PCB delamination is the phenomenon of partial separation between layers of a printed circuit board (PCB) during manufacture or use. This separation is usually characterized by bubbles or blisters on the surface, which in severe cases can affect the functionality and reliability of the board. Understanding the causes and prevention of these problems is essential […]
The number of PCB layers is the number of layers it has in the vertical direction (usually the Z-axis). In short, it is how many layers of wiring are laid on the board. Typically, PCB boards can be categorized as single-layer, double-layer, and multi-layer. Single-layer PCB refers to the use of the same circuit wiring
In digital circuits, a pull up resistor (pull up resistors) is a resistive device used to ensure that the input signal is at the desired logic level when an input port has no device connected or is at a high impedance. They usually work between different logic devices to provide a certain voltage signal. Resistors
Low volume PCB assembly refers to the assembly and processing of circuit board components in relatively small quantity ranges. This type of assembly typically involves orders with lot sizes between 25 and 5,000 pieces and is suitable for product design phases that require flexible production and rapid iteration. What is pcb assembly?PCB assembly (printed circuit
In the printed circuit board (PCB) design process,body to body clearance for smt parts refers to the physical distance between different surface mount components (such as resistors, capacitors, chips, etc.).Ensuring proper clearance between these components is critical,as it not only relates to the reliability and performance of the circuit, but also has a direct impact
In this article, we will explore what electrical impedance is, why it is important in PCB design, and how proper impedance control can save you time, money, and frustration. By the end, you’ll understand why partnering with an experienced PCB manufacturer like us can make all the difference in your project’s success.
Porcelain ceramic substrate crown circuit boards are a special type of circuit boards that are usually made from high temperature ceramic materials. They are known for their excellent electrical insulation properties and high thermal conductivity characteristics, making them ideal for use in environments requiring high temperatures and high frequencies. These circuit boards are typically used
ABF substrates (Ajinomoto Build-Up Film) is a high-performance substrate for semiconductor packaging, known as “building block substrate”, which is mainly used in high computing performance chips such as CPUs, GPUs, FPGAs, and ASICs, and is popular for its high density, small size, and excellent heat dissipation characteristics. Popular for its high density, small size, and
What is impedance? The impedance of an alternating current in a circuit with resistance, capacitance, or inductance is called impedance, and is often denoted by the letter Z in ohms. It is a complex number, the real part is resistance, the imaginary part is reactance, where the capacitance of the alternating current in the circuit
Computer board components refer to the hardware parts that make up a computer system, focusing mainly on the motherboard and the other components it connects to (such as the CPU, memory, storage, and expansion cards). These components work together to perform computing tasks and data processing, and are the foundation of a properly functioning computer.
What is a coil on pcb? A coil on pcb is formed by winding wires into a spiral (or other geometric shape) to create an inductive element.The coil produces a magnetic field when an electric current is passed through it. According to Faraday’s Law of Electromagnetic Induction, a varying magnetic field induces a current in
Furnace control board, also called furnace PCB board, is an important components used in a variety of heating appliances and are responsible for controlling the furnace’s operating status, temperature regulation and safety monitoring functions. These control boards usually integrate microprocessors, sensors and power controllers to accurately regulate the heating process by receiving commands from the
I.Overview of pcba testing standardsVisual inspection: through the magnifying glass and microscope and other tools on the circuit board appearance check to ensure that there are no welding errors, component damage and other issues.Functional testing: the use of special test equipment to test the functions of the circuit board to ensure that all functions work
In an era marked by environmental consciousness and a shift towards renewable energy, solar light technology has emerged as a beacon of sustainability. At the heart of this technology lies an often overlooked yet critical component: the Printed Circuit Board (PCB). Solar light circuit boards are the unsung heroes that power everything from small garden lights to large-scale solar lighting systems, enabling efficient energy conversion, storage, and distribution.
PCBA contract manufacturing is a critical service in the electronics industry. It involves outsourcing the assembly of electronic components onto a printed circuit board (PCB) to specialized manufacturers. This process is essential for companies that need high-quality assemblies but may lack the necessary resources, expertise, or equipment to produce them in-house. PCBA contract manufacturing enables
Circuit board serpentine line (also known as snaking, meandering or zigzagging wiring) is a common technique in PCB design. Circuit board serpentine is used to connect two or more points on the circuit board wire, wave-shaped or snake-shaped distribution, it can ensure good signal transmission at the same time, reduce interference, improve the quality of
How is an integrated circuit made? Integrated circuits are based on a planar process and are formed through multi-layer processing. At present, the vast majority of integrated circuits are made on a single crystal silicon substrate, i.e., silicon-based integrated circuits, which are made from a single silicon wafer (chip or wafer) as a unit, a
The printed circuit board (PCB) is an essential component in modern electronics, serving as the foundation upon which electronic circuits are constructed. Its development has been a journey of innovation, driven by the need for more efficient, reliable, and compact electronic devices. This article explores the rich history of the PCB, from its early conceptual
Prepreg, short for “pre-impregnated,” is a composite material where fibers such as carbon, glass, or aramid are pre-impregnated with a resin matrix. This combination of fiber and resin is partially cured, providing a flexible but tacky sheet that can be easily handled and shaped into complex forms. Prepregs are widely used in high-performance applications where
With the help of microwave radar sensors pcb, people can detect the movement of objects, so as to realize such functions as people coming to light up and people leaving to light out, intelligent linkage and scene definition, and thus it is widely used in the fields of smart lighting, smart home, smart home appliances,
What is millimeter wave radar?It is working in the millimeter wave band (millimeter wave) detection radar. Usually millimeter wave refers to the 30 to 300 GHz frequency domain (wavelength of 1 to 10 mm). The wavelength of millimeter wave is between microwave and centimeter wave, so millimeter wave radar has some advantages of both microwave
Automotive pcb, is an important component used to mount electronic components and provide connection paths for them in various electronic devices and systems in vehicles. It usually consists of a substrate, conductive paths, circuit components, etc. The substrate materials used in automotive pcb boards are mainly high temperature, heat,humidity and corrosion resistant to cope with
Make PCB at home can be a rewarding experience for electronics enthusiasts and hobbyists. Whether you’re developing a new project or repairing an existing one, learning to make your own PCBs can save you money and provide valuable hands-on experience. This guide will walk you through the process of making PCBs at home, from design
Horizontal plating technology is a new plating method developed on the basis of vertical plating technology. The key to horizontal plating is to improve the fluidity and dispersion of the plating solution by improving the plating system, so as to realize a more uniform and efficient plating effect. Horizontal plating and vertical plating have the
