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APPLICATION OF INTEGRATED CIRCUITS

T.MEENA(14BEC2085)

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INTEGRATED CIRCUIT

A set of electronic circuits on one small plate ("chip") of semiconductor material, normally silicon.

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(CONT....) ICs can be made very compact, having up to several billion transistors and other electronic components in an area of the fingernail size.

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ADVANTAGES

•Small size.

•Cost reduction.

• Increase operating speed.

•Reduction in power consumption.

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APPLICATIONS

•Analog to digital converter.•Regulator.• IC 555 timer.•Opto coupler.

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VOLTAGE REGULATOR

•Supplies constant voltage regardless of changes in the load current.

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VOLTAGE REGULATOR

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Working of regulator

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NEED FOR REGULATION•To avoid degradation of circuit performance.

•To avoid any damage to the components.

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ADVANTAGE 1) inexpensive. 2)versatile. 3)provides current and voltage boosting.

4)thermal shutdown.

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REAL TIME EXAMPLE

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IC 555 TIMER

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INTRODUCTION• Introduced in 1972 by signetics.

•Most popular is NE555.

•Used in pulse generation.

•Provide time delays.

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PIN DIAGRAM

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APPLICATION OF 555 TIMER

•Door open alarm.

•Police car siren.

•Traffic lights.

•Railway lights.

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DOOR OPEN ALARM

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