Question: b) A Si p'n abrupt junction with No=107 cm (i) Derive the approximate expression of the maximum electric field E. in the depletion region.

b) A Si p'n abrupt junction with No=107 cm (i) Derive the approximate expression of the maximum electric

b) A Si p'n abrupt junction with No=107 cm (i) Derive the approximate expression of the maximum electric field E. in the depletion region. (ii) Calculate the breakdown voltage VR when E= Ecrit = 7x105 V/cm. Parameters of Si at T-300K: Eg=1.12eV, ni = 1.5x100 cm, &=11.9, KT = 0.0259 eV.

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