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公开(公告)号:CN101162712A
公开(公告)日:2008-04-16
申请号:CN200710161540.8
申请日:2007-09-29
Applicant: 株式会社瑞萨科技
IPC: H01L23/488 , H01L23/495 , H01L23/31 , H01L21/50 , H01L21/60 , H01L21/56
CPC classification number: H01L23/3107 , H01L21/4821 , H01L23/49503 , H01L23/49541 , H01L23/49582 , H01L24/29 , H01L24/32 , H01L24/45 , H01L24/48 , H01L24/73 , H01L24/83 , H01L2224/29007 , H01L2224/29111 , H01L2224/2919 , H01L2224/32014 , H01L2224/32245 , H01L2224/43 , H01L2224/45144 , H01L2224/48091 , H01L2224/48247 , H01L2224/48465 , H01L2224/48664 , H01L2224/73265 , H01L2224/78301 , H01L2224/83192 , H01L2224/838 , H01L2224/85181 , H01L2224/85464 , H01L2224/92 , H01L2224/92247 , H01L2924/01005 , H01L2924/01006 , H01L2924/01012 , H01L2924/01013 , H01L2924/01014 , H01L2924/01015 , H01L2924/01023 , H01L2924/01024 , H01L2924/01028 , H01L2924/01029 , H01L2924/0103 , H01L2924/01033 , H01L2924/01046 , H01L2924/01047 , H01L2924/0105 , H01L2924/01057 , H01L2924/01075 , H01L2924/01078 , H01L2924/01079 , H01L2924/01082 , H01L2924/01083 , H01L2924/0132 , H01L2924/01322 , H01L2924/0133 , H01L2924/014 , H01L2924/0665 , H01L2924/14 , H01L2924/15747 , H01L2924/181 , H01L2924/351 , H01L2924/00014 , H01L2924/00 , H01L2924/01026 , H01L2924/00012 , H01L2924/3512
Abstract: 本发明是一种半导体装置,其目的在于提高半导体装置的可靠性。该半导体装置具有:半导体芯片2,外形尺寸小于半导体芯片2的翼片1q,多根焊线4,延伸在半导体芯片2周围、且在接合着焊线4的焊线接合部1j形成Pd电镀层1a的多根内部引线1b,树脂体3,在表面形成有Pd电镀层1a的多根外部引线1c。而且,内部引线1b、外部引线1c及翼片1q的原材料是由Cu合金而形成,在树脂体3内部,在多根内部引线1b的各个焊线接合部1j以外的区域内,露出形成表面具有纯Cu层的打底电镀层1g,这样,打底电镀层1g与树脂体3接合,所以可提高树脂与引线之间的密着性,从而可提高QFP6的可靠性。