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

    TPS82130: Internal op-amp Gain and GBW 0 Locked

    210 views
    2 replies
    Latest over 5 years ago
    by Steve Widener
  • Answered

    BQ2057: Status pin always on regardless of battery status 0 Locked

    347 views
    3 replies
    Latest over 5 years ago
    by Nick Brylski
  • Suggested Answer

    BQ24040: some questions about the power dissipation and ISET 0 Locked

    410 views
    7 replies
    Latest over 5 years ago
    by Nick Brylski
  • Suggested Answer

    BQ24086: Charger Status Pins On Full Battery Charge 0 Locked

    284 views
    2 replies
    Latest over 5 years ago
    by Nick Brylski
  • Answered

    BQ40Z60: Discharging related issues 0 Locked

    521 views
    17 replies
    Latest over 5 years ago
    by Wyatt Keller
  • Not Answered

    TPS22917: Plating details 0 Locked

    181 views
    1 reply
    Latest over 5 years ago
    by Andy Robles
  • Not Answered

    LM1117: LM1117 worst case Vout specification 0 Locked

    545 views
    5 replies
    Latest over 5 years ago
    by Jason Song
  • Answered

    TPS2373: Shut down during 42V 0 Locked

    306 views
    2 replies
    Latest over 5 years ago
    by Michael Pahl
  • Suggested Answer

    TPS50601A-SP: Device Information Question 0 Locked

    157 views
    1 reply
    Latest over 5 years ago
    by Christian Yots
  • Suggested Answer

    TPS2400: is this the right device? 0 Locked

    210 views
    1 reply
    Latest over 5 years ago
    by Rakesh
  • Suggested Answer

    BQ24172: Charging and Re-charging Current Profile 0 Locked

    481 views
    11 replies
    Latest over 5 years ago
    by Michael Emanuel35
  • Not Answered

    TPS50601A-SP: Request a design review 0 Locked

    378 views
    1 reply
    Latest over 5 years ago
    by Christian Yots
  • Suggested Answer

    BQ24250EVM-150: 100 – TS temp, Vsys still Charging 0 Locked

    318 views
    3 replies
    Latest over 5 years ago
    by Ricardo
  • Suggested Answer

    TPS92611-Q1: Output pin for ESD Test Levels (IEC/EN 61000-4-2) Level 4 0 Locked

    272 views
    3 replies
    Latest over 5 years ago
    by Frank Qiu
  • Suggested Answer

    BQ51013B: BQ51013B EVM 0 Locked

    303 views
    2 replies
    Latest over 5 years ago
    by Florent Muret
  • Not Answered

    BQ35100: Create Goden Image Failed! 0 Locked

    238 views
    1 reply
    Latest over 5 years ago
    by Shirish
  • Suggested Answer

    BQ24133: BQ24133 : Please help check the schematic 0 Locked

    459 views
    11 replies
    Latest over 5 years ago
    by Michael Emanuel35
  • Suggested Answer

    REF3025: output is 2.64V when connected to INA828 REF pin 0 Locked

    634 views
    5 replies
    Latest over 5 years ago
    by Marcoo Z
  • Not Answered

    BQ24640: BQ24640 output voltage 0 Locked

    451 views
    8 replies
    Latest over 5 years ago
    by Kedar Manishankar
  • Suggested Answer

    BQ25703A: Regarding the circuit verification 0 Locked

    130 views
    1 reply
    Latest over 5 years ago
    by Kedar Manishankar
<>