Invention Application
US20070111557A1 Printed circuit board, a printed circuit assembly and electronic apparatus 有权
印刷电路板,印刷电路组件和电子设备

Printed circuit board, a printed circuit assembly and electronic apparatus
Abstract:
A printed circuit board comprises a base substrate and an external interconnection terminal provided on the base substrate, wherein external interconnection terminal comprises a land formed on a front surface of the base substrate and a metal plate soldered upon the land via a solder layer, a through-hole being formed in the base substrate such that the through-hole penetrates through the land and through the base substrate, the through-hole being filled with a solder such that the solder in the through-hole extends in continuation to the solder layer connecting the metal plate to the land.
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