Patent ID: 8748907

Claim:
An optical coupling device having an input side and an output side, comprising: an input lead including an input inner lead portion, an input outer lead portion, and a first silver layer provided on one end portion of the input inner lead portion; a light emitting element provided on a surface of the first silver layer; a first output lead including a first outer lead portion and a first inner lead portion; a second output lead including a second outer lead portion and a second inner lead portion; a third output lead including a first die pad portion and a suspending pin portion extending from the first die pad portion; a second silver layer provided on an upper surface of the first die pad portion; a light receiving element provided on the second silver layer so as to face the light emitting element; and a resin molded body enclosing the light emitting element, the light receiving element, the input inner lead portion, the first inner lead portion, the second inner lead portion, and the suspending pin, a side surface of the suspending pin including a shaved surface, and the resin molded body covering the shaved surface.