SEMESTER SYSTEM, 2010-2013 A PROPOSED SCHEME FOR B.Sc. ELECTRONICS (PASS) COURSE B.Sc. (ELECTRONICS MAINTENANCE) COURSE CLASS/ SEMESTER Sem -I Sem-II B. Sc (Elex) B. Sc (Elex. Maint) EL-1101 Components & Networks EL-1102 Electronic Devices EL-1103 EL 1104 Project - I EL-1201 Analog Electronics EL-1202 Digital Electronics - I EL-1203 EL 1204 Project - II EL-1101 Components & Networks EL-1102 Electronic Devices EL-1103 EL 1104 Project - I EL-1201 Analog Electronics EL-1202 Digital Electronics - I EL1203 EL 1204 Project - II CCE 30% A Same as 2008-11 and 2009-12 Min Marks Term End Exam (70 %) Min Marks Total 100% Min marks Note: 1. CCE Continuous Comprehensive Evaluation. 2. Individual passing required for theory and practical subjects. 3. Project I II shall be of 50 hours duration and evaluation of the project work shall be done as per instructions of Department of Higher Education.
SEMESTER - I PAPER - I EL1101: Components and Networks Unit 1: Basic Components Circuit symbols, working principle, classification according to construction, specifications, and applications of passive components Resistors & Color Coding, Inductors, Transformers, Switches, Relays(Electromagnetic),Thermistor, LDR, Micro- Phone and Loud-Speakers. Unit 2: Capacitors Capacitors: - Capacitance, Capacitor Specifications, Classification of Capacitor- Fixed (Mica, Paper, Ceramic, Plastic, Electrolytic etc.), Variable capacitor (Trimmer, Padder, Gang). Stray Capacitance, Leakage Resistance, Testing of Condenser, Area of Application, Problem related to Electrical Energy Storage. Unit 3: Basic Circuits Concept of Ideal and Voltage and Current Sources, Internal Resistance, AC and DC Sources, Ohms Law, AC Currents & Voltages, Expression for RMS value & Mean Value, j Operator, study of LR, CR, Series & Parallel resonance circuit, Expression for Q factor & Band width in resonance circuit, Phase relationship between Current & Voltage in different circuits. Numerical on Quality Factor, Power Factor, Bandwidth Calculations. Unit 4: Network Theorems Kirchhoff s Current and Voltage Law, Application of KVL& KCL to simple DC Resistive Networks. Thevenin s and Norton s Theorems and corresponding equivalent of simple Resistive Networks. Superposition Theorem, Maximum Power Transfer Theorem, Loop Current and Node Voltage Analysis Methods. Unit5: Filters Types of filters: Choke input (inductor) filter, Shunt Capacitor filter, L section, π section and T filters, Low Pass, High Pass, Band Pass and Band Reject Filters. Reference Books: 1. Electric Circuits: Schaum Series 2. Electrical Technology: B.L. Theraja 3. Basic Electronics: Bernard Grob
SEMESTER - I PAPER - II EL1102- Electronic Devices Unit 1: Semiconductors Conductors, Semiconductors and Insulators. Their classification on the basis of Band Theory, Intrinsic and Extrinsic semiconductor, Diode current equation (Derivation not required), Drift & Diffusion. Unit 2: P-N junction P-N junction- Forward and Reverse bias of Diode. Concept of recombination of carriers, temperature variation of Forward and Reverse Current through the P-N Junction. Characteristics of Forward & Reverse Bias Diode, Dynamic and Static Resistances, Voltage dependent Junction Capacitance of a P-N junction. Unit -3: Special Diodes Zener Diode, its construction and characteristics. Temperature coefficient of Zener Diode. Zener Diode as Voltage Regulator, Schottky Diode, Power Diode, Tunnel Diode, LED, Solar Cell, Photodiodes. Unit -4: BJT BJT, construction and characteristics in different configuration, comparative merits and demerits, biasing of transistor: different methods, load line, Q point and thermal stability. Transistor as an ON/OFF switch. Transistor as a black box: h-parameter concept only. Qualitative analysis of h-parameter model in CE, CB and CC mode. Unit -5: Power Devices Construction, characteristics and uses of SCR, DIAC, TRIAC, UJT and Optocoupler devices. Reference Books:- 1) Electronic Devices and Circuit Theory: R. Boylestad, L.Nashelsky 2) Electronics Principles : Malvino 3) Integrated Electronics: Millman and Halkias 4) Basic Electronics: Bernard Grob
- I EL 1103 Preparatory Experiments 1. Identification of Components / Tools Minimum 10 different types of components must be given. Identification based on visual inspection / data sheets be carried out. 2. Use of Multimeter (Analog and Digital) Measurement of AC/DC voltage and Current on different ranges. Measurement of R. Testing of L, C, Diodes & Transistors. 3. Study of Function Generator / CRO Understand how to use Function Generator / CRO. Study of Front panel controls. Measurement of Amplitude and Frequency of different Waveforms. Demonstrate the use of Component Testing. Group A Verification of KCL / KVL, Network Theorems: Thevenin s, Norton s, Maximum Power Transfer, Superposition Theorem. Design, build and test Low pass and High pass RC Filters. Charging and Discharging of Capacitors in R-C Circuits. Group B Study of Forward and Reverse Bias characteristics of PN Junction Diode. Study of forward and Reverse Bias characteristics of LED. Study of Breakdown Characteristics and Voltage Regulation action of Zener Diode. Study of Forward and Reverse Bias Characteristics of Power Diode, SCR, DIAC, TRIAC, UJT. Suggested Project Topics (for EL1104, Project-I) 1) Design of Light Operated Switch Circuit. 2) Design a relay driver circuit to light a bulb. 3) To design a semiconductor power supply of given rating using (a) Half wave and (b) Full wave Bridge Rectifier circuits; (c) Investigate the effect of introducing C-filter ;and (d) Study voltage regulation using semiconductor IC. 4) Design of Fan Regulator and Light Dimmer circuits.
