Patent ID: 7226296

Claim:
An electrical connector, comprising: a housing; an electrical contact received in the housing, the electrical contact comprising: a tail end attached to a solder ball, the tail end defining a sharp edge, and a spring beam having a first length, wherein the spring beam compresses to a second length when a compressive force is applied on the electrical connector in a direction parallel with the electrical contact, the second length being shorter than the first length; and a BGA tray comprising, a BGA tray housing side that faces away from the solder ball, a BGA tray substrate side that faces toward the solder ball, and a tapered aperture comprising sidewalls, the tapered aperture extending through the BGA tray from the BGA tray housing side to the BGA tray substrate side, wherein the tapered aperture is larger on the BGA tray substrate side than on the BGA tray housing side.