Electronic manufacturer

Leiterplatte Erdung

Considerazioni chiave per la progettazione della messa a terra dei circuito stampato

Il piano di messa a terra su un circuito stampato è in genere un’ampia area metallica collegata alla massa del circuito. Quest’area metallica può occupare solo una piccola porzione della scheda oppure, nei progetti multistrato, può estendersi su un intero strato. A seconda dei requisiti di progettazione, può anche estendersi su più strati. La messa […]

Presensitized PCB boards

What is a presensitized PCB board?

What is a presensitized PCB board?A presensitized pcb board is a special type of printed circuit board with a photosensitive surface. It supports photolithography technology and can be adjusted using ultraviolet light. Despite common misconceptions, presensitized PCBs are similar to standard copper-clad PCBs, but essentially involve transferring graphics onto the board. Presensitized printed circuit boards

pcb board

PCB board testing methods and advantages

PCB board serves as the core components of electronic products, and their quality directly impacts the performance and reliability of the final product. With the rapid advancement of electronic technology, PCB design has become increasingly complex, with higher density and integration levels. This has led to higher demands on PCB inspection, rendering traditional inspection methods

green electronic manufacturing

Elektronische Fertigung

Elektronikfertigungsdienstleistungen (EMS), auch bekannt als ECM (Electronic Contract Manufacturing), sind Elektronikhersteller, die eine Reihe von Dienstleistungen für Markeninhaber elektronischer Produkte anbieten, darunter Fertigung, Beschaffung, Teilkonstruktion und Logistik. Im Vergleich zu traditionellen OEM- oder ODM-Dienstleistungen, die nur Produktdesign und OEM-Fertigung umfassen, bieten Elektronikhersteller Wissen und Managementdienstleistungen wie Materialmanagement, Logistik und Transport sowie sogar Produktwartungsdienstleistungen an. Der

EMI shielding

Board-level EMI shielding technology in PCB design

EMI radiation consists of electric and magnetic fields, which disrupt the normal operation of electronic devices. These electromagnetic waves propagate within electronic devices and interfere with electrical components, with their ratio referred to as wave impedance. To reduce EMI, we use metal cans (Faraday cages) to encapsulate electronic circuits on printed circuit boards (PCBs), which

Leiterplatte Erdung

Wichtige Überlegungen zum Entwurf der Leiterplatte-Erdung

Die Erdungsfläche auf einer Leiterplatte ist in der Regel ein großer Metallbereich, der mit der Schaltungserde verbunden ist. Dieser Metallbereich kann nur einen kleinen Teil der Platine einnehmen oder sich bei mehrschichtigen Designs über eine gesamte Schicht erstrecken. Je nach Designanforderungen kann er sogar mehrere Schichten umfassen. Einfach ausgedrückt ist die Erdung die Festlegung eines

Leiterplatte Erdung

Considérations clés pour la conception de la mise à la terre des circuits imprimés

Le plan de masse d’un circuit imprimés est généralement une grande surface métallique reliée à la masse du circuit. Cette surface métallique peut occuper seulement une petite partie de la carte ou, dans les conceptions multicouches, s’étendre sur toute une couche. Selon les exigences de conception, elle peut même s’étendre sur plusieurs couches. En termes

Leiterplatte Erdung

Key Considerations for PCB Grounding Design

The pcb grounding plane on a PCB is typically a large metal area connected to the circuit ground. This metal area may only occupy a small portion of the board or, in multi-layer designs, it can span an entire layer. Depending on design requirements, it may even span multiple layers. Grounding, in simple terms, is

pcb board layer

PCB board layer layout principles

A PCB board layer typically refers to the number of conductive layers within a printed circuit board (PCB). These conductive layers are made of copper foil and are a critical component for establishing electrical connections between electronic components. The design of the number of layers in a PCB directly impacts its performance, cost, and application

pcb via

The key role of PCB via plugging

Conductive via holes, also known as through holes, pcb via must be filled to meet customer requirements. After extensive testing, the traditional aluminium plate filling process has been replaced with a white mesh to complete the solder mask and filling of the PCB surface. This ensures stable production and reliable quality. Via holes serve to

pcb pad

Key points in PCB pad design

PCB pad is a critical component of printed circuit boards, serving as the interface between electronic components and the circuit board for establishing electrical connections and mechanical support. The quality of pad design directly impacts component soldering reliability, overall product performance, and manufacturing process efficiency. PCB pad widthThe width of the PCB pad should be

