Electronic Circuits 2 - B2B31EO2

Credits 4
Semesters Winter
Completion Assessment + Examination
Language of teaching Czech
Extent of teaching 2P+2L
The course builds on the basic electric circuits course. It introduces multistage transistor amplifiers and basic applications in the field of electronic systems. Students become familiar with design and measurement of electronic systems, including nonlinear applications with regard to the real characteristics of operational amplifiers. Next operating principles and parameters of power amplifiers, linear stabilizers, switching power supply and D/A and A/D converters are presents.
Course outlines
1. Introduction to multistage transistor stages: Darlington circuit, difference transistor stage, properties and applications.
2. The combined dc-coupled stages: CC-CB, the cascode, Miller effect.
3. Internal structure of electronic systems: current sources, dynamic load - principle of operation, use in amplifier structures, basic parameters. Noise of electronic systems.
4. Behavioral models of circuit structures: static and dynamic parameters, error parameters, use for analysis of real circuits. The possibilities of Op-Amp parameters measuring.
5. Effect of Op-Amp parameters to real operational networks, the calculation of the limit parameters for precision applications, reached parameters of modern component base.
6. Nonlinear circuit structures and identification of its parameters, driven amplifiers, modulators, mixers, amplifiers of absolute value.
7. Controlled switches: possibilities of implementations, use - diode rectifiers, switching actuators including inductive loads, design of analog switches, analysis of the characteristics of the inverter for digital circuits.
8. Power amplifiers - parameter definitions, classes, characteristics, implementation options, deriving the basic parameters of the amplifier in class AB.
9. Class D power amplifiers, the operating principle, basic features, specifics of implementation, achieved parameters compared to class AB amplifiers.
10. Linear voltage and current regulators - principles, parameters of feedback stabilizers, the possibilities of realization, analysis of parameters.
11. Switched mode power supply: operating principle, typical circuits of DC-DC converters and their characteristics, the choice of circuit elements, implementation, the possibilities of simulation and measurement.
12. Reference sources, D/A converters, circuit diagrams, principle of function, characteristics, achieved parameters.
13. Sigma-Delta Modulator, A/D converters - principles, hardware implementation, characteristics, parameters.
Exercises outlines
1. Introduction. Operating point of transistor stage and its stabilization - computer simulation.
2. The parameter calculation of amplifiers with bipolar transistor.
3. Laboratory exercise - measurement of parameters of one-stage amplifier in different configurations.
4. Difference transistor stage, cascode - computation and computer analysis of the basic parameters.
5. The laboratory measurements of parameters of the difference amplifier.
6. Laboratory measurements of parameters of the operational amplifier.
7. Analysis and laboratory measurements of precision rectifiers.
8. Laboratory measurement of parameters of power audio amplifiers.
9. Laboratory measurement of parameters of Class D amplifier.
10. Calculation and computer analysis of feedback linear stabilizer.
11. Laboratory measurements of parameters of linear stabilizers.
12. Analysis of step-up and step-down DC/DC converters.
13. Laboratory measurements of parameters of switching power supplies.
14. Consultation, credit.
1. Adel S. Sedra, Kenneth C. Smith: Microelectronic Circuits, Oxford University Press, 6. vydání, 2009, ISBN 9780195323030.
2. Dostál J.: Operational amplifiers, Butterworth-Heinemann, 1993, ISBN 978-0750693172
3. Pressman A., Billings K.: Switching Power Supply Design, 3rd Ed., McGraw-Hill 2009, SBN 978-0071482721
4. Maloberti, F.: Data Converters. Springer, U. S., 2007