Patent ID: 9106005
Filing Date: 2015-08-11
Classification: H01R,H05K,Y02P

Abstract:
1. A surface mount device to be mounted on a base member, comprising: a plurality of leads each including the lead being formed by a plurality of protruding portions each formed at the flat surface of the foot of each of the leads by an inclined surface inclined with respect to the respective flat surface; and a plurality of solder portions each formed at the foot of each of the leads to protrude toward the direction of the base member to have a summit portion, wherein each of the protruding portions protrudes from the respective flat surface toward the direction of the base member and defines the position of the solder portion so that the solder portion is formed on the protruding portion before mounting the surface mount device on the base member, and wherein each of the leads is provided with a narrow portion at the body portion where the width or the depth of the conductive portion is narrower or thinner than a first end portion at the first end of the body portion for preventing a diffusion of a solder along the body portion of the lead.