I found a working model. You can download the SG3525 Proteus library from [insert valid link, e.g., GitHub or your drive]. Installation:
(Note: Always scan downloaded files with antivirus software before running them, as with any download from the internet.) download sg3525 library for proteus
C:\Program Files (x86)\Labcenter Electronics\Proteus 8 Professional\LIBRARY Copy and Paste : Copy the , and any associated files into the Restart Proteus I found a working model
Many websites offer Proteus libraries, but not all are safe or functional. Here are the most trusted sources as of 2025: download sg3525 library for proteus