Question

Problem1 10" ㎝aandn-side Callibrium at 3000 K has ap side dup ing of NA-2 doping of ND-101 cm Calculate: (a) The contact potential (also called built-in voltage) (b) The depletion layer width at the p-side and n-sides, and the total depletion layer width. (c) The electric field at the metallurgical junction. (d) The potential at the metallurgical junction. (e) Make sketches of the charge density, electric field and electrostatic potential as a function of position, that are roughly to scale.

Answer 1

oblem up t de plefin laye width tom chage reshal amdi-fin given NAa Contact botential poten na ση.tact- ANDV 2. 5x 1020 Vo= 0.595 V

fUrI) u) r) an Lu) .6y1 (5 1074 μ m 2X 10 cn lo (D 3.58 μη )

Eleeic eld at the elalauch NA NN 17 685 3 equal to buin pot enbal Vo6.5 15 V