EE 230 Name 0 (a 76m
Homework
Due: May 20, 2016
3. In class, we examined a summing circuit using an 0
inverting amp conguration. Addition can also be
accomplished using a noninverting arrangement.
MOS digital circuits
The vast majority of digital integrated circuits are made with
MOSFETs. Microprocessor circuits have 50100 million transistors.
Gigabit RAM chips have more than 1 billion FETs, a
EE 230 Lab
Lab 9
Bipolar junction transistor characteristics and applications
This week we look at BJT characteristics, build and measure some simple DC circuits, and study
three BJT applications. You
EE 230 Fall 2014
Lab 2: OpAmp Basic Circuits
Purpose
The purpose of this lab is to introduce op amps, to investigate the behavior of op
amp circuits. This lab assumes that you understand the usage of
NMOS examples
VDD = 10 V
For the circuit shown, use the the NMOS
equations to find iD and vDS.
RD
2 k!
For the NMOS, VT = 1.5 V and K = 0.5 mA/V2.
vGS = VG = 4 V the NMOS is on.
VG
+
4V
Assume that t
EE 201
Homework set A
Due: Jan. 24, 2014
Name_ Sec _
!
You can put your work and answer directly on these sheets. If you need extra sheet in order to show all
your work, be sure to attach thos
Lab #6 "Operational Amplifier Applications and Limitations" Lab Date: February 26th 2008. Report Date: March 4th 2008.
EE 230 Lab #6 Kyle Veugeler #345 Section: C Abstract: The purpose of Lab #6 was
EE 230 Lab 5
Measuring and Management of Operational Amplifier
Parameters
Brent Cornelius
Introduction:
The primary objective of this experiment is to investigate some of the performance
parameters th
EE 230 Quiz 2
Name: _
Section: _
ISU ID:_
1. For the circuit below, assuming an ideal op amp, find the currents through all branches and the
voltages at all nodes.
2. An amplifier with 40 dB of openc
EE 230
Homework set D
Due: Sept. 18, 2015
Name_ Sec _
You can put your work and answers directly on these sheets. If you need extra pages in order to show all
your work, be sure to attach those also.
EE 230 Lab 6
Rectier circuits
This week we look at more rectier circuits, which are the starting points for DC power
supplies. This is a oneweek lab.
Prior to Lab
1. Review the halfwave and fullwav
.3mA
EE 230 Lab 7
Electronic Circuits and Systems
Brent Cornelius
Introduction:
The purpose of this Lab is to investigaterd the use of MOSFETS in basic circuits. The MOSFET
is used both in the triode
EE 230
Homework set B
(Twoport amplifiers and feedback)
Due: Sept. 4, 2015
Name_sec_
7. You have a source which outputs a signal with a 10mV amplitude. The source output resistance of r
is 10 k (RS
EE 230 Exam 1 Spring 2010
NAME _
Instructions: The points allocated to each problem on this exam are as indicated. All work should be included on the exam itself. Attach additional sheets only if you
EE 230
Homework set G
Due: Oct. 9, 2015
Name_ Sec _
You can put your work and answers directly on these sheets. If you need extra pages in order to show all
your work, be sure to attach those also. Be
EE 230 Spring 2013
Homework 2 solutions
1. Design an inverting opamp circuit for which the gain is  10 V/V and the total resistance used is
150 k.
R2=1500/11 k
R1=150/11 k
+

Vo
Vi
R
Vo
10 2 R2 10
Feedback
With integrated circuit ampliers, it is possible to come close to ideal
characteristics.
Ri can be very large: 1 M 1 G
Ro can be quite small: 1 100
gain can be big
Generally, huge gain is no
Rectier circuits & DC power supplies
Goal: Generate the DC voltages needed for most electronics
starting with the AC power that comes through the power line.
?
120 VRMS
f = 60 Hz
=(
(T = 16.67 ms)
)
Nonideal aspects of opamps
Below is our circuit model for the ideal op amp.
v+
v
+
vi
+
+ Av
i
vo
A
Once again, for an ideal op amp: Ri , Ro = 0, A .
This leads to the two basic rules for using an i
Metal oxide semiconductor eld effect transistors (MOSFETs)
A newer form of transistor which has pretty much replaced BJT
technology for all digital applications and much of analog.
Basically, an FET i
Bandwidth of op amps
An experiment  connect a simple noninverting op amp and measure
the frequency response. From the ideal op amp model, we expect the
amp to work at ay frequency. Is that what happ
RC oscillators
The inverting comparator operation can be summarized as When the
input is low, the output is high. When the input is high, the output is
low.
vo
Rb
Ra
VREF +
vi
+
+Vp
vo
vi
VTH
VTL
Vn
V
Filter circuits
From our work with AC circuits, it should now be quite clear that the
behavior of the circuit depends critically on the frequency. The
impedance of the reactive elements varies dramati
Higher order lters
If we add more capacitors to the circuit, we can sharpen the transition
between the passband and the cutoff region.
R1
C1
+
R2
C2
+
Looks like two rstorder lowpass circuit stuck
BJT examples
For the circuit shown, use the exact BJT equations
to nd iC, iB, and vCE.
For the BJT, ISN = 1014 A and F = 100.
VBB
0.625 V
At room temperature, kT/q = 0.0258 V.
Assume forward active op
Ampliers
Twoport devices.
Apply a signal at the input usually a voltage, but it could be a
current.
The amplier magnies the signal and provides a bigger version of
it at the output.
v1
v2
Av
+ v = A
EE230
Homework set 10
Due: Nov. 30, 2016
Name_
Sec_
You can put your work and answers directly on these sheets. If you need extra pages in order to
show all your work, be sure to attach those also. Be
EE230
Homework set 11
Due: Dec. 7, 2016
Name_
Section_
You can put your work and answers directly on these sheets. If you need extra pages in order to
show all your work, be sure to attach those also.
EE230
Homework set 8
Due: Nov. 2, 2016
Name_Sec_
You can put your work and answers directly on these sheets. If you need extra pages in order to show
all your work, be sure to attach those also. Be su
EE230
Name_ Sec_
Homework set 9 (the detailed solution procedure required; choose 4 from 5 questions)
Due: Nov. 9, 2016
You can put your work and answers directly on these sheets. If you need extra pa