In the modern society, the demand for chips is very large, and chip lithography is the most important, complex and expensive process in the chip manufacturing process. Its precision determines the manufacturing process of the chip and the performance of the device. So, a deep understanding of chip lithography process plays a vital role in chip manufacturing.
During routine quality control testing, it is noticed that a certain batch of PCBA products had problems with solder joint air bubbles after reflow soldering. In this article, we have three parts: what is solder joint air bubbles? What makes solder joint air bubbles occurred? And how to solve the solder joint air bubbles? Let’s find the answer in the following contents.
It has become the consensus of the global industry that China is leading the development of new energy vehicles in the world. Driven by leading enterprises, China’s new energy vehicle industry has formed a certain scale of domestic industrial chain and supply chain.