Aluminium silicon carbide packaging casing with metallic packing ring

The utility model discloses an aluminium silicon carbide packaging casing with a metallic packing ring, comprising a casing seat (2), (22), (222) or (2222). The utility model is characterized in that a metallic packing ring (1), (11), (111) or (1111) is arranged on the upper port of the aluminium si...

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Bibliographic Details
Main Authors DEGAN XIONG, YONGGUO DU, SHENGLIANG YANG
Format Patent
LanguageEnglish
Published 02.03.2005
Edition7
Subjects
BASIC ELECTRIC ELEMENTS
ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR
ELECTRICITY
SEMICONDUCTOR DEVICES
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Summary:The utility model discloses an aluminium silicon carbide packaging casing with a metallic packing ring, comprising a casing seat (2), (22), (222) or (2222). The utility model is characterized in that a metallic packing ring (1), (11), (111) or (1111) is arranged on the upper port of the aluminium silicon carbide casing seat (2), (22), (222) or (2222), and a metallic cover plate (5), (55), (555) or (5555) is welded on the metallic packing ring (1), (11), (111) or (1111) to form an air tightness packaging casing. The utility model has the advantages of good air tightness, low manufacturing cost, low density, adjustable expansion coefficient, high thermal conductivity and high elastic modulus; besides, the utility model can be used as the packaging casing of micro-electronics devices like hybrid integrated circuits, millimeter wave / micron wave integrated circuits, multi-chip modules, etc.
Bibliography:Application Number: CN2004235055U