Typical WLCSP Process Flow생략가능순서변경가능A typical WLCSP process flow is illustrated Figure 3. [4] The illustration ... Typical PI-RDL WLCSP ConstructionFigure 2-1. 2Layer WLCSP ConstructionRefer to Figure 2 for a representation ... of a typicalWLCSP package with Redistribution Layer (RDL) and Under Bump Metallization (UBM) process