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

    UCC28950: control in the primary or secondary? 0 Locked

    231 views
    1 reply
    Latest over 7 years ago
    by Yunsheng Qu
  • Answered

    UCC28063A: UCC28063A Input voltage 0 Locked

    304 views
    1 reply
    Latest over 7 years ago
    by Yunsheng Qu
  • Not Answered

    TPS65185: How to Inrust Current cumsuption too much low and can you suggest how to battery cunsuption low 0 Locked

    873 views
    3 replies
    Latest over 7 years ago
    by Dixant Prajapati
  • Suggested Answer

    BQ24780S: Questions about BQ24780S 0 Locked

    1356 views
    2 replies
    Latest over 7 years ago
    by Tommy Chan
  • Answered

    UCC28950: UCC28950 SR FET rating selection question 0 Locked

    1390 views
    4 replies
    Latest over 7 years ago
    by Wei-Hao Chen (TW-FAE)
  • Not Answered

    TPS2421-1: Device Failure - No Fault - Conducting 0.9V 0 Locked

    357 views
    1 reply
    Latest over 7 years ago
    by Rakesh
  • Suggested Answer

    TPS65910: Possibility of retaining VDIG1 register contents between power failures 0 Locked

    683 views
    3 replies
    Latest over 7 years ago
    by Srikanth Vemula
  • Suggested Answer

    TPS56C215: ThreshoTharmal Shutdown 0 Locked

    454 views
    5 replies
    Latest over 7 years ago
    by Edwin Zang
  • Answered

    LM74700-Q1: Production Release Schedule 0 Locked

    338 views
    1 reply
    Latest over 7 years ago
    by Dilip Jain
  • Answered

    TPS22860: Output voltage rising/falling time as a function of load capacitance 0 Locked

    598 views
    4 replies
    Latest over 7 years ago
    by Edward Mirodin
  • Suggested Answer

    CCS: A Problem About Online Debugging of UCD3020 in CCS 0 Locked

    820 views
    5 replies
    Latest over 7 years ago
    by user5129613
  • Suggested Answer

    SM72295: used in buck-boost (DC-DC),pins shrot at HOB vs HSB 0 Locked

    452 views
    2 replies
    Latest over 7 years ago
    by zaixue Gu
  • Answered

    LMR62014: About resistor between VIN pin and /SHDN pin 0 Locked

    1588 views
    2 replies
    Latest over 7 years ago
    by Hide
  • Answered

    TPS65132: TPS65132L0 – About I2C lines 0 Locked

    1024 views
    2 replies
    Latest over 7 years ago
    by Hide
  • Answered

    WEBENCH® Tools/LM3481: For the EVM schematics, what is the functions of diode D4 and D5? 0 Locked

    773 views
    4 replies
    Latest over 7 years ago
    by Martin Sun63
  • Suggested Answer

    TPS60400: the output current is 60mA , it is sink or source? 0 Locked

    354 views
    2 replies
    Latest over 7 years ago
    by MichaelK
  • Answered

    TPS63002: TPS63002DRC : Buck-Boost regulator power issue 0 Locked

    1212 views
    12 replies
    Latest over 7 years ago
    by Brigitte
  • Suggested Answer

    TPS65132: RVC Package data unavailable 0 Locked

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

    BQ51025: BQ51025EVM 0 Locked

    431 views
    2 replies
    Latest over 7 years ago
    by Michael Dollard
  • Suggested Answer

    Compiler/UCC256303: CINCON 500W UCC25630-3 also have a tuning LLC feedback issue 0 Locked

    476 views
    3 replies
    Latest over 7 years ago
    by Benjamin Lough
<>