IPC-7351B Naming Convention of Small Outline Diodes Flat Lead (SODFL)

SODFL + Lead Span Nominal + Body Width X Height

Example:

SODFL4725X110_NXP_SOD128

SODFL – Small Outline Diodes Flat Lead
47 – Lead Span Nominal = 4.70mm
25 – Body Width = 2.50mm
110 – Height = 1.10mm
NXP – Manufacturer Name (Added by PCB-3D.com)
SOD128 – Manufacturer Code/Package Name (Added by PCB-3D.com)