Patent ID: 7034382

Claim:
A chip scale package comprising: a lead frame including at least a die attach pad for connection directly to a circuit board, a plurality of wire bonding pads peripherally located thereon, and at least one aperture formed fully through said die attach pad to separate said the die attach pad into different sections; at least one die having a first surface and an opposing second surface and being mounted on a section of said die attach pad such that substantially the entire opposing second surface contacts said die attach pad, thereby forming a grounding path which is confined to said section and leads from said at least one die, through said section, and to said circuit board; at least one bonding wire for electrically connecting said at least one die and at least one of said plurality of wire bonding pads; and a mold compound, wherein said mold compound encapsulates said at least one die and said at least one bonding wise to form a chip scale package, and wherein the mold compound resides in said the at least one aperture.