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Integrated Circuits (IC for short) is a silicon die with electrical circuits and components etched into the surface of the die. To make the electrical connection between the circuit board and the die several different technologies exists.
(Main article : Ceramic chip)
A ceramic body built up in layers with molybdenum conductors. The die is often mounted inside the body with a gold silicon solder, silver palladium solder or silver solder. The conductors are gold plated at the ends and the die is wire bonded to the conductors.
Ball grid array
(Main article Ball Grid Array)