This report presents a Package Analysis of the optical fingerprint sensor extracted from the Vivo X20 Plus UD smartphone. The optical fingerprint sensor package analyzed in this report did not have any markings on the package assembly, however, based on market intelligence, it was confirmed that the fingerprint sensor found in the Vivo X20 Plus UD smartphone is the Synaptics FS9500.

This report contains the following detailed information:

• Selected teardown photographs, package photographs, package X-rays, die markings, and die photographs
• Optical and scanning electron microscopy (SEM) cross-sectional micrographs of the package general structure, die assembly, PWB, and solder joint
• Measurements of vertical and horizontal dimensions of major package features
• SEM-based energy dispersive spectroscopy (SEM-EDS) analysis of the package material composition