From cf1d6e42383334d18a21bc297720bf52fca2f488 Mon Sep 17 00:00:00 2001 From: Trupti Kini Date: Sat, 7 May 2016 23:30:29 +0600 Subject: Added(A)/Deleted(D) following books A Analog_Electronics_by_U._A._Bakshi_And_A._P._Godse/chapter1.ipynb A Analog_Electronics_by_U._A._Bakshi_And_A._P._Godse/chapter2.ipynb A Analog_Electronics_by_U._A._Bakshi_And_A._P._Godse/chapter3.ipynb A Analog_Electronics_by_U._A._Bakshi_And_A._P._Godse/chapter4.ipynb A Analog_Electronics_by_U._A._Bakshi_And_A._P._Godse/chapter5.ipynb A Analog_Electronics_by_U._A._Bakshi_And_A._P._Godse/chapter6.ipynb A Analog_Electronics_by_U._A._Bakshi_And_A._P._Godse/screenshots/CloseLoopVoltageGain3-5.png A Analog_Electronics_by_U._A._Bakshi_And_A._P._Godse/screenshots/ValueOfResistance3_9.png A Analog_Electronics_by_U._A._Bakshi_And_A._P._Godse/screenshots/requiredResistance3_8.png A Electrical_Engineering_Fundamentals_by__Del_Toro_Vincent_/CHAPTER01_2.ipynb A Electrical_Engineering_Fundamentals_by__Del_Toro_Vincent_/CHAPTER02_2.ipynb A Electrical_Engineering_Fundamentals_by__Del_Toro_Vincent_/CHAPTER03_2.ipynb A Electrical_Engineering_Fundamentals_by__Del_Toro_Vincent_/CHAPTER04_2.ipynb A Electrical_Engineering_Fundamentals_by__Del_Toro_Vincent_/CHAPTER07_2.ipynb A Electrical_Engineering_Fundamentals_by__Del_Toro_Vincent_/CHAPTER09_2.ipynb A Electrical_Engineering_Fundamentals_by__Del_Toro_Vincent_/CHAPTER11_2.ipynb A Electrical_Engineering_Fundamentals_by__Del_Toro_Vincent_/CHAPTER15_2.ipynb A Electrical_Engineering_Fundamentals_by__Del_Toro_Vincent_/CHAPTER16_2.ipynb A Electrical_Engineering_Fundamentals_by__Del_Toro_Vincent_/CHAPTER18_2.ipynb A Electrical_Engineering_Fundamentals_by__Del_Toro_Vincent_/CHAPTER19_2.ipynb A Electrical_Engineering_Fundamentals_by__Del_Toro_Vincent_/CHAPTER20_2.ipynb A Electrical_Engineering_Fundamentals_by__Del_Toro_Vincent_/CHAPTER23_2.ipynb A Electrical_Engineering_Fundamentals_by__Del_Toro_Vincent_/CHAPTER24_2.ipynb A Electrical_Engineering_Fundamentals_by__Del_Toro_Vincent_/screenshots/Capture02_2.png A Electrical_Engineering_Fundamentals_by__Del_Toro_Vincent_/screenshots/Capture04_2.png A Electrical_Engineering_Fundamentals_by__Del_Toro_Vincent_/screenshots/Capture20_2.png A Electronics_Circuits_and_Systems_by_Y._N._Bapat/Ch1.ipynb A Electronics_Circuits_and_Systems_by_Y._N._Bapat/Ch10.ipynb A Electronics_Circuits_and_Systems_by_Y._N._Bapat/Ch11.ipynb A Electronics_Circuits_and_Systems_by_Y._N._Bapat/Ch12.ipynb A Electronics_Circuits_and_Systems_by_Y._N._Bapat/Ch13.ipynb A Electronics_Circuits_and_Systems_by_Y._N._Bapat/Ch14.ipynb A Electronics_Circuits_and_Systems_by_Y._N._Bapat/Ch2.ipynb A Electronics_Circuits_and_Systems_by_Y._N._Bapat/Ch3.ipynb A Electronics_Circuits_and_Systems_by_Y._N._Bapat/Ch4.ipynb A Electronics_Circuits_and_Systems_by_Y._N._Bapat/Ch5.ipynb A Electronics_Circuits_and_Systems_by_Y._N._Bapat/Ch6.ipynb A Electronics_Circuits_and_Systems_by_Y._N._Bapat/Ch7.ipynb A Electronics_Circuits_and_Systems_by_Y._N._Bapat/Ch8.ipynb A Electronics_Circuits_and_Systems_by_Y._N._Bapat/Ch9.ipynb A Electronics_Circuits_and_Systems_by_Y._N._Bapat/screenshots/AntilogOpamp13.png A Electronics_Circuits_and_Systems_by_Y._N._Bapat/screenshots/LogOpamp13.png A Electronics_Circuits_and_Systems_by_Y._N._Bapat/screenshots/OutPutLogAmp13.png A Manufacturing_Engineering_&_Technology_by__S._Kalpakjian_and_S._R._Schmid/CHAPTER10_10.ipynb A Manufacturing_Engineering_&_Technology_by__S._Kalpakjian_and_S._R._Schmid/CHAPTER10_11.ipynb