Device Marking of HTS221 Sensors

4 replies
2183 views

Hello, how can I identify HTS221TR sensor?

We've got some of them with marking H509.

Looks strange.

Environmental sensors

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Peter BENSCHBest answer

ST Technical Moderator

The device is correctly marked: H stands for HTS221, the following numbers are year (2015) and week of manufacture (09).

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

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Peter BENSCHBest answer

ST Technical Moderator

The device is correctly marked: H stands for HTS221, the following numbers are year (2015) and week of manufacture (09).

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.

SNats.1Author

Associate

Thank You very much!

Eleon BORLINI

ST Employee

Hi @SNats.1 ,

did you just receive samples from a 2015 LOT? Or did you had it stored in your warehouse?

-Eleon

SNats.1Author

Associate

Hello, Eleon.

We've got sensors stored for some time (since '17-'18) as an emergency supply, so now their time has come.

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