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RD'Ig
Associate II
January 31, 2022
Question

SPC58EC80E5 current limit on 5v and 3.3v pins

  • January 31, 2022
  • 2 replies
  • 1167 views

Hi there,

I was looking for the current limit on the 5v and 3.3v pins of the SPC58E80E5 board (I check in the user manual) but I can't figured out.

Which ones are they? Where I can get this information?

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    2 replies

    ODOUV.1
    ST Employee
    January 31, 2022
    RD'Ig
    RD'IgAuthor
    Associate II
    January 31, 2022

    I'm not sure if the values below are the ones I was looking for (this is page 34 of the datasheet you pointed to me)

    0693W00000JNywgQAD.png

    GCOND.1
    Visitor II
    February 2, 2022

    Hello,

    the two parameters you need to satisfy for reliability and functionality are the ones passed in DS rev8 4.8.3.

    "In order to ensure device reliability, the average current of the I/O on a single segment

    should remain below the IRMSSEG maximum value.

    In order to ensure device functionality, the sum of the dynamic and static current of the I/O

    on a single segment should remain below the IDYNSEG maximum value."

    Best Regards,

    Giuseppe