A Manufacturing_Engineering_&_Technology_by__S._Kalpakjian_and_S._R._Schmid/CHAPTER13_10.ipynb A Manufacturing_Engineering_&_Technology_by__S._Kalpakjian_and_S._R._Schmid/CHAPTER13_11.ipynb A Manufacturing_Engineering_&_Technology_by__S._Kalpakjian_and_S._R._Schmid/CHAPTER14_10.ipynb A Manufacturing_Engineering_&_Technology_by__S._Kalpakjian_and_S._R._Schmid/CHAPTER14_11.ipynb A Manufacturing_Engineering_&_Technology_by__S._Kalpakjian_and_S._R._Schmid/CHAPTER15_10.ipynb A Manufacturing_Engineering_&_Technology_by__S._Kalpakjian_and_S._R._Schmid/CHAPTER15_11.ipynb A Manufacturing_Engineering_&_Technology_by__S._Kalpakjian_and_S._R._Schmid/CHAPTER16_10.ipynb A Manufacturing_Engineering_&_Technology_by__S._Kalpakjian_and_S._R._Schmid/CHAPTER16_11.ipynb A Manufacturing_Engineering_&_Technology_by__S._Kalpakjian_and_S._R._Schmid/CHAPTER17_10.ipynb A Manufacturing_Engineering_&_Technology_by__S._Kalpakjian_and_S._R._Schmid/CHAPTER17_9.ipynb A Manufacturing_Engineering_&_Technology_by__S._Kalpakjian_and_S._R._Schmid/CHAPTER18_10.ipynb A Manufacturing_Engineering_&_Technology_by__S._Kalpakjian_and_S._R._Schmid/CHAPTER18_11.ipynb A Manufacturing_Engineering_&_Technology_by__S._Kalpakjian_and_S._R._Schmid/CHAPTER20_10.ipynb A Manufacturing_Engineering_&_Technology_by__S._Kalpakjian_and_S._R._Schmid/CHAPTER20_9.ipynb A Manufacturing_Engineering_&_Technology_by__S._Kalpakjian_and_S._R._Schmid/CHAPTER22_10.ipynb A Manufacturing_Engineering_&_Technology_by__S._Kalpakjian_and_S._R._Schmid/CHAPTER22_9.ipynb A Manufacturing_Engineering_&_Technology_by__S._Kalpakjian_and_S._R._Schmid/CHAPTER23_10.ipynb A Manufacturing_Engineering_&_Technology_by__S._Kalpakjian_and_S._R._Schmid/CHAPTER23_11.ipynb A Manufacturing_Engineering_&_Technology_by__S._Kalpakjian_and_S._R._Schmid/CHAPTER25_10.ipynb A Manufacturing_Engineering_&_Technology_by__S._Kalpakjian_and_S._R._Schmid/CHAPTER25_9.ipynb A Manufacturing_Engineering_&_Technology_by__S._Kalpakjian_and_S._R._Schmid/CHAPTER28_10.ipynb A Manufacturing_Engineering_&_Technology_by__S._Kalpakjian_and_S._R._Schmid/CHAPTER28_9.ipynb A Manufacturing_Engineering_&_Technology_by__S._Kalpakjian_and_S._R._Schmid/CHAPTER2_10.ipynb A Manufacturing_Engineering_&_Technology_by__S._Kalpakjian_and_S._R._Schmid/CHAPTER2_11.ipynb A Manufacturing_Engineering_&_Technology_by__S._Kalpakjian_and_S._R._Schmid/CHAPTER32_10.ipynb A Manufacturing_Engineering_&_Technology_by__S._Kalpakjian_and_S._R._Schmid/CHAPTER32_9.ipynb A Manufacturing_Engineering_&_Technology_by__S._Kalpakjian_and_S._R._Schmid/CHAPTER36_10.ipynb A Manufacturing_Engineering_&_Technology_by__S._Kalpakjian_and_S._R._Schmid/CHAPTER36_11.ipynb A Manufacturing_Engineering_&_Technology_by__S._Kalpakjian_and_S._R._Schmid/CHAPTER9_10.ipynb A Manufacturing_Engineering_&_Technology_by__S._Kalpakjian_and_S._R._Schmid/CHAPTER9_11.ipynb A Strength_Of_Materials_by_S_S_Bhavikatti/chapter_no.10_3.ipynb A Strength_Of_Materials_by_S_S_Bhavikatti/chapter_no.1_3.ipynb A Strength_Of_Materials_by_S_S_Bhavikatti/chapter_no.2_3.ipynb A Strength_Of_Materials_by_S_S_Bhavikatti/chapter_no.3_3.ipynb A Strength_Of_Materials_by_S_S_Bhavikatti/chapter_no.4_3.ipynb A Strength_Of_Materials_by_S_S_Bhavikatti/chapter_no.5_3.ipynb A Strength_Of_Materials_by_S_S_Bhavikatti/chapter_no.6_3.ipynb A Strength_Of_Materials_by_S_S_Bhavikatti/chapter_no.7_3.ipynb A Strength_Of_Materials_by_S_S_Bhavikatti/chapter_no.8_3.ipynb A