What is fr4 plate?fr4 plate is a commonly used insulating substrate composed of glass fiber and epoxy resin. It has good electrical insulation properties and mechanical strength, and is suitable for the manufacture of electronic circuit boards. Where “fr” is the English abbreviation for “flame retardant”, and fr4 sheet is a material that meets the […]
Patches pcb, also known as chip repair technology, is a state in the absence of drawings, to complete the circuit board line detection, component detection, fault diagnosis, repair of professional technology. Circuit board repair is broadly applicable to any equipment board, currently received technology, cost market demand and other factors, circuit board repair mainly refers
Circuit board circuit schematic is the circuit board of each electronic component using the prescribed graphic symbols, and with the use of wires to the graphic symbols of each electronic component pins connected in accordance with certain rules, the use of graphic connection relationship to illustrate the circuit board between the unit circuit power supply,
Aluminum printed circuit board refers to a kind of printed circuit board with aluminum plate as the substrate, and copper conduction lines are processed on the surface through chemical etching or mechanical processing, etc. to form a circuit board. It is characterized by good thermal conductivity, mechanical strength and stability, and is suitable for use
HDI step refers to the complexity of the manufacturing process of HDI boards, generally with the accumulation of layers (Build-up) to manufacture HDI boards, the more the number of layers, the higher the HDI process, the higher the technical grade of the board is also higher. HDI order can be divided into the following categories.HDI
Wafer Level Packaging (WLP) is an advanced packaging technology that refers to the direct encapsulation of chips onto wafers to form a complete whole (similar to a microcircuit), and the final product is a chip module containing chips, pins and connecting wires. There are three main technology routes for wafer-level packaging: BGA (Ball Grid Array),
What is pcb warpage?Board warpage refers to the degree of surface bending and deformation of the circuit board, usually evaluated by two indicators, namely, the maximum warpage and the average warpage. The warpage of the circuit board will affect its use in practical applications, so it is very necessary to carry out strict control. Standards
What is Flex PCB? A Flex PCB is a printed circuit board that can be bent and folded to accommodate different shapes of materials, and it can be bent and twisted without easily breaking the material. Flex PCBs are usually made of elastic materials such as polyurethane and rubber. These materials are used in a
HDI pcb (High Density Interconnector), that is, high-density interconnect board, is the use of micro-blind buried hole technology of a line distribution density is relatively high circuit boards. HDI boards have an inner layer of lines and outer layer of lines, and then the use of drilling holes, holes, such as metallization and other processes,
Rigid-flex PCB designs combine rigid and flexible board technologies. In most rigid-flex boards, flexible circuit substrate layers are attached to one or more rigid boards internally, externally, or both, depending on the design specifications of the application. Typically, rigid-flex printed circuit boards are produced with a flexible polyimide material on a copper-clad substrate that is
What is a Gerber file?Gerber, also known as “light drawing”, serves as an intermediate medium for converting designed graphic data into PCB or FPC manufacturing, i.e., a CAD-CAM data conversion format standard, the main purpose of which is PCB or FPC board drawing, which is ultimately used by FPC manufacturers to complete PCB production. The
What is FPGA?FPGA board, that is, Field Programmable Gate Array, which is a product of further development on the basis of programmable devices such as PAL, GAL, CPLD, etc. It appears as a semi-custom circuit in the field of Application Specific Integrated Circuits (ASIC). It is as a special integrated circuit (ASIC) in the field
Ceramic Printed Circuit Board is advanced circuit boards that offer superior performance and reliability, especially in demanding high-performance electronic applications. Unlike conventional circuit boards made from organic materials such as fiberglass or epoxy, ceramic PCB is manufactured using ceramic materials, which gives them unique properties and features. These boards are designed to excel where high
PCB layer stack, also known as PCB layering, is a common practice in electronic design, especially in devices that require high density and high speed signal processing. The central goal is to increase functionality and speed by stacking multiple circuit boards in the same device. How does PCB layering work? In a nutshell, it accomplishes
Analog Integrated Circuits (AIC) is a circuit that integrates multiple analog electronic devices and circuits on a single chip. It is mainly used for processing, transmission and control of analog signals. Analog integrated circuits include various functional analog circuit components such as amplifiers, filters, oscillators, etc., which are capable of accurate processing and conversion of
The solder melting temp and selection method of tin solder is different for different ratios of tin and lead, but it is always lower than the melting temperature of any of the pure metals that make up the alloy. For different soldering parts and soldering environments, it is necessary to choose solder with different melting
Keyboard circuit board is an important part of the keyboard, which is responsible for converting the key signals into electronic signals that are transmitted to the computer. Customizing a keyboard pcb means designing and building a circuit board that meets the user’s needs and preferences. This includes determining the layout of the keyboard, the number
What is multilayer pcb? Multilayer board refers to more than three layers of conductive graphics layer and the insulating material between them in order to separate the laminated and the conductive graphics between them according to the requirements of the interconnection of the printed circuit board. It is electronic information technology to high-speed, multi-functional, high-capacity,
The HF plate Rogers-rO4003C is a patented glass fabric reinforced hydrocarbon resin system/ceramic filler material with electrical properties very close to those of PTFE/prepared glass fabric materials and processability similar to epoxy/glass fabric materials. The sheet offers tightly controlled dielectric constant and loss at a fraction of the price of conventional microwave materials and can
An earthing layers, also known as a ground or shield layer, is a layer of circuit board design used to reduce electromagnetic interference, improve signal stability, and protect circuits from the external environment. It is usually located at the bottom of the board or in a specific area, and is connected to the grounding system
Metal pcb board is the basic material for manufacturing electronic and opto-electronic devices, and it is an indispensable and important part of circuit boards and chip packages and other fields. Metal substrates are mainly used to solve the problems of thermal conductivity and load-bearing, and are often used in the manufacture of fused capacitors, power
What is routing in pcb?PCB routing is in accordance with the PCB circuit schematic, wire table and the need for wire width and spacing of printed wires, electronic components can be realized between the line connection and functional realization, but also an important part of the power supply circuit design. PCB routing has single-sided wiring,
What is hdi pcb?hdi pcb board, i.e. high density interconnect circuit board, is a new type of circuit board that adopts precision manufacturing technology and materials to realize high integration and high reliability of the circuit board. It adopts microvia technology, through laser drilling or mechanical drilling, to form tiny through holes on the board,
What is multilayer pcb?A multilayer circuit board is a pcb board consisting of two or more electrically conductive layers stacked by insulating layers. It is a widely used basic component in electronic devices and consists of multiple layers, each of which contains circuit lines and connecting components. It is widely used in high-end electronics because
