CSVTU BE VI Semester ET&T Advanced Semiconductor Devices Syllabus

Chhattisgarh Swami Vivekanand Technical University, Bhilai

Semester : VI Branch: Electronics & Telecommunication

Subject: Advanced Semiconductor Devices

Total Theory Periods: 40 Total Tutorial Periods: Nil

Total Marks in End Semester Examination: 80

Minimum number of Class tests to be conducted: Two

UNIT – I

Metal Semiconductor Devices:

 

Metal-vacuum boundary: Schottky effect, Metal-Semiconductor boundary:

Ohmic contact, Current transport across a metal-semiconductor boundary, Metal-Insulator-Semiconductor

 

(MIS) System, Metal-Semiconductor-Field -Effect-Transistor (MESFET), Charge Coupled Devices (CCDs)

 

UNIT – II

Semiconductor Tunnel Devices:

 

Tunneling from the point of view of quantum measurement, Analysis of the

Tunneling effect; Tunneling probability, Tunneling current density, Resonant tunneling. Tunnel Diodes;

 

Qualitative and quantitative explanation of the Tunnel Diode I-V characteristics, Tunneling in a resonant

 

tunneling diode, Indirect tunneling, Excess current, Thermal current in a tunnel diode, Dependence of tunnel

 

diode characteristics on various parameters.

 

UNIT – III

Transferred – Electron Devices:

 

Introduction, Transferred – Electron effect; Bulk Electron Negative

Differential Resistivity, Modes of Operation; Ideal – Uniform Field mode, Accumulation Layer Mode, Transit

 

Time Dipole Layer Mode, Quenched Dipole Layer Mode, Limited Space Charge Accumulated Mode. Device

 

performances; Cathode Contacts, Power-Frequency Performance and Noise, Functional Devices.

 

UNIT – IV

MOSFET:

 

Introduction, Basic Device Characteristics; Non-equilibrium condition, Linear and Saturation

regions, Sub threshold region, Non-uniform Doping and Buried Channel Devices, Short-Channel Effects,

 

MOSFET Structures; Scaled Down devices, HMOS, DMOS, Recessed-Channel MOSFET, Schottky-Barrier

 

Source and Drain, Thin Film Transistor, SOI, VMOS, HEXFET.

 

UNIT – V

Transistor Structures:

 

Electron Transport in short devices and Compound Semiconductor Technology,

Permeable Base Transistors, Plannar Doped Barrier Devices, Real Space Transfer and Hot Electron Injection

 

Transistors, Superlattice Devices.

 

Name of Text Books:

1. Physics of Semiconductor Devices, S.M Sze, Wiley Student Edition

2. Physics of Semiconductor Devices, Michael Shur, PHI

Name of Reference Books:

1. Physics of Semiconductor Devices

,

Dilip K. Roy, University Press

2. Semiconductor Devices-Modelling & Technology, Nandita Dasgupta & Amitava Dasgupta, PHI

 

 

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