project code

clear
clc
close all
%%variables needed
Beta=100;
VCC=16;
Rl=5000;
RC=3000;
R1=10000;
R2=2500;
RE=1000;
Vt=.025;
Gain=1;
Swing=1;
VCE=1;
ICQ=1;
VB=1;
VC=1;
VE=1;
ib=1;
ic=1;
ie=1;
VBE=.65;

%DC analysis
VB=VCC*R2/(R1+R2);
VE=VB-VBE;
ie=(VE-0)/RE;
ib=ie/(Beta+1);
ic=ie*(Beta+1)/Beta;
VC=16-RC*ic;
VCE=VC-VE;

%DCLL and ACLL
%(RC+RE)ic+VCE=16;
icq = ic;
VCEq = VCE;
icdc = 16/(RC+RE)
VCEdc = 16;

%(rc^-1+rl^-1)^(-1)*ict+vcet = (rc^-1+rl^-1)^(-1)*icq+Vceq;
QQQ=(RC^-1+Rl^-1)^(-1)*icq+VCEq;
ict=QQQ/(RC^-1+Rl^-1)^(-1);
Vct = QQQ;

Swing = abs(Vct-VCEdc)*2;

%%%AC Analysis
%%gain
Rpi= 100*Vt/ic;
Av = -Beta*(RC^-1+Rl^-1)^(-1)/Rpi
Ri = (R1*R2)/(R1+R2);
Ro = RC;
%power
Swing
iccmax = .2/VCC
icc = abs(ic)+abs((VCC-VB))/R1