Printed Circuit Boards (PCBs) are the core components in electronic devices, playing a crucial role in connecting and transmitting electrical signals. The manufacturing process is complex and surprising, with each step significantly impacting the performance and reliability of the final product. Therefore, engineers must be well-acquainted with the PCB manufacturing process. This article will discuss … Read more
Method 1: 1. Cut the copper-clad board to the required size for the circuit diagram. 2. Place wax paper on a steel plate, use a pen to draw the circuit diagram on the wax paper at a 1:1 scale, and cut out the drawn circuit diagram according to the size of the circuit board. Place … Read more
The thinning of display panels mainly involves using chemical etching and physical grinding to reduce the thickness of the panel module and display glass, meeting the demand for lightweight display products. By thinning the TFT-LCD panel, the following application requirements can be achieved. 1. Use chemical or physical methods to reduce the thickness of the … Read more
Phase One 1 Sand Silicon is the second most abundant element in the Earth’s crust, and deoxygenated sand (especially quartz) contains up to 25% silicon as silicon dioxide (SiO2), which is the foundation of the semiconductor manufacturing industry. 2 Silicon Smelting 12-inch/300mm wafer level. Silicon is purified through multiple steps to achieve semiconductor-grade quality, known … Read more
Source: IC Repair Institute Author: Chip Master Today, let’s talk about how chips are born from the manufacturing perspective. 01 From Sand to Monocrystalline Silicon Rod From a handful of sand that can be easily tossed, to the chips that are indispensable in various industries, it goes through hundreds or even thousands of processing steps. … Read more
Stage One 1 Sand Silicon is the second most abundant element in the Earth’s crust, and sand (especially quartz) contains up to 25% silicon in the form of silicon dioxide (SiO2), which serves as the foundation for the semiconductor manufacturing industry. 2 Silicon Smelting 12-inch/300mm wafer level. Through multiple purification steps, silicon of semiconductor manufacturing … Read more
Source: Tom Talks Chip Manufacturing Original Author: Tom The semiconductor manufacturing process refers to the process of using semiconductor materials to manufacture chips. This process includes steps such as wafer preparation, cleaning, deposition, photolithography, etching, diffusion, annealing, electroplating, and cutting. Semiconductor manufacturing is the process of processing wafers into complete chips that can achieve specific … Read more
Dry Etching: Using gaseous chemical etchants to react with materials to form volatile by-products that can be removed from the substrate, achieving the purpose of etching. Role of Plasma: Generates free radicals, enhancing the rate of chemical reactions; Simultaneously possesses ion bombardment capability, which can physically remove materials from the surface and break chemical bonds … Read more