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

    BQ35100: What mode does the Energizer L91 chemistry in bqStudio allow (SOH or EOS)? 0 Locked

    478 views
    5 replies
    Latest over 6 years ago
    by Onyx Ahiakwo
  • Answered

    LM5109A: Is there a pull-down to hold the upper FET off ? 0 Locked

    383 views
    2 replies
    Latest over 6 years ago
    by George Pontis46
  • Suggested Answer

    Voltage Controlled Current Source 0 Locked

    1191 views
    3 replies
    Latest over 6 years ago
    by Paul_Frost
  • Suggested Answer

    BQ40Z50-R2: Charge Control Methods 0 Locked

    177 views
    1 reply
    Latest over 6 years ago
    by Batt
  • Suggested Answer

    BQ40Z80: Check for possible implementation 0 Locked

    260 views
    1 reply
    Latest over 6 years ago
    by Batt
  • Suggested Answer

    BQ20Z90: SMBus cut-off voltage 0 Locked

    288 views
    1 reply
    Latest over 6 years ago
    by Batt
  • Answered

    TPS3809: Why we can't find TPS3809J25QDBVRQ1 in web order info? 0 Locked

    377 views
    2 replies
    Latest over 6 years ago
    by Abhinav.Sharma
  • Suggested Answer

    TPS65094: Test sleep S3 system reboot 0 Locked

    235 views
    2 replies
    Latest over 6 years ago
    by Kevin LaRosa
  • Answered

    LM5067: calculation of Rin 0 Locked

    438 views
    6 replies
    Latest over 6 years ago
    by Oren Eliezer
  • Answered

    BQ25606: Output priority 0 Locked

    212 views
    1 reply
    Latest over 6 years ago
    by Angelo Zhang87
  • Suggested Answer

    BQ76PL455A: The AD value of the voltage and temperature changed to one forth(1/4)of the typical value 0 Locked

    264 views
    5 replies
    Latest over 6 years ago
    by Leslie Marquez
  • Suggested Answer

    BQ40Z50-R2: writing data flash 0 Locked

    3298 views
    8 replies
    Latest over 6 years ago
    by Swaminathan Ramanathan75031
  • Suggested Answer

    EM1402EVM GUI POLLING ERROR WHEN ACB IS ON 0 Locked

    375 views
    4 replies
    Latest over 6 years ago
    by Leslie Marquez
  • Suggested Answer

    TPS40305: Is there any risk in running the TPS40305 without a load? 0 Locked

    356 views
    3 replies
    Latest over 6 years ago
    by JohnTucker
  • Answered

    TPS756: Failure mode for TPS75633 0 Locked

    508 views
    8 replies
    Latest over 6 years ago
    by Jason Song
  • Answered

    LMZM33606: Negative output with External Sync Clock 0 Locked

    375 views
    1 reply
    Latest over 6 years ago
    by Jimmy Hua
  • Suggested Answer

    TPSM84424: TPSM84424 help with desing 0 Locked

    755 views
    15 replies
    Latest over 6 years ago
    by Jimmy Hua
  • Suggested Answer

    LM2941: implement ON/FF pin on LM2941 0 Locked

    560 views
    6 replies
    Latest over 6 years ago
    by Kyle Van Renterghem
  • Suggested Answer

    BQ25710: Converter Compensators 0 Locked

    319 views
    2 replies
    Latest over 6 years ago
    by Joel Hernandez II
  • Suggested Answer

    LM3414HV: Operating Duty Cycle (D) minimum and maximum value 0 Locked

    554 views
    1 reply
    Latest over 6 years ago
    by James Patterson
<>