Active solid-state devices (e.g. – transistors – solid-state diode – Encapsulated
Patent
1992-09-11
1993-11-23
LaRoche, Eugene R.
Active solid-state devices (e.g., transistors, solid-state diode
Encapsulated
257676, 257783, 257666, H01L 2348
Patent
active
052647307
ABSTRACT:
A hybrid integrated circuit is provided having a substrate with at least one active and passive element disposed thereon. A lead frame has a plurality of leads and a support plate. The support plate supports the substrate. The support plate and inner leads are encapsulated in a resin mold package. An opening is formed in the support plate to thermally connect the bottom surface of the substrate to the resin mold package, and a plurality of devoid portions are formed in the substrate causing the amount of edge area contacting the resin mold package to be increased and adhesion between the substrate and the resin mold package improved.
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Hirasawa Nobuo
Matsuzaki Toshio
Toshima Hiroaki
Fujitsu Limited
LaRoche Eugene R.
Nguyen Viet Q.
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