Packaged device exposed to environmental air and liquids and manufacturing method thereof

摘要

A packaged device, wherein at least one sensitive portion of a chip is enclosed in a chamber formed by a package. The package has an air-permeable area having a plurality of holes and a liquid-repellent structure so as to enable passage of air between an external environment and the chamber and block the passage of liquids.

主权项

1. A packaged device, comprising:
a chip; and a package body delimiting a chamber, at least a portion of the chip being located in the chamber, the package body including a plurality of holes that enable passage of air between an external environment and the chamber, the package body including an outer surface having a surface roughness that is configured to block passage of liquids through the plurality of holes.