Patent ID: 9735091
Date: 2017-08-15
CPC Classifications: H01L

Claim:
1. A package structure, comprising: a first lead frame, wherein the first lead frame comprises a first single-piece metal body; and a second lead frame, comprising a second single-piece metal body and a plurality of outer leads connected to the second single-piece metal body, wherein the second single-piece metal body is located over the first single-piece metal body; wherein a first outer lead and a second outer lead of the second lead frame are respectively extended downward from two opposite edges of the second single-piece metal body to two opposite lateral sides of the first single-piece metal body of the first lead frame, wherein a first electronic device and a second electronic device are laterally disposed on the first single-piece metal body, and the first electronic device and the second electronic device are disposed between the first single-piece metal body and the second single-piece metal body and spaced apart from each other horizontally, wherein a bottom surface of the first outer lead of the second lead frame and a bottom surface of a portion of the first lead frame directly below the first electronic device are substantially at a same horizontal level, wherein heat generated by the first electronic device is dissipated through the first single-piece metal body and the second single-piece metal body.