PCB (Printed Circuit Board) is an important platform for connecting electronic components. In the process of PCB fabrication, pcb test points are certain wiring points set on the PCB for circuit testing and debugging. Test points are very important for the operation and debugging of circuits, which improves the reliability of circuits, reduces production costs, […]
What is reflow soldering? It is a process in which solder paste (a viscous mixture of powdered solder and flux) is used to temporarily connect one or thousands of tiny electrical components to their contact pads, and then the entire assembly is subjected to controlled heat. The solder paste reflows in a molten state to
Reflow soldering is a soldering process in which a solder joint is formed by re-melting a pre-placed solder without adding any additional solder during the soldering process. An auxiliary tool used in reflow soldering is the reflow carrier, which is an auxiliary tool used in the SMT reflow soldering process and is also known as
ENIG plating is a surface treatment process of Electroless Nickel/Immersion Gold. It chemically replaces palladium on the surface of copper and chemically plates a nickel-phosphorus alloy layer on top of the palladium core, and then plates a layer of gold on the surface of nickel through the replacement reaction. In short, ENIG plating is the
Electroless nickel immersion gold is a technology that utilizes the principle of chemical reaction to deposit a nickel alloy coating on the surface of a material under electrolyte-free conditions. This technology is widely used in the electronics, automotive and aerospace industries. Compared with the traditional electrolytic nickel plating, electroless nickel plating has the advantages of
Immersion gold technology is a process that deposits a thin layer of gold on the surface of copper through a chemical reaction. In the manufacturing process of printed circuit boards, the electrical conductivity and corrosion resistance of gold provide a key guarantee for the performance of the board. Simply put, it is the use of
Laminate PCB board is a composite material consisting of multiple layers of thin plates stacked on top of each other with good electrical conductivity, insulation, and mechanical strength. In the manufacturing process of printed circuit boards, laminate is used as a substrate to carry the functions of wiring and soldering electronic components. Its quality directly
What is copper clad laminate?It is a composite material in which copper foil is tightly bonded to an insulating material, play a key role in PCB manufacturing. First, the copper foil provides the electrical conductivity that allows electronic components to be efficiently connected through the PCB. Secondly, the insulating material provides the necessary electrical isolation,
Gold plated circuit board is a special type of circuit board plated with a layer of gold on the surface of the circuit board’s pads. The principle is that the nickel and gold (commonly known as gold salt) dissolved in a chemical solution, the circuit board will be immersed in the plating cylinder and turn
What is msap?It is an advanced printed circuit board manufacturing process designed to produce circuit boards with high precision and excellent performance. The process works by applying conductive materials to the desired circuit pattern and protecting it in unwanted areas, followed by plating and coating of resist layers, and finally by flash etching to remove
Copper coin pcb is a kind of printed circuit board made of copper material, its appearance is small and lightweight, shaped like a copper coin and so named. Compared with the traditional FR4 or CEM-3 and other materials made of circuit boards, copper coin circuit boards have a higher thermal conductivity and electrical conductivity, to
Thermal Clad PCB is an advanced circuit board technology that improves the heat resistance, insulation and mechanical strength of circuit boards by adding a layer of thermal laminate material on top of traditional printed circuit boards. This innovative technology enables thermal laminate printed circuit boards to maintain stable performance in high-temperature environments, providing reliability for
Military Circuit Board is pcb board that is specifically used in military applications, with higher reliability and safety requirements. The thickness requirements of military PCBs are more stringent than those of general applications. This is because the military field of electronic equipment reliability and stability have very high requirements. The thickness of the PCB directly
The main PCB board is the core component of electronic equipment, mainly used to carry and connect various electronic components, signal transmission, power distribution, and other functions. Through precise line design, the main PCB board effectively connects each component to form a whole that works together. Its role in electronic equipment is crucial, not only
Burn-in board is a special kind of circuit board, which is a high-quality circuit board after special processing, mainly used for aging tests. This kind of board has special sockets for fixing ICs in it. Aging boards are mainly used for aging tests of electronic components, including high temperature, high humidity, double 85 test, and
Antenna PCB, also known as Antenna Printed Circuit Board, is a special type of printed circuit board on which the antenna is designed and manufactured for the transmission and reception of wireless signals. Antenna PCB is an important part of a wireless communication system, which realizes wireless communication by converting electromagnetic energy into wireless signal
Arlon pcb is a printed circuit board made from special materials manufactured by Arlon Corporation. Arlon substrate has stable electrical properties and mechanical strength that maintain performance under a variety of environmental conditions. Its low dielectric constant and low loss factor reduce losses and delays during signal transmission, meeting the needs of high-speed signal transmission
Taconic PCB, known in Chinese as Taikangli, is one of the specialty PCB circuit board sheets, originally produced in the United States. It has the characteristics of lighter weight, good waterproof and fireproof performance, higher heat resistance and strength, and non-adhesion. As a kind of high-frequency and high-speed board, Taconic PCB has a wide range
Rogers 5880 pcb is a high-frequency board material with low loss, high stability and excellent mechanical properties. Its directional dielectric constant is about 2.2, which makes it an excellent high-frequency board material. Features and AdvantagesExcellent electrical properties: Rogers 5880 PCB substrate has a low dielectric constant and low loss factor, which effectively reduces losses and
Hybrid PCB is integrated circuit made by the combination of a semiconductor integration process and thin (thick) film process, is a film on the substrate with a film-forming method to produce thick or thin film components and their interconnections, and discrete semiconductor chips, monolithic integrated circuits or micro-components on the same substrate, mixed assembly, and
High-frequency microwave pcb is circuit boards used for transmitting high-frequency signals, which typically operate at frequencies between several hundred megahertz and several tens of gigahertz. Compared with conventional circuit boards, high-frequency microwave circuit boards have a higher frequency response and lower signal loss, enabling higher transmission rates and longer transmission distances. In addition, high-frequency microwave
A concave cavity PCB is a high-performance circuit board designed with a concave structure. By forming a concave space within the circuit board, space can be utilized more efficiently to promote miniaturization and integration of electronic devices. It makes full use of the internal space of multilayer circuit boards in the manufacturing process and can
Teflon pcb, also known as ptfe pcb, is made of Teflon raw materials by molding or extrusion, according to the different raw materials of Teflon as well as the industry’s claims and main applications, Teflon sheet can be divided into PTFE sheet, PFA sheet, FEP sheet, PVDF sheet. In the fluorine industry, mainly PTFE sheet
Rigid flex PCB is a special type of printed circuit board that combines the characteristics of rigid and flex PCBs. It uses a flexible material, such as polyimide or polyester film, as the substrate and a rigid material, such as glass fiber-reinforced epoxy resin, as the backing layer. By combining a flexible substrate with a
