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diff --git a/Solid_State_Electronics_by_J_P_Agrawal/1-Introduction_to_solid_state_electronics.ipynb b/Solid_State_Electronics_by_J_P_Agrawal/1-Introduction_to_solid_state_electronics.ipynb new file mode 100644 index 0000000..ed8b409 --- /dev/null +++ b/Solid_State_Electronics_by_J_P_Agrawal/1-Introduction_to_solid_state_electronics.ipynb @@ -0,0 +1,761 @@ +{ +"cells": [ + { + "cell_type": "markdown", + "metadata": {}, + "source": [ + "# Chapter 1: Introduction to solid state electronics" + ] + }, +{ + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example 1.10: hole_concentration_and_conductivity.sce" + ] + }, + { +"cell_type": "code", + "execution_count": null, + "metadata": { + "collapsed": true + }, + "outputs": [], +"source": [ +"//Example 1.10: \n", +"clc;\n", +"clear;\n", +"close;\n", +"//given data :\n", +"nh=2*10^21;// acceptor atoms in atoms/m^3\n", +"Na=nh;\n", +"format('e',8)\n", +"disp(Na,'(i). hole concentration,Na(atoms/m^3) = ')\n", +"mu_h=0.17;// mobility of holes in m^2/V-s\n", +"e=1.6*10^-19;// in C\n", +"sigma=nh*mu_h*e;\n", +"format('v',6)\n", +"disp(sigma,'conductivity,(ohm^-1-m^-1) = ')\n", +"//conductivity is calculated wrong in the book" + ] + } +, +{ + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example 1.11: donor_concentration.sce" + ] + }, + { +"cell_type": "code", + "execution_count": null, + "metadata": { + "collapsed": true + }, + "outputs": [], +"source": [ +"//Example 1.11: \n", +"clc;\n", +"clear;\n", +"close;\n", +"//given data :\n", +"p=0.15;// in ohm-m\n", +"mu_e=0.39;// mobility of electron in m^2/V-s\n", +"e=1.6*10^-19;// in C\n", +"Na=1/(e*mu_e*p);\n", +"format('e',9)\n", +"disp(Na,'The value of donor concentration,Na(m^-3) = ')" + ] + } +, +{ + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example 1.12: resistivity.sce" + ] + }, + { +"cell_type": "code", + "execution_count": null, + "metadata": { + "collapsed": true + }, + "outputs": [], +"source": [ +"//Example 1.12: \n", +"clc;\n", +"clear;\n", +"close;\n", +"//given data :\n", +"mu_n=0.13;// in m^2/V-s\n", +"mu_p=0.05;// in m^2/V-s\n", +"ni=1.5*10^16;// in m^-3\n", +"e=1.6*10^-19;// in C\n", +"p=1/((e*ni)*(mu_n+mu_p));\n", +"format('v',7)\n", +"disp(p,'The resistivity,p(ohm-m) = ')" + ] + } +, +{ + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example 1.13: current.sce" + ] + }, + { +"cell_type": "code", + "execution_count": null, + "metadata": { + "collapsed": true + }, + "outputs": [], +"source": [ +"//Example 1.13: \n", +"clc;\n", +"clear;\n", +"close;\n", +"//given data :\n", +"e=1.6*10^-19;// electron charge in coulombs\n", +"k=1.38*10^-23;//Boltzmann constant in m^2-kg/s^2-K^-1\n", +"T=300;//in Kelvin\n", +"Vt=(k*T)/e;//in V\n", +"I=240;//in mA\n", +"eta=2;//\n", +"Ve=0.8;//in V\n", +"V=0.7;//in V\n", +"Id=I*exp((V-Ve)/(eta*Vt));//in mA\n", +"format('v',5)\n", +"disp(round(Id),'(i) Current is ,(mA)=')\n", +"Ir=(I/((exp(Ve/(eta*Vt)))-1))*10^6;//\n", +"format('v',4)\n", +"disp(round(Ir),'(ii) reverse saturation current is ,(nA)=')\n", +"//reverse saturation current is calculated wrong in the textbook" + ] + } +, +{ + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example 1.14: diode_current_and_voltage.sce" + ] + }, + { +"cell_type": "code", + "execution_count": null, + "metadata": { + "collapsed": true + }, + "outputs": [], +"source": [ +"//Example 1.14: \n", +"clc;\n", +"clear;\n", +"close;\n", +"//given data :\n", +"e=1.6*10^-19;// electron charge in coulombs\n", +"k=1.38*10^-23;//Boltzmann constant in m^2-kg/s^2-K^-1\n", +"T=300;//in Kelvin\n", +"Vt=(k*T)/e;//in V\n", +"Ir1=10^-10;//in A\n", +"Ir2=10^-12;//in A\n", +"V21=((Vt)*log10(Ir1/Ir2))*2.3026;//in V\n", +"V211=0.5;//in V\n", +"V2=(1/2)*(V21+V211);//in V\n", +"V1=(1/2)*(V211-V21);//in V\n", +"I1=Ir2*exp(V2/Vt)*10^6;//in micro-A\n", +"I2=I1;//\n", +"format('v',8)\n", +"disp(V2,'diode voltage V2 is ,(V)=')\n", +"disp(V1,'diode voltage V1 is ,(V)=')\n", +"format('v',7)\n", +"disp(I1,'diode current is,(micro-A)=')\n", +"//diode current is calculated wrong in the textbook" + ] + } +, +{ + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example 1.15: voltage.sce" + ] + }, + { +"cell_type": "code", + "execution_count": null, + "metadata": { + "collapsed": true + }, + "outputs": [], +"source": [ +"//Example 1.15: \n", +"clc;\n", +"clear;\n", +"close;\n", +"//given data :\n", +"e=1.6*10^-19;// electron charge in coulombs\n", +"k=1.38*10^-23;//Boltzmann constant in m^2-kg/s^2-K^-1\n", +"T=300;//in Kelvin\n", +"Vt=(k*T)/e;//in V\n", +"Ir1=10^-12;//in A\n", +"Ir2=10^-10;//in A\n", +"I21=Ir2/Ir1;//\n", +"It=2;//mA\n", +"I1=It/(1+I21)*10^3;//in micro-A\n", +"I2=It*10^3-I1;//in micro-A\n", +"I1=I2/I21;//in micro-A\n", +"x=((I1*10^-6)/Ir1);//\n", +"V=Vt*log10(x)*2.3026;//in V\n", +"format('v',6)\n", +"disp(V,'diode voltage is ,(V)=')" + ] + } +, +{ + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example 1.16: voltage.sce" + ] + }, + { +"cell_type": "code", + "execution_count": null, + "metadata": { + "collapsed": true + }, + "outputs": [], +"source": [ +"//Example 1.16: \n", +"clc;\n", +"clear;\n", +"close;\n", +"//given data :\n", +"format('v',5)\n", +"T=27;//degree Celsius\n", +"Tk=273+T;//in Kelvin\n", +"e=1.6*10^-19;// electron charge in coulombs\n", +"k=1.38*10^-23;//Boltzmann constant in m^2-kg/s^2-K^-1\n", +"J=10^4;//in Amp/m^2\n", +"Jo=200;//in mA/m^2\n", +"x=(J/(Jo*10^-3));//\n", +"Ve=((log(x))*k*Tk)/e;//in V\n", +"disp(Ve,'voltage to be applied is ,(V)=')" + ] + } +, +{ + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example 1.17: resistance.sce" + ] + }, + { +"cell_type": "code", + "execution_count": null, + "metadata": { + "collapsed": true + }, + "outputs": [], +"source": [ +"//Example 1.17: \n", +"clc;\n", +"clear;\n", +"close;\n", +"format('v',5)\n", +"V=3;//in V\n", +"I=55;//in mA\n", +"Rdc=V/(I*10^-3);//in ohm\n", +"V2=26;//in mV\n", +"Rac=V2/I;//in ohm\n", +"disp(Rdc,'static resistance is ,(ohm)=')\n", +"disp(Rac,'dynamic resistance is ,(ohm)=')" + ] + } +, +{ + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example 1.18: resistance.sce" + ] + }, + { +"cell_type": "code", + "execution_count": null, + "metadata": { + "collapsed": true + }, + "outputs": [], +"source": [ +"//Example 1.18: \n", +"clc;\n", +"clear;\n", +"close;\n", +"//given data :\n", +"format('v',5)\n", +"k=1.38*10^-23;// constant\n", +"T=27+273;// in K\n", +"eta=2;\n", +"e=1.6*10^-19;// in C\n", +"Vt=(k*T/e);// in V\n", +"V=0.5;// in V\n", +"Ir=10^-6;// in A\n", +"I=(Ir*10^3*(exp(V/(eta*Vt))-1));// in A\n", +"R_dc=V*10^3/I;\n", +"disp(R_dc,'static resistance,R_dc(ohm) = ')\n", +"R_ac=(eta*k*T)/(e*I*10^-3);\n", +"format('v',5)\n", +"disp(R_ac,'Dynamic resistance,R_ac(ohm) = ')\n", +"// answer is wrong in textbook" + ] + } +, +{ + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example 1.19: resistance.sce" + ] + }, + { +"cell_type": "code", + "execution_count": null, + "metadata": { + "collapsed": true + }, + "outputs": [], +"source": [ +"//Example 1.19: \n", +"clc;\n", +"clear;\n", +"close;\n", +"//given data :\n", +"V=1.2;// in V\n", +"Vk=0.7;// in V\n", +"I_F=100;// in mA\n", +"R_B=(V-Vk)/(I_F*10^-3);\n", +"V_R=10;// in V\n", +"I_R=1;// in micro-A\n", +"R_R=V_R/I_R;\n", +"format('v',3)\n", +"disp(R_B,'the bulk resistance,R_B(ohm) = ')\n", +"disp(R_R,'the reverse resistance,R_R(M-ohm) = ')\n", +"eta=2;\n", +"I=5;// in mA\n", +"R_ac=eta*26/I;\n", +"format('v',5)\n", +"disp(R_ac,'ac resistance,R_ac(ohm) = ')" + ] + } +, +{ + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example 1.1: ne.sce" + ] + }, + { +"cell_type": "code", + "execution_count": null, + "metadata": { + "collapsed": true + }, + "outputs": [], +"source": [ +"//Example 1.1: \n", +"clc;\n", +"clear;\n", +"close;\n", +"//given data :\n", +"ni=1.5*10^16;// in m^-3\n", +"nh=4.5*10^22;// in m^-3\n", +"ne=ni^2/nh;\n", +"format('e',8)\n", +"disp(ne,' ne in the doped silicon is,(m^-3) = ')" + ] + } +, +{ + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example 1.20: capacitance.sce" + ] + }, + { +"cell_type": "code", + "execution_count": null, + "metadata": { + "collapsed": true + }, + "outputs": [], +"source": [ +"//Example 1.20: \n", +"clc;\n", +"clear;\n", +"close;\n", +"//given data :\n", +"epsilon_0=8.85*10^-12;// in farada/m\n", +"K=12;// constant for silicon\n", +"epsilon=epsilon_0*K\n", +"A=1*10^-8;// in m^2\n", +"W=5*10^-7;// in m\n", +"Ct=epsilon*A*10^14/W;\n", +"format('v',6)\n", +"disp(Ct,'the transition capacitance,Ct(PF) = ')" + ] + } +, +{ + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example 1.21: resistance.sce" + ] + }, + { +"cell_type": "code", + "execution_count": null, + "metadata": { + "collapsed": true + }, + "outputs": [], +"source": [ +"//Example 1.21: \n", +"clc;\n", +"clear;\n", +"close;\n", +"//given data :\n", +"V=0.2;// in V\n", +"I=1;// in micro-A\n", +"R_dc=V*10^3/I;\n", +"R_ac=26/(I*10^3);\n", +"format('v',5)\n", +"disp(R_dc,'The static resistance,R_ac(k-ohm) = ')\n", +"format('v',6)\n", +"disp(R_ac,'the dynamic resistance,R_ac(ohm) = ')" + ] + } +, +{ + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example 1.2: resistivity.sce" + ] + }, + { +"cell_type": "code", + "execution_count": null, + "metadata": { + "collapsed": true + }, + "outputs": [], +"source": [ +"//Example 1.2: \n", +"clc;\n", +"clear;\n", +"close;\n", +"//given data :\n", +"ne=8*10^19;// in m^-3\n", +"nh=5*10^18;// in m^-3\n", +"mu_e=2.3;// in m^2/V-s\n", +"mu_h=.01;// in m^2/V-s\n", +"e=1.6*10^-19;// in V\n", +"p=1/(e*((ne*mu_e)+(nh*mu_h)));\n", +"format('e',8)\n", +"disp(p,'(b) the resistivity,p(ohm-m)=')" + ] + } +, +{ + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example 1.3: density.sce" + ] + }, + { +"cell_type": "code", + "execution_count": null, + "metadata": { + "collapsed": true + }, + "outputs": [], +"source": [ +"//Example 1.3: \n", +"clc;\n", +"clear;\n", +"close;\n", +"//given data :\n", +"sigma=500;// in ohm^-1 m^-1\n", +"mu_e=.39;// m^2/V-s\n", +"e=1.6*10^-19;// in V\n", +"ne=sigma/(e*mu_e);\n", +"format('e',9)\n", +"disp(ne,'number density of donor,ne(m^-3) = ')" + ] + } +, +{ + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example 1.4: density.sce" + ] + }, + { +"cell_type": "code", + "execution_count": null, + "metadata": { + "collapsed": true + }, + "outputs": [], +"source": [ +"//Example 1.4: \n", +"clc;\n", +"clear;\n", +"close;\n", +"//given data :\n", +"e=1.6*10^-19;// in V\n", +"Pp=10^-2;// p-type silicon in ohm-m\n", +"Pn=10^-2;// n-type silicon in ohm-m\n", +"mu_p=0.048;// holes mobilities in m^2/V-s\n", +"mu_n=0.135;// electrons mobilities in m^2/V-s\n", +"Na=1/(e*mu_p*Pp);\n", +"Nd=1/(e*mu_n*Pn);\n", +"format('e',8)\n", +"disp(Na,'(i). the density of impurity,Na (m^-3) = ')\n", +"format('e',9)\n", +"disp(Nd,'(ii). the density of impurity,Nd (m^-3) = ')" + ] + } +, +{ + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example 1.5: resistivity.sce" + ] + }, + { +"cell_type": "code", + "execution_count": null, + "metadata": { + "collapsed": true + }, + "outputs": [], +"source": [ +"//Example 1.5: \n", +"clc;\n", +"clear;\n", +"close;\n", +"//given data :\n", +"format('v',5)\n", +"e=1.6*10^-19;// in V\n", +"n=2.5*10^19;//m^3\n", +"p=n;//\n", +"ni=n;//\n", +"mu_p=0.17;// holes mobilities in m^2/V-s\n", +"mu_n=0.36;// electrons mobilities in m^2/V-s\n", +"sgint=e*(ni*(mu_p+mu_n));//electrical conductivity in mho/metre\n", +"pint=1/sgint;//resistivity in ohm-meter\n", +"disp(sgint,'electrical conductivity is ,(mho/metre)=')\n", +"disp(pint,'resistivity is ,(ohm-metre)=')" + ] + } +, +{ + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example 1.6: conductivity.sce" + ] + }, + { +"cell_type": "code", + "execution_count": null, + "metadata": { + "collapsed": true + }, + "outputs": [], +"source": [ +"//Example 1.6: \n", +"clc;\n", +"clear;\n", +"close;\n", +"//given data :\n", +"format('e',9)\n", +"e=1.6*10^-19;// in V\n", +"ni=1.5*10^16;//in m^3\n", +"mu_p=0.13;// holes mobilities in m^2/V-s\n", +"mu_n=0.05;// electrons mobilities in m^2/V-s\n", +"sgint=e*(ni*(mu_p+mu_n));//electrical conductivity in mho/m\n", +"siat=10^8;//number of silicon atoms\n", +"ta=5*10^28;//silicon atoms in atoms/m^3\n", +"Nd=ta/siat;// in atoms/m^3\n", +"p= ni^2/Nd;//holes concentration in holes/m^3\n", +"n=Nd;//\n", +"mu_n=0.13;// electrons mobilities in m^2/V-s\n", +"sntype=e*n*mu_n;// in mho/m\n", +"disp(sgint,'(i) electrical conductivity is ,(mhos/m)=')\n", +"format('e',8)\n", +"disp(p,'(ii) holes concentration is, (holes/m^3)=')\n", +"format('v',5)\n", +"disp(sntype,'(ii) conductivity is ,(mho/m)=')\n", +"siat=10^8;//number of silicon atoms\n", +"ta=5*10^28;//silicon atoms in atoms/m^3\n", +"Na=ta/siat;// in atoms/m^3\n", +"n= ni^2/Na;//holes concentration in holes/m^3\n", +"p=Na;//\n", +"mu_p=0.05;//holes mobilities in m^2/V-s\n", +"sptype=e*p*mu_p;// in mho/m\n", +"format('e',8)\n", +"disp(n,'(iii) electron concentration is, (holes/m^3)=')\n", +"format('v',3)\n", +"disp(sptype,'(iii) conductivity is ,(mho/m)=')" + ] + } +, +{ + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example 1.7: fremi_level.sce" + ] + }, + { +"cell_type": "code", + "execution_count": null, + "metadata": { + "collapsed": true + }, + "outputs": [], +"source": [ +"//Example 1.7: \n", +"clc;\n", +"clear;\n", +"close;\n", +"//given data :\n", +"format('v',6)\n", +"//Nd1=Nc*exp^-(Ec-Ef1)/kT ...Formula Used\n", +"Nc=1;//assume\n", +"kT=0.03;//eV\n", +"EcEf1=0.5;//position of Fermi level in V\n", +"Nd=1;//assume\n", +"Nd1=3*Nd;//After tripling the donor concentration\n", +"EcEf2=(EcEf1-(kT*(log(Nd1/Nd))));//in eV\n", +"disp(EcEf2,'new position of Fermi-level is ,(eV)=')" + ] + } +, +{ + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example 1.8: density.sce" + ] + }, + { +"cell_type": "code", + "execution_count": null, + "metadata": { + "collapsed": true + }, + "outputs": [], +"source": [ +"//Example 1.8: \n", +"clc;\n", +"clear;\n", +"close;\n", +"//given data :\n", +"e=1.6*10^-19;// in V\n", +"Pp=10^-1;// p-type silicon in ohm-m\n", +"Pn=10^-1;// n-type silicon in ohm-m\n", +"mu_h=0.05;// holes mobilities in m^2/V-s\n", +"mu_e=0.13;// electrons mobilities in m^2/V-s\n", +"Na=1/(e*mu_h*Pp);\n", +"Nd=1/(e*mu_e*Pn);\n", +"format('e',9)\n", +"disp(Na,'(i). the density of impurity,Na (m^-3) = ')\n", +"format('e',8)\n", +"disp(Nd,'(ii). the density of impurity,Nd (m^-3) = ')" + ] + } +, +{ + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example 1.9: current.sce" + ] + }, + { +"cell_type": "code", + "execution_count": null, + "metadata": { + "collapsed": true + }, + "outputs": [], +"source": [ +"//Example 1.9: \n", +"clc;\n", +"clear;\n", +"close;\n", +"//given data :\n", +"e=1.6*10^-19;// in V\n", +"Pp=10^-1;// p-type silicon in ohm-m\n", +"Pn=10^-1;// n-type silicon in ohm-m\n", +"mu_hsi=0.048;// holes mobilities in m^2/V-s\n", +"mu_esi=0.135;// electrons mobilities in m^2/V-s\n", +"nisi=1.5*10^16;//in m^-3\n", +"nesi=nisi;//\n", +"nhsi=nisi;//\n", +"mu_hge=0.19;// holes mobilities in