NPTEL : High Speed Devices and Circuits (Electronics and Communication Engineering)

Co-ordinators : Prof. K.N. Bhat


Lecture 1 - Introduction to Basic concepts

Lecture 2 - Requirements for high speed circuits, devices and materials

Lecture 3 - Classification and properties of semiconductor devices

Lecture 4 - Ternary compound semiconductors and their applications

Lecture 5 - Ternary compound semiconductors and their applications (Continued.)

Lecture 6 - Crystal structures in GaAs

Lecture 7 - Dopants and impurities in GaAs and InP

Lecture 8 - Brief Overview of GaAs Technology for High Speed Devices

Lecture 9 - Epitaxial Techniques for GaAs and high speed devices

Lecture 10 - MBE and LPE for GaAs Epitoxy

Lecture 11 - GaAs and InP devices for Microelectronics

Lecture 12 - Metal Semiconductor contacts for MESFET

Lecture 13 - Metal Semiconductor contacts for MESFET (Continued.)

Lecture 14 - Metal Semiconductor contacts for MESFET (Continued.)

Lecture 15 - Ohmic contacts on semiconductors

Lecture 16 - Fermi level pinning, I V characteristics of Schottky Barrier Diodes

Lecture 17 - Schottky Barrier Diodes I V characteristics of Non idealities -1

Lecture 18 - Schottky Barrier Diodes I V characteristics of Non idealities -1

Lecture 19 - Causes of Non idealities in the Schottky Barrier Diodes (I V characteristics)

Lecture 20 - MESFET operations and I V characteristics

Lecture 21 - MESFET I V characteristics Shockley's Model

Lecture 22 - MESFET Shockley's Model and velocity saturation effect

Lecture 23 - MESFET velocity saturation effect on drain current saturation

Lecture 24 - MESFET : Drain current saturation Ids due to velocity saturation

Lecture 25 - MESFET : Effects of channel length and gate length on IDS and gm

Lecture 26 - MESFET : Effects of velocity saturation and velocity field characteristics

Lecture 27 - MESFET : Effects of velocity field characteristics - Overshoot effects

Lecture 28 - MESFET : Velocity overshoot effect and self aligned MESFET SAINT

Lecture 29 - Self Aligned MESFET SAINT Threshold Voltage and Sub Threshold current

Lecture 30 - Hetero junctions

Lecture 31 - Hetero junctions and high electron Mobility Transistor (HEMT)

Lecture 32 - Hetero junctions and high electron Mobility Transistor (HEMT) (Continued.)

Lecture 33 - High Electron Mobility Transistor

Lecture 34 - HEMT off voltage, I-V characteristics and trans conductance

Lecture 35 - I-V characteristics and trans conductance and optimization

Lecture 36 - Indium phosphide based HEMT

Lecture 37 - Pseudomorphic HEMT and Hetrojunction Bipolar Transistors

Lecture 38 - Hetero junction Bipolar Transistors (HBT)

Lecture 39 - Hetero junction Bipolar Transistors (HBT) (Continued.)

Lecture 40 - Hetero junction Bipolar Transistors (HBT) (Continued.)

Lecture 41 - Hetero junction Bipolar Transistors (HBT) (Continued.)