Patent ID: 8609525

Claim:
A method of manufacture of an integrated circuit packaging system comprising: providing a package carrier having a carrier top side; mounting an integrated circuit over the carrier top side; attaching a ball-shaped bottom attachment having a pre-determined diameter and a height as measured from a top surface of a contact pad of the integrated circuit, directly on the integrated circuit; attaching a first end of a sandwich connector to the bottom attachment, the sandwich connector having a connector diameter and an indentation, wherein the connector diameter is smaller than the bottom attachment height, and wherein the indentation is above and off-center from the bottom attachment; attaching a second end of the sandwich connector to the carrier top side; and attaching a top attachment directly on the first end of the sandwich connector and over the bottom attachment, the top attachment wider than the connector diameter and the diameter of the bottom attachment, and wherein the top attachment and the bottom attachment have the same central axis in both x and y directions as seen in a plan view.