Patent ID: 8575732

Claim:
A semiconductor package comprising: a. a die attach pad; b. at least one semiconductor die coupled with the die attach pad; c. a first set of contact pads surrounding the die attach pad; d. a groove at least partially circumscribing the first set of contact pads; e. a second set of contact pads surrounding the groove; f. a third set of contact pads between the first set of contact pads and the die attach pad, wherein each contact pad of the third set of contact pads includes a portion of an anchor bar abutting the groove; g. a plurality of bondwires for electrically coupling the die to at least one contact pad; h. an encapsulant encasing the at least one semiconductor die and the plurality of bondwires; and i. a filler substance separate from the encapsulant, the filler substance disposed within the groove.