In the field of electronic manufacturing, printed circuit boards (PCBs) are indispensable components, and their quality directly affects the performance and reliability of the entire electronic product. To ensure compliance with industry standards and best practices, engineers need to be well-informed about international PCB standards. Below are some commonly used standards, which we hope will … Read more
1. Observation Method When we receive a circuit board for repair, the first step is to carefully observe its appearance. If the circuit board has been burned, it is crucial to check whether the power circuit is functioning correctly before powering it up, ensuring that no further damage will occur. The observation method is a … Read more
When it comes to circuit boards, many people should be familiar with them, as they are ubiquitous in our lives, from small devices like Bluetooth headsets, electronic watches, and calculators to larger systems like computers, communication devices, and military/aerospace systems. Wherever integrated circuits are needed, they rely on PCB to carry electronic components. Before PCB … Read more
1 Tools for Manual Soldering Any electronic product, from a rectifier composed of several parts to a computer system made up of thousands of components, is constructed from basic electronic components and functions, connected using certain manufacturing methods according to circuit principles.Although there are various connection methods (such as winding, crimping, gluing, etc.), the most … Read more
PCB Manufacturing Process The manufacturing of PCBs is very complex. Taking a four-layer printed circuit board as an example, the main steps include PCB layout, core board manufacturing, inner layer PCB layout transfer, core board drilling and inspection, lamination, drilling, copper plating of the hole walls, outer layer PCB layout transfer, and outer layer PCB … Read more
DIYer: Smiling Duck Production Time: Half a Day Difficulty Level: ★★☆☆☆ GEEK Index: ★★★☆☆ Are you still using a universal board for repairs? Are you struggling to create the circuit and layout you want with a universal board? For many electronic enthusiasts today, a universal board can no longer meet the production needs, but having … Read more
The names of circuit boards include: circuit board, PCB, aluminum substrate, high-frequency board, thick copper board, impedance board, PCB, ultra-thin circuit board, ultra-thin printed circuit board, and printed (copper etching technology) circuit board, etc. Circuit boards miniaturize and visualize circuits, playing an important role in the mass production of fixed circuits and optimizing electrical layouts. … Read more
1. Faults Caused by Capacitor Damage Capacitor damage is the most common fault in electronic devices, particularly with electrolytic capacitors. Signs of capacitor damage include: reduced capacitance; complete loss of capacitance; leakage; short circuit. Different capacitors serve various roles in a circuit, leading to distinct fault characteristics. In industrial control circuit boards, digital circuits dominate, … Read more
1 Tools for Manual Soldering Any electronic product, from a rectifier made up of a few components to a computer system composed of thousands of parts, is constituted by basic electronic components and functions, connected according to circuit principles using specific techniques.Although there are various connection methods (e.g., wrapping, crimping, adhesive), the most widely used … Read more
Want to view the PCB industry directory? Currently, Xiaofan has compiled directories for Shenzhen, Huizhou, Zhuhai, Jiangxi, Zhejiang, Jiangsu, and 18 other locations Just follow the “Electronic Manufacturing Service Platform” After following, reply with the location: For example, reply with “Zhuhai” to get the Zhuhai PCB industry directory! Introducing the following 5 aspects: 1. Introduction … Read more