Bipolar pnp Transistor
common base configuration

To calculate the Collector current IC in this circuit:


we start with the following formula (Ebers-Moll Model):

Which can be rewritten to get VBE:

Now VBE can be inserted in the following formula and we get IC:




IC [mA]
-5
-4
-3
-2
-1
0
1
2
3
4
5
0.00
0.05
0.10
0.15
0.20
0.25
0.30

VBC [V]

αF =

αR =

IES =

A

ICS =

A

UBC(max) =

V

T =

K

 

IE[1] =

mA

IE[2] =

mA

IE[3] =

mA

IE[4] =

mA

IE[5] =

mA

IE[6] =

mA

IE[7] =

mA

IE[8] =

mA

IE[9] =

mA

IE[10] =

mA

 

[note: values in textfields can be increased and decreased by Arrow-Up and Arrow-down]