PCB aspect ratio

PCB aspect ratio design reference factors

The pcb aspect ratio, which is the ratio of the length to the width of the circuit board, is a critical parameter in electronic design. The aspect ratio refers to the ratio of the length to the width of the circuit board, and it not only affects the physical dimensions and layout of the circuit

electroplating

Advantages and influencing factors of electroplating hole filling process

Electroplating via filling is a key technology in the field of modern high-density electronic packaging. It not only greatly enhances the design flexibility and performance of PCB boards, but also demonstrates significant advantages in product reliability, heat dissipation capabilities, and production efficiency. This article will explore the many advantages of electroplating via filling in depth

rf cable assembly

Performance testing and transmission distance of RF cable assembly

RF cable assembly is cable that transmit radio frequency (RF) signals from one device to another. They consist of coaxial cable and RF connectors at both ends. Coaxial cable has a central conductor surrounded by an insulating layer and a shielded outer conductor. RF connectors are designed to match the impedance and frequency range of

rf cable

What is a RF cable?

What is a RF cable? A RF cable is a type of cable used for transmitting high-frequency signals, and its construction differs from that of ordinary cables. RF cable typically consist of the following four layers:‌Inner conductor‌: A central metal wire (copper or silver-plated copper) responsible for signal transmission. ‌Insulation layer‌: A dielectric material (such

rf circuit board design

Key Techniques for RF Circuit Board Design Interference Resistance

As a core component of electronic devices, the performance stability of RF circuit boards directly affects the overall operational effectiveness of the device. However, in complex electromagnetic environments, RF circuit boards are highly susceptible to various forms of electromagnetic interference, which can lead to performance degradation or even failure. Therefore, implementing effective shielding measures to

RF pcb shielding

RF PCB Shielding Methods

RF pcbs are core components in electronic devices, and their performance stability directly affects the overall operational effectiveness of the device. However, in complex electromagnetic environments, RF circuit boards are easily susceptible to various electromagnetic interferences, leading to performance degradation or even failure. Therefore, effective RF PCB shielding is particularly important. Basic Principles of RF

PCB teardrop

The Function and Design Points of PCB Teardrop

What is a PCB teardrop? A PCB teardrop is an additional copper pad, either straight or circular, located at the connection point between a pad or via and a trace, or when a trace transitions between different widths. For example, if part of your trace width changes from 10 mil to 4 mil, a teardrop

EMI coating

Sputtering target materials contribute to the development of EMI coating

EMI coating is a thin film made from materials that shield electromagnetic interference signals, capable of blocking the propagation of electromagnetic waves. EMI coating is typically made from conductive materials and can be applied via adhesion or spraying to the external surfaces or internal structures of various electronic devices. EMI signal shielding coatings can be

graphics card pcb

The impact of graphics card pcb layer count on performance

A graphics card circuit board, also known as a graphics card motherboard or graphics card PCB, is a circuit board used to transmit signals from the graphics processing unit (GPU). It is a very important component inside a computer, working in conjunction with the CPU and memory to ensure that the computer can handle high-load

graphics card PCB

The core role of the graphics card PCB power supply system

On a graphics card pcb, the power supply section is just as critical as the graphics processing unit (GPU). If the GPU is the ‘brain’ of the graphics card, then the power supply section is its ‘heart.’ Without a robust ‘heart’ providing foundational support, even the most powerful ‘brain’ cannot function properly. Additionally, the design

FPC coverlay

Advantages and disadvantages of FPC coverlay

What is coverlay in fpc?FPC coverlay is polymer film made from materials such as polyimide (PI), primarily used to protect and insulate the external circuits of flexible PCB. FPC coverlay is the earliest and most widely used technology in the application of cover layers for flexible printed circuit boards. FPC coverlay primarily serves to protect

pcb overmolding

Introduction to PCB overmolding process

PCB overmolding is a technique that involves coating printed circuit boards (PCBs) with protective polymer resin. This process is designed to protect PCBs from external factors such as humidity, dirt, and temperature fluctuations. During the pcb overmolding process, the polymer resin is injected and cured around the PCB circuitry, forming a tight and secure seal.

pcb board

Causes and Countermeasures for PCB Warping in SMT Processing

PCB warping is a common quality issue in surface mount technology (SMT) processing, severely affecting the performance and reliability of electronic products. This phenomenon is not caused by a single factor but rather the combined effect of multiple factors. Gaining a deep understanding of these underlying causes is key to effectively preventing and resolving PCB

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