US Patent 7282800 Semiconductor device and method of manufacturing the same

The present invention provides a semiconductor device capable of improving productivity while maintaining electrical characteristics, and a manufacturing method thereof. One characteristic point of the present invention is that a plating processing condition (A) for forming a metal wiring layer (redistribution wiring) corresponding to a first conductive layer and a plating processing condition (B) for forming a post electrode corresponding to a second conductive layer are made different from each other.