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

    UCC28C56H-Q1: HV_IN power supply minimum starting voltage and secondary side regulation (SSR) circuit modification for Vout=12V 0 Locked

    403 views
    7 replies
    Latest over 1 year ago
    by Hong Huang
  • Not Answered

    TPS61378-Q1: TPS61378-Q1 output voltage dip 0 Locked

    201 views
    1 reply
    Latest over 1 year ago
    by Lei Zhong
  • Answered

    TPSM33625: DAC adjustable 12V power supply 0 Locked

    343 views
    2 replies
    Latest over 1 year ago
    by Volodimir Bondarenko
  • Not Answered

    LP8863-Q1: Default Brightness Values at Maximum 0 Locked

    284 views
    7 replies
    Latest over 1 year ago
    by Zhiqian Wu
  • Not Answered

    TPS61093-Q1: Available Simulation Models 0 Locked

    118 views
    3 replies
    Latest over 1 year ago
    by Lei Zhong
  • Not Answered

    TPS1HB16-Q1: TPS1HB16-Q1 Short circuit protection in the 28V supply voltage 0 Locked

    165 views
    1 reply
    Latest over 1 year ago
    by Timothy Logan
  • Suggested Answer

    TPS2663: TPS2663 0 Locked

    598 views
    13 replies
    Latest over 1 year ago
    by Dante Fasano
  • Answered

    TPS65150-Q1: Basic question about LCD Bias 0 Locked

    231 views
    1 reply
    Latest over 1 year ago
    by Patrick Yao
  • Answered

    TPS55288: Enable / Disable timing 0 Locked

    196 views
    1 reply
    Latest over 1 year ago
    by Bryce Xun
  • Not Answered

    TPS61165: spec check 0 Locked

    286 views
    3 replies
    Latest over 1 year ago
    by Patrick Yao
  • Not Answered

    TPS65131EVM-839: VNEG unstable with varying load 0 Locked

    321 views
    5 replies
    Latest over 1 year ago
    by Patrick Yao
  • Suggested Answer

    TPS629210: Current consumption of devices in low output current 0 Locked

    192 views
    1 reply
    Latest over 1 year ago
    by Colin Chen
  • Suggested Answer

    LM51772: Programming guide 0 Locked

    321 views
    2 replies
    Latest over 1 year ago
    by Tiger Yeh
  • Answered

    TPS54325: EN pin input current +1 Locked

    197 views
    1 reply
    Latest over 1 year ago
    by Shipeng Cheng
  • Not Answered

    TPS54310: Has there been a Die Change? 0 Locked

    136 views
    1 reply
    Latest over 1 year ago
    by Varun John
  • Answered

    UCC28180: Transient Response 0 Locked

    319 views
    2 replies
    Latest over 1 year ago
    by Thomas Egler
  • Suggested Answer

    TPS92630-Q1: TPS92630QPWPRQ1 Leadframe of different date code parts 0 Locked

    362 views
    5 replies
    Latest over 1 year ago
    by Hailee Xu
  • Answered

    TPS22948: IEC 61000-4-2 compliance for HDMI application 0 Locked

    253 views
    2 replies
    Latest over 1 year ago
    by Marco Caldari
  • Suggested Answer

    BQ25629EVM: Battery charge with market USB power supply. 0 Locked

    450 views
    7 replies
    Latest over 1 year ago
    by Stefano Sivera
  • Answered

    BQ79656EVM-021: How to convert GPIO read values to temperatures? 0 Locked

    298 views
    5 replies
    Latest over 1 year ago
    by Florian Behlke
<>