Patent ID: 8059380

Claim:
A semiconductor package comprising: a semiconductor device; a plurality of conductive contacts coupled to the semiconductor device comprising a first contact, a second contact, a third contact, and a fourth contact; an electrostatic discharge layer formed over the semiconductor device, wherein the electrostatic discharge layer comprises: a voltage triggerable material forming a first voltage controlled device, a second voltage controlled device, a third voltage controlled device, and a fourth voltage controlled device; and a first electrostatic discharge rail between the first contact and the second contact and a second electrostatic discharge rail interconnected with the first electrostatic discharge rail and between the third contact and the fourth contact; wherein a first terminal of the first voltage controlled device and a first terminal of the second voltage controlled device are coupled to a portion of the first electrostatic discharge rail, a second terminal of the first voltage controlled device is coupled to the first contact, and a second terminal of the second voltage controlled device is coupled to the second contact, a first terminal of the third voltage controlled device and a first terminal of the fourth voltage controlled device are coupled to a portion of the second electrostatic discharge rail, a second terminal of the third voltage controlled device is coupled to the third contact, and a second terminal of the fourth voltage controlled device is coupled to the fourth contact.