Patent ID: 6518518
Filing Date: 2003-02-11
Classification: B23K,H01L,H01R,H05K

Abstract:
A resin substrate comprising:a substrate body made of resin or a composite material containing resin and formed into a plate-like shape which has a main surface; a connection pad coupled to said substrate; a pin having a surface on which an Au-plated layer is formed, the pin extending at a distance from the main surface; and a soldering material comprising Sn and 2% to 20% by weight of Sb, the soldering material connecting the pin to the connecting pad, the soldering material generally forming a cone between the connection pad and a portion of the pin, the cone having a height, wherein the Au-plated layer and the soldering material interact to limit the height of the cone to no more than about thirty-three percent of the distance at which the pin extends from the main surface.