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

    TPS650250: TPS650250 0 Locked

    431 views
    6 replies
    Latest over 5 years ago
    by Brian Berner
  • Suggested Answer

    UCC27714: Bootstrapped High side fets not switching 0 Locked

    454 views
    6 replies
    Latest over 5 years ago
    by Richard Herring
  • Suggested Answer

    BQ76952EVM: Practical limits to cell sizes for the BQ76952 0 Locked

    211 views
    1 reply
    Latest over 5 years ago
    by Matt Sunna
  • Suggested Answer

    LM5145EVM-HD-20A: modifying the output from 5V@20A to 13V@20A 0 Locked

    404 views
    1 reply
    Latest over 5 years ago
    by Daniel Li14
  • Answered

    TPS51200: TPS51200 datasheet (rev.D) : Keep total REFOUT Capasitance below 0.47uF 0 Locked

    840 views
    6 replies
    Latest over 5 years ago
    by Qian Chen
  • Answered

    UCC28600: Output short circuit protection using UCC28600 0 Locked

    247 views
    1 reply
    Latest over 5 years ago
    by Mike O'
  • Answered

    WEBENCH® Tools/TPS43060: When I use the reference design of TPS43060 in WEBENCH with load,the output voltage drops from 24V to 12V,I want to know why? 0 Locked

    209 views
    1 reply
    Latest over 5 years ago
    by Helen chen
  • Answered

    BQ77915: Question about stacking BQ77915 0 Locked

    1191 views
    1 reply
    Latest over 5 years ago
    by Shawn Hinkle
  • Not Answered

    TI Power Supplies:TPSM84x24, TPS51200, PTH08T250WAD, TPS74901RGWR, TPS82140 0 Locked

    264 views
    5 replies
    Latest over 5 years ago
    by Kris F
  • Suggested Answer

    WEBENCH® Tools/LM5036: VCC and REF not reaching UV 0 Locked

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

    LM5022-Q1: FMEDA Failure Modes considered 0 Locked

    279 views
    2 replies
    Latest over 5 years ago
    by Ue
  • Suggested Answer

    TPS2051B: EN certification 0 Locked

    198 views
    2 replies
    Latest over 5 years ago
    by Bill Bogert
  • Answered

    TPS53626: Operation in inaccurate pin-strapping setting 0 Locked

    220 views
    1 reply
    Latest over 5 years ago
    by Matt Schurmann
  • Answered

    TPS23730: EMI compliance for isolated, non-synchronous flyback configuration with 12V output 0 Locked

    434 views
    2 replies
    Latest over 5 years ago
    by Janis Sarikas
  • Answered

    BQ40Z50-R2: Cell balancing current question 0 Locked

    375 views
    2 replies
    Latest over 5 years ago
    by Viraaj Somayajula
  • Answered

    UCC28950: UCC28950 0 Locked

    215 views
    2 replies
    Latest over 5 years ago
    by A.S.Bhushan
  • Answered

    TPS61089: TPS61089 CHIP 0 Locked

    524 views
    6 replies
    Latest over 5 years ago
    by Helen chen
  • Suggested Answer

    BQ40Z50-R2: Ra table updated to abnormal values 0 Locked

    1155 views
    16 replies
    Latest over 5 years ago
    by Andy Liu (BMS)
  • Suggested Answer

    CCS/BQ40Z80: 07_How to update battery pack firmware 0 Locked

    833 views
    7 replies
    Latest over 5 years ago
    by Andy Liu (BMS)
  • Answered

    BQ34Z100-G1: current scaling and thresholds 0 Locked

    1037 views
    9 replies
    Latest over 5 years ago
    by user5014632
<>