The stack structure is an important factor affecting the EMC performance of PCB, and also an important means to suppress electromagnetic interference. With the continuous emergence of high-speed circuits, the complexity of PCB boards is also getting higher and higher. In order to avoid the interference of electrical fa……

The PCB board with qualified design has great requirements for the quality of PCBA processing. What are the commonly used parameters related to PCB quality evaluation?The commonly used parameters for evaluating PCB board quality include glass transition temperature (Tg value), coefficient of thermal expansion (CTE), PC……

The reduction method is mostly chemical corrosion, which is economical and efficient. Only the chemical corrosion has no differential attack, so it is necessary to protect the required conductive pattern. A layer of anti-corrosion agent should be coated on the conductive pattern, and then the unprotected copper foil co……

Making FCB multilayered boards is not simply a process to complete the boards. It is good to drill a hole to make components. It is not difficult to make a PCB multilayer circuit board. The difficulty lies in troubleshooting after the completion of manufacturing. Whether you are an individual enthusiast or an industry ……

The production process of hardware and software integrated circuit boards is as follows: 01 Design Board Acceptance Factory Engineering Department accepts and checks the design board documents sent by the customer. The inspection includes: whether the design document is appropriate, whether the layer is missing, whethe……

PCB wiring is to lay printed wires according to PCB circuit schematic diagram, wire list and required wire width and spacing. So,PCB multilayer circuit boardWhat knowledge is required for cabling?