The PCB substrate is the insulating core component in its construction, which carries the important responsibilities of supporting components, dissipating heat and resisting damage, as well as maintaining dimensional stability and providing electrical insulation. The pcb substrate is often covered with a conductive layer on one or both sides, which is responsible for building the […]
A metal core PCB, also known as an MCPCB, insulated metal substrate (IMS), or heat sink PCB, is a type of printed circuit board that has a metal core layer integrated inside. This type of circuit board usually consists of a metal substrate, an insulating layer, and a conductive layer. Unlike conventional FR-4 PCBs, the
The lead melting points is generally 183°C-190°C, depending on the ratio of lead to tin. Lead solder is a type of solder commonly used to connect electronic components, and its components are mainly lead and tin. In practice, in order to improve the strength and heat resistance of the solder joints, sometimes also add other
PCBA coating is the process of evenly coating the PCBA surface with a specific material,usually triple-proof paint or other protective coatings.This process is generally carried out after the PCBA has undergone placement,soldering and other processes and has completed electrical performance testing. PCBA coating process usually includes the following core steps:Cleaning: Remove dust,oil,flux residue and other
With the rapid development of automotive electronics technology,automotive pcb assembly as the core component of automotive intelligence and automation,the importance of its processing process is becoming increasingly prominent. The processing flow of automotive pcb assembly:1.Preparation stage of raw materialsCircuit board substrate selection: according to the special needs of automotive electronics, select the appropriate circuit board
Automotive pcb assembly,specifically refers to the use of automated placement technology,the various types of electronic components will be accurately placed on top of the printed circuit board (PCB),and undergo a series of processes such as soldering,testing,and ultimately produce a specific function of the electronic control components.Such components play a vital role in various electronic systems
In the manufacturing process of modern electronic products, the manufacturing of printed circuit board assembly (PCBA) is undoubtedly one of the core links. From a bare PCB bare board, to eventually become a feature-rich, stable performance of the core components of electronic products, PCBA manufacturing process is full of precision and efficiency. From the PCB
Silkscreen printing is a process of applying ink markings to a circuit board to identify the components, warning symbols, test points, markings, brand logos and other critical information on it. Generally, the component area is the preferred area for screen printing by manufacturers. Although it is sometimes found within the soldering aisle, doing so can
Electromagnetic compatibility (EMC) and electrostatic discharge (ESD) protection are two crucial considerations in the design and manufacture of electronic equipment, EMC covers both electromagnetic immunity (EMS) and electromagnetic interference (EMI), which are directly related to the stable operation of the equipment in complex electromagnetic environments and the control of interference with other equipment. ESD protection
Principles of Electronic Component SelectionPerformance and Reliability FirstWhen selecting electronic components, performance and reliability are the primary considerations, covering electrical characteristics, temperature range and voltage resistance. Key components, such as processors and memories, should be reliable products of well-known brands and proven in the market to ensure product stability and improve overall performance. Appropriate Packaging
Soldermask opening is a crucial part of the PCB (Printed Circuit Board) design and manufacturing process. The main purpose of the soldermask is to prevent accidental flow of solder during the soldering process and to protect the board from the external environment. However, there are specific areas where we need to remove the soldermask in
As an integral part of the electronics manufacturing industry, wave soldering has a direct impact on the performance and reliability of electronic products in terms of soldering quality. Optimising the wave soldering process means striving for excellence in every detail to ensure that every solder joint is the best it can be. Wave soldering typically
Wave soldering, also known as surge wave soldering, is a method of forming wave-like peaks through molten solder, so that the pads and component pins on the circuit board can be soldered as they pass through the peaks of the solder wave. The core of the solder tank is continuously heated and maintain a certain
In the pcba assembly process, welding is a key step in connecting various components together. In order to ensure the quality and effect of welding, pcba pre-soldering preheating becomes a link that cannot be ignored. What is PCBA pre-soldering heat?When technicians and practitioners hear the term ‘temperature profile’, smt reflow soldering comes to mind. Along
Soldering wire precisely and securely to a pcb board is a fundamental and critical skill in the assembly and repair of electronic equipment. Whether you’re a DIY enthusiast or a professional electronics engineer,mastering this technique can greatly improve your work efficiency and project success rate.In this article,we will take you step by step through the
In circuit board repair, a DC regulated power supply is often needed to supply power to the circuit board in order to test the working condition of the circuit. There are a variety of DC regulated power supplies on the market,different output voltage levels and different current ratings,we most commonly used voltage 30V5A DC adjustable
Printed circuit board repair, as an important part of the maintenance of electronic equipment, is vital to ensure the proper functioning of the equipment. It is important to understand the basic components of a circuit board. Circuit boards are usually made up of wires, electronic components and solder joints. The wires are used to carry
Double sided ceramic pcb board, also known as double sided ceramic circuit board, is commonly found in many electronic products that are used on a daily basis. While single-sided ceramic circuit boards have a conductive surface, double sided ceramic pcb boards have a conductive layer on each side. Compared to single-sided ceramic circuit boards, an
The graphics transfer step in the double sided PCB board manufacturing process is a critical part of the process to accurately reproduce the designed circuit pattern onto the copper board. Common Graphics Transfer Methods. Flow of Pattern Plating. The difference between graphic transfer and graphic plating: Double sided pcb board graphic transfer and graphic plating
DCC adapter pcb board is an important piece of equipment designed for model railway enthusiasts and professional engineers to enable conversion between digital control systems and analogue signals.These pcb boards are typically used to convert a DC power supply into a DCC signal suitable for digital train controllers,allowing for more efficient and accurate model railway
FR-4 fixture, its core material is FR-4 glass fibre board, which is a composite material with epoxy resin as the binder and electronic grade glass fibre cloth as the reinforcing material. This material not only has high mechanical strength and stable dielectric constant, but also maintains excellent electrical insulation performance under high temperature and high
The Printed Circuit Board Heat Exchanger (PCB-HEX) is a highly efficient compact heat exchanger manufactured using printed circuit board technology, which is characterised by the fact that the metal wires and tubes are printed directly onto a thin-film substrate, and the structural design is similar to that of a traditional printed circuit board, hence the
While it is true that there are some generally applicable basic processes in the PCB board industry, it is even more critical to carefully select and determine the appropriate production processes and equipment based on the thickness and material of the substrate, the precise standard of line width and spacing, the design architecture,the scale of
In the field of electronics manufacturing, PCBA chip processing constitutes a core link in the product manufacturing process, and plays a decisive role in the performance, stability and durability of electronic products. Stability and durability play a decisive role in the performance of electronic products, stability and durability.PCBA chip processing of pcb boards set a
