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
  • Suggested Answer

    UC3843: UC3843 REF pin external capacitor Cref caused the startup overshoot problem 0 Locked

    8687 views
    1 reply
    Latest over 6 years ago
    by John Griffin1
  • Suggested Answer

    UCC256304: UCC256404: HV PIN query 0 Locked

    524 views
    3 replies
    Latest over 6 years ago
    by Eric Faraci
  • Suggested Answer

    UC3843: Can we design flyback from large range of load current using UC3843? 0 Locked

    383 views
    1 reply
    Latest over 6 years ago
    by John Griffin1
  • Answered

    LM5045: LM5045 CT best location 0 Locked

    506 views
    1 reply
    Latest over 6 years ago
    by John Griffin1
  • Suggested Answer

    TPS61099: Exceeding Vout of TPS61099 0 Locked

    345 views
    3 replies
    Latest over 6 years ago
    by Minqiu Xie
  • Suggested Answer

    TPS61500: Current Limit Issue 0 Locked

    384 views
    4 replies
    Latest over 6 years ago
    by Sean Zhou
  • Suggested Answer

    LP5024: application question with I2C and flow chart 0 Locked

    402 views
    2 replies
    Latest over 6 years ago
    by Ann_Lien
  • Answered

    TPS54331: TPS54331 output voltage cannot keep 5V when input voltage goes down 0 Locked

    1961 views
    10 replies
    Latest over 6 years ago
    by Shawn Nie
  • Answered

    TPS92630-Q1: TPS92630 control LED 0 Locked

    408 views
    1 reply
    Latest over 6 years ago
    by Frank Qiu
  • Answered

    LM5022: Isolated Boost converter with simple transformer (only 2 winding primary/secondary), optoisolator, few components 0 Locked

    915 views
    6 replies
    Latest over 6 years ago
    by Michele Bonollo
  • Suggested Answer

    TPS61194-Q1 backlight upgrade recommended 0 Locked

    328 views
    3 replies
    Latest over 6 years ago
    by Shirley He
  • Suggested Answer

    TPS61194-Q1: TPS-61194-Q1 failure phenomena? 0 Locked

    405 views
    5 replies
    Latest over 6 years ago
    by Shirley He
  • Suggested Answer

    TPS92602-Q1: Increasing start up and pulse response times 0 Locked

    242 views
    2 replies
    Latest over 6 years ago
    by Frank Qiu
  • Answered

    LM76003-Q1: output regulation issue 0 Locked

    459 views
    2 replies
    Latest over 6 years ago
    by Mahendra Patel1
  • Suggested Answer

    UCC2813-2-Q1: request gain margin and phase margin of UCC2813-2-Q1 0 Locked

    630 views
    5 replies
    Latest over 6 years ago
    by Teng Feng
  • Answered

    TPS2596: TPS259631DDA Production Status 0 Locked

    322 views
    2 replies
    Latest over 6 years ago
    by Tsukui Yusuke
  • Answered

    Please help to find the TI solution which can replace P/N of MP8861 !!! 0 Locked

    323 views
    1 reply
    Latest over 6 years ago
    by LeonardEllis
  • Suggested Answer

    How Color Set Mode sets 0 Locked

    292 views
    3 replies
    Latest over 6 years ago
    by Charles-Chen
  • Answered

    TPS61176: TPS61176 LED channel sink current 0 Locked

    350 views
    1 reply
    Latest over 6 years ago
    by Sean Zhou
  • Answered

    TPS51206: VTT voltage at power down 0 Locked

    351 views
    4 replies
    Latest over 6 years ago
    by Yusuke Mukuno
<>