Electronic device assembly

Details Electronic device assembly Electronic device assembly

H - Electricity

05

K

H05K 1/16 (2006.01) H01L 21/60 (2006.01) H01L 23/12 (2006.01) H01L 23/498 (2006.01)

Patent

CA 2157994

An electronic device assembly comprises a large-scale- integrated circuit (LSI) chip having center and peripheral portions. A circuit and terminals are formed in the center in and peripheral portions, respectively. A carrier substrate is attached to the center portion of the LSI chip. The carrier substrate has center and peripheral portions. Bumps and terminals are provided in the center and peripheral portions of the carrier substrate. Wires connect the terminals of the LSI chip and the carrier substrate. The carrier substrate is mounted on a substrate via the bumps. The thermal expansion coefficient of the carrier substrate is between those of the LSI chip and the substrate.

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