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
  • Not Answered

    Programming code fround on SLUA355A, page 5. 0 Locked

    386 views
    1 reply
    Latest over 15 years ago
    by Doug Williams4811
  • Suggested Answer

    TPS65920 hard coded I2C address 0 Locked

    612 views
    3 replies
    Latest over 15 years ago
    by Gandhar Dighe
  • Not Answered

    TWL4030 Compensation techniques 0 Locked

    369 views
    3 replies
    Latest over 15 years ago
    by Gandhar Dighe
  • Suggested Answer

    Does TPS65930 support Stero MIC input? 0 Locked

    687 views
    7 replies
    Latest over 15 years ago
    by Murugan Mayileri
  • Suggested Answer

    TPS65950 BOOT_BCI register question 0 Locked

    269 views
    1 reply
    Latest over 15 years ago
    by Ankit Somani15962
  • Suggested Answer

    Digital loop voice. Errata in TPS65950 TRM 0 Locked

    828 views
    5 replies
    Latest over 15 years ago
    by Gandhar Dighe
  • Suggested Answer

    The phase wave of TPS65930 not stable 0 Locked

    363 views
    2 replies
    Latest over 15 years ago
    by Gandhar Dighe
  • Suggested Answer

    TPS65920 VDD1 overvoltage? 0 Locked

    326 views
    2 replies
    Latest over 15 years ago
    by Gandhar Dighe
  • Not Answered

    Extended SBdata commands in bq78pl114 0 Locked

    222 views
    0 replies
    Started over 15 years ago
    by Castano
  • Answered

    FET selection on ICTLXX 0 Locked

    344 views
    2 replies
    Latest over 15 years ago
    by Gandhar Dighe
  • Not Answered

    Rt / Ct values for frequency calculation in UC3875 0 Locked

    1285 views
    1 reply
    Latest over 15 years ago
    by jose thomas16200
  • Suggested Answer

    VAUX4, VPLL, VMMC LDO drop out - can it work from 3.3V where the drop out is spec from 250mV? 0 Locked

    472 views
    3 replies
    Latest over 15 years ago
    by Gandhar Dighe
  • Suggested Answer

    TPS65920 - finish the design questions 0 Locked

    640 views
    4 replies
    Latest over 15 years ago
    by Gandhar Dighe
  • Suggested Answer

    TPS65930: Backup battery question 0 Locked

    526 views
    3 replies
    Latest over 15 years ago
    by Gandhar Dighe
  • Not Answered

    BQ78PL114 FIRMWARE 0 Locked

    313 views
    1 reply
    Latest over 15 years ago
    by Jim M15252
  • Not Answered

    Battery management for >12s Li-Ion 0 Locked

    282 views
    3 replies
    Latest over 15 years ago
    by Dag Lundstrom
  • Not Answered

    Battery Calibration 0 Locked

    342 views
    1 reply
    Latest over 15 years ago
    by Doug Williams4811
  • Answered

    TPS2228 Questions 0 Locked

    372 views
    2 replies
    Latest over 15 years ago
    by Mike Blt
  • Not Answered

    PowerLAN protocol 0 Locked

    380 views
    1 reply
    Latest over 15 years ago
    by Jim M15252
  • Suggested Answer

    Wrong temperatures readings with bq78pl114S12!! 0 Locked

    314 views
    3 replies
    Latest over 15 years ago
    by Jörg Selig
<>