发明名称 A printed circuit board having a flow preventing dam and a manufacturing method of the same
摘要 Disclosed is a printed circuit board having a flow preventing dam and a manufacturing method thereof. The printed circuit board includes a base substrate having a solder pad, a solder bump formed on the solder pad of the base substrate, and a flow preventing dam formed on a peripheral area of the base substrate using a dry film resist. The flow preventing dam can prevent the outflow of an underfill solution and can be simply formed.
申请公布号 KR101022942(B1) 申请公布日期 2011.03.16
申请号 KR20080112362 申请日期 2008.11.12
申请人 发明人
分类号 H05K3/34;H01L23/488 主分类号 H05K3/34
代理机构 代理人
主权项
地址