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 4 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 4 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 4 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 4 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 4 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 4 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 4 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 4 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 4 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 4 years ago
    • Power management
    • Power management forum
<>

View FAQ threads
  • Tags
  • RSS
  • More
  • Cancel
  • Suggested Answer

    LM3643 TORCH/TEMP pin 0 Locked

    679 views
    1 reply
    Latest over 9 years ago
    by Angelos Tsiros
  • Not Answered

    UCD9244: Unused VID pins 0 Locked

    931 views
    3 replies
    Latest over 9 years ago
    by Zhiyuan Hu
  • Suggested Answer

    working solution the TPS65217 without DCDCx 0 Locked

    844 views
    3 replies
    Latest over 9 years ago
    by Richard Solarski
  • Answered

    UCC28180 automotive alternate 0 Locked

    815 views
    1 reply
    Latest over 9 years ago
    by John Griffin1
  • Answered

    UCC28722 WBENCH reference design disparity 0 Locked

    1787 views
    8 replies
    Latest over 9 years ago
    by Mike O'
  • Answered

    LM53601-Q1 - Cff 0 Locked

    1172 views
    5 replies
    Latest over 9 years ago
    by Hirotaka Matsumoto
  • Not Answered

    TPS54821 Bad output voltage 0 Locked

    1462 views
    5 replies
    Latest over 9 years ago
    by JohnTucker
  • Suggested Answer

    PWM and Analog Dimming of LM3409HV 0 Locked

    616 views
    1 reply
    Latest over 9 years ago
    by Issac Hsu
  • Not Answered

    TL783 Current Regulator configuration use below 0C 0 Locked

    1170 views
    3 replies
    Latest over 9 years ago
    by Michael J Schultis
  • Not Answered

    TPS40210EVM design for Altium 0 Locked

    436 views
    1 reply
    Latest over 9 years ago
    by FranzSilva
  • Discussion

    BQ24251RGET does'n charge Locked

    2960 views
    17 replies
    Latest over 9 years ago
    by Doru Contra
  • Answered

    [DC/DC Converter]: Ground plane cut below power inductor 0 Locked

    11124 views
    4 replies
    Latest over 9 years ago
    by JohnTucker
  • Answered

    bq24610 100% duty and refresh pulse 0 Locked

    1090 views
    5 replies
    Latest over 9 years ago
    by Nam, Dino
  • Not Answered

    LM2700 output voltage dropping under expected Loads 0 Locked

    828 views
    6 replies
    Latest over 9 years ago
    by Simon Horneber
  • Not Answered

    BQ25120 battery charging not working without buck regulator circuit 0 Locked

    505 views
    2 replies
    Latest over 9 years ago
    by Rajesh Ravnikar
  • Suggested Answer

    LM5165Y-Q1 behaves like a LM5165-Q1 (Output voltage 1.22 V) 0 Locked

    500 views
    1 reply
    Latest over 9 years ago
    by aasdfsd asdfasd
  • Suggested Answer

    Unknown error using Gauging Parameter Calculator (GPC) to generate Golden Image 0 Locked

    775 views
    2 replies
    Latest over 9 years ago
    by yann
  • Not Answered

    BQ25570 VBAT_OK connected to MCU current consumption 0 Locked

    433 views
    2 replies
    Latest over 9 years ago
    by Michael Liesenberg85
  • Not Answered

    BQ25570 Solarpanel current 0 Locked

    422 views
    2 replies
    Latest over 9 years ago
    by Michael Liesenberg85
  • Answered

    TPS650830 can support 24V vin? 0 Locked

    739 views
    3 replies
    Latest over 9 years ago
    by Mingmo Zhu
<>