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Design on astable multivibrator using IC 555 timer to generate an output of 1KHz with 60% duty cycle

written 8.9 years ago by teamques10 ★ 70k

•   modified 8.9 years ago

Mumbai University > Information Technology > sem 3> Analog and Digital Circuits

Marks: 5M

Year: Dec15

digital electronics

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written 8.9 years ago by teamques10 ★ 70k

Equations: F=1/T= 1.44/((RA+RB2)C)

TL= 0.693RBC

TH= 0.693(RA+RB)C

D= Duty Cycle= (RA+RB)/(RA+2*RB)

Or,

RA= 1.44*(2D-1)/(F*C)

RB= 1.44(1-D)/(FC)

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