Strength_Of_Materials_by_S_S_Bhavikatti/chapter_no.9_3.ipynb A Strength_Of_Materials_by_S_S_Bhavikatti/screenshots/B.M.D_1_2.JPG A Strength_Of_Materials_by_S_S_Bhavikatti/screenshots/S.F.D_1_2.jpg A Strength_Of_Materials_by_S_S_Bhavikatti/screenshots/S.F.D_2_2.jpg A principle_of_physics_by_V.K.MEHTA_,_ROHIT_MEHTA_/Chapter10_2.ipynb A principle_of_physics_by_V.K.MEHTA_,_ROHIT_MEHTA_/Chapter28_2.ipynb A principle_of_physics_by_V.K.MEHTA_,_ROHIT_MEHTA_/Chapter29_2.ipynb A principle_of_physics_by_V.K.MEHTA_,_ROHIT_MEHTA_/chapter11_2.ipynb A principle_of_physics_by_V.K.MEHTA_,_ROHIT_MEHTA_/chapter12_2.ipynb A principle_of_physics_by_V.K.MEHTA_,_ROHIT_MEHTA_/chapter13_2.ipynb A principle_of_physics_by_V.K.MEHTA_,_ROHIT_MEHTA_/chapter14_2.ipynb A principle_of_physics_by_V.K.MEHTA_,_ROHIT_MEHTA_/chapter15_2.ipynb A principle_of_physics_by_V.K.MEHTA_,_ROHIT_MEHTA_/chapter16_2.ipynb A principle_of_physics_by_V.K.MEHTA_,_ROHIT_MEHTA_/chapter17_2.ipynb A principle_of_physics_by_V.K.MEHTA_,_ROHIT_MEHTA_/chapter18_2.ipynb A principle_of_physics_by_V.K.MEHTA_,_ROHIT_MEHTA_/chapter19_2.ipynb A principle_of_physics_by_V.K.MEHTA_,_ROHIT_MEHTA_/chapter1_2.ipynb A principle_of_physics_by_V.K.MEHTA_,_ROHIT_MEHTA_/chapter20_2.ipynb A principle_of_physics_by_V.K.MEHTA_,_ROHIT_MEHTA_/chapter21_2.ipynb A principle_of_physics_by_V.K.MEHTA_,_ROHIT_MEHTA_/chapter22_2.ipynb A principle_of_physics_by_V.K.MEHTA_,_ROHIT_MEHTA_/chapter23_2.ipynb A principle_of_physics_by_V.K.MEHTA_,_ROHIT_MEHTA_/chapter24_2.ipynb A principle_of_physics_by_V.K.MEHTA_,_ROHIT_MEHTA_/chapter25_2.ipynb A principle_of_physics_by_V.K.MEHTA_,_ROHIT_MEHTA_/chapter26_2.ipynb A principle_of_physics_by_V.K.MEHTA_,_ROHIT_MEHTA_/chapter27_2.ipynb A principle_of_physics_by_V.K.MEHTA_,_ROHIT_MEHTA_/chapter2_2.ipynb A principle_of_physics_by_V.K.MEHTA_,_ROHIT_MEHTA_/chapter3_2.ipynb A principle_of_physics_by_V.K.MEHTA_,_ROHIT_MEHTA_/chapter4_2.ipynb A principle_of_physics_by_V.K.MEHTA_,_ROHIT_MEHTA_/chapter5_2.ipynb A principle_of_physics_by_V.K.MEHTA_,_ROHIT_MEHTA_/chapter6_2.ipynb A principle_of_physics_by_V.K.MEHTA_,_ROHIT_MEHTA_/chapter7_2.ipynb A principle_of_physics_by_V.K.MEHTA_,_ROHIT_MEHTA_/chapter8_2.ipynb A principle_of_physics_by_V.K.MEHTA_,_ROHIT_MEHTA_/chapter9_2.ipynb A principle_of_physics_by_V.K.MEHTA_,_ROHIT_MEHTA_/screenshots/image11_1.png A principle_of_physics_by_V.K.MEHTA_,_ROHIT_MEHTA_/screenshots/image12_1.png A principle_of_physics_by_V.K.MEHTA_,_ROHIT_MEHTA_/screenshots/image13_1.png --- .../Ch5.ipynb | 566 +++++++++++++++++++++ 1 file changed, 566 insertions(+) create mode 100644 Electronics_Circuits_and_Systems_by_Y._N._Bapat/Ch5.ipynb (limited to 'Electronics_Circuits_and_Systems_by_Y._N._Bapat/Ch5.ipynb') diff --git a/Electronics_Circuits_and_Systems_by_Y._N._Bapat/Ch5.ipynb b/Electronics_Circuits_and_Systems_by_Y._N._Bapat/Ch5.ipynb new file mode 100644 index 00000000..4278055d --- /dev/null +++ b/Electronics_Circuits_and_Systems_by_Y._N._Bapat/Ch5.ipynb @@ -0,0 +1,566 @@ +{ + "cells": [ + { + "cell_type": "markdown", + "metadata": {}, + "source": [ + "# Chapter 5 - Basic Transistor Amplifiers" + ] + }, + { + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example 5_1 Page No. 136" + ] + }, + { + "cell_type": "code", + "execution_count": 3, + "metadata": { + "collapsed": false + }, + "outputs": [ + { + "name": "stdout", + "output_type": "stream", + "text": [ + "RL= 5000.00 ohm\n", + "R1= 100000.00 ohm\n", + "R2= 10000.00 