School of Electronics and Communication Engineering Electronic Circuits and Devices Laboratory
(24EECF102)
KLE Technological University, Hubballi-31
School of Electronics and Communication Engineering
Program: Electronics and Communication Engineering
Electronic Devices Circuits Laboratory Manual
1st Semester
2024-25
Authors,
Dr. D. A. Torse
Prof. Neelam Somannavar
1
, School of Electronics and Communication Engineering Electronic Circuits and Devices Laboratory
(24EECF102)
Index. No Title of the content Page. No
I General instructions
II Laboratory Plan
III To Explore the Functionality and Applications of an
Electronic Circuit Simulator (LTSPICE, SPICE or Proteus)
1. To simulate the electrical characteristics of semiconductor
diodes and analyze their performance under both forward and
reverse bias conditions across varying temperature ranges, and
to determine key diode parameters.
2. Design and simulate positive and negative clippers using
diodes with input signal of 5V peak sine wave at 1 kHz and
assume suitable reference voltage. Plot the output waveforms
and transfer curve.
3. Design and create positive and negative clampers using diodes
with input signal of 5V peak sine wave at 1 kHz and assume
suitable reference voltage. Plot the output waveforms and
transfer curve.
4. Simulate the electrical characteristics of Zener diode and
analyze the performance under both forward and reverse bias
conditions, and to determine key Zener diode parameters.
5. Design and simulate a circuit with Zener diode configured as
a voltage regulator to maintain a specific output voltage,
regardless of variations in the input voltage.
Design Requirements:
1. Regulated Output Voltage (Vout):
o Case 1: 5V
o Case 2: 10V
2. Input Voltage Range (Vin):
o The input voltage may vary from 12V to 15V.
3. Load Current (IL):
o The load current can vary from a minimum of
10mA to a maximum of 100mA.
4. Zener Diode Specifications:
o Zener Voltage (Vz): 5V for the 5V output case
and 10V for the 10V output case.
o Minimum Zener Current (Izmin): 5mA (for
proper regulation).
o Maximum Zener Current (Izmax): 50mA (to
avoid damaging the diode).
6. Design and simulate a circuit to convert AC signal to DC using
half wave rectifier with and without capacitor filter and extract
the circuit parameters.
7. Design and simulate a circuit to convert AC signal to DC using
full wave rectifier (center tap transformer) with and without
capacitor filter and extract the circuit parameters.
2
,School of Electronics and Communication Engineering Electronic Circuits and Devices Laboratory
(24EECF102)
8. Demonstrate design and simulation of a full-wave rectifier and
examining the effects of a transformer’s turn ratio and filtering
for a given primary input voltage.
Primary Input AC Voltage: Given (e.g., 220V RMS)
Transformer Turns Ratio: Given (e.g., 10:1)
Diodes: 4 diodes for bridge configuration (e.g., 1N4007)
Load Resistance (RL): Set value (e.g., 1kΩ)
Capacitor (Optional for filtering): (e.g., 100µF)
9. Simulate input and output V-I characteristics for NPN BJT and
PNP BJT in Common Emitter configuration and analyze
relationship between input and output parameters.
10. Design and simulate following BJT biasing circuits and
analyze its operating point, characteristics, and stability.
a. Fixed base bias
b. Voltage divider bias
11. Design a common emitter (CE) amplifier using a Bipolar
Junction Transistor (BJT) to provide sufficient voltage gain for
small signal amplification, while maintaining linearity and
minimizing distortion. The amplifier should be suitable for
low to mid-range frequency applications (e.g., audio
frequency range: 20 Hz to 20 kHz).
Specifications:
Transistor Type: NPN BJT (e.g., 2N2222 or BC547).
Power Supply Voltage (Vcc): 12V DC.
Input Signal Characteristics:
Signal type: Small AC signal (sine wave).
Amplitude: 10 mV peak.
Frequency Range: 1 kHz to 20 kHz (audio frequencies).
Desired Voltage Gain (Av): 20 to 50 (26-34 dB).
Output Load Resistance (RL): 2 kΩ to 5 kΩ.
12. Simulate the ID-VDS (drain current vs. drain-source voltage)
and ID-VGS (drain current vs. gate-source voltage)
characteristics in the MOSFET's. Mark the different operating
regions.
3
, School of Electronics and Communication Engineering Electronic Circuits and Devices Laboratory
(24EECF102)
I. GENERAL INSTRUCTIONS
In this lab the student will learn the applications of semiconductor devices DIODE, BJT and MOSFET.
Example: Diode as a clipper circuit, BJT and MOSFET devices characteristics and BJT as an amplifier.
PREREQUISITES TO THE LABORATORY:
Students have to come to the laboratory with proper dress code and ID Cards.
Students have to bring Observation notebook, calculators and laptop to the Laboratory.
Students have to sign in the log register after entering into the laboratory.
Students have to show their observations with results after completion of their experiments and
they have to get it signed.
After completion of the experiment students have to submit their completed Journals to the
faculty of their lab within a week.
Categorization of Experiments
Analog electronics circuit lab is categorized into the following categories.
