
    Part Number: LP8758-E0 Other Parts Discussed in Thread: LP8758 , Yes; TI application engineer can provide a quick sample module based on LP8758-E0 as a quick and easy way to evaluate LP8758 PMIC. Linked here is the module User Guide.
    • over 2 years ago
    • Power management
    • Power management forum
  • [FAQ] REF102: REF102AU Alternative

    Masoud Beheshti61
    Masoud Beheshti61
    Part Number: REF102 Hello, Is there a newer alternative to REF102AU series voltage reference? I am looking for improved accuracy and performance. Thank you.
    • over 2 years ago
    • Power management
    • Power management forum
  • [FAQ] How do I configure the gauge to drive fewer than 6 LEDs?

    Wyatt Keller
    Wyatt Keller
    Other Parts Discussed in Thread: BQ40Z80 , BQSTUDIO Sometimes not all 6 LEDs supported by the BQ40Z80 are needed in your application. If the data flash is not configured correctly for any configuration other than 6 LEDs, it can cause a dim blinking for…
    • Answered
    • over 2 years ago
    • Power management
    • Power management forum
  • [FAQ] How do I configure the gauge to drive fewer than 5 LEDs?

    Wyatt Keller
    Wyatt Keller
    Other Parts Discussed in Thread: BQ40Z50 , BQSTUDIO Sometimes not all 5 LEDs supported by the BQ40Z50 are needed in your application. If the data flash is not configured correctly for any configuration other than 5 LEDs, it can cause a dim blinking of…
    • Answered
    • over 2 years ago
    • Power management
    • Power management forum
  • [FAQ] Cell Balancing FAQs

    Nancy Hidalgo
    Nancy Hidalgo
    Other Parts Discussed in Thread: BQ79616 What type of cell balancing does the BQ79616 perform? What does it mean when cell balancing is described as “autonomous”? What are the capacitors on the cell balancing inputs for? Is there a model to…
    • Answered
    • over 2 years ago
    • Power management
    • Power management forum
  • [FAQ] TPS6594-Q1: How to connect unused IO.

    Chris Sterzik
    Chris Sterzik
    Part Number: TPS6594-Q1 Other Parts Discussed in Thread: LP8764-Q1 , TPS6593-Q1 For the TPS6594-Q1 how to connect unused IO. For the TPS6594-Q1 , TPS6593-Q1 , and LP8764-Q1 devices the connection of unused IO is described in right most column of the…
    • over 2 years ago
    • Power management
    • Power management forum
  • [FAQ] TL431: Operating condition of Refernce pin in Shunt Refernces

    Trailokya Rai
    Trailokya Rai
    Part Number: TL431 Other Parts Discussed in Thread: , TLV431 , , What is the recommended operating condition for refernce pin of shunt regulators { TL431/ATL431/TL431LI/ATL431LI/TLV431/ATL431LI}?
    • Answered
    • over 2 years ago
    • Power management
    • Power management forum
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  • Not Answered

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

    138 views
    16 replies
    Latest 15 days ago
    by Calan Elaya
  • Suggested Answer

    TPS3808: Reset pullup voltage 0

    32 views
    1 reply
    Latest 15 days ago
    by Sila Atalar
  • Not Answered

    TPS7A57: noise source, seems like some resonance? 0

    58 views
    3 replies
    Latest 15 days ago
    by Gregory Thompson
  • Suggested Answer

    UCC21520-Q1: Schematic verification 0

    43 views
    1 reply
    Latest 15 days ago
    by Will Appelt
  • Not Answered

    TPS274C65: Use of BS version in daisy chain mode 0

    38 views
    1 reply
    Latest 15 days ago
    by Timothy Logan
  • Suggested Answer

    BQ25302: BQ25302 VSYS via Q4 0

    49 views
    3 replies
    Latest 15 days ago
    by Ning T
  • Suggested Answer

    TPS25751: NegotiateHighVoltage mode EEPROM check 0

    70 views
    4 replies
    Latest 15 days ago
    by Raymond Lin
  • Suggested Answer

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

    150 views
    10 replies
    Latest 15 days ago
    by Raymond Lin
  • Answered

    LM25037: UVLO circuit design 0

    65 views
    1 reply
    Latest 15 days ago
    by Hong Huang
  • Suggested Answer

    TPS4800-Q1: Input capacitance in EVM 0

    28 views
    1 reply
    Latest 15 days ago
    by Rishika Patel
  • Suggested Answer

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

    31 views
    1 reply
    Latest 15 days ago
    by Tiger Zhou
  • Not Answered

    TPS1H100-Q1: Damage Issue 0

    83 views
    5 replies
    Latest 15 days ago
    by Rishika Patel
  • Suggested Answer

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

    69 views
    3 replies
    Latest 15 days ago
    by Sarah Lao
  • Answered

    LM2940C: pattern Layout 0

    72 views
    5 replies
    Latest 15 days ago
    by Gregory Thompson
  • Not Answered

    TPS74901: current limit range 0

    40 views
    3 replies
    Latest 15 days ago
    by Gregory Thompson
  • Answered

    LM27761: Not powering up reliably 0

    225 views
    17 replies
    Latest 15 days ago
    by Martin Koster
  • Not Answered

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

    101 views
    2 replies
    Latest 15 days ago
    by Tiger Wang
  • Answered

    LMR33620:LMR33620 and IN39 0

    75 views
    2 replies
    Latest 15 days ago
    by Naresh Adepu
  • Answered

    LMR14030-Q1: WEBENCH of LMR14030SSQDDARQ1 0

    119 views
    6 replies
    Latest 15 days ago
    by ARPITA NATH
  • Suggested Answer

    TPS54160: In DCM mode, the inductor current shows a negative value 0

    23 views
    1 reply
    Latest 15 days ago
    by EricLee
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