Patent ID: 9437564
Filing Date: 2016-09-06
CPC Classification: H01L

Claim Text:
1. A structure comprising: a passivation layer formed over a semiconductor substrate; a connection pad enclosed by the passivation layer; a redistribution layer formed over the passivation layer, wherein the redistribution layer is directly connected to the connection pad, the redistribution layer being a topmost metallization layer; a bump directly connected to the redistribution layer, the bump being a sphere, the bump physically contacting the redistribution layer from a first contact edge of the bump to a second contact edge of the bump, the second contact edge being opposite the first contact edge, the redistribution layer having a planar top surface extending from the first contact edge of the bump to the second contact edge of the bump, wherein the bump comprises: a molding compound layer formed over the redistribution layer, wherein the molding compound layer comprises: