1. Open book, open notes, bring a calculator
Exam 2 information
Open book, open notes, bring a calculator
Eligible topics (1 of 3) (not an exhaustive list)
Everything covered up to but and including BJTs but not including FETs
Bipolar Junction Transistors, BJTs
BJT basics terminals (Base, Emitter, Collector) versions (NPN, PNP) junctions (EBJ, CBJ)
Modes of operation and junction bias conditions cutoff, active, saturation, reverse active characteristics of each mode
DC analysis BJT circuits VB, VC, VE, IB, IC, IE Verifying assumed mode Power dissipation
BJT characteristics Early effect, Early voltage Breakdown voltage

2. Open book, open notes, bring a calculator
Exam 2 information
Open book, open notes, bring a calculator
Eligible topics (2 of 3) (not an exhaustive list)
BJT Amplifiers
BJT as amplifier Active-mode operation small-signal condition for linear operation
Small-signal models transconductance (gm), current gain () hybrid-pi model: input resistance (rp), output resistance (ro) T model: input resistance (re), output resistance (ro)
AC analysis voltage gain, current gain, input resistance, output resistance max signal level without saturation or cutoff
Biasing options minimizing IB sensitivity to parameter variations (e.g., VCC, , temperature)

3. Open book, open notes, bring a calculator
Exam 2 information
Open book, open notes, bring a calculator
Eligible topics (3 of 3) (not an exhaustive list)
BJT Amplifiers
BJT amplifier configurations common emitter, common base, common collector (or emitter follower) characteristics of each configuration
Higher-order model components rm, Cm, Cp
High-frequency performance characteristics and analysis break frequency, fB unity-gain frequency, fT
Data sheet interpretation

4. Exam 2 information Open book, open notes, bring a calculator
Specific topics (not an exhaustive list)
Given a BJT amplifier circuit drawing identify the amplifier configuration solve for DC voltage or current, power dissipation draw the small-signal equivalent circuit find gm, rp
Given the BJT amplifier’s small-signal equivalent circuit derive an expression for Av derive an expression for Rout sketch the amplifier circuit find the break frequency for a circuit containing a capacitor
3 problem sets, total of 8 questions