m^2/V-s\n", +"mu_ege=0.39;// electrons mobilities in m^2/V-s\n", +"A=1*10^-4;//area in m^2\n", +"nige=2.4*10^19;//in m^-3\n", +"V=2;//in V\n", +"l=0.1;//in m\n", +"Isi= e*A*(V/l)*((nesi*mu_esi)+(nhsi*mu_hsi));//in A\n", +"format('e',8)\n", +"disp(Isi,'Total current for silicon is,(A)=')\n", +"//Current for silicon is calculated wrong in the textbook\n", +"nege=nige;//\n", +"nhge=nige;//\n", +"Ige= e*A*(V/l)*((nege*mu_ege)+(nhge*mu_hge));//in A\n", +"format('e',9)\n", +"disp(Ige,'Total current for germanium is,(A)=')" + ] + } +], +"metadata": { + "kernelspec": { + "display_name": "Scilab", + "language": "scilab", + "name": "scilab" + }, + "language_info": { + "file_extension": ".sce", + "help_links": [ + { + "text": "MetaKernel Magics", + "url": "https://github.com/calysto/metakernel/blob/master/metakernel/magics/README.md" + } + ], + "mimetype": "text/x-octave", + "name": "scilab", + "version": "0.7.1" + } + }, + "nbformat": 4, + "nbformat_minor": 0 +} diff --git a/Solid_State_Electronics_by_J_P_Agrawal/10-The_Unijunction_Transistor.ipynb b/Solid_State_Electronics_by_J_P_Agrawal/10-The_Unijunction_Transistor.ipynb new file mode 100644 index 0000000..58b7b83 --- /dev/null +++ b/Solid_State_Electronics_by_J_P_Agrawal/10-The_Unijunction_Transistor.ipynb @@ -0,0 +1,125 @@ +{ +"cells": [ + { + "cell_type": "markdown", + "metadata": {}, + "source": [ + "# Chapter 10: The Unijunction Transistor" + ] + }, +{ + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example 10.1: stand_off_and_peak_point_voltage.sce" + ] + }, + { +"cell_type": "code", + "execution_count": null, + "metadata": { + "collapsed": true + }, + "outputs": [], +"source": [ +"//Example 10.1: \n", +"clc;\n", +"clear;\n", +"close;\n", +"//given data :\n", +"Vbb=20;// in V\n", +"eta=0.6;// instrinsic stand off ratio \n", +"Vb=0.7;// in V\n", +"sov=eta*Vbb;// Stand off voltage\n", +"format('v',4)\n", +"disp(sov,'(i). Stand off voltage,(V) = ')\n", +"Vp=(eta*Vbb)+Vb;\n", +"format('v',6)\n", +"disp(Vp,'(ii). Peak point voltage,Vp(V) = ')" + ] + } +, +{ + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example 10.2: time_period.sce" + ] + }, + { +"cell_type": "code", + "execution_count": null, + "metadata": { + "collapsed": true + }, + "outputs": [], +"source": [ +"//Example 10.2: \n", +"clc;\n", +"clear;\n", +"close;\n", +"format('v',6)\n", +"//given data :\n", +"Vbb=20;// in V\n", +"C=100;//in micro-farad\n", +"R=100;//in kilo-ohms\n", +"Vp=10;// in V\n", +"eta=Vp/Vbb;// instrinsic stand off ratio \n", +"T= ((C*10^-12*R*10^3 *log(1/(1-eta))))*10^7;//in micro-seconds\n", +"format('v',6)\n", +"disp(T,'time period of the saw tooth waveform generated is ,(micro-seconds)=')" + ] + } +, +{ + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example 10.3: resistance.sce" + ] + }, + { +"cell_type": "code", + "execution_count": null, + "metadata": { + "collapsed": true + }, + "outputs": [], +"source": [ +"//Example 10.3: \n", +"clc;\n", +"clear;\n", +"close;\n", +"//given data :\n", +"eta=0.6;// instrinsic stand off ratio \n", +"Rbb=10;// interbase resistance in k-ohm\n", +"Rb1=eta*Rbb;\n", +"Rb2=Rbb-Rb1;\n", +"format('v',4)\n", +"disp(Rb1,'Resistance,Rb1(k-ohm) = ')\n", +"disp(Rb2,'Resistance,Rb1(k-ohm) = ')" + ] + } +], +"metadata": { + "kernelspec": { + "display_name": "Scilab", + "language": "scilab", + "name": "scilab" + }, + "language_info": { + "file_extension": ".sce", + "help_links": [ + { + "text": "MetaKernel Magics", + "url": "https://github.com/calysto/metakernel/blob/master/metakernel/magics/README.md" + } + ], + "mimetype": "text/x-octave", + "name": "scilab", + "version": "0.7.1" + } + }, + "nbformat": 4, + "nbformat_minor": 0 +} diff --git a/Solid_State_Electronics_by_J_P_Agrawal/2-Special_Purpose_Diodes.ipynb b/Solid_State_Electronics_by_J_P_Agrawal/2-Special_Purpose_Diodes.ipynb new file mode 100644 index 0000000..5445af6 --- /dev/null +++ b/Solid_State_Electronics_by_J_P_Agrawal/2-Special_Purpose_Diodes.ipynb @@ -0,0 +1,125 @@ +{ +"cells": [ + { + "cell_type": "markdown", + "metadata": {}, + "source": [ + "# Chapter 2: Special Purpose Diodes" + ] + }, +{ + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example 2.1: maximum_current.sce" + ] + }, + { +"cell_type": "code", + "execution_count": null, + "metadata": { + "collapsed": true + }, + "outputs": [], +"source": [ +"//Example 2.1: \n", +"clc;\n", +"clear;\n", +"close;\n", +"//given data :\n", +"Pmax=364;//dissipation in milliwatt\n", +"Vz=9.1;//in V\n", +"Izmax=Pmax/Vz;//in mA\n", +"format('v',4)\n", +"disp(Izmax,'maximum current the diode can handle is ,(mA)=')" + ] + } +, +{ + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example 2.2: resistance.sce" + ] + }, + { +"cell_type": "code", + "execution_count": null, + "metadata": { + "collapsed": true + }, + "outputs": [], +"source": [ +"//Example 2.2: \n", +"clc;\n", +"clear;\n", +"close;\n", +"//given data :\n", +"mip=15;//in volt\n", +"op=6.8;//output potential in volt\n", +"pd=mip-op;//potential difference across series resistor\n", +"Il=5;//load current in mA\n", +"nmip=20;//new maximum input voltage in volt\n", +"pd1=nmip-op;//new potential difference across series resistor\n", +"Il1=20;//new load current in mA\n", +"R=((pd1-pd)/((Il1-Il)*10^-3));//resistance in ohm\n", +"format('v',6)\n", +"disp(R,'value of series resistance is,(ohm)=')" + ] + } +, +{ + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example 2.3: current.sce" + ] + }, + { +"cell_type": "code", + "execution_count": null, + "metadata": { + "collapsed": true + }, + "outputs": [], +"source": [ +"//Example 2.3: \n", +"clc;\n", +"clear;\n", +"close;\n", +"//given data :\n", +"V=120;//in V\n", +"Vz=50;//in V\n", +"vd5=V-Vz;//voltage drop across 5 ohm resistor\n", +"R=5;// in ohm\n", +"I5=vd5/R;//current through 5 ohm resistor\n", +"Rl=10;// in k-ohm\n", +"Il=Vz/(Rl*10^3);//current through load resistor\n", +"Iz=I5-Il;//in A\n", +"format('v',7)\n", +"disp(Iz,'current through zener diode is ,(A)=')" + ] + } +], +"metadata": { + "kernelspec": { + "display_name": "Scilab", + "language": "scilab", + "name": "scilab" + }, + "language_info": { + "file_extension": ".sce", + "help_links": [ + { + "text": "MetaKernel Magics", + "url": "https://github.com/calysto/metakernel/blob/master/metakernel/magics/README.md" + } + ], + "mimetype": "text/x-octave", + "name": "scilab", + "version": "0.7.1" + } + }, + "nbformat": 4, + "nbformat_minor": 0 +} diff --git a/Solid_State_Electronics_by_J_P_Agrawal/3-Bi_Polar_Junction_Transistor.ipynb b/Solid_State_Electronics_by_J_P_Agrawal/3-Bi_Polar_Junction_Transistor.ipynb new file mode 100644 index 0000000..cab2a09 --- /dev/null +++ b/Solid_State_Electronics_by_J_P_Agrawal/3-Bi_Polar_Junction_Transistor.ipynb @@ -0,0 +1,535 @@ +{ +"cells": [ + { + "cell_type": "markdown", + "metadata": {}, + "source": [ + "# Chapter 3: Bi Polar Junction Transistor" + ] + }, +{ + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example 3.10: error.sce" + ] + }, + { +"cell_type": "code", + "execution_count": null, + "metadata": { + "collapsed": true + }, + "outputs": [], +"source": [ +"//Example 3.10: \n", +"clc;\n", +"clear;\n", +"close;\n", +"//given data :\n", +"Beta=100;// constant\n", +"Ib=20*10^-6;// in A\n", +"I_co=500*10^-9;// in A\n", +"Ic1=((Beta*Ib)+(1+Beta)*I_co)*10^3;\n", +"Ic2=(Beta*Ib)*10^3;\n", +"Error=(Ic1-Ic2)*100/Ic1;\n", +"format('v',5)\n", +"disp(Error,'The error,(%) = ')\n", +"//answer is wrong in the txtbook" + ] + } +, +{ + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example 