In today’s era of increasingly miniaturised and multifunctional electronic devices, flexible printed circuits (FPC) have become vital bridges connecting critical internal components. However, as technological aesthetics and application scenarios continue to expand, a novel type of flexible circuit board—the transparent flexible printed circuit (Transparent FPC)—is emerging. It not only inherits the flexibility of traditional FPC […]
With the advancement of modern electronic technology, the trend towards high-frequency signal transmission and high-speed digitalisation has become mainstream, making high frequency PCB design a crucial field of research. High frequency circuit boards are typically defined as boards handling electromagnetic frequencies exceeding 1GHz, imposing heightened demands on substrate properties, routing, and overall design. In high-frequency
Flexible printed circuits (FPC), also known as flexible circuit boards, stand out in the electronics sector due to their high wiring density, lightweight and slim profile, and exceptional bending performance, making them highly favoured within the industry. These unique advantages enable FPCs to adapt flexibly to various complex shapes and size requirements, proving particularly suitable
In the manufacturing and repair of electronic products, soldering electronic components constitutes a fundamental and critical process. To ensure the proper functionality and long-term stability of circuit boards, strict adherence to a series of operational protocols is required from component preparation through to the final completion of soldering. Surface Mount TechnologySurface Mount Technology (SMT) is
Rogers PCB assembly is a core process in the manufacturing of modern high-performance electronic devices. This article aims to detail how, during Rogers PCB assembly, exceptional performance and reliability are achieved through meticulous signal protection, optimized microstrip line and grounding techniques, rational component layout and shielding, as well as rigorous post assembly testing and debugging.
In the field of high frequency pcb circuit design, the quality of material properties directly determines signal transmission efficiency and stability. With the rapid advancement of technologies such as 5G communications, millimeter-wave radar, and industrial IoT, the demand for low-loss, high-reliability circuit materials is increasingly urgent. The RO4000® series hydrocarbon ceramic laminates, leveraging their unique
In RF circuit design, signal interference, power supply noise, and mutual interference between components often become critical factors limiting system performance. Through scientific and rational partitioning design, effectively separating circuit modules with different functions can not only significantly reduce signal interference but also greatly enhance system stability and reliability. High-frequency component separation: Isolate high-frequency components
The laminate structure of RF PCB must consider not only the impedance of RF signal traces but also heat dissipation, current, components, EMC, structural integrity, and skin effect. When layering and stacking multilayer printed circuit boards, we typically adhere to the following fundamental principles: A) Each layer of an RF PCB should feature a large
The CCL (Copper Clad Laminate) lamination process utilizes high-temperature and high-pressure conditions to achieve a tight and robust bond between the copper foil and substrate within the laminate. This process is centered on producing high-quality, high-performance PCBs (Printed Circuit Boards), ensuring the CCL meets the electrical, mechanical, and chemical properties required for PCBs. CCL Laminating
Connections between pcb circuit boards are primarily achieved through conductive connectors, wires, flexible printed circuits (FPC), board-to-board connectors, and soldering techniques. Among these, flexible printed circuits (FPC) serve as a widely adopted connection method, excelling in the creation of reliable, high-density electronic products. Their lightweight, thin profile and excellent flexibility make them highly suitable for
SMT stencils, commonly referred to as ‘templates’, are an indispensable component of the SMT (Surface Mount Technology) process; they serve as the template for printing solder paste onto the PCB (Printed Circuit Board) during the initial stage of surface mounting. In the first stage of the SMT process, this smt stencil is employed to precisely
PCB trace impedance refers to the total resistance encountered by electrical signals during transmission across a PCB board. In layman’s terms, it represents the ‘resistance’ encountered by electrical signals as they traverse the PCB. PCB trace impedance matching denotes the adjustment and alignment of trace impedance to ensure more stable and reliable signal transmission across
