Exam 2 information Open book open notes bring

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

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)

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 , C p • High-frequency performance characteristics and analysis break frequency, f. B unity-gain frequency, f. T • Data sheet interpretation

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