CPC H01L 23/562 (2013.01) [H01L 21/4853 (2013.01); H01L 21/4857 (2013.01); H01L 21/4871 (2013.01); H01L 23/16 (2013.01); H01L 23/3672 (2013.01); H01L 23/5383 (2013.01); H01L 23/5386 (2013.01); H01L 23/5389 (2013.01)] | 20 Claims |
1. A semiconductor device, comprising:
a circuit substrate;
a semiconductor package disposed on the circuit substrate; and
a package frame, disposed over the circuit substrate encircling the semiconductor package, the package frame comprising a ring-shaped roof, an outer ring-shaped flange, an inner ring-shaped flange and a cavity, wherein the ring-shaped roof extends laterally from the outer ring-shaped flange to overly the cavity, the ring-shaped roof and the inner ring-shaped flange are spaced apart from each other by a ring-shaped gap, and wherein a top surface of the inner ring-shaped flange and a top surface of the ring-shaped roof are located at a same level height.
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