TI E2E support forums
TI E2E support forums
  • User
  • Site
  • Search
  • User
  • E2E™ design support >
  • Forums
    • Amplifiers
    • API solutions
    • Audio
    • Clock & timing
    • Data converters
    • DLP® products
    • Interface
    • Isolation
    • Logic
    • Microcontrollers
    • Motor drivers
    • Power management
    • Processors
    • RF & microwave
    • Sensors
    • Site support
    • Switches & multiplexers
    • Tools
    • Wireless connectivity
    • Archived forums
    • Archived groups
  • Technical articles
  • TI training
    • Tech days
    • Online training
    • Live events
    • Power Supply Design Seminar
  • Getting started
  • 简体中文
  • More
  • Cancel
Power management

Power management

Power management forum

  • Mentions
  • Tags
  • More
  • Cancel
  • Ask a new question
  • Ask a new question
  • Cancel
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] Why does GUI show 0 V while the real measuring result is 2.1 V? UCD90xxx

    Sam
    Sam
    Other Parts Discussed in Thread: UCD90120A , UCD9090 , UCD90160A , UCD90160 , UCD90240 , UCD90320U , UCD90120 , UCD9090A , UCD90124 , UCD90124A , UCD90320 Each monitor rail has its Vout Exponent, which limits the maximum voltage the device shall return…
    • over 3 years ago
    • Power management
    • Power management forum
  • [FAQ] Can less than three GPIs be used for PIN SELECTED RAIL STATE (PSRS)? UCD90xxx

    Sam
    Sam
    Other Parts Discussed in Thread: UCD90120A , UCD9090 , UCD90160A , UCD90160 , UCD90240 , UCD90320U , UCD90120 , UCD9090A , UCD90124 , UCD90124A , UCD90320 Yes, PSRS supports up to three GPIs. When the number of GPIs used for PSRS is less that the configured…
    • over 3 years ago
    • Power management
    • Power management forum
  • [FAQ] What are the fast GPIs and how to enable them? UCD90xxx

    Sam
    Sam
    Other Parts Discussed in Thread: UCD90120A , UCD9090 , UCD90160A , UCD90160 , UCD90240 , UCD90320U , UCD90120 , UCD9090A , UCD90124 , UCD90124A , UCD90320 The UCD90xxx family has eight interruptible GPIs (GPIO1 through 4, 12, 16, 17, and 18) that can…
    • over 3 years ago
    • Power management
    • Power management forum
  • [FAQ] Why does the GUI not show the correct name of the rails, GPIs, or GPOs when the board is connected to a new computer? UCD90xxx

    Sam
    Sam
    Other Parts Discussed in Thread: UCD90120A , UCD9090 , UCD90160A , UCD90160 , UCD90240 , UCD90320U , UCD90120 , UCD9090A , UCD90124 , UCD90124A , UCD90320 The names of rails, GPIs, and logic GPOs are stored in the local PC instead of the respective devices…
    • over 3 years ago
    • Power management
    • Power management forum
  • [FAQ] What happens when the fault log is full? UCD90xxx

    Sam
    Sam
    Other Parts Discussed in Thread: UCD90320U , UCD90320 , UCD90240 , UCD90120A , UCD9090 , UCD90160A , UCD90160 , UCD90120 , UCD9090A , UCD90124 , UCD90124A There are three configurable behaviors when the fault log is full: 1. Stop logging new faults…
    • over 3 years ago
    • Power management
    • Power management forum
  • [FAQ] Why is a fault logged even if the fault is ignored by a glitch filter? UCD90xxx

    Sam
    Sam
    Other Parts Discussed in Thread: UCD90120A , UCD9090 , UCD90160A , UCD90160 , UCD90240 , UCD90320U , UCD90120 , UCD9090A , UCD90124 , UCD90124A , UCD90320 A glitch filter only applies to a fault response. The fault itself is still logged. For more…
    • over 3 years ago
    • Power management
    • Power management forum
  • [FAQ] Why is the invalid logs flag not cleared? UCD90xxx

    Sam
    Sam
    Other Parts Discussed in Thread: UCD90120A , UCD9090 , UCD90160A , UCD90160 , UCD90240 , UCD90320U , UCD90120 , UCD9090A , UCD90124 , UCD90124A , UCD90320 The Invalid Logs flag is cleared only on the next boot up if the device does not see any corrupted…
    • over 3 years ago
    • Power management
    • Power management forum
  • [FAQ] Why is the invalid logs flag set? UCD90xxx

    Sam
    Sam
    Other Parts Discussed in Thread: UCD90320U , UCD90320 , UCD90240 , UCD90120A , UCD9090 , UCD90160A , UCD90160 , UCD90120 , UCD9090A , UCD90124 , UCD90124A An invalid log bit is set when the device detects corrupted log in the flash. The log is stored…
    • over 3 years ago
    • Power management
    • Power management forum
  • [FAQ] Why is POWER_GOOD flag set? UCD90xxx

