20 TOP INTEGRATED CIRCUITS Questions and Answers pdf INTEGRATED CIRCUITS Questions and Answers.pdf

Sio2 layer is formed over the entire surface so as to

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SIO2 layer is formed over the entire surface so as to prevent the contamination of the epitaxial layer. 9. How is SIO2 layer formed in a monolithic IC? Engineering Questions Find us on Google Plus Engineering i 576 followers Follow Be the first of your friends to like this Engineering Ques 4,178 likes Like Page
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6/2/2017 20 TOP INTEGRATED CIRCUITS Questions and Answers pdf INTEGRATED CIRCUITS Questions and Answers 3/5 20 TOP LOGIC CIRCUITS Questions and Answers pdf 100 TOP OPERATIONAL AMPLIFIERS Questions and Answers pdf The SIO2 layer is grown by exposing the epitaxial layer to an oxygen atmosphere to about 1,000oC. 10. In ICs the substrate is not employed as collector. Explain why? If in ICs the substrate is employed as collector, all transistors fabricated on one substrate would have their collectors connected together. INTEGRATED CIRCUITS Questions and Answers :: 11. Explain why is the diffusion technique of formation of resistor most widely used? The diffused resistors can be processed while diffusing transistors, so the diffusion technique is the cheapest and, therefore, is most widely used. 12. Explain why is the plastic DIP IC package most widely used?
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