How to identify original IC and refurbished IC?
How to identify original IC and refurbished IC? In the process of R&D or learning, we often need to buy a small number of films. At this time, we can only find goods in the electronic market. The goods on the market are mixed. We should learn to distinguish between good and bad. Let me explain some problems faced when buy IC: 1.Grinding IC These chips are very similar to new films. The size of the printed text and graphics on the [...]