ohm\n", + "rc= 50000.00 ohm\n", + "rbe= 1000.00 ohm\n", + "gm = 0.05 A/V\n", + "For BJT,Av=(-gm*RL)= -250.00\n", + "AI=(gm*rbe)= 50.00\n", + "gm = 0.01 A/V\n", + "For FET,Av=(-gm*RL)= -25.00 \n", + "R0= 50000.00 ohm\n", + "Ri= 1000.00 ohm\n", + "RB=(R1*R2)/(R1+R2)= 9090.91 ohm\n", + "Ri= (RB*rbe)/(RB+rbe)=900.90 ohm\n" + ] + } + ], + "source": [ + "from __future__ import division \n", + "RL=5*10**(3)\n", + "print \"RL= %0.2f\"%(RL),\" ohm\" #Load resistance\n", + "R1=100*10**(3)\n", + "print \"R1= %0.2f\"%(R1),\" ohm\" # resistance\n", + "R2=10*10**(3)\n", + "print \"R2= %0.2f\"%(R2),\" ohm\" # resistance\n", + "rc=50*10**(3)\n", + "print \"rc= %0.2f\"%(rc),\" ohm\" #collector resistance\n", + "rd=rc # Drain and collector resistance are equal\n", + "rbe=1*10**(3)\n", + "print \"rbe= %0.2f\"%(rbe),\" ohm\" #Load resistance\n", + "gm=50*10**(-3)\n", + "print \"gm = %0.2f\"%(gm),\" A/V\"# transconductance for BJT \n", + "Av=(-gm*RL)\n", + "print \"For BJT,Av=(-gm*RL)= %0.2f\"%(Av) #Voltage gain for BJT\n", + "AI=gm*rbe\n", + "print \"AI=(gm*rbe)= %0.2f\"%(AI) # current gain for BJT\n", + "gm=5*10**(-3)\n", + "print \"gm = %0.2f\"%(gm),\" A/V\"# transconductance for FET \n", + "Av=(-gm*RL)\n", + "print \"For FET,Av=(-gm*RL)= %0.2f\"%(Av),\" \" # gain for FET\n", + "R0=rd\n", + "print \"R0= %0.2f\"%(R0),\" ohm\" #output resistance for FET and BJT\n", + "Ri=rbe\n", + "print \"Ri= %0.2f\"%(Ri),\" ohm\" #BJT input resistance \n", + "RB=(R1*R2)/(R1+R2)\n", + "print \"RB=(R1*R2)/(R1+R2)= %0.2f\"%(RB),\" ohm\" # eqivalent Base resistance for BJT\n", + "Ri=(RB*rbe)/(RB+rbe)\n", + "print \"Ri= (RB*rbe)/(RB+rbe)=%0.2f\"%(Ri),\" ohm\" #New value of BJT input resistance " + ] + }, + { + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example 5_2 Page No. 137" + ] + }, + { + "cell_type": "code", + "execution_count": 7, + "metadata": { + "collapsed": false + }, + "outputs": [ + { + "name": "stdout", + "output_type": "stream", + "text": [ + "RL= 5000.00 ohm\n", + "R1= 100000.00 ohm\n", + "R2= 100000.00 ohm\n", + "Rs= 5000.00 ohm\n", + "Beta_o = 50.00\n", + "rbe= 1000.00 ohm\n", + "gm = 0.05 A/V\n", + "rc= 50000.00 ohm\n", + "Av=RL/(RL+1/gm)= 1.00\n", + "Avs=RL/[(Rs/Beta_o)+(1/gm)+(RL)]= 0.98\n", + "AI=-(Beta_o+1)= -51.00\n", + "R0= (Rs+rbe)/Beta_o=120.00 ohm\n", + "Ri= rbe+Beta_o*RL=251000.00 ohm\n", + "RB=(R1*R2)/(R1+R2)= 50000.00 ohm\n", + "Rieff= (Ri*RB)/(RB+Ri)=41694.35 ohm\n" + ] + } + ], + "source": [ + "from __future__ import division \n", + "RL=5*10**(3)\n", + "print \"RL= %0.2f\"%(RL),\" ohm\" #Load resistance\n", + "R1=100*10**(3)\n", + "print \"R1= %0.2f\"%(R1),\" ohm\" # resistance\n", + "R2=100*10**(3)\n", + "print \"R2= %0.2f\"%(R2),\" ohm\" # resistance\n", + "Rs=5*10**(3)\n", + "print \"Rs= %0.2f\"%(Rs),\" ohm\" # Source resistance\n", + "Beta_o=50\n", + "print \"Beta_o = %0.2f\"%(Beta_o) #BJT gain\n", + "rbe=1*10**(3)\n", + "print \"rbe= %0.2f\"%(rbe),\" ohm\" #Base-emitter resistance\n", + "gm=50*10**(-3)\n", + "print \"gm = %0.2f\"%(gm),\" A/V\"# transconductance for BJT \n", + "rc=50*10**(3)\n", + "print \"rc= %0.2f\"%(rc),\" ohm\" #collector resistance\n", + "Av=RL/(RL+1/gm) # Gain formulae\n", + "print \"Av=RL/(RL+1/gm)= %0.2f\"%(Av) # voltage gain for BJT\n", + "Avs=RL/((Rs/Beta_o)+(1/gm)+(RL))\n", + "print \"Avs=RL/((Rs/Beta_o)+(1/gm)+(RL))= %0.2f\"%(Avs) # Overall voltage gain for BJT\n", + "AI=-(Beta_o+1)\n", + "print \"AI=-(Beta_o+1)= %0.2f\"%(AI) # current gain for