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LMich.1
Associate
Dec 16, 2021 9:53 AM UTC
Solved

TL431 Marking Code (431CH)

Hi,

Please help with the "TL431CDT"

There is "H" symbol on the marking code (431CH)

What does it mean?

There is nothing is the datasheet (marking 431C without H).

Best regards and thank you

Luca

    This topic has been closed for replies.
    Peter BENSCH
    Peter BENSCHBest answer
    ST Technical Moderator
    Dec 16, 2021 11:40 AM UTC

    Welcome, @LMich.1​, to the community!

    correct, the marking 431CH corresponds to the TL431CDT, even if this is not listed in the data sheet.

    If the problem is resolved, please mark this topic as answered by selecting Select as best. This will help other users find that answer faster.

    /Peter

    In order to give better visibility on the answered topics, please click on Accept as Solution on the reply which solved your issue or answered your question.

    2 replies

    Peter BENSCH
    Peter BENSCHBest answer
    ST Technical Moderator
    Dec 16, 2021 11:40 AM UTC

    Welcome, @LMich.1​, to the community!

    correct, the marking 431CH corresponds to the TL431CDT, even if this is not listed in the data sheet.

    If the problem is resolved, please mark this topic as answered by selecting Select as best. This will help other users find that answer faster.

    /Peter

    In order to give better visibility on the answered topics, please click on Accept as Solution on the reply which solved your issue or answered your question.
    LMich.1
    LMich.1Author
    Associate
    Dec 16, 2021 11:50 AM UTC

    Many thanks for your help!

    Luca