Home > 2022 Scheme > BEC303 VTU Notes: Electronic Principles and Circuits

BEC303 VTU Notes: Electronic Principles and Circuits

BEC303 VTU Notes : Master circuit theory with our BEC303 Electronic Principles and Circuits notes. Explore BJT amplifiers, MOSFET configurations, and oscillator designs for the 2022 Scheme at the all-new vtubuddy.in student portal.

2018 Scheme

Module 1 : Transistor Biasing

Transistor Biasing: Voltage Divider Bias, VDB Analysis, VDB Load line and Q point, Two supply Emitter Bias, Other types of Bias.
BJT AC models: Base Biased Amplifier, Emitter Biased Amplifier, Small Signal Operation, AC Beta, AC Resistance of the emitter diode, Two transistor models, Analyzing an amplifier, H parameters, Relations between R and H parameters.
Voltage Amplifiers: Voltage gain, Loading effect of Input Impedance.
CC Amplifiers: CC Amplifier, Output Impedance

Module 2 : MOSFET

Biasing in MOS amplifier circuits: Fixing VGS, Fixing VG, Drain to Gate feedback resistor. Small signal operation and modelling: The DC bias point, signal current in drain, voltage gain, small signal equivalent circuit models, transconductance, The T equivalent circuit model.
MOSFET Amplifier configuration: Basic configurations, characterizing amplifiers, CS amplifier with and without source resistance, The Common Gate Amplifier, Source follower.

Module 3 : Linear Opamp Circuits

Linear Opamp Circuits: Summing Amplifier and D/A Converter, Nonlinear Op-amp Circuits: Comparator with zero reference, Comparator with non-zero references. Comparator with Hysteresis.
Oscillator: Theory of Sinusoidal Oscillation, The Wein-Bridge Oscillator, RC Phase Shift Oscillator, The Colpitts
Oscillator, Hartley Oscillator, Crystal Oscillator.
The 555 timer: Monostable Operation, Astable Operation.

Module 4 : Negative Feedback

Negative Feedback: Four Types of Negative Feedback, VCVS Voltage gain, Other VCVS Equations, ICVS Amplifier, VCIS Amplifier, ICIS Amplifier (No Mathematical Derivation).
Active Filters: Ideal Responses, First Order Stages, VCVS Unity Gain Second Order Low pass Filters, VCVS Equal Component Low Pass Filters, VCVS High Pass Filters, MFB Bandpass Filters, Bandstop Filters.

Module 5 : Power Amplifiers

Power Amplifiers: Amplifier terms, Two load lines, Class A Operation, Class B operation, Class B push pull emitter follower, Class C Operation.
Thyristors: The four layer Diode, SCR, SCR Phase control, Bidirectional Thyristors, IGBTs, Other Thyristors.