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 0.2 V while the real measuring result is 0 V? UCD90xxx

    Sam
    Sam
    Other Parts Discussed in Thread: UCD90120A , UCD9090 , UCD90160A , UCD90160 , UCD90240 , UCD90320U , UCD90120 , UCD9090A , UCD90124 , UCD90124A , UCD90320 Some monitor pins of the UCD90xxx have a minor limitation on the lower range of monitoring—they…
    • over 3 years ago
    • Power management
    • Power management forum
  • [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
<>

View FAQ threads
  • Tags
  • RSS
  • More
  • Cancel
  • Suggested Answer

    UCC28780EVM-002: The EVM board transformer spec in detail 0 Locked

    250 views
    1 reply
    Latest over 4 years ago
    by Jaden Ning
  • Suggested Answer

    UCC28630: Looking for TINA simulation model of UCC28630D. https://www.ti.com/tool/TIDA-00386 0 Locked

    275 views
    1 reply
    Latest over 4 years ago
    by Yunsheng Qu
  • Suggested Answer

    TLVH431B: difference between TLVH431BQDBZR and TLVH431BQDBZRG4 0 Locked

    342 views
    3 replies
    Latest over 4 years ago
    by Marcoo Z
  • Suggested Answer

    UCC256403: Need help figuring out why there are seemingly random glitches on sawtooth output 0 Locked

    252 views
    1 reply
    Latest over 4 years ago
    by Yunsheng Qu
  • Suggested Answer

    LM3445: Bleeder circuit position 0 Locked

    515 views
    5 replies
    Latest over 4 years ago
    by Sean Zhou
  • Answered

    TPS701: Output Voltage Waveform Distortion 0 Locked

    450 views
    4 replies
    Latest over 4 years ago
    by Dylan You
  • Suggested Answer

    TPS63036: Buck boost converter servey 0 Locked

    305 views
    1 reply
    Latest over 4 years ago
    by Minqiu Xie
  • Suggested Answer

    TPS61073: SW voltage waveform overshoot 0 Locked

    829 views
    7 replies
    Latest over 4 years ago
    by Minqiu Xie
  • Answered

    UCC256301: Fail ! unable to work properly 0 Locked

    1006 views
    9 replies
    Latest over 4 years ago
    by user4308845
  • Answered

    BQ25306: Parallel two devices to increase the current 0 Locked

    333 views
    2 replies
    Latest over 4 years ago
    by Danilo A.
  • Suggested Answer

    EL driver 0 Locked

    139 views
    1 reply
    Latest over 4 years ago
    by Sean Zhou
  • Answered

    TPS61193: output voltage is lower than normal level and display dimmed dark during power up 0 Locked

    327 views
    5 replies
    Latest over 4 years ago
    by Charles-Chen
  • Suggested Answer

    TPS63900: High output voltage drop during load transients of 550mA for 10ms/100ms 0 Locked

    1556 views
    8 replies
    Latest over 4 years ago
    by Yichen Xu
  • Answered

    TPS92638-Q1: Current Share 0 Locked

    397 views
    3 replies
    Latest over 4 years ago
    by Frank Qiu
  • Not Answered

    LM2588: Flyback regulator IC with Evaluation board availability 0 Locked

    404 views
    1 reply
    Latest over 4 years ago
    by Youhao Xi
  • Suggested Answer

    LM5010A-Q1: LM5010A-Q1 0 Locked

    411 views
    7 replies
    Latest over 4 years ago
    by Sagen Lu
  • Answered

    BQ24610: Reset the safety timer using TTC pin 0 Locked

    960 views
    6 replies
    Latest over 4 years ago
    by user6500705
  • Answered

    UCC21520: Need information of UCC2150 latch up reliability result 0 Locked

    218 views
    1 reply
    Latest over 4 years ago
    by Krystian Plaskota
  • Answered

    BQ25792: BQ25792 Input Selection Prioritization 0 Locked

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

    BQ24133: VBAT output voltage is lower than the desired(12.6V) 0 Locked

    308 views
    5 replies
    Latest over 4 years ago
    by Sincheol Kim
<>