ELECTRONIC DEVICES AND CIRCUITS LAB

PART A : (Only for viva voce Examination)ELECTRONIC WORKSHOP PRACTICE ( in 6 lab sessions) :1. Identification, Specifications, Testing of R, L, C Components (Colour Codes), Potentiometers, Switches (SPDT, DPDT, and DIP), Coils, Gang Condensers, Relays, Bread Boards.2. Identification, Specifications and Testing of Active Devices, Diodes, BJTs, Lowpower JFETs, MOSFETs, Power Transistors, LEDs, LCDs, Optoelectronic Devices, SCR, UJT, DIACs, TRIACs, Linear and Digital ICs.3. Soldering practice – Simple Circuits using active and passive components.4. Single layer and Multi layer PCBs (Identification and Utility).5. Study and operation of• Multimeters (Analog and Digital)• Function Generator• Regulated Power Supplies1. Study and Operation of CRO.

PART B : (For Laboratory examination – Minimum of 16 experiments)1. PN Junction diode characteristics A. Forward bias B. Reverse bias.2. Zener diode characteristics3. Transistor CB characteristics (Input and Output)4. Transistor CE characteristics (Input and Output)5. Rectifier without filters (Full wave & Half wave)6. Rectifier with filters (Full wave & Half wave)7. FET characteristics8. Measurement of h parameters of transistor in CB, CE, CC configurations9. CE Amplifier10. CC Amplifier (Emitter Follower).11. Single stage R-C coupled Amplifier.12. FET amplifier (Common Source)13. Wien Bridge Oscillator14. RC Phase Shift Oscillator15. Feed back amplifier (Current Series).16. Feed back amplifier (Voltage Series).17. Hartley Oscillator.18. Colpitts Oscillator.

Anna university

1. Characteristics of Semiconductor diode and Zener diode.2. Characteristics of Transistor under common emitter, common collector andCommon base configurations.3. Characteristics of FET.4 Characteristics of UJT.5 Characteristics of SCR, DIAC and TRIAC.6 Photo diode, phototransistor Characteristics and study of light activated relay circuit.7 Static characteristics of Thermistors8 Single phase half wave and full wave rectifiers with inductive and capacitive filters.9 Differential amplifiers using FET.10 Study of CRO.11 Series and Parallel resonance circuits.12 Realization of Passive filters.Total: 45ELECTRON DEVICES AND CIRCUITS LABORATORY(Common to B.E – EEE, E&I, I&C)(Revised)Requirement for batch of 30 studentsS.No Description of EquipmentQuantityrequired1 Regulated Power Supply 15

2 Dual Trace CRO (20MHz) 153 Function Generator 154 3 ½ Digit digital multimeter 105 Bread Boards 406 Transistor 25Nos7 JFET 10Nos8 Diode 10Nos9 Zener Diode 5Nos10 UJT 5Nos11 Photo Diode 5Nos12 Photo Transistor 5Nos13 Thermistors 5Nos14 OP-amp 10Nos15 Milli Ammeter(0-100mA) 15Nos16 Micro Ammeter(0-50µA) 10Nos17 Low range voltmeter(0-30V) 10Nos18 Resistor of various ranges 50Nos19 Capacitors of various ranges 50Nos20 Connecting wires Sufficient Nos

Srm university

PURPOSETo verify practically, the fundamental characteristics of Electron Devices.INSTRUCTIONAL OBJECTIVES1. To study experimentally the characteristics of diodes, BJT’s and FET’s.2. To verify practically, the response of various special purpose electron devices.LIST OF EXPERIMENTS1. Characteristics of PN junction and Zener diode.2. Input, Output and Transfer characteristics of CE and CC Amplifier.3. Characteristics of LDR, Photo-diode and Photo transistor.4. Transfer characteristics of JFET.5. Transfer characteristics of MOSFET ( with depletion and enchancement mode)6. Characteristics of LED with three different wavelengths.7. Half wave rectifier.8. Full wave rectifier with 2 diodes.9. Full wave rectifier with 4 diodes (Bridge rectifier).10. Series voltage Regulator.11. Shunt voltage Regulator.12. Characteristics of Thermistor.REFERENCE: LABORATORY MANUAL

ELECTRONICS LAB1. RectifiersConstruction of half wave and full wave rectifiers with and without filters –Calculation of ripple factors.2. Frequency Response of RC Coupled AmplifiersDetermination of frequency response of given RC coupled amplifier - Calculation ofbandwidth.3. Verification of Kirchoff’s Voltage and Current LawsDetermine the voltage and current in given circuits using Kirchoff”s laws theoreticallyand verify the laws experimentally.4. Study of Logic Gates

1. Verification of Demorgan’s theorems2. Verification of truth tables of OR, AND, NOT, NAND, NOR, EX-OR, EXNORgates and Flipflops - JK, RS, T and D3. Implementation of digital functions using logic gates5.Study of CRO1. Measurement of AC and DC voltages2. Frequency and phase measurements ( using Lissajou’s figures)6.Study of Transducers1. Displacement and load measurements with transducers2. Temperature measurement with thermocouple