Vishwakarma Institute of Technology B.E. (Electronics)

Bansilal Ramnath Agarwal Charitable Trust’s
Vishwakarma Institute of Technology, Pune – 411 037
Department of Electronics Engineering
FF No. : 654
EC 40101 :: ELECTRONICS CIRCUIT DESIGN
Credits: 03
Teaching Scheme: - Theory 3 Hrs/Week
Prerequisites: Basic knowledge of electronics.
Objectives:
1. To understand the design of basic electronics circuits like power supplies, audio
amplifiers etc.
2. To understand the effect of noise on electronics circuit performance.
3. To be able to design high frequency RF circuits.
4. To estimate the reliability of electronics circuits.
Mapping with PEO : 2 to 9
Unit I
Design of Power Supplies
(8 Hrs)
A: Linear regulated power supply design, design of crowbar and foldback protection
circuits, line filter, fuse selection, Positive, negative and dual power supply, floating
power supply.
Switched mode power supplies, forward, flyback, buck & boost converters, design of
transformers and control circuits for SMPS.
B: Design of programmable power supply.
Unit II
Design of Audio Amplifier
(8 Hrs)
A. Selection of microphone, Signal conditioning; grounding, shielding and guarding
techniques; design of multistage amplifier, power amplifier; impedance matching, biasing
and stability issues, interfacing with loudspeaker; Volume control, Bass boost design,
graphic equalizer.
B. Design of Class D audio amplifier
Unit III
(8 Hrs)
Discrete Circuit Design
A. Switched capacitors- design issues and applications like DC to DC converters, filters,
ADC etc. Phase Locked Loop, Voltage Controlled Oscillator, applications like FM
detector, FSK demodulator, frequency multiplier. PLL IC 565
Structure & Syllabus of B.E (Electronics ) Program – Pattern ‘C11’, Rev01, dt. 2/4/2011
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