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

    WEBENCH® Tools/TPS61088: I want to know the maximum total power(W) of tps61088. 0 Locked

    266 views
    4 replies
    Latest over 5 years ago
    by Helen chen
  • Suggested Answer

    TPS61170: Spice model for performing BODE plot simulation 0 Locked

    434 views
    8 replies
    Latest over 5 years ago
    by Helen chen
  • Suggested Answer

    UCC21222-Q1: UCC21222-Q1_Internal Resistance Tolerance Value 0 Locked

    364 views
    3 replies
    Latest over 5 years ago
    by Wei Zhang
  • Answered

    UCC28881: why the current of inductor turn to DCM after 14.4ms? 0 Locked

    371 views
    2 replies
    Latest over 5 years ago
    by user4668267
  • Suggested Answer

    TPS61022: TPS61022 0 Locked

    1608 views
    9 replies
    Latest over 5 years ago
    by Zack Liu
  • Answered

    TPS65381A-Q1: Benefit of Q&A watchdog over window watchdog? 0 Locked

    1029 views
    4 replies
    Latest over 5 years ago
    by Ivan Calzada
  • Suggested Answer

    TPS63050: Faulty SPICE models causing spiky output 0 Locked

    487 views
    9 replies
    Latest over 5 years ago
    by Minqiu Xie
  • Suggested Answer

    LM5175: Does LM5175 have certification for TUV or VDE? 0 Locked

    203 views
    2 replies
    Latest over 5 years ago
    by Youhao Xi
  • Answered

    BQ25883EVM: a Gerber file of bq25883 evm 0 Locked

    372 views
    2 replies
    Latest over 5 years ago
    by user6385914
  • Answered

    LM25122-Q1: 12V-24V Interleaving Questions 0 Locked

    321 views
    1 reply
    Latest over 5 years ago
    by Youhao Xi
  • Answered

    TPS62366B: Start -up Sequence 0 Locked

    293 views
    4 replies
    Latest over 5 years ago
    by Kazuki Kitajima
  • Answered

    LM5165: LM5165YQDGSTQ1 0 Locked

    403 views
    3 replies
    Latest over 5 years ago
    by Seungho Yu
  • Answered

    BQ25600D: Switching efficiency & VBUS current 0 Locked

    299 views
    5 replies
    Latest over 5 years ago
    by Hong Mao
  • Suggested Answer

    LP2981A: Higher Voltage LP2981A 0 Locked

    679 views
    8 replies
    Latest over 5 years ago
    by Jean Beauve
  • Suggested Answer

    BQ24160A: Vsys drops out intermittently 0 Locked

    535 views
    8 replies
    Latest over 5 years ago
    by Jeff F
  • Answered

    UCC21750: Troubleshoot why FLT pin is low 0 Locked

    2198 views
    13 replies
    Latest over 5 years ago
    by WHL
  • Answered

    TPS546D24A: TPS546D24A 0 Locked

    399 views
    3 replies
    Latest over 5 years ago
    by Peter James Miller
  • Not Answered

    LM5025C: CT output waveform 0 Locked

    311 views
    1 reply
    Latest over 5 years ago
    by Aidan Davidson1
  • Answered

    UCC256303: UCC256303 design and change to UCC256403 0 Locked

    510 views
    1 reply
    Latest over 5 years ago
    by Mike O'
  • Suggested Answer

    BQ24610: BQ24610 duty cycle 0 Locked

    180 views
    3 replies
    Latest over 5 years ago
    by Kedar Manishankar
<>