Detect the Remark Plastic ICs on the Basis of Packaging Technology

Plastic packaging ICs have been used more widely in the high reliability application, and there are a number of plastic packaging ICs are applied to national defense fields. But the stock channel is not so fluency, and most of the chief plastic packaging ICs are imported from abroad, so there exist a mass of remark ICs. Based on packaging technology, the author will introduce how to detect the remark ICs.