3.11: change_in_base_current.sce" + ] + }, + { +"cell_type": "code", + "execution_count": null, + "metadata": { + "collapsed": true + }, + "outputs": [], +"source": [ +"//Example 3.11: \n", +"clc;\n", +"clear;\n", +"close;\n", +"//given data :\n", +"alfa=0.98;// \n", +"del_Ie=5;// in mA\n", +"del_Ic=alfa*del_Ie;// in mA\n", +"del_Ib=del_Ie-del_Ic;\n", +"format('v',4)\n", +"disp(del_Ib,'change in base current,(mA) = ')" + ] + } +, +{ + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example 3.12: collector_current_base_current_and_alfa.sce" + ] + }, + { +"cell_type": "code", + "execution_count": null, + "metadata": { + "collapsed": true + }, + "outputs": [], +"source": [ +"//Example 3.12: \n", +"clc;\n", +"clear;\n", +"close;\n", +"//given data :\n", +"Ie=8.4; // in mA\n", +"cr=0.8/100;// carriers recombine in base in %\n", +"Ib=cr*Ie;\n", +"format('v',6)\n", +"disp(Ib,'(a). The base current,Ib(mA) = ')\n", +"Ic=Ie-Ib;\n", +"format('v',5)\n", +"disp(Ic,'(b). The collector current,Ic(mA) = ')\n", +"alfa=Ic/Ie;\n", +"format('v',6)\n", +"disp(alfa,'(c). the value of alfa = ')" + ] + } +, +{ + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example 3.13: ac_current_gain.sce" + ] + }, + { +"cell_type": "code", + "execution_count": null, + "metadata": { + "collapsed": true + }, + "outputs": [], +"source": [ +"//Example 3.13: \n", +"clc;\n", +"clear;\n", +"close;\n", +"//given data :\n", +"Ie1=20;// in mA\n", +"Ie2=15;// in mA\n", +"Ib1=0.48;// in mA\n", +"Ib2=0.32;// in mA\n", +"del_Ie=(Ie1-Ie2)*10^-3;// in A\n", +"del_Ib=(Ib1-Ib2)*10^-3;// in A\n", +"del_Ic=del_Ie-del_Ib;// in A\n", +"alfa=del_Ic/del_Ie;// \n", +"Beta=del_Ic/del_Ib;\n", +"format('v',5)\n", +"disp(alfa,'ac current gain in common base arrangement, = ')\n", +"format('v',4)\n", +"disp(Beta,'ac current gain in common emitter arrangement, = ')" + ] + } +, +{ + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example 3.14: Beta_Iceo_and_collector_current.sce" + ] + }, + { +"cell_type": "code", + "execution_count": null, + "metadata": { + "collapsed": true + }, + "outputs": [], +"source": [ +"//Example 3.14: \n", +"clc;\n", +"clear;\n", +"close;\n", +"//given data :\n", +"alfa=0.992;// constant\n", +"Beta=alfa/(1-alfa);\n", +"format('v',5)\n", +"disp(Beta,'(a) Beta= ')\n", +"I_CBO=48*10^-9;// in A\n", +"I_CEO=(1+Beta)*I_CBO*10^6;\n", +"format('v',3)\n", +"disp(I_CEO,'(a) I_CEO (micro-A) = ')\n", +"Ib=30*10^-6;// in A\n", +"Ic=((Beta*Ib)+(1+Beta)*I_CBO)*10^3;\n", +"format('v',5)\n", +"disp(Ic,'(b) Collector current,Ic(mA) = ')" + ] + } +, +{ + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example 3.15: collector_current_alfa_and_beta.sce" + ] + }, + { +"cell_type": "code", + "execution_count": null, + "metadata": { + "collapsed": true + }, + "outputs": [], +"source": [ +"//Example 3.15: \n", +"clc;\n", +"clear;\n", +"close;\n", +"//given data :\n", +"format('v',5)\n", +"Ie=9.6;//emitter current in mA\n", +"Ib=0.08;//base current in mA\n", +"Ic=Ie-Ib;//\n", +"format('v',5)\n", +"disp(Ic,'(a). collector current,Ic(mA) = ')\n", +"alfa=Ic/Ie;\n", +"format('v',5)\n", +"disp(alfa,'(b). alfa = ')\n", +"alfa=0.99;//\n", +"Beta=alfa/(1-alfa)\n", +"format('v',4)\n", +"disp(Beta,'(c). Beta = ')" + ] + } +, +{ + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example 3.16: collector_current.sce" + ] + }, + { +"cell_type": "code", + "execution_count": null, + "metadata": { + "collapsed": true + }, + "outputs": [], +"source": [ +"//Example 3.16: \n", +"clc;\n", +"clear;\n", +"close;\n", +"//given data :\n", +"Ib=68*10^-6;// in A\n", +"Ie=30*10^-3;// in A\n", +"Beta=440;// constant\n", +"alfa=Beta/(1+Beta);\n", +"Ic=alfa*Ie*10^3;\n", +"format('v',6)\n", +"disp(Ic,'Collector current,Ic(mA) = ')" + ] + } +, +{ + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example 3.1: varitation_in_alpha_and_value_of_beta.sce" + ] + }, + { +"cell_type": "code", + "execution_count": null, + "metadata": { + "collapsed": true + }, + "outputs": [], +"source": [ +"//Example 3.1: \n", +"clc;\n", +"clear;\n", +"close;\n", +"//given data :\n", +"Beta=50;//amlification factor\n", +"dbb=1;//percentage variation in degree celsius\n", +"daa=dbb/50;//variation in degree celsius\n", +"format('v',5)\n", +"disp(daa,'(i) variation in alpha for a silicon BJT is ,(%/degree-Celsius)=')\n", +"temp=325;//in K\n", +"t=25;//degree celsius\n", +"Beta1=dbb*t;//in %\n", +"nBeta=Beta+(Beta1/100)*t;//\n", +"format('v',6)\n", +"disp(nBeta,'new value of Beta is ,=')" + ] + } +, +{ + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example 3.2: current_amplification_factor.sce" + ] + }, + { +"cell_type": "code", + "execution_count": null, + "metadata": { + "collapsed": true + }, + "outputs": [], +"source": [ +"//Example 3.2: \n", +"clc;\n", +"clear;\n", +"close;\n", +"format('v',4)\n", +"//given data :\n", +"del_Ic=1*10^-3;// in A\n", +"del_Ib=50*10^-6;// in A\n", +"Beta=del_Ic/del_Ib;\n", +"disp(Beta,'The current amplification factor,Beta = ')" + ] + } +, +{ + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example 3.3: base_current.sce" + ] + }, + { +"cell_type": "code", + "execution_count": null, + "metadata": { + "collapsed": true + }, + "outputs": [], +"source": [ +"//Example 3.3: \n", +"clc;\n", +"clear;\n", +"close;\n", +"format('v',5)\n", +"//given data :\n", +"alfa=0.88;\n", +"Ie=1;// in mA\n", +"Ic=alfa*Ie;// in mA\n", +"I_B=Ie-Ic;\n", +"disp(I_B,'Base current,(mA) = ')" + ] + } +, +{ + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example 3.4: short_circuit_current_gain.sce" + ] + }, + { +"cell_type": "code", + "execution_count": null, + "metadata": { + "collapsed": true + }, + "outputs": [], +"source": [ +"//Example 3.4: \n", +"clc;\n", +"clear;\n", +"close;\n", +"format('v',5)\n", +"//given data :\n", +"del_Ic=0.95*10^-3;// in A\n", +"del_Ie=1*10^-3;// in A\n", +"alfa=del_Ic/del_Ie;\n", +"disp(alfa,'the short circuit current gain, = ')" + ] + } +, +{ + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example 3.5: collector_and_base_current.sce" + ] + }, + { +"cell_type": "code", + "execution_count": null, + "metadata": { + "collapsed": true + }, + "outputs": [], +"source": [ +"//Example 3.5: \n", +"clc;\n", +"clear;\n", +"close;\n", +"//given data :\n", +"format('v',5)\n", +"Ie=5*10^-3;// in A\n", +"alfa=0.95;\n", +"I_co=10*10^-6;// in A\n", +"Ic=((alfa*Ie)+I_co)*10^3;\n", +"Ib=(Ie-(Ic*10^-3))*10^6;\n", +"disp(Ic,'Collector current,(mA) = ')\n", +"disp(Ib,'Base current,(micro-A) = ')" + ] + } +, +{ + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example 3.6: Ic_Ib_and_Iceo.sce" + ] + }, + { +"cell_type": "code", + "execution_count": null, + "metadata": { + "collapsed": true + }, + "outputs": [], +"source": [ +"//Example 3.6: \n", +"clc;\n", +"clear;\n", +"close;\n", +"//given data :\n", +"Ie=5;// in mA\n", +"alfa=0.99;\n", +"I_co=0.005;// in mA\n", +"Ic=((alfa*Ie)+I_co);\n", +"Ib=(Ie-Ic);\n", +"Beta=alfa/(1-alfa);\n", +"I_CEO=I_co/(1-alfa);\n", +"format('v',6)\n", +"disp(Ic,'Ic,(mA) = ')\n", +"format('v',4)\n", +"disp(Ib*10^3,'Ib,(micro-A) = ')\n", +"disp(Beta,'Beta = ')\n", +"format('v',6)\n", +"disp(I_CEO*10^3,'I_CEO(micro-A) = ')" + ] + } +, +{ + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example 3.7: change_in_collector_current.sce" + ] + }, + { +"cell_type": "code", + "execution_count": null, + "metadata": { + "collapsed": true + }, + "outputs": [], +"source": [ +"//Example 3.7: \n", +"clc;\n", +"clear;\n", +"close;\n", +"//given data :\n", +"alfa=0.9;// constant\n", +"Beta=alfa/(1-alfa);\n", +"Del_Ib=4;// in