In PCB design,pads as a bridge connecting components and circuit boards, its type and design standards are critical. Different types of pcb pads are suitable for different components and application scenarios, while reasonable design standards ensure soldering reliability and board performance. Common pcb pad types:Square pads: suitable for large and small number of components, as […]
In modern communications and electronic technology, RF components play a vital role. However, many people still have doubts about the characteristics and operating frequency of RF components: Is RF assembly high frequency or low frequency?This article will comprehensively answer this question from multiple aspects such as basic principles, frequency division, application fields and future development
Ate in pcba testing means testing the electrical conductivity and input-output values of the PCBA circuit board with mounted electronic components. In the design of the PCB circuit board, there are numerical relationships such as voltage and current between different test points. It is necessary to use professional testing equipment or manually operate a multimeter
In modern electronic devices, circuit card assembly are a core part that carries signal transmission, data processing and various control functions. Whether in smartphones, computers, or industrial automation equipment, circuit card components play an indispensable role. This article will explore the composition, functions, manufacturing processes and future development trends of circuit card components. Definition and
PCB radar is a circuit board specially designed for use in radar systems to connect and support various electronic components and devices in the radar system. It plays a key role in the radar system to enable proper operation and efficient performance of the radar system. Common materials for pcb radarThe choice of material for
In the modern electronics industry, schematic diagram of pcb are an indispensable and important part of the circuit design and manufacturing process. Whether you are a professional engineer or an electronic design enthusiast, you need to know how to draw and interpret circuit board schematics.As the “language” of circuit design, this drawing plays a key
Today we are going to explain the printed wiring board manufacturing process. If you are wondering, ” printed wiring board manufacturing process “, you have come to the right page. The manufacturing process of PCB (printed circuit board) is long and complex, and contains multiple steps. If any step is not given high attention, the
In the production and maintenance of modern electronic equipment, the protection of electronic components has always been an important issue. In particular, in the face of various harsh environmental conditions, how to ensure the long-term stability and reliability of the circuit has become the focus of many engineers and designers.As an effective technical means, “conformal
In the field of electronics, the connector pcb edge plays a vital role in establishing a reliable and secure connection with external devices. Whether you are working on a computer, a game console, or any other electronic device, it is crucial to understand the importance of the connector pcb edge.pcb edge connectors are also called
Circuit boards are an indispensable core part of modern electronic devices. They integrate various electronic components and realize various functions of the equipment through reasonable circuit design. However, for beginners, identifying components on circuit boards can be a challenge. This article will introduce in detail how to identify components on circuit boards, from component classification,
With the rapid development of the electronics industry, the demand for printed circuit boards is also growing. In this efficient and precise market environment, “fast-turn printed circuit boards” has become a manufacturing model that has attracted much attention. This article will conduct an in-depth analysis of quick turn printed circuit boards from the aspects of
In the field of modern electronic manufacturing, with the widespread application of high-density, multi-layer PCBs, solder plugging technology has become one of the important processes to improve the performance and reliability of circuit boards. This technology has attracted much attention because it can effectively avoid potential problems in the manufacturing and use of circuit boards.
One day in the future, self-driving vehicles may be safer than the motor vehicles driven by drivers today. But before drivers start to let go of the steering wheel, some electronic functional components must become standard in commercial vehicles, including millimeter-wave radar systems, cameras and automotive radar antennas. Radar seems to be more easily associated
Copper oxydation pcb no solder mask is a special type of printed circuit board that protects the copper conductors by forming a stable copper oxide film instead of a solder mask. This oxide layer not only enhances the corrosion resistance of the pads, but also improves solder wetting, ensuring that the solder material adheres better
What is tin plating?Tin plating is the application of a layer of tin to a copper foil. In the circuit board manufacturing process, the surface of the copper foil is immersed in a solution containing tin salts,and a uniform layer of tin grows on the surface of the copper foil through an electrolytic reaction. Tin
In PCB (Printed Circuit Board) manufacturing, an ounce (OZ) is essentially a unit of weight, which converts to grams (g) roughly as follows: 1 OZ equals approximately 28.35 g. The term 1 OZ refers specifically to the thickness of 1 OZ of copper uniformly covered over an area of 1 square foot (FT2). The term
Solder flux residue is generally defined as the residual material left on the surface of a circuit board or other workpiece during a soldering operation or electronics manufacturing process due to the use of soldering materials (e.g., solder or solders), through-hole soldering, and by-products generated during the soldering process. These residual components may include solder
Can I cut PCB with scissors? Why do I need to cut PCBs?Cutting PCBs is an important process for customizing and optimizing electronic projects. There are several reasons for cutting PCBs.Personalizing Boards from Panel ArraysWhen you work with PCBs, you often come across PCB panelization, where multiple smaller boards are mass-produced and connected together to
What is industry standard PCB thickness?The standard PCB thickness for 2 layers is 1.6mm.Depending on the specific requirements of the design, measurements other than the standard measurements are used in the PCB design. Typically PCB thicknesses range from 0.2mm to 3.2mm. 0.2mm PCB standard thickness is used for thin and flexible PCBs, but on the
With the rapid development of electronic technology, more and more industries have continuously increased their requirements for product quality, especially in the production process of electronic products. How to test efficiently and accurately has become a major challenge for technicians. In order to meet this demand, custom test fixtures have gradually become one of the
A normal keyboard PCB, also known as a printed circuit board (PCB), is an essential component of the keyboard’s internal structure. It plays the role of receiving the user’s instructions and converting them into electronic signals that are recognized by the computer. When the user touches any key on the keyboard, the corresponding switch is
Flying probe testing is a method of testing electronic circuits, primarily for testing printed circuit boards (PCBs). It utilizes a system of movable probes that actually “fly” across the board, making electrical contact with specific test points on the PCB. Ultimately, it identifies defects and verifies the electrical performance of the circuit. A flying probe
Solder mask is a key technology in the manufacture of PCBs (Printed Circuit Boards), designed to protect the metal components of the board from oxidation and to avoid the formation of conductive bridges between the pads. Soldermask is particularly important in processes such as reflow or wave soldering, where it is difficult to precisely control
Generally speaking, when designing ordinary single-sided and double-sided boards, there is no need to consider the pcb board stack up problem. Usually, copper clad boards with copper thickness and board thickness that meet the design requirements are directly selected for direct processing. However, when designing PCBs with more than 4 layers, the stacking design directly
