EEL3300L
Lab #2 DC POWER SUPPLY CIRCUITS
Gerardo Prats
Electrical Engineering
Florida State University
Group #1
Halil Yonter
Dr. Jim P. Zheng
Davis George Moye
Contents
Abstract.1
Introduction.1
Background.1-2
Prelab .2-5
Experimental Procedure .5-8
Resul
EEL 3300 Introduction to Electronics
Unit 7
Comparators and Schmitt Triggers
Part 4: Schmitt Trigger
What is the main drawback of comparators?
Switching based on a single threshold level is prone to noise. The graphs below illustrate
the difficulty. Let t
EEL 3300 Introduction to Electronics
Unit 7
Comparators and Schmitt Triggers
Part 2: AC to Square-wave Conversion Using Comparators
The following examples illustrate the comparators ability to switch output values,
depending on the changing nature of the
EEL 3300 Introduction to Electronics
Unit 7
Comparators and Schmitt Triggers
Part 1: Basic Theory of Comparators
Comparators
Comparator circuits take advantage of the extremely high open loop gain of an op-amp.
The following is a simple comparator circuit
EEL 3300 Introduction to Electronics
Unit 7
Comparators and Schmitt Triggers
Part 3: Comparator Applications
So, why do we need comparators? What are the applications for comparing one signal to
another?. .
A comparator that jumps from one output level to
Unit 7: Comparators and Schmitt Triggers
Objectives:
1) Discover that op-amp circuits work in one of two modes: Amplifier Mode
or Comparator Mode. Both modes are equally important
2) Learn about the basic operation, applications and design of a
comparator
EEL 3300 Introduction to Electronics
Unit 6
PSPICE: Filters and Differential Amplifiers
Part 1: PSPICE Tutorial - AC Sweep
AC Sweep is used to find frequency response plots of circuits. We shall first elaborate on
the mere "mechanics" of AC Sweep. It will
EEL 3300 Introduction to Electronics
Unit 6
Filters and Differential Amplifiers
Part 3: Low-pass Filtering Action - Time Domain Verification
Example 3: Time-Domain study of Low-pass Filtering
This is a follow-up to Example 2 (Unit 6 Part 2). Let us replac
EEL 3300 Introduction to Electronics
Unit 6
Filters and Differential Amplifiers
Part 2: Low-pass Filter Design with Frequency Domain Verification
This section of the PSPICE activity is important. Its purpose is to clearly illustrate the
filtering action,
Unit 8: Astable Multivibrator (Square-Wave Oscillator)
Objectives:
1) Deepen the understanding of comparators with two threshold levels
2) Review capacitor charging and discharging operation
3) Learn about the basic operation, applications and design of a
EEL 3300 Introduction to Electronics
Unit 8
Astable Multivibrator (Square-Wave Oscillator)
Part 1: Capacitor Charging and Op-Amp Circuits Classification
Goal: Design a square-wave voltage oscillator fixed amplitude and a frequency that can
be varied.
Pre-
EEL 3300 Introduction to Electronics
Unit 8
Astable Multivibrator (Square-Wave Oscillator)
Part 2: Astable Multivibrator Operation - Qualitative Explanation
Let us assume that at t=0 the capacitor is fully discharged and has a voltage of 0.
