The IPC-QRG-18J desk reference manual contains illustration/images of component identification, schematic symbols and more with detailed descriptions of commonly used components. The IPC-DRM-18J contains updated info on SSOP, TSOP, QFP, LQFP, PQFP, LCC, QFN, and BGA-related packages, including all the variations within those groups. New components include DFN, QFN – Multi Row, PoP (Package on...