BJT\n", + "R0=(Rs+rbe)/Beta_o\n", + "print \"R0= (Rs+rbe)/Beta_o=%0.2f\"%(R0),\" ohm\" #output resistance for BJT\n", + "Ri=rbe+Beta_o*RL # formulae\n", + "print \"Ri= rbe+Beta_o*RL=%0.2f\"%(Ri),\" ohm\" # value of BJT input resistance \n", + "RB=(R1*R2)/(R1+R2)\n", + "print \"RB=(R1*R2)/(R1+R2)= %0.2f\"%(RB),\" ohm\" # eqivalent Base resistance for BJT\n", + "Rieff=(Ri*RB)/(RB+Ri)\n", + "print \"Rieff= (Ri*RB)/(RB+Ri)=%0.2f\"%(Rieff),\" ohm\" #Effective value of BJT input resistance " + ] + }, + { + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example 5_3 Page No. 142" + ] + }, + { + "cell_type": "code", + "execution_count": 8, + "metadata": { + "collapsed": false + }, + "outputs": [ + { + "name": "stdout", + "output_type": "stream", + "text": [ + "RL= 5000.00 ohm\n", + "RF= 5000.00 ohm\n", + "Beta_o = 50.00\n", + "rbe= 1000.00 ohm\n", + "gm = 0.05 A/V\n", + "rc= 50000.00 ohm\n", + "Ri= rbe+RF*(1+gm*rbe)=256000.00 ohm\n", + "Av=(-gm*RL)/(1+gm*RF)= -1.00\n", + "AI=(Beta_o)= 50.00\n", + "R0= Beta_o*rc=2500000.00 ohm\n" + ] + } + ], + "source": [ + "from __future__ import division \n", + "RL=5*10**(3)\n", + "print \"RL= %0.2f\"%(RL),\" ohm\" #Load resistance\n", + "RF=5*10**(3)\n", + "print \"RF= %0.2f\"%(RF),\" ohm\" # resistance\n", + "Beta_o=50\n", + "print \"Beta_o = %0.2f\"%(Beta_o) #BJT gain\n", + "rbe=1*10**(3)\n", + "print \"rbe= %0.2f\"%(rbe),\" ohm\" #Base-emitter resistance\n", + "gm=50*10**(-3)\n", + "print \"gm = %0.2f\"%(gm),\" A/V\"# transconductance for BJT \n", + "rc=50*10**(3)\n", + "print \"rc= %0.2f\"%(rc),\" ohm\" #collector resistance\n", + "Ri=rbe+RF*(1+gm*rbe) # formulae\n", + "print \"Ri= rbe+RF*(1+gm*rbe)=%0.2f\"%(Ri),\" ohm\" # BJT input resistance \n", + "Av=(-gm*RL)/(1+gm*RF)# formulae\n", + "print \"Av=(-gm*RL)/(1+gm*RF)= %0.2f\"%(Av) # voltage gain for BJT\n", + "AI=Beta_o\n", + "print \"AI=(Beta_o)= %0.2f\"%(AI) # current gain for BJT\n", + "R0=Beta_o*rc\n", + "print \"R0= Beta_o*rc=%0.2f\"%(R0),\" ohm\" #output resistance for BJT" + ] + }, + { + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example 5_4 Page No. 148" + ] + }, + { + "cell_type": "code", + "execution_count": 1, + "metadata": { + "collapsed": false + }, + "outputs": [ + { + "name": "stdout", + "output_type": "stream", + "text": [ + "RL= 5000.00 ohm\n", + "RF= 2500.00 ohm\n", + "Rs= 50.00 ohm\n", + "ro= 50000.00 ohm\n", + "rc= 50000.00 ohm\n", + "rbe= 1000.00 ohm\n", + "For CG Amplifier\n", + "gm = 0.01 A/V\n", + "Ri= 1/gm=200.00 ohm\n", + "Avs=gm*RL/(1+gm*Rs)= 20.00\n", + "Ro=rd*(1+gm*Rs)=62500.00 ohm\n", + "For CB Amplifier\n", + "gm = 0.05 A/V\n", + "Ri= 1/gm=20.00 ohm\n", + "Avs=gm*RL/(1+gm*Rs)= 71.43\n", + "Ro=gm*(rbe*rc)=2.50e+06 ohm\n" + ] + } + ], + "source": [ + "from __future__ import division \n", + "RL=5*10**(3)\n", + "print \"RL= %0.2f\"%(RL),\" ohm\" #Load resistance\n", + "RF=2.5*10**(3)\n", + "print \"RF= %0.2f\"%(RF),\" ohm\" # resistance\n", + "Rs=50\n", + "print \"Rs= %0.2f\"%(Rs),\" ohm\" # resistance\n", + "ro=50*10**(3)\n", + "print \"ro= %0.2f\"%(ro),\" ohm\" # output resistance\n", + "rd=ro # drain resistance\n", + "rc=ro# Collector resistance\n", + "print \"rc= %0.2f\"%(rc),\" ohm\" # Collector resistance\n", + "rbe=1*10**(3)\n", + "print \"rbe= %0.2f\"%(rbe),\" ohm\" #base -emitter resistance\n", + "print \"For CG Amplifier\"\n", + "gm=5*10**(-3)\n", + "print \"gm = %0.2f\"%(gm),\" A/V\"# transconductance for FET \n", + "Ri=1/gm # formulae\n", + "print \"Ri= 