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LPS28DFW vibration susceptibility

VCu
Associate

Hello,

I am wondering if the presence of gel in the LPS28DFW makes it more susceptible to vibration than LPS22DF. These sensors will be in a vibration environment, and I'm concerned that the vibrating gel in the sensor will negatively affect the pressure readings. Is this a valid concern, or will the gel have negligible affects compared to the LPS22DF?

Thank you.

1 ACCEPTED SOLUTION

Accepted Solutions
Federica Bossi
ST Employee

Hi @VCu ,

Welcome to ST Community!

The presence of gel is mandatory for water-proof functionality. Internally is completely connected to the substrate that is soldered on the PCB and this implies that there aren't problems versus the vibration and the effects are negligible compared to LPS22DF.

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.

View solution in original post

2 REPLIES 2
Federica Bossi
ST Employee

Hi @VCu ,

Welcome to ST Community!

The presence of gel is mandatory for water-proof functionality. Internally is completely connected to the substrate that is soldered on the PCB and this implies that there aren't problems versus the vibration and the effects are negligible compared to LPS22DF.

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.
VCu
Associate

Thanks for the response!