DORDT COLLEGE ENGINEERING DEPARTMENT
ELECTRONICS II — EGR 323
(Spring 2013)

PROBLEM SETS

(Last update: 5/04/2013 11:51 am)
PS
#  
Assigned Due Returned Problems Assigned
(In Sedra & Smith unless otherwise noted)
14

4/26 5/03 5/04
  Topics: Negative feedback, stability
  Read 10.1, 10.2, 10.8, 10.10
  Do +10.1, 10.3, +10.16, *10.22, +10.80
 
  Note errata on page 811.
13

4/19 4/26 5/01
  Topics: Est. half-power freq non-dominant poles
              Miller's theorem
  Read 9.4, 9.5
  Do +9.46, +9.58, 9.64, 9.66
  Hint on 9.66, see Eqs 9.102, 9.103, 9.104.
 
  Note errata on problem 9.64.
  Note errata on the answer to problem 9.66.
12

4/15 4/19 4/29
  Topics: HF response of transistors, CS, CE amps
  Read 9.2, 9.3
  Do +9.17, 9.21, +9.33, 9.36
11

4/05 4/15 4/26
  Topic: Low frequency response of CS, CE amps.
  Review Appendix F, Read 9.1
  Do F.9, +D9.1, 9.3
 
  Optional: Review Alexander and Sadku, 4th ed.
  Chapter 14, Sections 1 through 4. (This was
  your EGR 220 textbook.)
10

3/29 4/05 4/10
  Topics: Freq. domain, poles, zeros, Bode plots
  Read Sedra and Smith's Appendix F and the
  Introduction to Chapter 9 in Sedra and Smith.
 
  Do (from Appendix F) F.1, F.3, F.4, F.6, F.7,
  F.8, F.10
 
  Optional: Read Alexander and Sadku, 4th ed.
  Chapter 14, Sections 1 through 4. (This was
  your EGR 220 textbook.)
9

3/08 3/29 4/01
  Topics: Differential amp. non-ideal offsets,
              Active load for differential amp.
  Read 8.4, 8.5, 8.6
  Do 8.71, 8.82, D8.85, *8.89, +*8.118 and for
  part (c) you may use any method you like.
 
  Note: The answer in Appendix I for +*8.118 is
  accurate to only about one significant figure.
  You should do better.
8

3/01 3/22 3/25
  Topics: MOS and BJT differential pairs
  Review 8.1; Read 8.2, 8.3
  Do 8.1, D8.14, 8.28, +8.32, 8.39
  Hint for 8.39: Mathcad or equivalent can help.
 
  As discussed in class on 3/04, the due date for this
  problem set was extended from 3/08. Prof. De Boer
  encourages you to turn this work in on 3/08 if at all
  possible so that you return from spring break
  refreshed.
7

2/22 3/01 3/08
  Topic: MOS differential pair
  Read 8.1
  Do +8.11
--

----- -----     Study for the test on Wednesday, 2/27
6

2/15 2/22 3/06
  Topics: Current mirrors:
                Basic, cascode, Wilson, Widlar;
                Beta multiplication: Darlington, Szikai
  Read 7.4, 7.5, 7.6
  Do +7.49, 7.50, D7.68, +D7.79, 7.83
5

2/13 2/15 3/04
  Topics: IC Design Philosophy (FETS are cheap);
                Theoretical gain limitations;
                Cascode amplifiers
  Read 7.1, 7.2, 7.3
  Do 7.2, D7.6, 7.12, 7.28, 7.41
 
  Note errata on problem 7.2.
  Note errata on problem 7.41.
4

2/01 2/11
b/c of
IEEE
Tour
2/25
  Topics: Common Base (CB), Com. Collector (CC)
                Biasing: Classical, Feedback, I source
  Read 6.6.5 – 6.6.7, 6.7, 6.8, 6.9
  Do 6.125, D6.128, 6.142
  Note: as per discussion in class on 2/04, the due date
  was changed from 2/06 to 2/11.
3

1/25 2/01 2/20
  Topics: Common emitter (CE)
  Read 6.6 through 6.6.4 (pages 422 – 435)
  Do 6.108, D6.109, D*6.114
2

1/18 1/25 1/30
  Topics: BJT amplifiers, small signal models
  Review 6.1, 6.2, 6.3, Read 6.4, 6.5
  Do +D**6.64, +6.71, 6.74, 6.82, 6.85, 6.93,
  6.100
 
  Note errata in figures on pages 402, 403.
  Note errata in the answer to +D**6.64.
  Note errata in the answer to +6.71.
1

1/16 1/18 1/21
See
notes
6 and 9
below
  Topics: BJT operation, DC characteristics
  Review 6.1, 6.2, 6.3
  Do +6.12, +D6.65
 
  Note errata on the answer to +6.12.
  Note clarification of problem D6.65.
  Note errata on the answer to D6.65.
  Note that different printings of the textbook
  have different answers for Chapter 6 in the
  Appendix. You can find more answers than
  appear in your textbook by using the list of
  errata.

Note 1) Discussion in class is an important part of working the assignments. Students must be prepared to discuss the assignments starting with the class following the "Assigned" date.

Note 2) The text includes "Exercises" embedded throughout the reading assignments and "Problems" at the end of each chapter. All the assignments refer to "Problems" at the end of the chapter unless they are prefixed with "Ex". Example: The first problem assigned in this class, 1.5, is found on page 42 but Ex1.5 is found on page 11 (and Ex1.5 is not the assigned problem).

Note 3) A "+" mark in front of the problem number means an answer is given at the end of the text, in Appendix I.

Note 4) The letter "D" in front of a problem number indicates a design oriented problem. The student may need to use some judgement in understanding what the problem statement is requesting. (Ask Prof. De Boer if you are in doubt.)

Note 5) Asterisks (*) indicate more difficult or more time-consuming problems (in the authors' judgement). The more asterisks, the more difficult.

Note 6) If the "Returned" date is a link, then the solution key is posted on courses@dordt. Click on the returned date to go directly to the solution key.

Note 7) Problem sets shown above with no "Assigned" date are tentative. More problems might be added, expected due dates might change, but problems shown will eventually be assigned.

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