Q. In a PN junction diode the barrier potential offers opposition to

A
Minority charge carriers in both regions
B
Majority charge carriers in both regions
C
Holes in N region
D
Electrons in P Region
Solution:
  • The potential difference required for the electrons to be passed across the electric field is called the potential barrier.
  • The barrier potential of a P-N junction depends on the type of material, amount of doping and temperature of the semiconductor.
  • For silicon it is about 0.7V, for germanium, it is about 0.3V.
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