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公开(公告)号:CN101337308A
公开(公告)日:2009-01-07
申请号:CN200810145147.4
申请日:2003-03-10
Applicant: 株式会社日立制作所
IPC: B23K35/24
CPC classification number: H05K3/3484 , B23K35/0244 , B23K35/025 , B23K35/262 , H01L23/49816 , H01L24/73 , H01L24/81 , H01L2224/05548 , H01L2224/05568 , H01L2224/05573 , H01L2224/11334 , H01L2224/13022 , H01L2224/16225 , H01L2224/16235 , H01L2224/32225 , H01L2224/32245 , H01L2224/45124 , H01L2224/45144 , H01L2224/48091 , H01L2224/48227 , H01L2224/48247 , H01L2224/49171 , H01L2224/73204 , H01L2224/73265 , H01L2224/81801 , H01L2224/82 , H01L2224/85 , H01L2224/86 , H01L2924/01012 , H01L2924/01046 , H01L2924/01078 , H01L2924/01079 , H01L2924/01087 , H01L2924/01322 , H01L2924/01327 , H01L2924/09701 , H01L2924/10253 , H01L2924/12042 , H01L2924/13091 , H01L2924/14 , H01L2924/15153 , H01L2924/1517 , H01L2924/15311 , H01L2924/16152 , H01L2924/166 , H01L2924/181 , H01L2924/19041 , H01L2924/19105 , H05K2201/0215 , Y10T428/12181 , Y10T428/12708 , Y10T428/12715 , Y10T428/12722 , Y10T428/1275 , Y10T428/12889 , Y10T428/12896 , Y10T428/1291 , H01L2924/00 , H01L2924/00012 , H01L2924/00014
Abstract: 本发明涉及一种焊料,在温度层级结合中实现高温端焊接结合,其中,半导体装置与衬底之间的连接部分通过由Cu之类构成的金属球以及由金属球和Sn构成的化合物而形成,并且金属球通过化合物而结合在一起。