Syllabus
Unit - 1
Review of Semiconductor basics – Extrinsic and intrinsic semiconductors – Density of states – Equilibrium Carrier concentrations – Drift velocity and mobility – Hall effect – Diffusion of Carriers – Built in fields – Excess Carriers – generation and recombination – continuity equation – time independent diffusion equations under low level injection – minority carrier diffusion – Haynes Shockley Experiment – Total current density
Unit - 2
Basic structure of PN junctions – Built-in-potential – Space Charge region – electric field across junction – qualitative description in forward and reverse bias – band diagram – minority carrier distribution across junction in forward and reverse bias – boundary conditions – derivation of ideal IV relation across PN junction – PN junction IV characteristics – junction capacitance – junction breakdown – Metal-Semiconductor Junctions – Basics of MOSFET – Ideal MOS Capacitor – band diagram of MOS.
Unit - 3
Basic structure of PN junctions – Built-in-potential – Space Charge region – electric field across junction – qualitative description in forward and reverse bias – band diagram – minority carrier distribution across junction in forward and reverse bias – boundary conditions – derivation of ideal IV relation across PN junction – PN junction IV characteristics – junction capacitance – junction breakdown – Metal-Semiconductor Junctions – Basics of MOSFET – Ideal MOS Capacitor – band diagram of MOS.