mA\n", +"Del_Ic=Beta*Del_Ib;\n", +"format('v',4)\n", +"disp(Del_Ic,'the change in the collector current,(mA) = ')" + ] + } +, +{ + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example 3.8: emitter_current.sce" + ] + }, + { +"cell_type": "code", + "execution_count": null, + "metadata": { + "collapsed": true + }, + "outputs": [], +"source": [ +"//Example 3.8: \n", +"clc;\n", +"clear;\n", +"close;\n", +"//given data :\n", +"Beta=40;\n", +"Ib=25;// base current in micro-A\n", +"Ic=Beta*Ib;\n", +"Ie=(Ib+Ic)*10^-3;\n", +"format('v',6)\n", +"disp(Ie,'Ie,(mA) = ')" + ] + } +, +{ + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example 3.9: beta.sce" + ] + }, + { +"cell_type": "code", + "execution_count": null, + "metadata": { + "collapsed": true + }, + "outputs": [], +"source": [ +"//Example 3.9: \n", +"clc;\n", +"clear;\n", +"close;\n", +"//given data :\n", +"alfa=0.98;// constant\n", +"Beta=alfa/(1-alfa);\n", +"format('v',4)\n", +"disp(Beta,'Beta = ')" + ] + } +], +"metadata": { + "kernelspec": { + "display_name": "Scilab", + "language": "scilab", + "name": "scilab" + }, + "language_info": { + "file_extension": ".sce", + "help_links": [ + { + "text": "MetaKernel Magics", + "url": "https://github.com/calysto/metakernel/blob/master/metakernel/magics/README.md" + } + ], + "mimetype": "text/x-octave", + "name": "scilab", + "version": "0.7.1" + } + }, + "nbformat": 4, + "nbformat_minor": 0 +} diff --git a/Solid_State_Electronics_by_J_P_Agrawal/4-Small_signal_amplifiers.ipynb b/Solid_State_Electronics_by_J_P_Agrawal/4-Small_signal_amplifiers.ipynb new file mode 100644 index 0000000..ab2029e --- /dev/null +++ b/Solid_State_Electronics_by_J_P_Agrawal/4-Small_signal_amplifiers.ipynb @@ -0,0 +1,741 @@ +{ +"cells": [ + { + "cell_type": "markdown", + "metadata": {}, + "source": [ + "# Chapter 4: Small signal amplifiers" + ] + }, +{ + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example 4.10: maximum_collector_current.sce" + ] + }, + { +"cell_type": "code", + "execution_count": null, + "metadata": { + "collapsed": true + }, + "outputs": [], +"source": [ +"//Example 4.10: \n", +"clc;\n", +"clear;\n", +"close;\n", +"//given data :\n", +"format('v',6)\n", +"Bv=12;//battery voltage in V\n", +"P=2;// power in Watt\n", +"Ic=(P/Bv)*10^3;\n", +"disp(Ic,'The maximum collector current,Ic(mA) = ')" + ] + } +, +{ + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example 4.11: gai.sce" + ] + }, + { +"cell_type": "code", + "execution_count": null, + "metadata": { + "collapsed": true + }, + "outputs": [], +"source": [ +"//Example 4.11: \n", +"clc;\n", +"clear;\n", +"close;\n", +"//given data :\n", +"del_ic=1;// in mA\n", +"del_ib=10;// in micro-A\n", +"del_Vbe=0.02;// in V\n", +"del_ib=10*10^-6;// in A\n", +"Rc=2;// in k-ohm\n", +"Rl=10;// in k-ohm\n", +"Beta=del_ic/(del_ib*10^3);//\n", +"format('v',5)\n", +"disp(Beta,'Current gain,Beta = ')\n", +"Ri=(del_Vbe/del_ib)*10^-3;\n", +"format('v',4)\n", +"disp(Ri,'Input impedence,Ri(k-ohm) = ')\n", +"Rac=Rc*Rl/(Rc+Rl);\n", +"format('v',5)\n", +"disp(Rac,'Effective load,Rac(k-ohm) = ')\n", +"Av=round(Beta*Rac/Ri);\n", +"format('v',4)\n", +"disp(Av,'Voltage gain,Av = ')\n", +"Ap=Beta*Av;\n", +"format('v',6)\n", +"disp(Ap,'power gain,Ap = ')" + ] + } +, +{ + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example 4.12: output_voltage.sce" + ] + }, + { +"cell_type": "code", + "execution_count": null, + "metadata": { + "collapsed": true + }, + "outputs": [], +"source": [ +"//Example 4.12: \n", +"clc;\n", +"clear;\n", +"close;\n", +"//given data :\n", +"Rc=10;// in k-ohm\n", +"Rl=10;// in k-ohm\n", +"Beta=100;\n", +"Ri=2.5;\n", +"Iv=2;// input voltage in mV\n", +"Rac=Rc*Rl/(Rc+Rl);\n", +"Av=round(Beta*Rac/Ri);\n", +"Ov=Av*Iv*10^-3;\n", +"format('v',4)\n", +"disp(Ov,'Output voltage,(V) = ')" + ] + } +, +{ + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example 4.13: gain_and_resistance.sce" + ] + }, + { +"cell_type": "code", + "execution_count": null, + "metadata": { + "collapsed": true + }, + "outputs": [], +"source": [ +"//Example 4.13: \n", +"clc;\n", +"clear;\n", +"close;\n", +"//given data :\n", +"format('v',5)\n", +"I=1;\n", +"hfe=46;\n", +"hoe=80*10^-6;// in mho\n", +"hre=5.4*10^-4;\n", +"hie=800;// in ohm\n", +"RL=5*10^3;// in ohm\n", +"Aie=hfe/(I+(hoe*RL));\n", +"Zie=hie-(hre*RL*Aie);\n", +"Ave=(Aie*RL)/Zie;\n", +"Rg=500;// in ohm\n", +"Zoe=((hie+Rg)/(hoe*(hie+Rg)-(hfe*hre)))/10^3;\n", +"Ape=Aie*Ave;\n", +"disp(Aie,'Current gain,Aie = ')\n", +"format('v',6)\n", +"disp(Zie,'Input resistance,Zie(ohm) = ')\n", +"disp(Ave,'Voltage gain,Ave = ')\n", +"format('v',5)\n", +"disp(Zoe,'Output resistance,Zoe(k-ohm) = ')\n", +"format('v',7)\n", +"disp(Ape,'Power gain,Ape = ')\n", +"//voltage gain and power gain are calculated wrong in the textbook" + ] + } +, +{ + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example 4.14: gain_and_voltage.sce" + ] + }, + { +"cell_type": "code", + "execution_count": null, + "metadata": { + "collapsed": true + }, + "outputs": [], +"source": [ +"//Example 4.14: \n", +"clc;\n", +"clear;\n", +"close;\n", +"//given data :\n", +"A=100;//gain without feedback\n", +"Beta=1/25;//feed back ratio\n", +"Af=(A/(1+(Beta*A)));//gain with feedback\n", +"disp(Af,'(i) gain with feedback is ,=')\n", +"ff=Beta*A;//feedback factor\n", +"disp(ff,'feedback factor is,=')\n", +"vi=50;//mV\n", +"Vo=Af*vi*10^-3;//in V\n", +"disp(Vo,'output voltage is ,(V)=')\n", +"fv=Beta*Vo;//in V\n", +"format('v',5)\n", +"disp(fv,'feedback voltage is ,(V)=')\n", +"vin=vi*(1+Beta*A);//mV\n", +"disp(vin,'new increased input voltage is ,(mV)=')" + ] + } +, +{ + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example 4.15: voltage_gai.sce" + ] + }, + { +"cell_type": "code", + "execution_count": null, + "metadata": { + "collapsed": true + }, + "outputs": [], +"source": [ +"//Example 4.15: \n", +"clc;\n", +"clear;\n", +"close;\n", +"//given data :\n", +"A=1000;//gain without feedback\n", +"fctr=0.40;//gain reduction factor\n", +"Af=A-fctr*A;//gain with feedback\n", +"Beta=((A/Af)-1)/A;//feed back ratio\n", +"A2=800 ;//redued gain\n", +"Af2=((A2)/(1+(Beta*A2)));//\n", +"format('v',6)\n", +"disp(Af2,'(i) voltage gain is ,=')\n", +"prfb= ((A-A2)/A)*100;//percentage reduction without feedback\n", +"format('v',4)\n", +"disp(prfb,'(ii) percentage reduction without feedback is,(%)=')\n", +"prwfb= ((Af-Af2)/Af)*100;//percentage reduction without feedback\n", +"format('v',6)\n", +"disp(prwfb,'percentage reduction with feedback is,(%)=')" + ] + } +, +{ + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example 4.16: small_change_in_gain.sce" + ] + }, + { +"cell_type": "code", + "execution_count": null, + "metadata": { + "collapsed": true + }, + "outputs": [], +"source": [ +"//Example 4.16: \n", +"clc;\n", +"clear;\n", +"close;\n", +"//given data :\n", +"A=200;//gain without feedback\n", +"Beta=0.25;//feed back ratio\n", +"gc=10;//percent gain change\n", +"dA=gc/100;//\n", +"dAf= ((1/(1+Beta*A)))*dA;//\n", +"format('v',7)\n", +"disp(dAf,'small change in gain is,=')" + ] + } +, +{ + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example 4.17: input_voltage.sce" + ] + }, + { +"cell_type": "code", + "execution_count": null, + "metadata": { + "collapsed": true + }, + "outputs": [], +"source": [ +"//Example 4.17: \n", +"clc;\n", +"clear;\n", +"close;\n", +"//given data :\n", +"format('v',5)\n", +"A=200;//gain without feedback\n", +"Beta=0.05;//feed back ratio\n", +"Af=(A/(1+(Beta*A)));//gain with