发明名称 Wafer-level underfill process and device for cpu and non-cpu applications
摘要 A method for connecting electronic components, such as, an integrated circuit die and a package substrate, is described. According to one aspect of the invention, a contact pad protective material is applied on one or more of the contact pads on an integrated circuit die. The underfill material is applied to the surface of the die not covered by the contact pad protective material and the underfill material is partially cured in a curing oven. The contact pad material is removed leaving openings over the respective surface of the contact pad. A one or more contacts on a package substrate is inserted into the openings, electronically connecting the contacts to the contact pads.
申请公布号 US2003226254(A1) 申请公布日期 2003.12.11
申请号 US20020165551 申请日期 2002.06.07
申请人 KONING PAUL;STERRETT TERRY 发明人 KONING PAUL;STERRETT TERRY
分类号 H01L21/56;(IPC1-7):H05K3/30;H01R43/00 主分类号 H01L21/56
代理机构 代理人
主权项
地址