1. n = 1. Consider a pn junction with the acceptor concentration as 1016 cm, donor concentration as 105 cm3, intrinsic concentration as 101cm, the cross section area is 400 um?. Er = 11.7, E0 = 8.854*10-12 F/m, reverse saturation current = 10 pA and a) Find the built-in potential of diode for reverse biased voltage of 5 V b) Find the diode current for the forward voltage of 1 V.