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

    I'm looking for a replacement for the competitor's PFC controller 0 Locked

    249 views
    2 replies
    Latest over 4 years ago
    by Sincheol Kim
  • Suggested Answer

    TPS61176: request for review schematic of TPS61176RTE 0 Locked

    319 views
    5 replies
    Latest over 4 years ago
    by Yuting Shao
  • Suggested Answer

    TPS61030: Enable pin disabling loads too early?? 0 Locked

    1007 views
    16 replies
    Latest over 4 years ago
    by Yichen Xu
  • Answered

    LM5046: LM5046 with low input voltage. 0 Locked

    279 views
    1 reply
    Latest over 4 years ago
    by Aidan Davidson1
  • Answered

    TPS82150: Alternative to TPS62160 0 Locked

    478 views
    2 replies
    Latest over 4 years ago
    by Ella KIM
  • Suggested Answer

    BQ24640: Questions about BQ24640 peripheral circuit 0 Locked

    404 views
    3 replies
    Latest over 4 years ago
    by Kedar Manishankar
  • Suggested Answer

    BQ25710: Simpler part comparing BQ25710 suggestion 0 Locked

    195 views
    1 reply
    Latest over 4 years ago
    by Jeff F
  • Answered

    BQ78350-R1: BQStudio doesn't recognise the device 0 Locked

    927 views
    3 replies
    Latest over 4 years ago
    by WM5295
  • Answered

    LM63625-Q1: Soft Start Done Timer 0 Locked

    290 views
    1 reply
    Latest over 4 years ago
    by Harrison Overturf
  • Suggested Answer

    TPS62130: tps62130's fsw is always changing at the condition of 4.5V-->3.3V/1A 0 Locked

    305 views
    5 replies
    Latest over 4 years ago
    by Amod Vaze
  • Suggested Answer

    BQ25790: BQ25790 Automatic recharge problem 0 Locked

    923 views
    13 replies
    Latest over 4 years ago
    by Jeff F
  • Not Answered

    LM2937: IMP to IMP/NOPB 0 Locked

    310 views
    1 reply
    Latest over 4 years ago
    by Nick Butts
  • Suggested Answer

    Design an automotive QR flyback constant current source with 7.5VDC~20VDC input and 25V1A output 0 Locked

    292 views
    2 replies
    Latest over 4 years ago
    by Aidan Davidson1
  • Answered

    TPS650330-Q1: issue in programing the output voltage of BUCK-1 0 Locked

    429 views
    1 reply
    Latest over 4 years ago
    by Gerard Copeland
  • Answered

    TPS65217: DLY1 is consistently 0.7ms rather than 1ms 0 Locked

    386 views
    3 replies
    Latest over 4 years ago
    by Brian Berner
  • Answered

    BQ34Z100-G1: Flashing FW when design for HDQ operating mode 0 Locked

    260 views
    3 replies
    Latest over 4 years ago
    by Wyatt Keller
  • Suggested Answer

    BQ77915: Problem during Short Circuit 0 Locked

    592 views
    1 reply
    Latest over 4 years ago
    by WM5295
  • Suggested Answer

    BQ25792: Maximum IBUS current 0 Locked

    495 views
    1 reply
    Latest over 4 years ago
    by Jeff F
  • Suggested Answer

    BQ40Z50-R1: How to judge RSOC update results were right? 0 Locked

    401 views
    2 replies
    Latest over 4 years ago
    by Wyatt Keller
  • Not Answered

    BQ21040: 10 hour cut-off timer and load 0 Locked

    413 views
    6 replies
    Latest over 4 years ago
    by Bill Johns
<>