    Sam
    Sam
    Other Parts Discussed in Thread: UCD90120A , UCD9090 , UCD90160A , UCD90160 , UCD90240 , UCD90320U , UCD90120 , UCD9090A , UCD90124 , UCD90124A , UCD90320 It means that at least one monitored rail does not reach its POWER_GOOD_ON threshold. Check the…
    • over 3 years ago
    • Power management
    • Power management forum
  • [FAQ] Why are the settings not saved after device reset? UCD90xxx

    Sam
    Sam
    Other Parts Discussed in Thread: UCD90120A , UCD9090 , UCD90160A , UCD90160 , UCD90240 , UCD90320U , UCD90120 , UCD9090A , UCD90124 , UCD90124A , UCD90320 You must click Write to Hardware first followed by Store RAM to Flash to store all settings into…
    • over 3 years ago
    • Power management
    • Power management forum
<>

View FAQ threads
  • Tags
  • RSS
  • More
  • Cancel
  • Answered

    TPS560430-Q1: Is this inductor suitable? 0 Locked

    425 views
    3 replies
    Latest over 5 years ago
    by Marshall_Beck
  • Answered

    UCD74120: Voltage sensing circuit doubt 0 Locked

    582 views
    7 replies
    Latest over 5 years ago
    by Qian Chen
  • Suggested Answer

    Current monitoring in battery charging system 0 Locked

    425 views
    3 replies
    Latest over 5 years ago
    by Jeff F
  • Suggested Answer

    LM2767: Damage was found during the test, with input but no output 0 Locked

    721 views
    5 replies
    Latest over 5 years ago
    by Garrett Roecker
  • Answered

    TPS7B63-Q1: TPS7B6350QPWPRQ1 ENABLE threshold data 0 Locked

    345 views
    3 replies
    Latest over 5 years ago
    by Kyle Van Renterghem
  • Suggested Answer

    LMR23610: inrush current due to input capacitors characteristics? 0 Locked

    2677 views
    11 replies
    Latest over 5 years ago
    by Ethan T
  • Suggested Answer

    TPS791-Q1: Ripple Rejection of TPS79101DBVRQ1 0 Locked

    290 views
    1 reply
    Latest over 5 years ago
    by Kyle Van Renterghem
  • Suggested Answer

    BQ77915: load connection 0 Locked

    204 views
    1 reply
    Latest over 5 years ago
    by Shawn Hinkle
  • Suggested Answer

    LM5007: LM5007 turn off issue 0 Locked

    1596 views
    10 replies
    Latest over 5 years ago
    by Samuel Jaffe
  • Suggested Answer

    EMB1428Q: EMB1428 SPI fine, but not close 0 Locked

    341 views
    3 replies
    Latest over 5 years ago
    by Taylor Vogt
  • Answered

    BQSTUDIO: Version 1.3.96_Build1 doesn't start and generates an error log file 0 Locked

    531 views
    2 replies
    Latest over 5 years ago
    by Ved Soni
  • Suggested Answer

    BQ76PL455A-Q1: Top rail getting hot 0 Locked

    348 views
    9 replies
    Latest over 5 years ago
    by Taylor Vogt
  • Suggested Answer

    TPS60400: TPS60400 Isupply 0 Locked

    611 views
    1 reply
    Latest over 5 years ago
    by Clemens Ladisch
  • Answered

    TPS7A84A: Ref Design Schematic Review Request 0 Locked

    347 views
    3 replies
    Latest over 5 years ago
    by Michael Lu (Santa Clara)
  • Answered

    TPS22990: MAX ALLOWED CT VALUE 0 Locked

    341 views
    3 replies
    Latest over 5 years ago
    by Shreyas Dmello
  • Suggested Answer

    TPS23750: Auxiliary power using option 3 failure 0 Locked

    276 views
    3 replies
    Latest over 5 years ago
    by Michael Pahl
  • Answered

    BQ2000T: Battery detection 0 Locked

    452 views
    4 replies
    Latest over 5 years ago
    by Kedar Manishankar
  • Suggested Answer

    BQ24600: The temperature of the BQ24600 is too high. 0 Locked

    532 views
    3 replies
    Latest over 5 years ago
    by Kedar Manishankar
  • Suggested Answer

    TPS7B81-Q1: body diode 0 Locked

    400 views
    1 reply
    Latest over 5 years ago
    by Kyle Van Renterghem
  • Suggested Answer

    UCC21520: The maximum voltage and SW frequency that UCC21520 can be used for 0 Locked

    226 views
    1 reply
    Latest over 5 years ago
    by John Geiger
<>