The Biased
p
-
n
Junction
•
Forward biased junction
–
Conducts when
E
exceeds
V
B
–
For
E
<
V
B
very little current flows
–
Total current = majority + minority current
–
Diode current,
I
F
≈
majority current
–
V
F
≈
0.7 volts for a silicon diode