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Showing 2,354 results View by: Thread Post Sort by
    Answered
  • RE: UCD3138A: Duty Cycle Calculation from EADC output?

    Jonathan Wong
    Jonathan Wong
    Resolved
    Hello BatMan, You are right that the output would be almost zero at that point. This is limited by the size of the EADC since it is only 6 bits (max of 63). Thus, you cannot have Kp = 1 since the DERR is too small. Kp must be in the hundreds, if not…
    • over 1 year ago
    • Power management
    • Power management forum
  • Answered
  • RE: UCD9090A: UCD9090A resequence setting for system power up fail

    user4943534
    user4943534
    Resolved
    I try to short 1.2V output to ground during power up sequence. After power up, remove the short but 1.2V always no power output. But other power rails all turn on. In this situation, 1.2V EN drive by UCD asserted but UCD GUI only show 1.2V power good…
    • over 2 years ago
    • Power management
    • Power management forum
  • Answered
  • RE: UCD3138: Boot ROM holds SCL low until CLK_LOW_TIMEOUT instead of ACK/NACKing address

    Charles Randall
    Charles Randall
    Resolved
    I am trying to determine why I cannot program the UCD3138 easily through the FT4232HL IC, despite my timing being similar to the dongle's timing. The FT4232HL itself seems to be functioning properly; when I disconnect it from the UCD3138 eval kit (UCD31380L40EVM…
    • over 1 year ago
    • Power management
    • Power management forum
  • Answered
  • RE: CODECOMPOSER: Hardware Trace Analyzer : Meaning Of Cycles

    Ki
    Ki
    Resolved
    Manos Giatrakis said: I have tried replicating the results of Hardware Trace Analyzer with the function call sequence graph etc. in the latest version of CCS Theia and the only thing I can see being available is the Core Trace/Discontinuity trace. That…
    • 4 months ago
    • Code Composer Studio™︎
    • Code Composer Studio forum
  • RE: Search for an analog totem pole PFC controller.

    Jonathan Wong
    Jonathan Wong
    Hello Eduardo, The PMP20873 is a good design that will work with your requirements. You will need to make hardware changes (mainly the boost inductor) to increase the power to 1kW. The code should work as is with the new power level. The UCD3138 comes…
    • over 1 year ago
    • Power management
    • Power management forum
  • UCD90320: GPI fault response with retry function

    Ann_Lien
    Ann_Lien
    TI Thinks Resolved
    Part Number: UCD90320 Hello expert, My customer is using UCD90320 in their switch project and would like to know if they can use GPI to set an interrupt to restart specific power rail. I found out GPI fault response might be suitable for this case.…
    • over 2 years ago
    • Power management
    • Power management forum
  • RE: LP8764-Q1: What fault could lead to below readings from the part?

    Mahdi Saghaleini
    Mahdi Saghaleini
    Thanks for the reply, Ishtiaque! We have UCD9090 in the same system that does the sequencing and also monitors the voltages and logs the faults. Looking at the UCD logs, it shows that it saw the UV fault for buck3 first as the main cause of this fault…
    • over 1 year ago
    • Power management
    • Power management forum
  • RE: UCD9090A: UCD9090ARGZR

    Anne Ngo77
    Anne Ngo77
    Hi, Not sure what info you need regarding UCD9090A memory. You can refer to Configuration-Programming-of-UCD-Devices.pdf . Regards Anne Ngo
    • 8 months ago
    • Power management
    • Power management forum
  • Answered
  • RE: AWR2243BOOST: Interpreting 1D UDP ADC Data from DCA1000 with MIMO Enabled on AWR2243BOOST

    Cesar
    Cesar
    Resolved
    Hi, Unfortunately the third party that developed the DCA1000 is no longer available for support. All the documentation available is included in the mmwave studio package C:\ti\mmwave_studio_02_01_01_00\mmWaveStudio\ReferenceCode\DCA1000 Some…
    • 29 days ago
    • Sensors
    • Sensors forum
  • UCD9090A: Downloading Configuration Data Using a Microcontroller

    Leo Yang
    Leo Yang
    TI Thinks Resolved
    Part Number: UCD9090A Tool/software: Hi team, There is a document that mentioned how to loading the configuration from CPU to device. 1007.Configuration Programming of UCD Devices (2).pdf Do we have any example code for customer to demo the coding…
    • 10 months ago
    • Power management
    • Power management forum
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