Solder resist material is a fine polymer coating used on printed circuit boards (PCBs) whose primary function is to protect the copper surface of the board from oxidation and the formation of unwanted electrical connections (i.e., solder bridges) during the soldering process. The application of soldermask is critical to improving the reliability of the board […]
An SRAM chip, or Static Random Access Memory, is a type of memory that is capable of continuously storing data while the power supply is on. This type of memory is characterized by the fact that the stored data does not become invalid over time when the power supply is connected. Application areas The SRAM
Negative and positive film are two forms of image processes used in the production of printed circuit boards (PCBs). Positive lamination refers to the manufacturing of circuit boards in which drawn lines and patterns are retained and unpainted areas are removed. This process often utilizes alkaline etching, and the end result is that the necessary
Programming pcb board is the process of programming the software on the PCB (printed circuit board) in an electronic product. When translating a circuit design into an actual working electronic device, it is often necessary to add some control circuits and logic functions to the PCB. These functions are usually implemented through programming, which involves
How to power supplyWhen we design pcb board products, after understanding the demand, the first thing to design is the product power supply system, whether it is a product, or chip IC, pcb board power supply this step is essential.When designing the pcb board board power supply system, the first step to consider is the
Circuit board wire connectors are devices used to connect electronic components on a circuit board to external wires,and their function is to ensure the smooth transmission of current and signals. These connectors are used to establish a stable electrical connection between the circuit board and other devices, which can effectively avoid signal interference and electronic
LED stands for Light Emitting Diode, or Semiconductor Diode.LEDs are soldered to a printed circuit board with a chip that produces light through an electrical connection. A heat sink and a ceramic base are used to connect the chip. There is no doubt that the LED lamp board is the core of LED lighting. An
Ceramic multilayer PCBs (printed circuit boards) represent a unique and highly specialized type of circuit board used in various industries requiring exceptional reliability, high-frequency performance, and durability. Unlike traditional PCBs that typically use materials like FR4, ceramic multilayer PCBs leverage the properties of ceramic materials to achieve superior thermal management, electrical performance, and mechanical strength.
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
