From d36fc3b8f88cc3108ffff6151e376b619b9abb01 Mon Sep 17 00:00:00 2001 From: kinitrupti Date: Fri, 12 May 2017 18:40:35 +0530 Subject: Revised list of TBCs --- Electronic_Principles/Chapter_22_New.ipynb | 369 ----------------------------- 1 file changed, 369 deletions(-) delete mode 100755 Electronic_Principles/Chapter_22_New.ipynb (limited to 'Electronic_Principles/Chapter_22_New.ipynb') diff --git a/Electronic_Principles/Chapter_22_New.ipynb b/Electronic_Principles/Chapter_22_New.ipynb deleted file mode 100755 index ebbb0124..00000000 --- a/Electronic_Principles/Chapter_22_New.ipynb +++ /dev/null @@ -1,369 +0,0 @@ -{ - "metadata": { - "name": "" - }, - "nbformat": 3, - "nbformat_minor": 0, - "worksheets": [ - { - "cells": [ - { - "cell_type": "heading", - "level": 2, - "metadata": {}, - "source": [ - "CHAPTER 22 NONLINEAR OP-AMP CIRCUITS" - ] - }, - { - "cell_type": "heading", - "level": 2, - "metadata": {}, - "source": [ - "Example 22-4, Page 854" - ] - }, - { - "cell_type": "code", - "collapsed": false, - "input": [ - "import math\n", - "\n", - "Vin=10 #ac input(V)\n", - "Vs=15 #non-inverting input voltage(V)\n", - "R1=200.0*10**3 #non-inverting input resistance R1(Ohm)\n", - "R2=100.0*10**3 #non-inverting input resistance R2(Ohm)\n", - "C=10*10**-6 #capacitance at non-inverting input(F)\n", - "\n", - "Vref=Vs/3 #reference voltage at trip point(V)\n", - "fc=(2*math.pi*((R1**-1+R2**-1)**-1)*C)**-1 #cutoff frequency(Hz)\n", - "\n", - "print 'trip point voltage Vref = ',Vref,'V'\n", - "print 'cutoff frequency of bypass circuit fc = ',round(fc,2),'Hz'" - ], - "language": "python", - "metadata": {}, - "outputs": [ - { - "output_type": "stream", - "stream": "stdout", - "text": [ - "trip point voltage Vref = 5 V\n", - "cutoff frequency of bypass circuit fc = 0.24 Hz\n" - ] - } - ], - "prompt_number": 12 - }, - { - "cell_type": "heading", - "level": 2, - "metadata": {}, - "source": [ - "Example 22-5, Page 855" - ] - }, - { - "cell_type": "code", - "collapsed": false, - "input": [ - "\n", - "import math\n", - "\n", - "Vp=10.0 #sine peak(V)\n", - "Vin=5.0 #input voltage(V) \n", - "\n", - "theta=math.ceil((math.asin(Vin/Vp))*180/math.pi) #angle theta (deg)\n", - "D=(150-theta)/360.0 #duty cycle\n", - "\n", - "print 'theta = ',theta,'degrees'\n", - "print 'duty cycle D = ',round((D*100),2),'%'" - ], - "language": "python", - "metadata": {}, - "outputs": [ - { - "output_type": "stream", - "stream": "stdout", - "text": [ - "theta = 31.0 degrees\n", - "duty cycle D = 33.06 %\n" - ] - } - ], - "prompt_number": 10 - }, - { - "cell_type": "heading", - "level": 2, - "metadata": {}, - "source": [ - "Example 22-6, Page 860" - ] - }, - { - "cell_type": "code", - "collapsed": false, - "input": [ - "\n", - "R1=1.0 #non-inverting input resistance R1(KOhm)\n", - "R2=47.0 #feedback path resistance R2(KOhm)\n", - "Vsat=13.5 #saturation voltage(V)\n", - "\n", - "B=R1/(R1+R2) #feedback fraction\n", - "UTP=B*Vsat #upper trip point\n", - "LTP=-B*Vsat #lower trip point\n", - "H=UTP-LTP #hysteresis\n", - "\n", - "print 'lower trip point LTP = ',round(LTP,2),'V'\n", - "print 'upper trip point LTP = ',round(UTP,2),'V'\n", - "print 'hysteresis is ',round(H,2),'V'" - ], - "language": "python", - "metadata": {}, - "outputs": [ - { - "output_type": "stream", - "stream": "stdout", - "text": [ - "lower trip point LTP = -0.28 V\n", - "upper trip point LTP = 0.28 V\n", - "hysteresis is 0.56 V\n" - ] - } - ], - "prompt_number": 4 - }, - { - "cell_type": "heading", - "level": 2, - "metadata": {}, - "source": [ - "Example 22-7, Page 865" - ] - }, - { - "cell_type": "code", - "collapsed": false, - "input": [ - "\n", - "R=2 #inverting input resistance R1(KOhm)\n", - "C=1*10**-6 #feedback path capacitance (F)\n", - "T=1*10**-3 #time period(s)\n", - "Vin=8 #input pulse voltage(V)\n", - "AVOL=100000 #open loop voltage gain\n", - "\n", - "V=Vin*T/(R*C)/1000 #output voltage(V)\n", - "t=R*C*(AVOL+1)*1000 #time constant(s)\n", - "\n", - "print 'Magnitude of negative output voltage at end of the pulse = ',V,'V'\n", - "print 'closed loop time constant = ',t,'s'" - ], - "language": "python", - "metadata": {}, - "outputs": [ - { - "output_type": "stream", - "stream": "stdout", - "text": [ - "Magnitude of negative output voltage at end of the pulse = 4.0 V\n", - "closed loop time constant = 200.002 s\n" - ] - } - ], - "prompt_number": 19 - }, - { - "cell_type": "heading", - "level": 2, - "metadata": {}, - "source": [ - "Example 22-8, Page 868" - ] - }, - { - "cell_type": "code", - "collapsed": false, - "input": [ - "\n", - "R1=1*10**3 #inverting input resistance R1(Ohm)\n", - "R2=10*10**3 #feedback path resistance R2(Ohm)\n", - "C=10*10**-6 #feedback path capacitance (F)\n", - "Vin=5 #input pulse voltage(V)\n", - "f=1*10**3 #input frequency(Hz)\n", - "\n", - "Vout=Vin/(2*f*R1*C) #output voltage(V)\n", - "\n", - "print 'peak to peak output voltage = ',Vout,'Vpp'" - ], - "language": "python", - "metadata": {}, - "outputs": [ - { - "output_type": "stream", - "stream": "stdout", - "text": [ - "peak to peak output voltage = 0.25 Vpp\n" - ] - } - ], - "prompt_number": 22 - }, - { - "cell_type": "heading", - "level": 2, - "metadata": {}, - "source": [ - "Example 22-9, Page 868" - ] - }, - { - "cell_type": "code", - "collapsed": false, - "input": [ - "\n", - "Vs=15.0 #non-inverting input voltage(V)\n", - "Rw=5.0*10**3 #inverting input wiper resistance(Ohm)\n", - "R1=10.0*10**3 #inverting input resistance R1(Ohm)\n", - "f=1.0 #input frequency(KHz) \n", - "\n", - "Vref=Vs*(Rw/(Rw+R1)) #reference voltage(V)\n", - "T=1/f #period of signal(s)\n", - "W=2*(T/2)*((Vs/2)-Vref)/Vs #output pulse width\n", - "D=W/T #duty cycle\n", - "\n", - "print 'duty cycle D = ',round((D*100),2),'%'" - ], - "language": "python", - "metadata": {}, - "outputs": [ - { - "output_type": "stream", - "stream": "stdout", - "text": [ - "duty cycle D = 16.67 %\n" - ] - } - ], - "prompt_number": 5 - }, - { - "cell_type": "heading", - "level": 2, - "metadata": {}, - "source": [ - "Example 22-10, Page 871" - ] - }, - { - "cell_type": "code", - "collapsed": false, - "input": [ - "\n", - "import math\n", - "\n", - "R1=18.0 #non-inverting input resistance R1(KOhm)\n", - "R2=2.0 #feedback path resistance R2(KOhm)\n", - "R=1.0 #feedback path resistance R(KOhm)\n", - "C=0.1*10**-6 #feedback path capacitance (F)\n", - "\n", - "B=R1/(R1+R2) #feedback fraction\n", - "T=10**9*2*R*C*math.log((1+B)/(1-B)) #period of output(us)\n", - "f=1000*1/T #frequency(KHz)\n", - "\n", - "print 'period T = ',round(T,2),'us'\n", - "print 'frequency f = ',round(f,2),'KHz'" - ], - "language": "python", - "metadata": {}, - "outputs": [ - { - "output_type": "stream", - "stream": "stdout", - "text": [ - "period T = 588.89 us\n", - "frequency f = 1.7 KHz\n" - ] - } - ], - "prompt_number": 18 - }, - { - "cell_type": "heading", - "level": 2, - "metadata": {}, - "source": [ - "Example 22-11, Page 871" - ] - }, - { - "cell_type": "code", - "collapsed": false, - "input": [ - "\n", - "Vsat=13.5 #saturation voltage given(V)\n", - "R4=10*10**3 #given resistance R4(Ohm)\n", - "C2=10*10**-6 #given capacitance C2(F)\n", - "T=589*10**-6 #period from preceding example(s)\n", - "\n", - "Vout=Vsat*T/(2*R4*C2) #output voltage (V) \n", - "\n", - "print 'Output voltage = ',round((Vout*1000),2),'mVpp'" - ], - "language": "python", - "metadata": {}, - "outputs": [ - { - "output_type": "stream", - "stream": "stdout", - "text": [ - "Output voltage = 39.76 mVpp\n" - ] - } - ], - "prompt_number": 9 - }, - { - "cell_type": "heading", - "level": 2, - "metadata": {}, - "source": [ - "Example 22-12, Page 873" - ] - }, - { - "cell_type": "code", - "collapsed": false, - "input": [ - "\n", - "R1=1*10**3 #resistance R1(Ohm)\n", - "R2=100*10**3 #resistance R2(Ohm)\n", - "R3=10*10**3 #resistance R3(Ohm)\n", - "C=10*10**-6 #capacitance (F)\n", - "\n", - "UTP=Vsat*R1/R2 #UTP value (V)\n", - "Vout=2*UTP #output voltage/hysteresis (V)\n", - "f=R2/(4*R1*R3*C) #frequency(Hz)\n", - "\n", - "print 'Vout = H = ',Vout,'V'\n", - "print 'frequency f = ',f,'Hz'" - ], - "language": "python", - "metadata": {}, - "outputs": [ - { - "output_type": "stream", - "stream": "stdout", - "text": [ - "Vout = H = 0.27 V\n", - "frequency f = 250.0 Hz\n" - ] - } - ], - "prompt_number": 37 - } - ], - "metadata": {} - } - ] -} \ No newline at end of file -- cgit