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Diffstat (limited to 'Operational_Amplifiers_and_Linear_Integrated_Circuit/C9_1.ipynb')
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diff --git a/Operational_Amplifiers_and_Linear_Integrated_Circuit/C9_1.ipynb b/Operational_Amplifiers_and_Linear_Integrated_Circuit/C9_1.ipynb new file mode 100644 index 00000000..e0e0173e --- /dev/null +++ b/Operational_Amplifiers_and_Linear_Integrated_Circuit/C9_1.ipynb @@ -0,0 +1,297 @@ +{
+ "metadata": {
+ "name": ""
+ },
+ "nbformat": 3,
+ "nbformat_minor": 0,
+ "worksheets": [
+ {
+ "cells": [
+ {
+ "cell_type": "heading",
+ "level": 1,
+ "metadata": {},
+ "source": [
+ "Chapter 9:DC Performance :Bias,Offsets and Drift"
+ ]
+ },
+ {
+ "cell_type": "heading",
+ "level": 3,
+ "metadata": {},
+ "source": [
+ "Exampme 9.1 Page No. 256"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "collapsed": false,
+ "input": [
+ "#Given\n",
+ "Ibplus=0.4 #MicroA\n",
+ "Ibminus=0.3 #MicroA\n",
+ "\n",
+ "#calculation\n",
+ "Ib=(Ibplus+Ibminus)/2.0\n",
+ "Ios=Ibplus-Ibminus\n",
+ "\n",
+ "#Result\n",
+ "print\"The average bias current is\",Ib,\"microA\"\n",
+ "print\"The offset current is\",Ios,\"microA\"\n"
+ ],
+ "language": "python",
+ "metadata": {},
+ "outputs": [
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "The average bias current is 0.35 microA\n",
+ "The offset current is 0.1 microA\n"
+ ]
+ }
+ ],
+ "prompt_number": 1
+ },
+ {
+ "cell_type": "heading",
+ "level": 3,
+ "metadata": {},
+ "source": [
+ "Exampme 9.2 Page No. 257"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "collapsed": false,
+ "input": [
+ "#Given\n",
+ "Vo=0.4 #A\n",
+ "Rf=1*10**6 #ohm\n",
+ "\n",
+ "#Calculation\n",
+ "Ibminus=Vo/Rf\n",
+ "\n",
+ "#Result\n",
+ "print\"The Ibminus is\",Ibminus*10**6,\"microA\"\n"
+ ],
+ "language": "python",
+ "metadata": {},
+ "outputs": [
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "The Ibminus is 0.4 microA\n"
+ ]
+ }
+ ],
+ "prompt_number": 8
+ },
+ {
+ "cell_type": "heading",
+ "level": 3,
+ "metadata": {},
+ "source": [
+ "Exampme 9.3 Page No.258"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "collapsed": false,
+ "input": [
+ "#Given\n",
+ "Vo=-0.3 #A\n",
+ "Rf=1*10**6 #ohm\n",
+ "\n",
+ "#Calculation\n",
+ "Ibplus=-Vo/Rf\n",
+ "\n",
+ "\n",
+ "#Result\n",
+ "print\"The Ibplus is\",Ibplus*10**6,\"microA\"\n"
+ ],
+ "language": "python",
+ "metadata": {},
+ "outputs": [
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "The Ibplus is 0.3 microA\n"
+ ]
+ }
+ ],
+ "prompt_number": 1
+ },
+ {
+ "cell_type": "heading",
+ "level": 3,
+ "metadata": {},
+ "source": [
+ "Exampme 9.4 Page No. 260"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "collapsed": false,
+ "input": [
+ "#Given\n",
+ "Rf=100.0 #kohm\n",
+ "Ri1=10.0 #kohm\n",
+ "Ri2=100.0 #kohm\n",
+ "\n",
+ "#Calculation\n",
+ "R1=Rf*Ri1/(Rf+Ri1)\n",
+ "R2=Rf*Ri2/(Rf+Ri2)\n",
+ "\n",
+ "#Result\n",
