Circuit board drawing is a crucial part of electronic engineering design, which not only relates to the functionality of the circuit, but also directly affects the performance and reliability of the circuit. The following will introduce the basic process of circuit board drawing and some key considerations. The basic process of circuit board drawing usually […]
Printed Circuit Boards (PCBs) are the backbone of modern electronic devices. From smartphones to spacecraft, these complex yet elegant systems provide the electrical connectivity that enables electronic devices to function. But how did PCBs come to be? Understanding PCB origin and evolution offers insight into one of the most pivotal technologies in the modern world.
What are microchips?Microchips are small, highly integrated electronic components, usually incorporating a processor, memory, input/output interfaces, and other functions. These chips are widely used in various fields, such as computers, cell phones, and home appliances, because of their small form factor and powerful functions. The design and manufacture of microchips relies on advanced semiconductor technology
In the intricate world of electronics, the keyboard motherboard is a fundamental component that ensures the seamless functioning of modern keyboards, particularly those used in high-performance and mechanical applications. As keyboards have evolved from simple typing devices to sophisticated tools for gamers, coders, and professionals, the importance of a well-designed motherboard has never been greater.
What is resistance in a circuit?Resistance ,usually denoted by “R”,is a physical quantity that, in physics, indicates the magnitude of a conductor’s resistance to electric current. The greater the resistance of a conductor, the greater the resistance of the conductor to the current. Resistance generally varies from conductor to conductor, and resistance is a property
PTFE plate, i.e. polytetrafluoroethylene plate, is a polymer material made of polymerized tetrafluoroethylene monomer. Its unique molecular structure makes it a material with excellent corrosion resistance, high and low temperature resistance, and non-adhesive properties, often referred to as the “king of plastics”.PTFE plate can be made through a variety of processing methods, including molding, extrusion
Integrated Circuit (IC) welding, commonly known as IC weld, is a fundamental process in the electronics manufacturing industry. It involves the attachment of integrated circuits to a printed circuit board (PCB) through various welding techniques. This process is critical for ensuring the functionality and reliability of electronic devices. In this comprehensive article, we will explore
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
