blob: b51c30f27a91e6b7ac72ebff150aac18fc1641ae (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
|
clear;
clc;
//Caption: To find parameters of power amplifier using pnp gemanium transistor
//Given Data
B=100;//beta
Ico=-5;//in mA
Ic=-1;//in mA
Vcc=40;
Re=5;//in ohm
Rc=10;//in ohm
//Ic= BIb + (1+B)*Ico
//Ic=B(Ib+Ico)
Ib=-(Ic/B)+Ico;
disp('mA',Ib,'Ib=');
//Neglecting Vbe
Rb=(5-Vcc)/(Ib*0.001);
disp('ohm',Rb,'Rb=');
Vce=Vcc-15;
if(Vce>(Vcc/2))
S=(1+B)*(1+(Rb/Re))/(1+B+(Rb/Re));
disp(S,'Stability Factor is=');
end
A=-(Vcc+(2*Ic*(Re+Rc)))*(S)*(0.007*Ico*0.01);
disp('degreeC/W',1/A,'theta=');
//end
|
