А вообще см. IPC-A-610D, п. 8.2.2.9.1: Defect - Class 1,2,3 • Width to height ratio exceeds two to one (2:1) ratio. • Incomplete wetting at land or end cap metallization. • Less than 100% overlap of the component termination (metallization) and the land. • Component overhangs the end or side of the land. • Component has less than three termination faces (metallization).