feedback\n", +"disp(Af,' gain with negative feedback is ,=')\n", +"Dn=10;//percentage distortion\n", +"format('v',6)\n", +"Dn1=(Dn/(1+A*Beta));//percentage Distortion with negative feedback\n", +"ff=Beta*A;//feedback factor\n", +"vo=0.5;//initial output voltage\n", +"vi=A*vo;//in V\n", +"vin=vi/Af;//in V\n", +"disp(Dn1,'percentage Distortion with negative feedback is ,(%)=')\n", +"disp(vin,'new input voltage is ,(V)=')\n", +"//gain and input voltage are calculated wrong in the textbook " + ] + } +, +{ + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example 4.18: percentage_of_feedback.sce" + ] + }, + { +"cell_type": "code", + "execution_count": null, + "metadata": { + "collapsed": true + }, + "outputs": [], +"source": [ +"//Example 4.18: \n", +"clc;\n", +"clear;\n", +"close;\n", +"//given data :\n", +"format('v',5)\n", +"A=50;//gain without feedback\n", +"Af=10;//gain with feedback\n", +"Beta=(((A/Af)-1)/A)*100;//feed back ratio\n", +"disp(Beta,' percentage of feedback is ,(%)=')" + ] + } +, +{ + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example 4.19: band_width.sce" + ] + }, + { +"cell_type": "code", + "execution_count": null, + "metadata": { + "collapsed": true + }, + "outputs": [], +"source": [ +"//Example 4.19: \n", +"clc;\n", +"clear;\n", +"close;\n", +"//given data :\n", +"format('v',5)\n", +"Bw=200;//bandwidth in kHz\n", +"vg=40;//dB\n", +"fb=5;//percentage negetive feedback\n", +"A=40;//gain without feedback\n", +"Beta=fb/100;//feed back ratio\n", +"Af=(A/(1+(Beta*A)));//gain with feedback\n", +"Bwf= (A*Bw)/Af;//Bandwidth with feedback\n", +"disp(Bwf,' new band-width is ,(kHz)=')" + ] + } +, +{ + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example 4.1: voltage.sce" + ] + }, + { +"cell_type": "code", + "execution_count": null, + "metadata": { + "collapsed": true + }, + "outputs": [], +"source": [ +"//Example 4.1: \n", +"clc;\n", +"clear;\n", +"close;\n", +"//given data :\n", +"format('v',6)\n", +"Rc=4.7;// in ohm\n", +"Vcc=24;// in V\n", +"Ic=1.5;//in mA\n", +"//this is given as 15 mA in textbook which is wrong\n", +"Vce=Vcc-(Ic*Rc*10^-3*10^3);//in V\n", +"disp(Vce,'(i) Collector to emitter voltage,Vce(V) = ')\n", +"Ic1=0;//in A\n", +"Vce1=Vcc-Ic1*Rc;//in V\n", +"format('v',4)\n", +"disp(Vce1,'(ii) Collector to emitter voltage,Vce(V) = ')" + ] + } +, +{ + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example 4.20: percentage_reduction.sce" + ] + }, + { +"cell_type": "code", + "execution_count": null, + "metadata": { + "collapsed": true + }, + "outputs": [], +"source": [ +"//Example 4.20: \n", +"clc;\n", +"clear;\n", +"close;\n", +"//given data :\n", +"format('v',5)\n", +"A=50;//gain without feedback\n", +"Af=25;//gain with feedback\n", +"Beta=(((A/Af)-1)/A);//feed back ratio\n", +"Ad=40;//new gain after ageing\n", +"Af1=(Ad/(1+(Beta*Ad)));//new gain with feedback\n", +"df=Af-Af1;// reduction in gain\n", +"pdf= (df/Af)*100;//percentage reduction in gain\n", +"disp(pdf,' percentage reduction in gain is ,(%)=')" + ] + } +, +{ + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example 4.21: Av_and_beta.sce" + ] + }, + { +"cell_type": "code", + "execution_count": null, + "metadata": { + "collapsed": true + }, + "outputs": [], +"source": [ +"//Example 4.21: \n", +"clc;\n", +"clear;\n", +"close;\n", +"//given data :\n", +"format('v',5)\n", +"Af=100;//gain with feeback\n", +"vi=50;//in mV\n", +"vi1=60;//in mV\n", +"AAf=vi1/vi;//\n", +"A=AAf*Af;//\n", +"Beta=(((A/Af)-1)/A);//feed back ratio\n", +"disp(A,'Av is ,=')\n", +"format('v',8)\n", +"disp(Beta,' feedback factor is,=')" + ] + } +, +{ + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example 4.2: vce.sce" + ] + }, + { +"cell_type": "code", + "execution_count": null, + "metadata": { + "collapsed": true + }, + "outputs": [], +"source": [ +"//Example 4.2: \n", +"clc;\n", +"clear;\n", +"close;\n", +"//given data :\n", +"Beta=100;\n", +"Rb=200*10^3;// in ohm\n", +"Rc=1*10^3;// in ohm\n", +"Vcc=10;// in V\n", +"Ib=Vcc/Rb;// in A\n", +"Ic=Beta*Ib;//in A\n", +"Vce=Vcc-(Ic*Rc);\n", +"format('v',4)\n", +"disp(Vce,'Collector to emitter voltage,Vce(V) = ')" + ] + } +, +{ + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example 4.3: base_resistance.sce" + ] + }, + { +"cell_type": "code", + "execution_count": null, + "metadata": { + "collapsed": true + }, + "outputs": [], +"source": [ +"//Example 4.3: \n", +"clc;\n", +"clear;\n", +"close;\n", +"//given data :\n", +"format('v',6)\n", +"Vcc=20;// in V\n", +"Vbe=0.7;// in V\n", +"Rc=2;//in kilo-ohm\n", +"Icsat= Vcc/Rc;//in mA\n", +"Beta=200;//\n", +"Ib=(Icsat/Beta)*10^3;//in micro-A\n", +"Rb=((Vcc-Vbe)/(Ib))*10^3;//in kilo-ohm\n", +"disp('Rb < '+string(Rb)+' kilo-ohm')" + ] + } +, +{ + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example 4.4: operating_point.sce" + ] + }, + { +"cell_type": "code", + "execution_count": null, + "metadata": { + "collapsed": true + }, + "outputs": [], +"source": [ +"//Example 4.4: \n", +"clc;\n", +"clear;\n", +"close;\n", +"//given data :\n", +"Vcc=15;// in V\n", +"Rb=200;// in k-ohm\n", +"Rc=2;// in k-ohm\n", +"Beta=50;\n", +"Ib=(Vcc/(Rb*10^3+(Beta*Rc*10^3)))*10^6;//in micro-A\n", +"Ic=Beta*Ib*10^-3;//in mA\n", +"Vce=Vcc-(Ic*10^-3*(Rc*10^3));\n", +"format('v',4)\n", +"disp(Ic,'collector current,Ic(mA) = ')\n", +"disp(Vce,'Collector to emitter voltage,Vce(V) = ')" + ] + } +, +{ + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example 4.5: resistor.sce" + ] + }, + { +"cell_type": "code", + "execution_count": null, + "metadata": { + "collapsed": true + }, + "outputs": [], +"source": [ +"//Example 4.5: \n", +"clc;\n", +"clear;\n", +"close;\n", +"//given data :\n", +"Vcc=15;// in V\n", +"Vce=6;// in V\n", +"Rc=3*10^3;// in ohm\n", +"Beta=50;\n", +"Ic=(Vcc-Vce)/Rc;\n", +"Ib=Ic/Beta;\n", +"Rb=((Vcc/Ib)-(Beta*Rc))*10^-3;\n", +"format('v',5)\n", +"disp(Rb,'The value of resistoe,Rb(k-ohm) = ')" + ] + } +, +{ + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example 4.6: operating_point.sce" + ] + }, + { +"cell_type": "code", + "execution_count": null, + "metadata": { + "collapsed": true + }, + "outputs": [], +"source": [ +"//Example 4.6: \n", +"clc;\n", +"clear;\n", +"close;\n", +"//given data :\n", +"Vcc=12;// in V\n", +"Rb1=70;// in k-ohm\n", +"Rb2=70;// in k-ohm\n", +"Beta=50;\n", +"Rc=2;// in k-ohm\n", +"Ib=Vcc/((Rb1+Rb2+(Beta*Rc))*10^3);\n", +"Ic=Beta*Ib*10^3;\n", +"Vce=Vcc-(Ic*Rc);\n", +"format('v',4)\n", +"disp(Ic,'collector current,Ic(mA) = ')\n", +"disp(Vce,'Collector to emitter voltage,Vce(V) = ')" + ] + } +, +{ + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example 4.7: operating_point.sce" + ] + }, + { +"cell_type": "code", + "execution_count": null, + "metadata": { + "collapsed": true + }, + "outputs": [], +"source": [ +"//Example 4.7: \n", +"clc;\n", +"clear;\n", +"close;\n", +"//given data :\n", +"Vcc=9;// in V\n", +"Rb=50;// in k-ohm\n", +"Rc=250;// in ohm\n", +"Re=500;// in ohm\n", +"Beta=80;\n", +"Ib=Vcc/(Rb*10^3+(Beta*Re));\n", +"Ic=Beta*Ib*10^3;\n", +"Vce=Vcc-(Ic*10^-3*(Rc+Re));\n", +"format('v',3)\n", +"disp(Ic,'collector current,Ic(mA) = ')\n", +"disp(Vce,'Collector to emitter voltage,Vce(V) = ')" + ] + } +, +{ + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example 4.8: operating_point.sce" + ] + }, + { +"cell_type": "code", + "execution_count": null, + "metadata": { + "collapsed": true + }, + "outputs": [], +"source": [ +"//Example 4.8: \n", +"clc;\n", +"clear;\n", +"close;\n", +"//given data :\n", +"R2=4;// in k-ohm\n", +"R1=40;// in k-ohm\n", +"Vcc=22;// in