Patent ID: 6711025
Filing Date: 2004-03-23
Classification: H05K,Y02P

Abstract:
A combination device of an IC package connection device and a main board comprising:a socket comprising: a holding assembly being placed on the top surface of the socket and connecting an external pin-style IC package device; a plurality of first solder balls being placed on the bottom surface of the socket and electrically connected to the holding assembly; a main board having top surface on which the socket is electrically connected, the main board comprising: a plurality of PTHs whose positions correspond to the plurality of the first solder balls wherein each of the plurality of first solder balls has a mushroom-shape structure with an upper-mushroom part positioned between the socket and the main board and a lower-mushroom part positioned inside one of the PTHs; wherein the holding assembly of the socket comprises a plurality of pin holes respectively receiving a pin of the external pin-style IC package device a plurality of electrically conducting elements being positioned in the pin holes respectively and electrically connectable to the pin-style IC package; and wherein the plurality of first solder balls are electrically connected to respective ones of the plurality of the electrically conducting elements.