Before downloading, understand that the LM2596 comes in several versions. Your library must match your intended IC.

: Some third-party creators offer libraries that simulate the entire LM2596 Buck Converter Module rather than just the IC. These are often easier to use for hobbyist projects like powering an Arduino . Top Recommendations & Performance

If you find a custom LM2596 library online (often provided as a .zip file), follow these steps to install it: New Proteus Libraries for Engineering Students