Patent ID: 9263839
Filing Date: 2016-02-16
CPC Classification: H01L,H01R

Claim Text:
1. A method of forming an interconnect, comprising: forming an interconnect on a mounting surface of a mounting pad disposed on a first surface of a first substrate, the forming the interconnect further comprising: forming a molding compound around the interconnect, the molding compound covering at least a lower portion of the interconnect, at least a portion of the interconnect being exposed, wherein before the forming the molding compound, the metal ball has the first height and the first width, and wherein after the forming the molding compound, the metal ball has the first height and the first width; and reflowing the interconnect, wherein after the reflowing, the metal ball of the interconnect has the first height and the first width, the first height being about equal to the first width, wherein the flux, the convection heating environment, and the molding compound are utilized to control the first height and the first width of the metal ball of the interconnect.