Patent ID: 9679845
Date: 2017-06-13
CPC Classifications: H01L

Claim:
1. An integrated circuit (IC) fuse structure, comprising: an interconnect fuse line disposed over a substrate, the fuse line comprising a nominal fuse segment abutted to a necked fuse segment, wherein the nominal fuse segment has a nominal lateral width, and the necked fuse segment has a necked lateral width that is smaller than the nominal lateral width; a pair of interconnect lines disposed over the substrate and coplanar with the fuse line, and each of the interconnect lines spaced equidistant from opposite edges of both the nominal fuse segment and the necked fuse segment; and a pair of electrical connections to the fuse line, the pair of connections comprising a first connection to the nominal fuse segment, and a second connection spaced apart from the first connection by at least the necked fuse segment.