+ "print\"(a) The value of resistance is\",round(R1,1),\"ohm\"\n",
+ "print\"(b) The value of resistance is\",R2,\"ohm\"\n"
+ ],
+ "language": "python",
+ "metadata": {},
+ "outputs": [
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "(a) The value of resistance is 9.1 ohm\n",
+ "(b) The value of resistance is 50.0 ohm\n"
+ ]
+ }
+ ],
+ "prompt_number": 15
+ },
+ {
+ "cell_type": "heading",
+ "level": 3,
+ "metadata": {},
+ "source": [
+ "Exampme 9.5 Page No. 262"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "collapsed": false,
+ "input": [
+ "#Given\n",
+ "Vio=1 #mV\n",
+ "Rf=1 #kohm\n",
+ "Ri=10 #ohm\n",
+ "\n",
+ "#calculation\n",
+ "Vo=(Vio+(Rf*1000/Ri)*Vio)\n",
+ "\n",
+ "#result\n",
+ "print\"The value of Vo is\",Vo,\"mV\"\n"
+ ],
+ "language": "python",
+ "metadata": {},
+ "outputs": [
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "The value of Vo is 101 mV\n"
+ ]
+ }
+ ],
+ "prompt_number": 16
+ },
+ {
+ "cell_type": "heading",
+ "level": 3,
+ "metadata": {},
+ "source": [
+ "Exampme 9.6 Page No. 268"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "collapsed": false,
+ "input": [
+ "#Given\n",
+ "T1=75.0 #Temprature ,C\n",
+ "T2=25.0 #Temprature ,C\n",
+ "Viomax=20.0 #microV, Voltage\n",
+ "Ioschange=0.1 #nm\n",
+ "Rf=10**6 #ohm\n",
+ "Ri=10*10**3 #ohm\n",
+ "\n",
+ "#Calculation\n",
+ "Vio=Viomax*(T1-T2)\n",
+ "change=Vio*(1+Rf/Ri)\n",
+ "Ioschange=Ioschange*(T1-T2)\n",
+ "Vochange=Ioschange*Rf\n",
+ "\n",
+ "#Result\n",
+ "print\"The change in Vo due to change in Vio is\",change/10**3,\"mV\"\n",
+ "print\"The change in Vo due to change in Ios is\",Vochange/10**6,\"mV\"\n"
+ ],
+ "language": "python",
+ "metadata": {},
+ "outputs": [
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "The change in Vo due to change in Vio is 101.0 mV\n",
+ "The change in Vo due to change in Ios is 5.0 mV\n"
+ ]
+ }
+ ],
+ "prompt_number": 24
+ },
+ {
+ "cell_type": "heading",
+ "level": 3,
+ "metadata": {},
+ "source": [
+ "Exampme 9.7 Page No. 270"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "collapsed": false,
+ "input": [
+ "#given\n",
+ "Vo=0.421 #V,\n",
+ "Vo1=0.097\n",
+ "Vo2=-0.082\n",
+ "Rf1=5000 #from fig 9-10(a)\n",
+ "Ri=50\n",
+ "Rf2=1.0 #Mohm fig 9-10 (b)\n",
+ "\n",
+ "#calculation\n",
+ "Vio=Vo/(1+Rf1/Ri)\n",
+ "Ibminus=(Vo1*1000-Vio*1000)/Rf2\n",
+ "Ibplus=-(Vo2*1000-0.0041*1000)/Rf2\n",
+ "\n",
+ "#Result\n",
+ "print\"The value of Vio is\",round(Vio*1000,1),\"mV\"\n",
+ "print\"Ibminus is\",round(Ibminus,0),\"nA\"\n",
+ "print\"Ibplus is\",round(Ibplus,0),\"nA\"\n",
+ "print\"Ios calculated as\",round(Ibplus-Ibminus,0),\"nA\"\n"
+ ],
+ "language": "python",
+ "metadata": {},
+ "outputs": [
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "The value of Vio is 4.2 mV\n",
+ "Ibminus is 93.0 nA\n",
+ "Ibplus is 86.0 nA\n",
+ "Ios calculated as -7.0 nA\n"
+ ]
+ }
+ ],
+ "prompt_number": 40
+ }
+ ],
+ "metadata": {}
+ }
+ ]
+}
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