Patent ID: 6825568
Filing Date: 2004-11-30
Classification: H01L,H05K,Y02P

Abstract:
A flip chip package structure, comprising:a substrate comprising a first surface, a plurality of first contact pads and at least a second contact pad on the first surface, wherein a size of the second contact pad is larger than that of one of the first contact pads; at least a chip, comprising an active surface, a plurality of first bonding pads and at least a second bonding pad on the active surface, wherein a size of the second bonding pad is larger than that of one of the first bonding pads; a plurality of first bumps, respectively connecting one of the first bonding pads to the corresponding one of the first contact pads; and at least a second bump, connecting the second bonding pad to the second contact pad, wherein a size of the second bump is larger than a size of one of the first bumps and the first bumps are disposed around a periphery of the second bump.