blob: db38212a6c4f3c879f2f3561cf4897d076ba4250 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
|
//chapter 1
//example 1.16
//page 48,figure 1.59
Ie=400*10^-6;
Bmin=80;Bmax=120;
//Ie=Ie1+Ie2 for identical transistor Ie1=Ie2
Ie1=Ie/2
Ie2=Ie/2
IB1max=Ie1/(1+Bmin)
IB2max=Ie2/(1+Bmin)
IBmax=(IB1max+IB2max)/2;
disp(IBmax)//largest input bais current
IB1min=Ie1/(1+Bmax)
IB2min=Ie2/(1+Bmax)
IBmin=(IB1min+IB2min)/2;
disp(IBmin)// smallest current
Iios=IBmax-IBmin// input bais current
disp(Iios)//result
|