1/gm=%0.2f\"%(Ri),\" ohm\" # value of CGA (common gate amplifier)input resistance for FET\n", + "Avs=gm*RL/(1+gm*Rs)\n", + "print \"Avs=gm*RL/(1+gm*Rs)= %0.2f\"%(Avs) # Overall voltage gain for FET (CGA)\n", + "Ro=rd*(1+gm*Rs)\n", + "print \"Ro=rd*(1+gm*Rs)=%0.2f\"%(Ro),\" ohm\" #output resistance for FET (CGA)\n", + "print \"For CB Amplifier\"\n", + "gm=50*10**(-3)\n", + "print \"gm = %0.2f\"%(gm),\" A/V\"# transconductance for BJT\n", + "Ri=1/gm # formulae\n", + "print \"Ri= 1/gm=%0.2f\"%(Ri),\" ohm\" # value of CBA (common base amplifier)input resistance for BJT\n", + "Avs=gm*RL/(1+gm*Rs)\n", + "print \"Avs=gm*RL/(1+gm*Rs)= %0.2f\"%(Avs) # Overall voltage gain for BJT (CBA)\n", + "Ro=gm*(rbe*rc)\n", + "print \"Ro=gm*(rbe*rc)=%0.2e\"%(Ro),\" ohm\" #output resistance for BJT (CBA)\n", + "\n", + "#NOTE: I have calculated first all the parameters for CG amplifier and then for CB amplifier but in book parameters have been calculated alternatingly for CG and CB amplifiers." + ] + }, + { + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example 5_5 Page No. 152" + ] + }, + { + "cell_type": "code", + "execution_count": 4, + "metadata": { + "collapsed": false + }, + "outputs": [ + { + "name": "stdout", + "output_type": "stream", + "text": [ + "RL= 5000.00 ohm\n", + "Cc= 1.00e-07 farad\n", + "Ri= 100000.00 ohm\n", + "CSH= 0.00 farad\n", + "Avm=100.00\n", + "fL=1/(2*(pi)*(Ri)*(Cc))= 15.92 Hz \n", + "fH=1/(2*(pi)*(RL)*(CSH))= 3.18e+05 Hz\n", + "BW=fH-fL= 318293.97 Hz\n", + "fT=Avm*fH= 3.18e+07 Hz\n" + ] + } + ], + "source": [ + "from math import pi\n", + "from __future__ import division \n", + "RL=5*10**(3)\n", + "print \"RL= %0.2f\"%(RL),\" ohm\" #Load resistance\n", + "Cc=0.1*10**(-6)\n", + "print \"Cc= %0.2e\"%(Cc),\" farad\" #capacitance\n", + "Ri=100*10**(3)\n", + "print \"Ri= %0.2f\"%(Ri),\" ohm\" # input resistance for Amplifier\n", + "CSH=100*10**(-12)\n", + "print \"CSH= %0.2f\"%(CSH),\" farad\" #shunt load capacitance\n", + "Avm=100\n", + "print \"Avm=%0.2f\"%(Avm) # Mid-frequency gain \n", + "fL=1/(2*(pi)*(Ri)*(Cc))\n", + "print \"fL=1/(2*(pi)*(Ri)*(Cc))= %0.2f\"%(fL),\"Hz \" # Lower cutoff-frequency \n", + "fH=1/(2*(pi)*(RL)*(CSH))\n", + "print \"fH=1/(2*(pi)*(RL)*(CSH))= %0.2e\"%(fH),\" Hz\" # Higher cutoff-frequency \n", + "BW=fH-fL\n", + "print \"BW=fH-fL= %0.2f\"%(BW),\" Hz\" # Bandwidth\n", + "fT=Avm*fH\n", + "print \"fT=Avm*fH= %0.2e\"%(fT),\" Hz\" # Unity gain bandwidth\n", + "# ERROR NOTE: calculated value of lower cutoff frequency, fL= 15.915494 Hz but in book given as 15.0 Hz " + ] + }, + { + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example 5_6 Page No. 152" + ] + }, + { + "cell_type": "code", + "execution_count": 1, + "metadata": { + "collapsed": false + }, + "outputs": [ + { + "name": "stdout", + "output_type": "stream", + "text": [ + "IDSS = 0.02 ampere\n", + "VP= -4.00 volts\n", + "VGSQ= -2.00 volts\n", + "Vsm= 0.20 volts\n", + "D=(((0.5)*(Vsm)**2)/(4*Vsm))*100 =2.50 % \n" + ] + } + ], + "source": [ + "from __future__ import division \n", + "IDSS=16*10**(-3)\n", + "print \"IDSS = %0.2f\"%(IDSS),\" ampere\" # maximum drain current JFET \n", + "VP=(-4)\n", + "print \"VP= %0.2f\"%(VP),\" volts\" # pinch off voltage for JFET \n", + "VGSQ=(-2)\n", + "print \"VGSQ= %0.2f\"%(VGSQ),\" volts\" # Gate operating point voltage \n", + "Vsm=(0.2)\n", + "print \"Vsm= %0.2f\"%(Vsm),\" volts\" # sinusoidal input voltage for JFET \n", + "D=(((0.5)*(Vsm)**2)/(4*Vsm))*100 # derived