Patent ID: 8901732

Claim:
A package comprising: a substrate; a chip electrically and mechanically attached to a surface of the substrate with electrical connectors; a molding compound on the surface of the substrate and around the chip, a surface of the molding compound being co-planar with a surface of the chip that is distal from the surface of the substrate; an adhesive on the surface of the chip; and a lid on the adhesive, a region between the molding compound and the lid at a corner of the lid being free from the adhesive, the corner of the lid being in a first plane parallel to the surface of the molding compound, the region being defined in a direction in a second plane parallel to the surface of the molding compound by a minimum distance from the corner, the minimum distance being at least 5 percent of a distance from an exterior edge of the surface of the molding compound to a corresponding exterior edge of the surface of the chip.