Question: If i
EEL3300L
Lab #1: I-V Characteristics of the Silicon PNJunction Diode
Gerardo Prats
Electrical Engineering
Florida State University
Group #1
Halil Yonter
Dr. Jim P. Zheng
Davis George Moye
Contents
Abstract.1
Introduction.1
Background.1
Prelab .2
Experimen
EEL3300L
Lab #4 I-V Characteristic of MOSFET
Gerardo Prats
Electrical Engineering
Florida State University
Group #1
Halil Yonter
Dr. Jim P. Zheng
Davis George Moye
Contents
Abstract.1
Introduction.1
Background.1-2
Prelab .2-5
Experimental Procedure .5-8
R
EEL 3300 Introduction to Electronics
Unit 11
Resistor - Diode DC Circuits
Part 4: Zener Diodes in DC Circuit
Introduction
Special type of diodes, called Zener Diodes, utilize the diode's breakdown effect, at a
negative diode voltage. The voltage-current c
EEL 3300 Introduction to Electronics
Unit 11
Resistor - Diode DC Circuits
Part 2: Multi-Diode DC Circuits
Whenever we have multiple diodes in a circuit, we need to make an assumption regarding
the state of each diode. It may seem tedious to go through all
EEL 3300 Introduction to Electronics
Unit 11
Resistor - Diode DC Circuits
Part 3: A Non-trivial Example of Diode DC Circuit
The example below is a little less trivial, in the sense that even an experienced engineer
may not be able to tell off-hand at whic
EEL 3300 Introduction to Electronics
Unit 11
Resistor - Diode DC Circuits
Part 1: Single Diode DC Circuits
Example 1: In the following simple resistor-diode circuit find the current i and the
voltage vo across the diode: a) Assuming that the diode is idea
Unit 11: Resistor-Diode DC Circuits
Objectives:
Readings:
1) Learn about the strategy of solving diode-resistor DC circuits: Need to
make assumptions regarding the diodes' states (ON or OFF), and then
check if assumptions hold.
2) Learn about the role pla
EEL 3300 Introduction to Electronics
Unit 8
Astable Multivibrator (Square-Wave Oscillator)
Part 3: Astable Multivibrator Operation - Period Computation
Quantitative analysis of the Astable Multivibrator Computation of the oscillators
period
For convenienc
Unit 6: Filters and Differential Amplifiers (PSPICE 9.2 Tutorial on AC
Sweep)
.11) Learn how to set up a PSPICE AC Sweep simulation.
2)2) Visualize the concept of low-pass filtering, both in the frequency and
time domains.
Objectives:
3) Gain more insight
EEL 3300 Introduction to Electronics
Unit 6
Filters and Differential Amplifiers
Part 4: Differential Amplifiers
This section is important, as it gives a more complete picture of what differential
amplification is. Recall that in the theory part (Unit 5),
EEE 3300 Introduction to Electronics
Unit 6
Filters and Differential Amplifiers
Part 5: (Optional Extra-Credit) Homework E1
[Some of you, at this point, may still be struggling with Homework 1, due only at the end
of next week. Keep working! Some may be r
EEL 3300 Introduction to Electronics
Unit 2
Linear Combiners and Voltage Level Shifting
Part 2: Level Shifting
Level Shifting
One of the most common applications of linear combining is level shifting. This is when
a signal is amplified and linearly combin
EEL 3300 Introduction to Electronics
Unit 2
Linear Combiners and Voltage Level Shifting
Part 1: Linear Combiners
Linear Combiner
The circuit operates as follows:
The (-) input of the op-amp is at virtual ground. Therefore the currents from the two
sources
Unit 2: Linear Combiners and Voltage Level shifting
(Spring 2013 semester)
1) Learn how op-amps can be used to add and subtract different signals
and perform as linear combiners (summers).
2)2) Learn about a very important application of linear combiners
EEL 3300 Introduction to Electronics
Unit 1
Simple Op-amp Circuits
Part 2: Inverting Amplifier - Basic Theory
Inverting Amplifier
For an ideal op-amp:
vo
Explanation:
Rf
Rs
vs
(*)
By Kirchhoffs Voltage Law (KVL):
vs e
e vo
e
Rs
Rin
Rf
Ae vo v o e vo
Rou
EEL 3300 Introduction to Electronics
Unit 1
Simple Op-amp Circuits
Part 3: Op-amp Voltage and Current Limitations
The following examples further illustrate the operation and some of the limitations of opamps:
Example 1:
The following input-output pair of
EEL 3300 Introduction to Electronics
Unit 1
Simple Op-amp Circuits
Part 5: Buffers
Buffer
A non-inverting amplifier of gain 1 is called a buffer. To achieve a gain of 1, one may
take R2=0 (a short circuit), or R1= (an open circuit), or both as follows:
Wh
EEL 3300 Introduction to Electronics
Unit 1
Basic Op-amp Circuits
Part 1: Introduction to Operational Amplifiers
Introduction to the Operational Amplifier
The operational amplifier (op-amp) is perhaps one of the most useful electronic devices
on the marke