from ID=IDSS(1-VGS/VP)**2 and putting value of VGS=VGSQ+Vs, where Vs=Vsm sinwt\n", + "print \"D=(((0.5)*(Vsm)**2)/(4*Vsm))*100 =%0.2f\"%(D),\"% \" # Percentage second harmonic distortion calculation" + ] + }, + { + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example 5_7 Page No. 153" + ] + }, + { + "cell_type": "code", + "execution_count": 3, + "metadata": { + "collapsed": false + }, + "outputs": [ + { + "name": "stdout", + "output_type": "stream", + "text": [ + "Ic = 1.00e-03 ampere\n", + "rbe= 2000.00 ohm\n", + "gm = 0.05 A/V\n", + "Beta_o = 100.00 \n", + "rc= 50000.00 ohm\n", + "Cbe= 1.00e-11 farad\n", + "Ctc= 1.00e-12 farad\n", + "part(i)\n", + "RL= 10000.00 ohm\n", + "Rs= 500.00 ohm\n", + "Rth=(Rs*rbe)/(Rs+rbe)=400.00 ohm\n", + "Avm=(-gm*RL)=-500.00\n", + "CM=Ctc*(1-Avm)= 0.00 farad\n", + "Ci=Cbe= 0.00 farad\n", + "fHi=1/(2*(pi)*(Rth)*(Cbe+CM))= 778644.54 Hz\n", + "Ri=rbe =2000.00 ohm\n", + "R0= rc=50000.00 ohm\n", + "fB=1/(2*(pi)*(rbe)*(Cbe))= 7.96e+06 Hz\n", + "fT=Beta_o*fB= 7.96e+08 Hz\n", + "part(ii)\n", + "Rs= 50000.00 ohm\n", + "RL= 1000.00 ohm\n", + "fhi=1/(2*(pi)*(Rs)*(Ctc))= 3.18e+06 Hz\n", + "Avm=(gm*RL)/(1+gm*RL)=0.98\n", + "Ro= 1/gm=20.00 ohm\n", + "Ri=Beta_o*RL =100000.00 ohm\n", + "part(iii)\n", + "RL= 10000.00 ohm\n", + "Rs= 50.00 ohm\n", + "fHi=gm/(2*(pi)*(Cbe))= 7.96e+08 Hz\n", + "fHo=gm/(2*(pi)*(Ctc)*(RL))= 1.59e+07 Hz\n", + "Avs=(gm*RL)/(1+gm*Rs)=142.86\n", + "Ri= 1/gm=20.00 ohm\n", + "Ro=Beta_o*rc =5.00e+06 ohm\n" + ] + } + ], + "source": [ + "from math import pi\n", + "from __future__ import division \n", + "Ic=1*10**(-3)\n", + "print \"Ic = %0.2e\"%(Ic),\" ampere\" # collector current BJT\n", + "rbe=2*10**(3)\n", + "print \"rbe= %0.2f\"%(rbe),\" ohm\" #base -emitter resistance\n", + "gm=50*10**(-3)\n", + "print \"gm = %0.2f\"%(gm),\" A/V\"# transconductance for BJT\n", + "Beta_o=100\n", + "print \"Beta_o = %0.2f\"%(Beta_o),\" \" #BJT gain\n", + "rc=50*10**(3)\n", + "print \"rc= %0.2f\"%(rc),\" ohm\" #collector resistance\n", + "Cbe=10*10**(-12)\n", + "print \"Cbe= %0.2e\"%(Cbe),\" farad\" #base -emitter capacitance\n", + "Ctc=1*10**(-12)\n", + "print \"Ctc= %0.2e\"%(Ctc),\" farad\" #input device capacitance\n", + "print \"part(i)\"# part(i)of question\n", + "RL=10*10**(3)\n", + "print \"RL= %0.2f\"%(RL),\" ohm\" #Load resistance\n", + "Rs=500\n", + "print \"Rs= %0.2f\"%(Rs),\" ohm\" #input source resistance\n", + "Rth=(Rs*rbe)/(Rs+rbe)\n", + "print \"Rth=(Rs*rbe)/(Rs+rbe)=%0.2f\"%(Rth),\" ohm\" # eqivalent resistance\n", + "Avm=(-gm*RL)\n", + "print \"Avm=(-gm*RL)=%0.2f\"%(Avm) # Mid-frequency gain for CE amplifier\n", + "CM=Ctc*(1-Avm)\n", + "print \"CM=Ctc*(1-Avm)= %0.2f\"%(CM),\" farad\" #calculated capacitance\n", + "Ci=Cbe\n", + "print \"Ci=Cbe= %0.2f\"%(Ci),\" farad\" #calculated input capacitance\n", + "fHi=1/(2*(pi)*(Rth)*(Cbe+CM))\n", + "print \"fHi=1/(2*(pi)*(Rth)*(Cbe+CM))= %0.2f\"%(fHi),\" Hz\" # Higher-frequency cutoff for CE amplifier\n", + "Ri=rbe\n", + "print \"Ri=rbe =%0.2f\"%(Ri),\" ohm\" #input resistance CE amplifier\n", + "Ro=rc\n", + "print \"R0= rc=%0.2f\"%(Ro),\" ohm\" #output resistance for CE amplifier\n", + "fB=1/(2*(pi)*(rbe)*(Cbe))\n", + "print \"fB=1/(2*(pi)*(rbe)*(Cbe))= %0.2e\"%(fB),\" Hz\" # base terminal frequency cutoff\n", + "fT=Beta_o*fB\n", + "print \"fT=Beta_o*fB= %0.2e\"%(fT),\" Hz\" # Unity gain bandwidth for CE amplifier\n", + "print \"part(ii)\"# part(ii)of question\n", + "Rs=50*10**(3)\n", + "print \"Rs= %0.2f\"%(Rs),\" ohm\" #input source resistance for CC amplifier\n", + "RL=1*10**(3)\n", + "print \"RL= %0.2f\"%(RL),\" ohm\" #Load resistance for CC amplifier\n", + "fhi=1/(2*(pi)*(Rs)*(Ctc))\n", + "print \"fhi=1/(2*(pi)*(Rs)*(Ctc))= %0.2e\"%(fhi),\" Hz\" # Higher-frequency cutoff for CC amplifier\n", + "Avm=(gm*RL)/(1+gm*RL)\n", + "print \"Avm=(gm*RL)/(1+gm*RL)=%0.2f\"%(Avm) # Mid-frequency gain for CC amplifier\n", + "Ro=1/gm\n", + "print \"Ro= 1/gm=%0.2f\"%(Ro),\" ohm\" #output resistance for CC amplifier\n", + "Ri=Beta_o*RL\n", + "print \"Ri=Beta_o*RL =%0.2f\"%(Ri),\" ohm\" #input resistance CE amplifier\n", + "print \"part(iii)\"# part(iii)of question\n", + "RL=10*10**(3)\n", + "print \"RL= %0.2f\"%(RL),\" ohm\" #Load resistance for CB amplifier\n", + "Rs=50\n", + "print \"Rs= %0.2f\"%(Rs),\" ohm\" #input source resistance for CB amplifier\n", + "fHi=gm/(2*(pi)*(Cbe))\n", + "print \"fHi=gm/(2*(pi)*(Cbe))= %0.2e\"%(fHi),\" Hz\" # Higher-frequency cutoff for CB amplifier\n", + "fHo=1/(2*(pi)*(Ctc)*(RL))\n", + "print \"fHo=gm/(2*(pi)*(Ctc)*(RL))= %0.2e\"%(fHo),\" Hz\" # Higher-frequency cutoff for CB amplifier\n", + "Avs=(gm*RL)/(1+gm*Rs)\n", + "print \"Avs=(gm*RL)/(1+gm*Rs)=%0.2f\"%(Avs) # Mid-frequency gain for CB amplifier\n", + "Ri=1/gm\n", + "print \"Ri= 1/gm=%0.2f\"%(Ri),\" ohm\" #output resistance for CB amplifier\n", + "Ro=Beta_o*rc\n", + "print \"Ro=Beta_o*rc =%0.2e\"%(Ro),\" ohm\" #input resistance CB amplifier\n", + "#ERROR NOTE:some parameters in the book have been calculated using gm=40 mA/V while given value is gm=50 mA/V. So ,for part(ii) CC amplifier correct value of R0=20 ohm,Ri=100000 ohm,and for part(iii)CB amplifier over all voltage gain Avs=142.85714 ,Ri=20 ohm all calculated for gm=50 mA/V." + ] + }, + { + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example 5_8 Page No. 154" + ] + }, + { + "cell_type": "code", + "execution_count": 1, + "metadata": { + "collapsed": false + }, + "outputs": [ + { + "name": "stdout", + "output_type": "stream", + "text": [ + "tp= 0.01 s\n", + "tr= 5.00e-08 s\n", + "CSH= 5.00e-11 farad\n", + "percentage tilt= 5.00 %\n", + "Ri= 100000.00 ohm\n", + "RL=tr/(2.2*CSH)= 454.55 ohm\n", + "Cc= (tp*100)/( tilt*Ri)=2.00e-06 farad\n" + ] + } + ], + "source": [ + "from __future__ import division \n", + "tp=10*10**(-3)\n", + "print \"tp= %0.2f\"%(tp),\" s\" # Time period of pulse\n", + "tr=0.05*10**(-6)\n", + "print \"tr= %0.2e\"%(tr),\" s\" # Rise-Time of pulse\n", + "CSH=50*10**(-12)\n", + "print \"CSH= %0.2e\"%(CSH),\" farad\" #output capacitor\n", + "tilt=5\n", + "print \"percentage tilt= %0.2f\"%(tilt),\"%\" #Sag or percentage tilt of output \n", + "Ri=100*10**(3)\n", + "print \"Ri= %0.2f\"%(Ri),\" ohm\" # source resistance\n", + "RL=tr/(2.2*CSH)\n", + "print \"RL=tr/(2.2*CSH)= %0.2f\"%(RL),\" ohm\" #Load resistance calculation\n", + "Cc=(tp*100)/(tilt*Ri)\n", + "print \"Cc= (tp*100)/( tilt*Ri)=%0.2e\"%(Cc),\" farad\" #capacitance\n", + "#ERROR NOTE: calculated value of RL=454.54545 ohm but in book given as 455 ohm " + ] + } + ], + "metadata": { + "kernelspec": { + "display_name": "Python 2", + "language": "python", + "name": "python2" + }, + "language_info": { + "codemirror_mode": { + "name": "ipython", + "version": 2 + }, + "file_extension": ".py", + "mimetype": "text/x-python", + "name": "python", + "nbconvert_exporter": "python", + "pygments_lexer": "ipython2", + "version": "2.7.9" + } + }, + "nbformat": 4, + "nbformat_minor": 0 +} -- cgit