In the field of printed circuit boards (PCBs), HASL PCB finish (Hot Air Solder Leveling) is a widely used method. This article provides an in-depth look at HASL PCB finish, including its process, advantages, challenges, and applications. By comparing HASL with other PCB finishes, we aim to offer a thorough understanding of where HASL stands […]
In the face of complex electronic systems, how to troubleshoot electronic circuit boards has become a key skill that every electronic engineer and enthusiast must master. As the heart of the electronic equipment, any small failure of the electronic circuit board may have a significant impact on the entire system. Therefore, it is crucial to
Soldering wetting is the process by which molten solder forms a uniform, smooth, continuous and firmly attached alloy on the surface of the metal to be welded during the welding process. Surface wetting is the phenomenon whereby the molten solder spreads out and covers the surface of the metal to be welded during the welding
What is in a circuit board?PCB stands for Printed Circuit Board. It is a substrate used to support and connect electronic components and is a flat board made of insulating material on which electronic components are laid out and connected through structures such as conductive tracks, holes and pads. It is one of the most
Buried resistors are an innovative feature of printed circuit boards (PCBs) that integrate resistive elements within the internal layers of the board itself. This advancement in PCB technology offers numerous benefits, including improved circuit performance, reduced space requirements, and enhanced reliability. This article will delve into the concept of buried resistors in PCBs, exploring their
The process of PCB (Printed Circuit Board) assembly involves numerous intricate steps, each critical to ensuring the final product’s functionality and reliability. Among these steps, the significance of BGA coplanarity stands out, particularly in modern electronic devices where miniaturization and performance are paramount. This article delves into the intricacies of BGA (Ball Grid Array) coplanarity,
SMD package refers to electronic components directly surface mounted on the circuit board in a package, it has a small size, light weight, high reliability, is currently the most widely used in electronic products in a package. SMD surface mount device installation process mainly has the following steps:Installation of the substrate: the substrate will be
PCB board vs. Breadboard, each with their pros and cons, make it difficult to decide which is best for you. PCB boards (PCBs) are an integral part of all electronic devices and are circuit boards that provide circuit connections. Various electronic components are soldered to the circuit board according to customized requirements. Breadboards, also known
SMD Resistor (SMD Resistor), also known as Chip Fixed Resistor (Chip Fixed Resistor), is a type of metal glaze resistor. It is a resistor made by mixing metal powder and vitreous enamel powder and printed on a substrate using the screen printing method [1]. It is resistant to humidity and high temperature, and has a
SMD LED is small and highly efficient light emitting diodes (LEDs) that are commonly used in electronic products as indicator lights or display backlights. Compared to conventional LEDs, SMD LEDs have higher density and better energy efficiency. They are named “SMD” because they can be affixed directly to printed circuit boards, saving space and improving
PCB pins are the metal parts of printed circuit boards used to connect electronic components. They are usually small metal columns or pads extending vertically from the surface of the PCB board, through welding, plugging and other ways and components of the pins or pin holes are closely linked to realize the transmission of circuit
Postage stamp holes are holes with a small diameter and shallow depth, usually about 0.254 mm in diameter and 0.167 mm in depth, and are round or oval in shape, and sometimes in other shapes, such as square, triangle, etc. Stamp holes can be customized to meet specific needs.Postage stamp holes size and shape can
In PCB (Printed Circuit Board) design, the connection method is a very important part. It determines the reliability, performance and functionality of electronic devices. But how to connect pcb board? PCB board connection methods mainly include V-cut, stamp holes, hollow connecting strips, V-cut, copper foil bridge connection, separated connecting boards, panelization and so on. V-cut
Printed Circuit Boards (PCBs) are the backbone of modern electronics, providing the essential framework for assembling and interconnecting electronic components. These boards have revolutionized the electronics industry by enabling compact, efficient, and reliable designs. In this article, we will delve into the critical role of PCB boards in electronics, exploring their structure, types, manufacturing processes,
The battery charger pcb board is a kind of intelligent protection electronic circuit, which can protect the battery in many ways, not only to prevent the battery from overcharging and over-discharging, but also to protect the battery from being damaged by over-current, over-voltage, short-circuit and other problems. During the battery charging process, the internal voltage
Buried capacitance pcb is a common technique used in PCB design to improve the performance of a system by embedding capacitors inside the PCB board.PCB buried capacitors are capacitors made inside the PCB board, and the capacitors made in this way are called buried capacitors. The embedded capacitors can be ceramic, tantalum or polymer capacitors,
Electrical panel usually consist of a power input module, a transformer module, a power distribution module and a control and protection module. The power input module is mainly to connect the external power supply to the electrical panel, while the transformer module converts the input voltage to supply power reliably to other modules. The power
Introduction to Bare PCB Boards A Bare PCB Board, also known as a bare printed circuit board, is the foundational platform for assembling electronic components to create a functional PCB assembly. This essential component in electronics manufacturing serves as the backbone for electronic circuits, providing both the physical structure and electrical connectivity needed to support
Board-to-board PCB connectors are miniature coupling plugs and sockets that allow direct connection of power and signals between printed circuit boards through the pins of the connector. In order to prevent the board-to-board PCB connector from oxidizing to reduce conductivity, copper alloy materials are generally used. The role of board-to-board PCB connectors: Classification of board-to-board
PCB board testing is an extremely important step in the production process and is an essential production process. It is to check the rationality of PCB design, test its possible problems or defects in the production process, to ensure the functionality and appearance of the product, and improve the production yield of the final product.
Milling PCB board is a method of processing printed circuit boards (PCBs) using CNC milling technology. It cuts and repairs PCB boards through milling methods to form the final form of the product. With the booming of the electronics market, the demand for PCB milling technology is getting higher and higher. Reasons affecting the accuracy
A drill for pcb board is a device used to perform precise drilling operations on PCBs for the subsequent installation of electronic components such as resistors, capacitors, IC pins, and various other connectors. Drilling is a critical step in the PCB manufacturing process as it ensures electrical interconnections between internal layers of the board as
3D packaging semiconductor technology, also known as three-dimensional integrated circuit packaging technology, is an advanced semiconductor packaging method that allows multiple chips to be stacked together in a vertical direction to provide higher performance, smaller package size and lower energy consumption. The core of this packaging technology lies in the stacking of multiple chips in
The world of integrated circuits (ICs) and their packaging is constantly evolving, with new technologies emerging to meet the increasing demands for performance, reliability, and miniaturization. Among the various IC packaging technologies, the LGA IC package has gained prominence for its unique design and advantages. This article provides a detailed overview of the LGA IC
