Castellation PCB is a type of printed circuit board (PCB) that has a series of small, plated through holes along the edges of the board. These holes are used to create a connection between the board and other components in a circuit. This article delves into the design, manufacturing, and testing processes involved in creating […]

Printed Circuit Boards (PCBs) are an essential component of nearly every electronic device, providing the foundation for the connections and features that enable functionality. As technology advances and devices become more complex, the importance of efficient and effective PCB layout design has become increasingly critical. This article will guide you through designing a PCB layout, […]

Chemical etching uses acidic chemicals to remove material and create an etched pattern on a metal surface. This article delves into the fundamental processes of chemical etching, its myriad applications, and nuanced techniques employed to achieve precision and perfection in the final product.   Electronic circuit chip (fabricated through chemical etching) Introduction In the intricate […]

Testing PCBs involves using various methods and tools to ensure that all the individual elements of a PCB perform optimally, making up a high-quality PCB assembly. This article delves into the methods, procedures, and requirements of PCB testing. Electronic Circuit Board Introduction to PCB Testing Testing is integral to PCB manufacturing, ideally conducted throughout the production […]

Vias are small holes in a PCB that enable electrical connections between different layers of the board. In the context of PCB design, via tenting refers to the process of covering the vias with a protective layer, typically a solder mask or dry film. This protective layer shields the vias from environmental factors, such as […]

A microvia connects layers in HDI substrates and PCBs, enabling high input/output density in advanced packages. This article delves into the role and significance of microvias in modern electronics, exploring their impact on device miniaturization and functionality.   PCB with a green solder mask and high-density interconnects Introduction Microvias represent a crucial innovation in printed […]

Bare boards are the skeletal framework of printed circuit boards (PCBs). They are without electrical components which should have made it a fully functional PCB. This article details the uses, benefits, and drawbacks of bare boards, including the types of bare board testing.   Bare printed circuit board Introduction The bare printed circuit board is […]