Patent ID: 8130499

Claim:
A heat dissipation structure board comprising: a metal plate; a heat transfer layer provided on the metal plate; a lead frame having a terminal part, a portion of the lead frame other than the terminal part being fixedly attached to and arranged within the heat transfer layer; a resin structure connected to an upper surface of the portion of the lead frame other than the terminal part; a connection part in which the resin structure is fixed to at least one of the metal plate, the heat transfer layer, a chassis fixing the metal plate and a member to which the chassis is connected; a guide part guiding a connection wiring and the terminal part, the connection wiring being a part of the terminal part, the connection wiring being formed by peeling up a part of the lead frame so as to protrude perpendicularly from the heat transfer layer; and a reinforcement part that corresponds to a part of or more than the part of the lead frame, the resin structure abutting on the lead frame in the reinforcement part, wherein the terminal part is formed at a peripheral edge of the heat transfer layer, wherein the guide part is a wiring hole into which the connection wiring is inserted, the wiring hole having a tapered guide structure, wherein a base of the connection wiring is fixed by the resin structure directly, the base of the connection wiring being a part of the lead frame arranged within the heat transfer layer, and wherein the resin structure has a concave portion in a lower part of a periphery of the resin structure.