Construction of Electronic Systems

Subject description

Introduction into design of new products, product development cycle, market development phases. Design strategies, time and financial plan. Electrical, mechanical, thermal and design requirements. Economic aspects of development, construction, maintenance and disposal of electronic devices.

Legal restrictions of electronic products. Standardization system, European harmonized standards. The CE marking. Worldwide product quality and safety regulators. Safety and EMC directives and standards.

EMC basics, noise coupling paths, near and far electromagnetic field, common and differential mode signals, measurements of the EMC.

Passive and active electronic components, integrated circuits. Footprints and markings.

Power supply sources. The standard supply voltage and logic levels. Rectifiers, stabilizers and references. Batteries and accumulators. Electrical connections, connectors, cables, types and markings. Basics of reliability of electronic devices and systems, environmental influences, part stress analysis, reliability databases.

Printed circuit board technologies, materials, types and manufacturing. PCB design, tools and approaches. PCB layout and routing strategies. PCB design techniques for EMC, noise filtering and decoupling. Power supply decoupling. Ground routing and power distribution. Noise suppression on power and signal lines and connectors. Ground planes. Multilayer PCBs.

Electrostatic discharge and surge protection techniques and devices. Signal integrity. Transmission lines and impedance matching. Signal crosstalk. PCB design and output files for mass production and pick&place considering technology limitations.

Device housing. Standards, formats, compatible housings. Thermal management. Heat sinks and materials. Techniques and procedures for the housing design. Shielding and grounding of devices and cables.

The subject is taught in programs

Objectives and competences

Students should acquire skills and theoretical knowledge to design electronic devices in accordance with applicable regulations and standards.

Teaching and learning methods

Lectures, laboratory exercises, project work.

Expected study results

On successful completion of this module, students should be able to:

choose the applicable standards to which the device must comply according to the currently valid legislation and the type of the device,
select appropriate materials and technology for the manufacturing and assembly of printed circuit boards,
design a printed circuit board according to the given scheme with respect to good engineering practice to achieve compatibility with the applicable standards and to the production technologies,
use computer programs for the simulation and design of electrical schemes and printed circuit boards,
select materials, topology, components and calculate their values for the purpose of noise filtering and suppression,
select the best topology and the termination of the electrical connections according to the type of signal,
identify the most likely source of problems related to electromagnetic compatibility in the circuit and suppress it with the most appropriate means.

Basic sources and literature

Jankovec M., Konstruiranje elektronskih naprav, slikovno gradivo in zapiski predavanj, Ljubljana, 2016.
Henry W. Ott, Electromagnetic Compatibility Engineering, Wiley-Interscience, ISBN 978-0-470-18930-6, New York, 2009.
Howard W. Johnson, Martin Graham, High-Speed Digital Design, A Handbook of Black Magic, Prentice Hall PTR, New Jersey
Lee. W. Ritchey, Right the first time, Speeding edge, ISBN-0-9741936-0-7, 2003
Mark I. Montrose, Printed Circuit Board Design Techniques for EMC Compliance, Wiley-Interscience IEEE, ISBN 0-7803-5376-5, New York, 2000.
Mark I. Montrose, EMC and the Printed Circuit Board – Design, Theory and -Layout Made Simple, Wiley-Interscience IEEE, ISBN 0-7803-4703-N, New York, 199
Tim Williams, EMC for Product Designers, Third edition, ISBN 0 7506 4930 5, 2001.