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in order to electronics has further developed, scientists invented - transistor. the first transistor is large, expensive and slow, but its establishment предпологало увелечение reliability and productivity of the device. микроэлектронная technology has increased its productivity, energy consumption, and reduce the size of a transistor and other circuit elements to the invisible to the naked eye. by reducing the distance between the elements of the scheme, scientists have achieved the best performance. but the problem of reliability and not removed, since all components are manufactured separately and their compounds are metallic conductors. and as we know, the more components and connections of the reliability of the system is less. this problem has begun to form a semiconductor integral circuits (all components on the same product. in 1948 изобретается bipolar junction transistor, wherein the two equilibration polar participate in. currently, all electric equipment contain transistors located on a chip. microelectronics and nanoelectronics has placed more than a million transistors on a single chip.as for me, i think that articlevery useful, both for humans and for engineers. i think that everyone should know how to go, what we see around us. all equipment and technology are all built on the electronics.
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