Stud Bump Pin Interconnect Via Flex Through Hole Flip Chip Package
Publication Date: 2003-Feb-19
The IP.com Prior Art Database
Disclosed is a method for a stud-bumped die with wire “tails” to form the interconnect pin. The flex substrates with plated through holes mirror the bump layout, rather than mirroring the substrate bump pads. Benefits include finer bump/pad pitch and reduced z-height.