Electricity: electrical systems and devices – Electrostatic capacitors – Fixed capacitor
Patent
1990-09-07
1991-10-15
Thompson, Gregory D.
Electricity: electrical systems and devices
Electrostatic capacitors
Fixed capacitor
361398, 361400, 361406, 361408, H05K 720
Patent
active
050579690
ABSTRACT:
A thin film electronic package which utilizes a circuitized substrate (e.g., a printed circuit board) having a flexible film carrier electrically coupled thereto. The film carrier includes a dielectric layer (e.g., polyimide) with first and second circuit layers located on opposite sides thereof. These circuit layers are interconnected, electrically, through the dielectric. An electronic device (e.g., semiconductor chip) is electrically connected to bridging portions of the conductive leads of the carrier's first circuit layer, which bridging portions extend across apertures provided within the dielectric. A plurality of solder elements are utilized to provide electrical connection between respective contact locations of the electronic device and respective bridging portions of the first layer's conductive leads.
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Ameen Joseph G.
Funari Joseph
Goldfuss, Jr. John A.
Fraley Lawrence R.
International Business Machines - Corporation
Thompson Gregory D.
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