About Author

Dario Fresu

Dario Fresu is an electronic engineer and IPC certified designer with extensive experience working for both small and large companies, as well as a top university worldwide. Coming from a family that has been involved in the electrical and electronic field for four generations, Dario has been exposed to this industry since childhood, developing a passion for it long before it became his profession.

He is the owner and founder of fresuelectronics.com, where he provides expert consultations, as well as marketing and design services related to PCB and EMC design. He focuses particularly on achieving first-pass success for EMI and EMC, as well as embedded digital design.
His in-depth knowledge and practical approach ensure that designs are both efficient and compliant with industry standards.

In addition to his consulting work, Dario runs PCB Design Academies where he shares his expertise and passion with thousands of engineers and students. Through these academies, he provides comprehensive training that covers the latest techniques and best practices in PCB design, empowering engineers to create innovative and reliable products.

Recent Articles

Mastering EMI Control in PCB Design: How to Choose the Stackup for EMC Design One of the most important concepts to master when designing PCBs that outperform in terms of Electromagnetic Compatibility (EMC) is the choice of the layer stackup of the PCB. Figure 1 - Layer Stack Manager tool in Altium Designer This becomes one of the most significant aspects as it tightly relates to the containment of the electromagnetic fields in our PCB design. In this third article of the Mastering EMI Control in PCB Design series, we are Read Article

Mastering EMI Control in PCB Design: Component Placement for EMC In this second article of the Mastering EMI Control in PCB Design series, we will dive deeper into one of the key concepts for maintaining low levels of electromagnetic interference (EMI). Board segregation, also known as board partitioning, is a method used to organize the different circuit parts of a Printed Circuit Board (PCB) to keep them separate. This improves the overall performance of the board, particularly in terms of EMI. This Read Article

Mastering EMI Control in PCB Design: How Signals Propagate in a PCB Designing Printed Circuit Boards (PCBs) for Electromagnetic Compatibility (EMC) requires a solid understanding of signal propagation from the perspective of electromagnetic fields and currents. These concepts are important because they help us design PCBs with low levels of electromagnetic field emissions and low susceptibility to external emissions or interferences. In this first article of the Mastering EMI Control in PCB Design series, we will Read Article