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

    TPS54620: When input / output capacitors are connected in parallel. 0 Locked

    359 views
    2 replies
    Latest over 7 years ago
    by Charles Jeon
  • Answered

    UCC28070: Current sensing of UCC28070 0 Locked

    1226 views
    3 replies
    Latest over 7 years ago
    by Hayashi
  • Answered

    LMG3410: RTM date 0 Locked

    522 views
    2 replies
    Latest over 7 years ago
    by Hideyuki Takisawa
  • Suggested Answer

    TPS63070: Is TPS63070 pass SONY GP? 0 Locked

    315 views
    3 replies
    Latest over 7 years ago
    by Brigitte
  • Answered

    CCS/TPS65132: Need TPS65132B0 code 0 Locked

    578 views
    3 replies
    Latest over 7 years ago
    by Brigitte
  • Suggested Answer

    TPS65177: How to test AVDD boost loop response? 0 Locked

    1222 views
    1 reply
    Latest over 7 years ago
    by Brigitte
  • Suggested Answer

    BQ24725A: Using one Shunt for 2 BQ24725A 0 Locked

    213 views
    1 reply
    Latest over 7 years ago
    by Wang5577
  • Suggested Answer

    BQ40Z50EVM-561: No connection with the PC 0 Locked

    729 views
    7 replies
    Latest over 7 years ago
    by Steve Schnier
  • Suggested Answer

    TLV733P: VDO VS VOUT 0 Locked

    858 views
    1 reply
    Latest over 7 years ago
    by Ryan Eslinger
  • Suggested Answer

    BQ40Z50-R2: BQ40Z50-R2 CHG and DSCHG FET switching speed 0 Locked

    696 views
    2 replies
    Latest over 7 years ago
    by Steve Schnier
  • Answered

    BQ34Z100-G1: Configuration does not apply 0 Locked

    956 views
    6 replies
    Latest over 7 years ago
    by user5324968
  • Suggested Answer

    BQ76PL455A: nominal current of BQ76PL455A 0 Locked

    255 views
    1 reply
    Latest over 7 years ago
    by David Wiest Jr
  • Not Answered

    EM1402EVM: EM1402EVM 0 Locked

    470 views
    1 reply
    Latest over 7 years ago
    by David Wiest Jr
  • Not Answered

    BQ76PL455A: Application with 4 cells 0 Locked

    276 views
    1 reply
    Latest over 7 years ago
    by David Wiest Jr
  • Suggested Answer

    LM25119: Short circuit test 0 Locked

    380 views
    3 replies
    Latest over 7 years ago
    by Qian Chen
  • Answered

    BQ76PL455A-Q1: battery chemistry kind supported 0 Locked

    524 views
    4 replies
    Latest over 7 years ago
    by David Wiest Jr
  • Suggested Answer

    BQ76925: BQ76925+MSP430 reference code 0 Locked

    511 views
    1 reply
    Latest over 7 years ago
    by WM5295
  • Not Answered

    BQ51050B: Behavior of *CHG 0 Locked

    1096 views
    4 replies
    Latest over 7 years ago
    by Chris Wong32
  • Answered

    LP8860-Q1: difference between device marking A/B/C/D.. 0 Locked

    272 views
    1 reply
    Latest over 7 years ago
    by Salome Ramirez Carrion
  • Suggested Answer

    WEBENCH® Tools/PTN78020A: WEBENCH® CAD/CAE Symbols of PTN78020A 0 Locked

    707 views
    3 replies
    Latest over 7 years ago
    by Tom Guerin
<>