Demonstration Experiments
Exercise Experiments
Structured Enquiry
4
(24EECF102)
KLE Technological University, Hubballi-31
School of Electronics and Communication Engineering
Program: Electronics and Communication Engineering
Electronic Devices Circuits Laboratory Manual
1st Semester
2024-25
Authors,
Dr. D. A. Torse
Prof. Neelam Somannavar
1
, School of Electronics and Communication Engineering Electronic Circuits and Devices Laboratory
(24EECF102)
Index. No Title of the content Page. No
I General instructions
II Laboratory Plan
III To Explore the Functionality and Applications of an
Electronic Circuit Simulator (LTSPICE, SPICE or Proteus)
1. To simulate the electrical characteristics of semiconductor
diodes and analyze their performance under both forward and
reverse bias conditions across varying temperature ranges, and
to determine key diode parameters.
2. Design and simulate positive and negative clippers using
diodes with input signal of 5V peak sine wave at 1 kHz and
assume suitable reference voltage. Plot the output waveforms
and transfer curve.
3. Design and create positive and negative clampers using diodes
with input signal of 5V peak sine wave at 1 kHz and assume
suitable reference voltage. Plot the output waveforms and
transfer curve.
4. Simulate the electrical characteristics of Zener diode and
analyze the performance under both forward and reverse bias
conditions, and to determine key Zener diode parameters.
5. Design and simulate a circuit with Zener diode configured as
a voltage regulator to maintain a specific output voltage,
regardless of variations in the input voltage.
Design Requirements:
1. Regulated Output Voltage (Vout):
o Case 1: 5V
o Case 2: 10V
2. Input Voltage Range (Vin):
o The input voltage may vary from 12V to 15V.
3. Load Current (IL):
o The load current can vary from a minimum of
10mA to a maximum of 100mA.
4. Zener Diode Specifications:
o Zener Voltage (Vz): 5V for the 5V output case
and 10V for the 10V output case.
o Minimum Zener Current (Izmin): 5mA (for
proper regulation).
o Maximum Zener Current (Izmax): 50mA (to
avoid damaging the diode).
6. Design and simulate a circuit to convert AC signal to DC using
half wave rectifier with and without capacitor filter and extract
the circuit parameters.
7. Design and simulate a circuit to convert AC signal to DC using
full wave rectifier (center tap transformer) with and without
capacitor filter and extract the circuit parameters.
2
,School of Electronics and Communication Engineering Electronic Circuits and Devices Laboratory
(24EECF102)
8. Demonstrate design and simulation of a full-wave rectifier and
examining the effects of a transformer’s turn ratio and filtering
for a given primary input voltage.
Primary Input AC Voltage: Given (e.g., 220V RMS)
Transformer Turns Ratio: Given (e.g., 10:1)
Diodes: 4 diodes for bridge configuration (e.g., 1N4007)
Load Resistance (RL): Set value (e.g., 1kΩ)
Capacitor (Optional for filtering): (e.g., 100µF)
9. Simulate input and output V-I characteristics for NPN BJT and
PNP BJT in Common Emitter configuration and analyze
relationship between input and output parameters.
10. Design and simulate following BJT biasing circuits and
analyze its operating point, characteristics, and stability.
a. Fixed base bias
b. Voltage divider bias
11. Design a common emitter (CE) amplifier using a Bipolar
Junction Transistor (BJT) to provide sufficient voltage gain for
small signal amplification, while maintaining linearity and
minimizing distortion. The amplifier should be suitable for
low to mid-range frequency applications (e.g., audio
frequency range: 20 Hz to 20 kHz).
Specifications:
Transistor Type: NPN BJT (e.g., 2N2222 or BC547).
Power Supply Voltage (Vcc): 12V DC.
Input Signal Characteristics:
Signal type: Small AC signal (sine wave).
Amplitude: 10 mV peak.
Frequency Range: 1 kHz to 20 kHz (audio frequencies).
Desired Voltage Gain (Av): 20 to 50 (26-34 dB).
Output Load Resistance (RL): 2 kΩ to 5 kΩ.
12. Simulate the ID-VDS (drain current vs. drain-source voltage)
and ID-VGS (drain current vs. gate-source voltage)
characteristics in the MOSFET's. Mark the different operating
regions.
3
, School of Electronics and Communication Engineering Electronic Circuits and Devices Laboratory
(24EECF102)
I. GENERAL INSTRUCTIONS
In this lab the student will learn the applications of semiconductor devices DIODE, BJT and MOSFET.
Example: Diode as a clipper circuit, BJT and MOSFET devices characteristics and BJT as an amplifier.
PREREQUISITES TO THE LABORATORY:
Students have to come to the laboratory with proper dress code and ID Cards.
Students have to bring Observation notebook, calculators and laptop to the Laboratory.
Students have to sign in the log register after entering into the laboratory.
Students have to show their observations with results after completion of their experiments and
they have to get it signed.
After completion of the experiment students have to submit their completed Journals to the
faculty of their lab within a week.
Categorization of Experiments
Analog electronics circuit lab is categorized into the following categories.
Demonstration Experiments
Exercise Experiments
Structured Enquiry
4
