Post on 09-Feb-2017
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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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