- II EL 1201: Paper - I Analog Electronics Unit 1: Power Supplies Rectifiers: Diode as a Rectifier,Half wave, Full wave and Bridge Rectifiers, Efficiency, Ripple factor & Voltage Regulation. Block diagram of regulated power supply, Series and Shunt Regulators, Three terminal regulators (78xx and 79xx). Unit 2: Field Effect Transistor JFET and MOSFET construction and characteristics. Depletion and enhancement type MOSFET Problems related to pinch off voltage, IDSS, Vgs, transfer characteristic, µ, rd, gm, ID,IDSS relation for FET and Threshold Voltage. UNIT 3: Amplifiers Transistor as an amplifier: CE, CB and CC configuration (qualitative analysis). Class A, Class B, class AB and class C operations and their field of application. Class B Push Pull Amplifier, Noise and Distortion in Amplifiers. Unit 4: Feedback General theory of Feedback, classification of Feedback, Closed Loop Gain, Open Loop Gain and return difference, Stabilization of gain. Negative Feedback in Amplifiers, Effect of Negative Feedback on Gain, Non linear Distortion, Band width, Noise, Input and Output Impedance, Topologies of Feedback. Unit 5: Oscillators Positive feedback and Barkhausen criteria for Oscillators, RC Phase Shift Oscillators, Wien Bridge Oscillators, RF oscillators, effect of L and C on RF oscillator frequency, Hartley Oscillator, Colpitts Oscillator, Crystal Oscillator. Reference Books: - 1) Electronic Devices and Circuit Theory: R. Boylestad, L.Nashelsky 2) Electronics Principles : Malvino 3) Integrated Electronics: Millman and Halkias
- II EL1202, Paper-II Digital Electronics I Unit 1: Number Systems and Codes Decimal, Binary, Octal and Hexadecimal Number Systems and their interconversions, signed and fractional binary number representations, BCD, Excess-3, Gray and ASCII codes. Unit 2: Logic Gates Positive and Negative Logic, Basic Logic gates & derived gates Symbol and truth table, circuit diagram for basic gates using switches, diodes and transistors, Applications of X-OR gates as parity checker and generator. Unit 3: Boolean Algebra Boolean Algebra, Min terms, Max terms, Boolean expression in SOP Form and POS Form, conversion of SOP/POS expression to its standard SOP/POS forms. De-Morgan s Theorem, Universal Gates, Simplifications of Logic equations using laws of Boolean algebra and Karnaugh Map (up to 4 variables). Unit 4: Arithmetic Circuits Rules of Binary Addition, Subtraction, Multiplication and Division, 1 s and 2 s Complement, Half Adder, Full Adder, Half Subtractor, Full Subtractor, Binary Adder, 2 s Complement Adder / Subtractor Circuit, Digital Comparator. Unit 5: Combinational Circuits Multiplexer & De-multiplexer (max. 4 input or output), Encoder & Decoder, Code Converters - Decimal to binary, Binary to BCD, Hex to Binary, BCD to Seven Segment Decoder, 3x4 Matrix Keyboard Encoder. Reference Books: - 1) Computer Fundamentals : B.Ram 2) Digital Design: Morris Mano 3) Digital Computer Electronics: Malvino & Brown 4) Digital Electronics: William H Gothmann 5) Digital Electronics: Malvino & Leach 6) Modern Digital Electronics : R.P. Jain
EL1203 Group A 1. Study of Half Wave, Full Wave and Bridge Rectifiers. 2. Study of Regulated Power Supply Using IC 7805/7905. 3. Study of input and output characteristics in CE, CB & CC Configuration. 4. Study of output and transfer characteristics of JFET/MOSFET. 5. Study of Wien Bridge Oscillator. 6. Study of Hartley Oscillator. 7. Study of Colpitt s Oscillator. Group B 1. Study of Basic Logic Gates and Universal Gates. 2. Verification of Demorgan s Theorem. 3. Study of Binary Half and Full Adder Circuit. 4. Study of Binary Half and Full Subtractor Circuits. 5. Study of code conversion binary to gray and gray to binary Circuits. 6. Study of 4 bit Parity Generator/ Checker Circuits. 7. Study of Multiplexer and Demltiplexer Circuits. 8. Study of Decoder and Encoder Circuits. Suggested Project Topics (for EL1204, Project - II) 1) Burglar Alarm 2) Fire Alarm 3) Musical Door Bell 4) Blown Fuse Indicator 5) Sound Operated Timer 6) Water Level Indicator 7) Digital Clock 8) Utility Door Bell 9) Clap Switch