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Basic Electronics

Basic Electronics. Instructor: Dr. Chitralekha Mahanta, Department of Electronics and Communication Engineering, IIT Guwahati. This course discusses basic concepts and applications of some of semiconductor devices: diodes, bipolar junction transistors, field effect transistors, and operation amplifiers.

Semiconductor Diodes: Semiconductor materials- intrinsic and extrinsic types, Physics and structure of diodes, Diode small signal model, Zener diode, Rectifier circuits, Clipping and clamping circuits.
Bipolar Junction Transistors: Physical structure and operation modes, Active region operation of transistor, DC analysis of transistor circuits, Transistor as an amplifier, Biasing the BJT, Transistor as a switch, High frequency model of BJT amplifier.
Field Effect Transistors: Metal Oxide Semiconductor Field Effect Transistor, DC operation of MOSFET circuits, MOSFET as an amplifier, High frequency model of MOSFET amplifier.
Operation Amplifiers: Ideal Op-Amp, Differential amplifier, Practical op-amp circuits, Large signal operation of op-amps, Applications of Op-Amps.
Power Circuits and Systems: Class A large signal amplifiers, Transformer coupled audio power amplifier, Class B amplifier, Class AB operation, Power BJTs, Regulated power supplies. (from nptel.ac.in)

Lecture 16 - Transistor as a Switch


Go to the Course Home or watch other lectures:

Semiconductor Diodes
Lecture 01 - Semiconductor Materials: Intrinsic and Extrinsic
Lecture 02 - PN Junction Diodes
Lecture 03 - Diode Equivalent Circuits
Lecture 04 - Diode Rectifier Circuits
Lecture 05 - Zener Diode and Applications
Lecture 06 - Clipping and Clamping Circuits
Bipolar Junction Transistors
Lecture 07 - Physical Structure (PNP and NPN), Operation Mechanism, Transistor Configurations
Lecture 08 - Input and Output Characteristics of Common-Emitter Transistors
Lecture 09 - Biasing the BJT
Lecture 10 - Biasing the BJT (cont.)
Lecture 11 - Small Signal Analysis of a BJT
Lecture 12 - Common-Emitter BJT Amplifier
Lecture 13 - Common-Base and Common-Collector BJT Amplifiers
Lecture 14 - Frequency Response of a BJT Amplifier
Lecture 15 - Frequency Response of a BJT Amplifier (cont.)
Lecture 16 - Transistor as a Switch
Field Effect Transistors
Lecture 17 - Metal Oxide Semiconductor Field Effect Transistor (MOSFET)
Lecture 18 - Metal Oxide Semiconductor Field Effect Transistor (MOSFET) (cont.)
Lecture 19 - MOSFET under DC Operation
Lecture 20 - MOSFET as an Amplifier
Lecture 21 - Small Signal Model of MOSFET
Lecture 22 - Small Signal Model of MOSFET (cont.)
Lecture 23 - High Frequency Model of MOSFET Amplifier
Lecture 24 - Junction Field Effect Transistor (JFET) as an Amplifier
Operational Amplifier
Lecture 25 - Operational Amplifier: Introduction
Lecture 26 - Ideal Op-Amp
Lecture 27 - Op-Amp Applications in Arithmetic Circuits
Lecture 28 - Op-Amp Applications in Controlled Sources
Lecture 29 - Op-Amp Applications in Active Filters
Lecture 30 - The Practical Op-Amp
Lecture 31 - Positive Feedback and Oscillation
Lecture 32 - Comparator
Power Circuits and Systems
Lecture 33 - Large Signal Amplifiers: Series-fed Class A Power Amplifier
Lecture 34 - Transformer Coupled Class A Power Amplifier, Class B Power Amplifier
Lecture 35 - Class AB Operations of Power Amplifier, Class C Power Amplifier
Lecture 36 - Power BJTs
Lecture 37 - Regulated Power Supply
Lecture 38 - Four Layered Diode
Lecture 39 - Silicon Controlled Rectifier (SCR) or Thyristor
Lecture 40 - SCR Applications