V\n", +"Rc=10;// in k-ohm\n", +"Re=1.5;// in k-ohm\n", +"Vbe=0.5;// in V\n", +"Voc=R2*10^3*Vcc/((R1+R2)*10^3);\n", +"Ic=(Voc-Vbe)/(Re*10^3);\n", +"Vce=Vcc-(Rc+Re)*Ic*10^3;\n", +"format('v',5)\n", +"disp(Vce,'Collector to emitter voltage,Vce(V) = ')" + ] + } +, +{ + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example 4.9: maximum_collector_current.sce" + ] + }, + { +"cell_type": "code", + "execution_count": null, + "metadata": { + "collapsed": true + }, + "outputs": [], +"source": [ +"//Example 4.9: \n", +"clc;\n", +"clear;\n", +"close;\n", +"//given data :\n", +"Bv=12;//battery voltage in V\n", +"Cl=6;//collector load in k-ohm\n", +"CC=Bv/Cl;\n", +"format('v',4)\n", +"disp(CC,'Collector current,(mA) = ')" + ] + } +], +"metadata": { + "kernelspec": { + "display_name": "Scilab", + "language": "scilab", + "name": "scilab" + }, + "language_info": { + "file_extension": ".sce", + "help_links": [ + { + "text": "MetaKernel Magics", + "url": "https://github.com/calysto/metakernel/blob/master/metakernel/magics/README.md" + } + ], + "mimetype": "text/x-octave", + "name": "scilab", + "version": "0.7.1" + } + }, + "nbformat": 4, + "nbformat_minor": 0 +} diff --git a/Solid_State_Electronics_by_J_P_Agrawal/5-Power_Amplifiers.ipynb b/Solid_State_Electronics_by_J_P_Agrawal/5-Power_Amplifiers.ipynb new file mode 100644 index 0000000..c5722fb --- /dev/null +++ b/Solid_State_Electronics_by_J_P_Agrawal/5-Power_Amplifiers.ipynb @@ -0,0 +1,262 @@ +{ +"cells": [ + { + "cell_type": "markdown", + "metadata": {}, + "source": [ + "# Chapter 5: Power Amplifiers" + ] + }, +{ + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example 5.1: efficiency.sce" + ] + }, + { +"cell_type": "code", + "execution_count": null, + "metadata": { + "collapsed": true + }, + "outputs": [], +"source": [ +"//Example 5.1: \n", +"clc;\n", +"clear;\n", +"close;\n", +"//given data :\n", +"Pac=0.1;//in W\n", +"Vcc=20;//in V\n", +"Ic=20;//in mA\n", +"Pdc=Vcc*Ic*10^-3;//in W\n", +"eta=(Pac/Pdc)*100;//efficiency\n", +"format('v',4)\n", +"disp(eta,'efficiency is ,(%)=')" + ] + } +, +{ + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example 5.2: collector_current.sce" + ] + }, + { +"cell_type": "code", + "execution_count": null, + "metadata": { + "collapsed": true + }, + "outputs": [], +"source": [ +"//Example 5.2: \n", +"clc;\n", +"clear;\n", +"close;\n", +"//given data :\n", +"Pac=2;//in W\n", +"Vcc=12;//in V\n", +"Ic=(Pac*sqrt(2)*sqrt(2))/Vcc;//in A\n", +"format('v',5)\n", +"disp(Ic,'maximum collector current is ,(A)=')" + ] + } +, +{ + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example 5.3: collector_efficiency_and_power_rating.sce" + ] + }, + { +"cell_type": "code", + "execution_count": null, + "metadata": { + "collapsed": true + }, + "outputs": [], +"source": [ +"//Example 5.3: \n", +"clc;\n", +"clear;\n", +"close;\n", +"//given data :\n", +"Pac=3;//in W\n", +"Pdc=10;//in W\n", +"eta=(Pac/Pdc)*100;//percentage efficieny \n", +"format('v',4)\n", +"disp(eta,'collector efficiency is ,(%)=')\n", +"disp(Pdc,'power rating of transistor is ,(W)=')" + ] + } +, +{ + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example 5.4: power.sce" + ] + }, + { +"cell_type": "code", + "execution_count": null, + "metadata": { + "collapsed": true + }, + "outputs": [], +"source": [ +"//Example 5.4: \n", +"clc;\n", +"clear;\n", +"close;\n", +"//given data :\n", +"dIc=100;//in mA\n", +"Rl=6;//in ohm\n", +"mv=dIc*Rl*10^-3;//in V\n", +"pd=mv*dIc;//in mW\n", +"disp(pd,'(i) power developed in loudspeaker is ,(mW)=')\n", +"dVc=10;//in V\n", +"oi=(dVc/dIc)*10^3;//in ohm\n", +"Rl=6;//in ohm\n", +"n=sqrt(oi/Rl);//turn ratio of transformer\n", +"tsv=dVc/n;//om V\n", +"Il=tsv/Rl;//in A\n", +"ptr= Il^2*Rl*10^3;//in mW\n", +"format('v',5)\n", +"disp(ptr,'(ii) power transferred to loudspeaker is ,(mw)=')\n", +"//in textbook in second case there is one point deviation in the answer." + ] + } +, +{ + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example 5.5: power.sce" + ] + }, + { +"cell_type": "code", + "execution_count": null, + "metadata": { + "collapsed": true + }, + "outputs": [], +"source": [ +"//Example 5.5: \n", +"clc;\n", +"clear;\n", +"close;\n", +"//given data :\n", +"n=10;//turn ratio\n", +"Rl=10;//ohm\n", +"Rld=n^2*Rl;//in ohm\n", +"Ic=100;//in mA\n", +"Irms=Ic/(sqrt(2));//in mA\n", +"P=Irms^2*Rld;//in W\n", +"format('v',3)\n", +"disp(P*10^-6,'maximum power output is ,(W)=')" + ] + } +, +{ + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example 5.6: harmonic_distortions_and_change_in_power.sce" + ] + }, + { +"cell_type": "code", + "execution_count": null, + "metadata": { + "collapsed": true + }, + "outputs": [], +"source": [ +"//Example 5.6: \n", +"clc;\n", +"clear;\n", +"close;\n", +"//given data :\n", +"//ie=15*sin 400*t+1.5*sin 800*t + 1.2*sin 1200*t + 0.5*sin 1600*t given equation\n", +"I2=1.5;//in A\n", +"I1=15;//in A\n", +"I3=1.2;//in A\n", +"I4=0.5;//in A\n", +"D2=(I2/I1)*100;//Second percentage harmonic distortion\n", +"D3=(I3/I1)*100;//Third percentage harmonic distortion\n", +"//in book I2 is mentioned wrongly in place of I1\n", +"D4=(I4/I1)*100;//Fourth percentage harmonic distortion\n", +"disp('part (i)')\n", +"disp(D2,'Second percentage harmonic distortion (D2) is ,(%)=')\n", +"disp(D3,'Third percentage harmonic distortion (D3) is ,(%)=')\n", +"format('v',5)\n", +"disp(D4,'Fourth percentage harmonic distortion (D4) is ,(%)=')\n", +"disp('part (ii)')\n", +"D=sqrt(D2^2+D3^2+D4^2)/100;//Distortion Factor\n", +"P1=1;//assume\n", +"P=(1+D^2)*P1;//in W\n", +"peri=((P-P1)/P1)*100;//percentage increase in power due to distortion\n", +"disp(peri,'percentage increase in power due to distortion is ,(%)=')" + ] + } +, +{ + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example 5.7: power_dissipated.sce" + ] + }, + { +"cell_type": "code", + "execution_count": null, + "metadata": { + "collapsed": true + }, + "outputs": [], +"source": [ +"//Example 5.7: \n", +"clc;\n", +"clear;\n", +"close;\n", +"//given data :\n", +"Vcc=15;//in V\n", +"Vpeak=24/2;//in V\n", +"Rl=100;//in ohm\n", +"Ipeak= Vpeak/Rl;//in A\n", +"Pdc=Vcc*(2/(%pi))*Ipeak;//in W\n", +"pad=(1/2)*(Vpeak^2)/Rl;//in W\n", +"pd=Pdc-pad;//in W\n", +"pde=pd/2;//in W\n", +"disp(pde*10^3,'power dissipated by each transistor is,(mW)=')" + ] + } +], +"metadata": { + "kernelspec": { + "display_name": "Scilab", + "language": "scilab", + "name": "scilab" + }, + "language_info": { + "file_extension": ".sce", + "help_links": [ + { + "text": "MetaKernel Magics", + "url": "https://github.com/calysto/metakernel/blob/master/metakernel/magics/README.md" + } + ], + "mimetype": "text/x-octave", + "name": "scilab", + "version": "0.7.1" + } + }, + "nbformat": 4, + "nbformat_minor": 0 +} diff --git a/Solid_State_Electronics_by_J_P_Agrawal/6-Field_Effect_Transistors.ipynb b/Solid_State_Electronics_by_J_P_Agrawal/6-Field_Effect_Transistors.ipynb new file mode 100644 index 0000000..901514b --- /dev/null +++ b/Solid_State_Electronics_by_J_P_Agrawal/6-Field_Effect_Transistors.ipynb @@ -0,0 +1,262 @@ +{ +"cells": [ + { + "cell_type": "markdown", + "metadata": {}, + "source": [ + "# Chapter 6: Field Effect Transistors" + ] + }, +{ + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example 6.1: drain_resistance_transconductance_and_amplification_factor.sce" + ] + }, + { +"cell_type": "code", + "execution_count": null, + "metadata": { + "collapsed": true + }, + "outputs": [], +"source": [ +"//Example 6.1: \n", +"clc;\n", +"clear;\n", +"close;\n", +"//given