4. What will be the majority and minority carrier concentrations in a P-Type Semiconductor, if the intrinsic concentration at 300 K is 1.45 x 1010/ cm³, and the dopant acceptor atom concentration is 1015/ cm³?

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4. What will be the majority and minority carrier concentrations in a P-Type Semiconductor, if the intrinsic concentration at
300 K is 1.45 x 1010/ cm³, and the dopant acceptor atom concentration is 1015/ cm³?
Transcribed Image Text:4. What will be the majority and minority carrier concentrations in a P-Type Semiconductor, if the intrinsic concentration at 300 K is 1.45 x 1010/ cm³, and the dopant acceptor atom concentration is 1015/ cm³?
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majority and minority carrier concentration in a p- type semiconductor is given by po and no respectively

P type semiconductor is positively charged with hole added acceptor

no po=ni2

no= Thermal equilibrium concentration of electrons

po= Thermal equilibrium concentration of holes

ni= intrinsic concentration of the semiconductor=1.45×1010/cm3

NA=doping concentration of acceptor atoms (in this case =1015/cm3)

ND= doping concentration of donor atoms (in this case =0)

 

 

 

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