Patent ID: 8147256

Claim:
A terminal, received in a receiving slot of an insulating housing, comprising: a base having an upper end and a lower end; a flexible arm extending upward from the upper end of the base; a retaining portion extending upward from the upper end of the base, wherein a first predetermined distance is between the flexible arm and the retaining portion; a pair of holding legs, each holding leg comprising: a transition arm extending obliquely and downward from the lower end of the base and a welding portion extending downward from the transition arm at a slanting angle; wherein a second predetermined distance is defined between the two transition arms, wherein the pair of welding portions are co-planner and inclined toward the base; wherein the pair of welding portions form a retaining space therebetween to retain a solder ball; and wherein each of the welding portions is respectively formed with a substantially arc-shaped inner edge, wherein the inner edges between the two welding portions of the holding legs define a claw structure to retain the solder ball with the insulating housing.