data :\n", +"Vgs= [0;0;0.3];//in V\n", +"Vds=[5;10;10];//in V\n", +"Id=[8;8.2;7.6];//in mA\n", +"dVds=Vds(2)-Vds(1);//in V\n", +"dId=Id(2)-Id(1);//in mA\n", +"rd=(dVds/dId);//in kilo-ohm\n", +"format('v',4)\n", +"disp(rd,'(i) A.C. Drain resistance is ,(kilo-ohm)=')\n", +"dVgs=Vgs(3)-Vgs(2);//in V\n", +"dId1=Id(2)-Id(3);//in mA\n", +"gm=dId1/dVgs;//in mA/volt\n", +"format('v',3)\n", +"disp(gm,'(ii) Transconductance is ,(mS)=')\n", +"mu=gm*rd;//A/V\n", +"format('v',4)\n", +"disp(mu,'(iii) Amplification factor is ,=')\n", +"//Transconductance and Amplification factor are calculated wrong in the textbook" + ] + } +, +{ + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example 6.2: mutual_conductance.sce" + ] + }, + { +"cell_type": "code", + "execution_count": null, + "metadata": { + "collapsed": true + }, + "outputs": [], +"source": [ +"//Example 6.2: \n", +"clc;\n", +"clear;\n", +"close;\n", +"//given data :\n", +"I1=1;// in mA\n", +"I2=1.2;// in mA\n", +"del_ID=(I2-I1);\n", +"V1=-3;// in V\n", +"V2=-2.9;// in V\n", +"del_VGS=V2-V1;// in V\n", +"gm=del_ID/del_VGS;\n", +"format('v',4)\n", +"disp(gm,'mutual conductance,gm(mS) = ')" + ] + } +, +{ + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example 6.3: pinch_off_voltage.sce" + ] + }, + { +"cell_type": "code", + "execution_count": null, + "metadata": { + "collapsed": true + }, + "outputs": [], +"source": [ +"//Example 6.3: \n", +"clc;\n", +"clear;\n", +"close;\n", +"//given data :\n", +"format('v',4)\n", +"a=5.6*10^-6/2;// channel width in m\n", +"epsilon0=8.86*10^-12;// in F/m\n", +"epsilon=12*epsilon0;// in F/m\n", +"Nd=10^21;// in m^-3\n", +"e=1.6*10^-19;// in V\n", +"Vp=e*Nd*a^2/(2*epsilon);\n", +"disp(Vp,'Pinch off voltage,Vp(V) = ')" + ] + } +, +{ + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example 6.4: ID_gm_and_gmo.sce" + ] + }, + { +"cell_type": "code", + "execution_count": null, + "metadata": { + "collapsed": true + }, + "outputs": [], +"source": [ +"//Example 6.4: \n", +"clc;\n", +"clear;\n", +"close;\n", +"//given data :\n", +"I_DES=8.7;// in mA\n", +"V1=-3;// in V\n", +"V_GS=-1;// in V\n", +"ID=I_DES*(1-(V_GS/V1))^2;\n", +"format('v',6)\n", +"disp(ID,'(i). ID(mA) = ')\n", +"gmo=-(2*I_DES/V1);\n", +"format('v',4)\n", +"disp(gmo,'(ii). gmo(mS) = ')\n", +"gm=gmo*(1-(V_GS/V1));\n", +"format('v',6)\n", +"disp(gm,'(iii). gm(mA) = ')" + ] + } +, +{ + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example 6.5: Vgs.sce" + ] + }, + { +"cell_type": "code", + "execution_count": null, + "metadata": { + "collapsed": true + }, + "outputs": [], +"source": [ +"//Example 6.5: \n", +"clc;\n", +"clear;\n", +"close;\n", +"//given data :\n", +"format('v',4)\n", +"ID=3;// in mA\n", +"I_DSS=9;// in mA\n", +"Vp=-4.5;// in V\n", +"Vgs=-Vp*(sqrt(ID/I_DSS)-1);\n", +"disp(Vgs,'Vgs(V) = ')" + ] + } +, +{ + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example 6.6: voltage_amplificatio.sce" + ] + }, + { +"cell_type": "code", + "execution_count": null, + "metadata": { + "collapsed": true + }, + "outputs": [], +"source": [ +"//Example 6.6: \n", +"clc;\n", +"clear;\n", +"close;\n", +"//given data :\n", +"gm=3;//Transconductance in mS\n", +"rl=10;//load resistance in kilo-ohm\n", +"av=gm*rl;//\n", +"format('v',4)\n", +"disp(av,'the voltage aplification is ,=')" + ] + } +, +{ + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example 6.7: output_voltage.sce" + ] + }, + { +"cell_type": "code", + "execution_count": null, + "metadata": { + "collapsed": true + }, + "outputs": [], +"source": [ +"//Example 6.7: \n", +"clc;\n", +"clear;\n", +"close;\n", +"//given data :\n", +"Rl=20;//in kilo-ohm\n", +"Rs=1;//in kilo-ohm\n", +"Rg=1;//in M-ohm\n", +"Cs=25;//in micro-F\n", +"mu=20;//amplification factor\n", +"rd=100;//in kilo-ohm\n", +"vi=2;//in V\n", +"f=1;//in kilo-Hz\n", +"Xc=((1/(2*%pi*f*10^3*Cs*10^-6)));//in ohm\n", +"A=((mu*Rl*10^3)/((rd+Rl)*10^3));//Voltage gain\n", +"Vo=A*vi;//in V\n", +"format('v',5)\n", +"disp(Vo,'amplifier output signal voltage is ,(V)=')" + ] + } +], +"metadata": { + "kernelspec": { + "display_name": "Scilab", + "language": "scilab", + "name": "scilab" + }, + "language_info": { + "file_extension": ".sce", + "help_links": [ + { + "text": "MetaKernel Magics", + "url": "https://github.com/calysto/metakernel/blob/master/metakernel/magics/README.md" + } + ], + "mimetype": "text/x-octave", + "name": "scilab", + "version": "0.7.1" + } + }, + "nbformat": 4, + "nbformat_minor": 0 +} diff --git a/Solid_State_Electronics_by_J_P_Agrawal/9-Silicon_Controlled_Rectifier.ipynb b/Solid_State_Electronics_by_J_P_Agrawal/9-Silicon_Controlled_Rectifier.ipynb new file mode 100644 index 0000000..c0454c1 --- /dev/null +++ b/Solid_State_Electronics_by_J_P_Agrawal/9-Silicon_Controlled_Rectifier.ipynb @@ -0,0 +1,133 @@ +{ +"cells": [ + { + "cell_type": "markdown", + "metadata": {}, + "source": [ + "# Chapter 9: Silicon Controlled Rectifier" + ] + }, +{ + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example 9.1: average_voltage.sce" + ] + }, + { +"cell_type": "code", + "execution_count": null, + "metadata": { + "collapsed": true + }, + "outputs": [], +"source": [ +"//Example 9.1: \n", +"clc;\n", +"clear;\n", +"close;\n", +"//given data :\n", +"Vm=200;// in V\n", +"theta=30;//firing angle in degree\n", +"vdc=((Vm/%pi)*(1+cosd(theta)));//in V\n", +"format('v',5)\n", +"disp(round(vdc),'average value of voltage is ,(V)=')" + ] + } +, +{ + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example 9.2: dc_load_current_rms_load_current_amd_power_dissipiated.sce" + ] + }, + { +"cell_type": "code", + "execution_count": null, + "metadata": { + "collapsed": true + }, + "outputs": [], +"source": [ +"//Example 9.2: \n", +"clc;\n", +"clear;\n", +"close;\n", +"//given data :\n", +"Va=300;// in V\n", +"Vm=300*sqrt(2);//in V\n", +"Rl=50;//in ohm\n", +"theta1=90;//firing angle in degree\n", +"idc=((Vm/(2*%pi*Rl))*(1+cosd(theta1)));//in A\n", +"format('v',6)\n", +"disp((idc),'(i) the dc load current is ,(A)=')\n", +"irms=Va/(2*Rl);//in A\n", +"format('v',4)\n", +"disp(round(irms),'(ii) the rms load current is ,(A)=')\n", +"P=irms^2*Rl;//in W\n", +"format('v',5)\n", +"disp(round(P),'(iii) the power dissipated by the load is ,(W)=')" + ] + } +, +{ + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example 9.3: firing_angle_conducting_angle_and_average_current.sce" + ] + }, + { +"cell_type": "code", + "execution_count": null, + "metadata": { + "collapsed": true + }, + "outputs": [], +"source": [ +"//Example 9.3: \n", +"clc;\n", +"clear;\n", +"close;\n", +"//given data :\n", +"Ih=0;//in A\n", +"Vi=100;// in V\n", +"Vm=200;//in V\n", +"Rl=100;//in ohm\n", +"theta1=asind(Vi/Vm);//firing angle in degree\n", +"ca=180-theta1;//conducting angle in dehree\n", +"format('v',4)\n", +"disp(theta1,'(i) firing angle is ,(degree)=')\n", +"format('v',5)\n", +"disp(ca,'(ii) conducting angle is ,(degree)=')\n", +"av=((Vm/(2*%pi))*(1+cosd(theta1)));//in V\n", +"ac=av/Rl;//in A\n", +"format('v',7)\n", +"disp(ac,'(iii) average current is ,(A)=')\n", +"//average current is wrong in the textbook" + ] + } +], +"metadata": { + "kernelspec": { + "display_name": "Scilab", + "language": "scilab", + "name": "scilab" + }, + "language_info": { + "file_extension": ".sce", + "help_links": [ + { + "text": "MetaKernel Magics", + "url": "https://github.com/calysto/metakernel/blob/master/metakernel/magics/README.md" + } + ], + "mimetype": "text/x-octave", + "name": "scilab", + "version": "0.7.1" + } + }, + "nbformat": 4, + "nbformat_minor": 0 +} |