Semi flex pcb is essentially “standard” multilayer PCBs manufactured using specific grades of FR4. The thickness of the FR4 is subject to particular tolerances, enabling thinner sections to provide the flexible/bendable portions traditionally achieved with rigid FR4. Semi flex pcb is suitable for static applications (where the flexible section aids assembly) or scenarios involving minimal
High speed PCB design specifically refers to systems that utilise high speed digital signals to transmit data between components. The boundary between high-speed digital design and simpler circuit boards employing slower digital protocols is not always clear cut.Typically,the key indicator determining whether a system qualifies as ‘high-speed’ is the edge rate (or rise time) of
The Impact of PCB Impedance Control on Circuit Performance and Stability. In the design of high-frequency, high-speed electronic products, the stability and reliability of circuit performance critically influence product quality. PCB impedance control, as one of the key factors affecting signal transmission quality, is an indispensable technique in high-quality circuit board design. PCB impedance control
Driven by innovation in consumer electronics, medical devices, aerospace, and other fields, flexible pcb (FPC) have become core components for achieving three-dimensional structural integration and dynamic functionality in devices. However, the physical properties of flexible substrates differ fundamentally from those of rigid PCBs. Relying solely on the inherent flexibility of the material cannot guarantee long-term
Silkscreen printing is typically employed to mark useful information on PCB boards, aiding users during the assembly process. It serves to label component values, part numbers, polarity, and other details, while also incorporating version numbers, manufacturer information, and similar data. PCB silkscreen printing is completed during the PCB manufacturing process, yet it is utilised in
Rogers RT duroid high-frequency circuit materials are composite laminates of PTFE (with random fillers of glass or ceramic), suitable for high-reliability applications such as aerospace. For many years, the RT/duroid series has been recognised within the industry as a high-reliability material offering exceptional performance. AdvantagesThe RT/duroid material series offers significant advantages including ultra-low loss, low
Rigid PCB, commonly referred to simply as PCBs, are what most people envision when thinking of circuit boards. These boards utilise conductive tracks and other components arranged upon a non-conductive substrate to connect electrical components. In rigid circuit boards, the non-conductive substrate typically incorporates glass cloth, which enhances the board’s strength and imparts rigidity. Rigid
Qu’est-ce qu’un PCBA ? PCBA signifie PCB Assembly, c’est-à-dire Printed Circuit Board Assembly, c’est-à-dire que les composants électroniques sont fixés sur le PCB par soudure ou enfichage pour former un produit électronique complet. Le PCB est la base du PCBA, un substrat isolé utilisé pour la connexion électrique entre les composants électroniques, grâce à des
Was ist eine Leiterplatte? Die Leiterplatte ist die Kernkomponente der Elektronikindustrie und die Hauptplatine der elektronischen Fertigungsindustrie. Die Entwicklung der pcb ist eng mit dem rasanten Fortschritt der Elektroniktechnologie verbunden und fördert gemeinsam die kontinuierliche Innovation und den Fortschritt der elektronischen Informationsindustrie. Aufgrund ihrer Verwendung im elektronischen Druck wird sie als Leiterplatte oder Printed Wiring
Qu’est-ce qu’un circuits imprimé ? Le circuit imprimé est le composant central de l’industrie électronique et la carte mère de l’industrie de fabrication électronique. Le développement des circuits imprimés est étroitement lié à l’évolution rapide des technologies électroniques, favorisant conjointement l’innovation et le progrès continus de l’industrie de l’information électronique. En raison de son utilisation
Les circuits imprimés électroniques médicaux sont devenus l’un des types de circuits imprimés les plus complexes et les plus difficiles à fabriquer dans l’industrie. L’assemblage des circuits imprimés joue un rôle fondamental dans les équipements médicaux, impliquant des tâches clés telles que la transmission de signaux et le traitement des données. Son innovation technologique favorise
Medizinische Elektronik-Leiterplatten haben sich zu einer der komplexesten und anspruchsvollsten Leiterplatten der Branche entwickelt. Die Leiterplattenbestückung spielt eine grundlegende Rolle in medizinischen Geräten und umfasst wichtige Aufgaben wie Signalübertragung und Datenverarbeitung. Ihre technologische Innovation fördert die Miniaturisierung und intelligente Entwicklung medizinischer Geräte und gewährleistet gleichzeitig die Zuverlässigkeit der Geräte sowie innovative Forschung und Entwicklung. Durch
