Patent ID: 7473852

Claim:
A printed-circuit board, comprising: a substrate having a first side and a second side; a metal circuit pattern formed on said first side of said substrate; at least one mounting electrode formed on said first side of said substrate for electrically connecting at least one electronic component; a resist layer of electrically insulating material formed over a surface of said first side of said substrate, said resist layer comprising a first contiguous portion and a second contiguous portion, said first contiguous portion having at least one opening in at least one region corresponding to said at least one mounting electrode, and said second contiguous portion arranged to frame an outer edge of a sealing region; and at least one external connecting terminal provided on an edge portion of said first side of said substrate for connecting to at least one external device, wherein said first contiguous portion of said resist layer is formed solely on an area surrounding said at least one mounting electrode inside said sealing region, said sealing region being resin sealed over the surface of said substrate, and wherein said second contiguous portion of said resist layer is the outermost portion of said resist layer.