Overview of the 2019 Spring Festival The Chinese Spring Festival, also known as the Lunar New Year or chunjie (春节), is the most important traditional holiday in China. It marks the beginning of a new year on the traditional Chinese calendar. In 2019, the Spring Festival falls on February 5th, […]

Introduction to UL certification UL (Underwriters Laboratories) certification is a widely recognized safety standard for electronic products in the United States and around the world. It ensures that products meet specific safety requirements and are safe for use by consumers. UL certification is essential for manufacturers who want to sell […]

Understanding PCB Layers Printed Circuit Boards (PCBs) are the backbone of modern electronics. They provide a platform for mounting and interconnecting electronic components to create functional circuits. One of the key decisions in PCB Design is choosing the appropriate number of layers. In this article, we will focus on the […]

What is a PCB Trace? A PCB trace, also known as a PCB track or circuit trace, is a thin strip of copper or other conductive material that is etched or printed onto the surface of a printed circuit board (PCB). PCB traces are used to electrically connect different components […]

Ceramic printed circuit boards are made up of several material components layered and integrated together to form a high performance electronic substrate. The composition and characteristics of the materials strongly influence the properties and capabilities of the ceramic PCB technology. This article provides an overview of the key components that […]

Ceramic printed circuit boards provide high thermal conductivity and thermal management capabilities exceeding traditional FR4 PCBs. However, the thermal conductivity varies based on the specific ceramic material used in the PCB substrate. This article discusses the thermal conductivity ranges observed in various ceramic PCB materials and their implications on PCB […]

FR4 and alumina are two widely used printed circuit board (PCB) substrate materials with distinct properties and trade-offs. FR4 is the ubiquitous budget substrate for everyday electronics, while alumina ceramic caters to specialized high performance applications. This article examines the key differences between FR4 and alumina PCB substrates in terms […]

Ceramic printed circuit boards provide high reliability and performance making them ideal for demanding applications. However, fabrication of ceramic PCBs requires specialized processes that differ considerably from standard FR4 PCB manufacturing. This article provides an overview of the key steps involved in making ceramic printed circuit boards. Ceramic PCB Overview […]

Ceramic printed circuit boards (PCB) provide high performance and reliability for demanding applications like automotive, aerospace, military and high power electronics. The thickness of ceramic PCBs depends on the substrate material and design requirements. This article discusses common ceramic PCB thickness ranges and the factors influencing thickness selection. What is […]

Alumina (aluminum oxide – Al2O3) ceramic is a popular substrate material used in electronics manufacturing. Alumina substrates offer various benefits that make them well-suited for demanding applications. This article discusses the key advantages and typical uses of alumina substrates. What is Alumina Substrate? Alumina substrate consists of a base plate […]