Invention Grant
US09478509B2 Mechanically anchored backside C4 pad 有权
机械地锚定在后面C4垫

Mechanically anchored backside C4 pad
Abstract:
The present invention relates generally to flip chip technology and more particularly, to a method and structure for fabricating a mechanically anchored controlled collapse chip connection (C4) pad on a semiconductor structure. In an embodiment, a method is disclosed that may include forming a bonding pad having one or more anchor regions that extend into a semiconductor structure and may inhibit the bonding pad from physically separating from the TSV during temperature fluctuations.
Public/Granted literature
Information query
Patent Agency Ranking
0/0