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
An RF transformer is an electronic device used for high-frequency signal transmission. It mainly transmits signals based on mutual inductance and is widely used in high-frequency circuits for wireless communications, radar, television, radio, avionics and other applications. The manufacture of RF transformers requires the use of highly sophisticated equipment and processes. It usually consists of
Motherboard Layout refers to the layout design of each electronic component, slot, interface, circuit and other components on the motherboard. This includes the location and arrangement of CPU slots, memory slots, expansion slots (e.g., PCI-E, PCI, AGP, etc.), power ports, data ports (e.g., SATA, USB, HDMI, etc.), and heat sinks. Motherboard alignment design1.Clock line concept
PCB prototyping is the printed circuit board in mass production before the trial production, the main application for electronic engineers in the design of the circuit, and complete the drawing of the PCB, to the circuit board factory for small batch trial production process, that is, PCB sampling. PCB prototyping preparation pcb circuit board proofing
What is copper clad laminate?Copper clad laminate board referred to as copper clad laminate, is a class of composite materials prepared by mixing reinforcing materials, resins and other auxiliary materials, and then laminated with copper cladding on one or both sides, and then finally made by hot pressing process. There are three main types of
PCB protective coating is thin layers of polymers applied to the surface of printed circuit boards, typically between 25μm and 150μ thick,to protect and electrically insulate circuits and pcb components from environmental stresses. These coatings ensure PCB reliability in environments where moisture, condensation, dust, dirt, salt, chemicals, abrasion, thermal and mechanical shock, and other factors
