PCB Via fill is a material used to fill through holes in a PCB board. Through holes are holes punched in a PCB to connect different circuit layers so that current or signals can flow through. The purpose of through-hole fillers is to prevent liquid solder pads or other impurities from remaining in the through-holes, […]
What is a circuit board stiffener?In the field of printed circuit boards, a circuit board stiffener is a support material that is glued to a specific part of the PCB to make it stiff (or thicker). Note that circuit board stiffener is not initially part of the circuit board, but is an additional component introduced
Bendable Circuit Board, or Flex PCB, is a type of circuit board that is manufactured using a flexible substrate. Its best feature is that it can be flexibly bent without affecting its performance or conductivity. Compared to traditional rigid circuit boards, flexible circuit boards have better adaptability and applicability. FPC is the United States in
Printed Circuit Boards (PCBs) are the backbone of modern electronics, facilitating the interconnection and functionality of various electronic components. The PCB manufacturing process is a meticulous and technically demanding sequence of steps aimed at ensuring the reliability, performance, and durability of these critical components. This comprehensive guide explores in detail each stage of the PCB
Residual copper in circuit boards is a common by-product of the manufacturing process, and excessive residual copper not only occupies space, but also may cause pollution to the environment. Therefore, how to remove copper from pcb has become the focus of attention of the majority of enterprises. Residual copper refers to the copper foil that
HDMI splitter is a way to HDMI signal into more than two-way function of the device, and split the signal and the source signal is the same, can be synchronized in real time. In layman’s terms, it is an HDMI interface to expand into multiple HDMI interfaces, so that you can use a host at
What is a splitter?It is an electronic device that is used to distribute electrical signals or data streams to different routes. It can split an input signal into multiple output signals according to a certain pattern, each output signal has the same electrical characteristics as the input signal, and the number of output signals can
The integration of IC (Integrated Circuit) boards and their components is central to modern electronics. IC boards, often referred to as PCBs (Printed Circuit Boards), serve as the backbone for most electronic devices, providing the physical and electrical connections needed for various components to communicate and function. This article delves into the essential components found
Adhesives play a critical role in the manufacturing and assembly of printed circuit boards (PCBs). Their primary functions include bonding components to the board, providing electrical insulation, and ensuring mechanical stability. With the ongoing miniaturization and complexity of electronic devices, the demand for high-performance adhesives has significantly increased. This article explores various types of adhesives
The Printed Circuit Board (PCB) is the heart of modern air conditioning units, playing a crucial role in their functionality and efficiency. Despite its importance, many users and even some technicians often overlook the complexities and critical functions of the aircon PCB board. This article aims to provide a comprehensive understanding of the aircon PCB
Circuit board stencil, also known as pcb stencil, is an important tool used to guarantee the quality of circuit boards and plays a key role in PCB manufacturing. It consists of a layer of metal mesh fixed on the surface of the printed circuit board, which is used to control the position of solder paste
Printed Circuit Boards (PCBs) form the backbone of modern electronic devices, serving as the platform that connects and supports various electronic components. An empty PCB board, devoid of its intricate web of components, represents the starting point of electronic innovation. This article delves into the significance, types, manufacturing processes, applications, and future trends of empty
A stencil printing is an important tool used in the PCB manufacturing process. stencils used in electronics factories are mainly used in the manufacture of parts of printed circuit boards. They are an integral part of modern electronics, and it can not be made without the use of stencils in electronics factories. A stencil is
Lead-free vs lead solder debate has been ravaging behind the scenes in the electronic manufacturing industry.
Over the years, PCB manufacturers have kept pace with industry challenges and responded with an influx of new technologies and practices. These include miniaturization of PCBs, flexible printed circuits, and the growing demand for green electronics.
PCB manufacturing employs practices that use less energy, reduce carbon emissions, and utilize non-toxic and environmentally friendly materials. Here we will compare Lead Solder with lead-free solder and discuss how to choose between leaded and lead-free solder.
What is solder mask layer? Soldermask, the soldering surface layer used to assemble electronic components, is usually made of a solderable material with a specific surface treatment and chemical composition that allows the components to be easily attached to the PCB. The surface of the soldermask is usually coated with a thin layer of solder
Solder balls are small spheres made of pure tin or tin alloy. It has good corrosion resistance and electrical conductivity, so they have a wide range of applications in electronic component manufacturing, soldering and energy storage. Classification of tin balls1.SnPb C4 Bump (SnPb C4 tin ball)Traditional solder balls made of tin-lead (SnPb) alloy with a
HDI multilayer PCB represent a significant advancement in printed circuit board technology. They are essential components in many modern electronic devices, offering numerous advantages over traditional PCBs. This article delves into the intricacies of HDI multilayer PCBs, exploring their structure, benefits, applications, and the manufacturing processes involved. The Structure of HDI Multilayer PCBs HDI multilayer
What is a substrate in semiconductor?A semiconductor substrate is a key material used in the manufacture of integrated circuits. It is usually made of monocrystalline silicon and is characterized by high purity and absence of impurities. The surface of the substrate is coated with a layer of photoresist to create graphics by photolithography. Oxide and
Thick film ceramic pcb is printed metal wiring layer by screen printing process, and then degreased and sintered (generally 850~900℃) to form a circuit. Depending on the viscosity of the metal paste and screen mesh size, the thickness of the prepared metal wiring layer is generally 10μm to 20μm (increasing the thickness of the metal
Flexible Copper Clad Laminate (FCCL) refers to a kind of flexible insulating materials such as film on one or both sides, through a specific process, and copper foil bonded together with the formation of copper cladding board, FCCL is a flexible circuit board (Flexible Printed Circuit, FPC) processing substrate, according to the structure of the
Coplanarity, or the degree of co-planarity of the pins, refers to the deviation of the ends of the pins of an SMT component relative to an ideal plane. Ideally, all pins should be completely coplanar so as to ensure good contact with the PCB pads during the placement process. Insufficient coplanarity may lead to poor
Do you know what ipc electronics standards are?For those who work in the electronics industry or PCB assembly may wonder if there is a fixed standard to ensure the quality of my products and if there is a common language for this industry. The solution to all these problems is the IPC standard. So what
In the design and manufacture of circuit boards, pcb dimensions tolerance is a very critical issue that directly affects the effectiveness and performance of the circuit board.PCB board dimensional tolerances refer to the range of deviations allowed on the basis of set standard dimensions.Usually the dimensional tolerances of pcb plates are categorized into maximum and
What is solder flux? Flux is a substance that helps soldering of electronic components, and at the same time protects the soldered parts and prevents oxidation. Common fluxes are rosin-based mixtures that remove oxides from the solder and the soldered surface, thereby reducing surface tension and improving solderability. Solder flux according to its form can
