This part has an error in the paste mask of the annular copper ring around the microphone port.
The paste correctly shows that it covers the annular ring of copper, however, this is a 360-degree opening in the stencil.
The inner area of the annular ring does not have any support, so it will detach from the stencil, making one large paste opening.
Other similar MEMs microphone footprints do have lugs in the form of a cross to support the required inner circle.
Added 9 hours, 29 minutes ago.
Hello there,
Thanks for reaching out to us and for reporting this issue. We are going to investigate it, and we will get back to you as soon as we have an update.
Have a nice day,
Dizar
Answered 8 hours, 35 minutes ago.