If you had Proteus open during this process, close it completely and relaunch it. This forces the software to re-index its database and recognize the newly added files. Verifying the SG3524 in Proteus ISIS
: The internal oscillator frequency might be set too high for your CPU to process in real-time. Try adjusting your RTcap R sub cap T CTcap C sub cap T values to lower the frequency for testing purposes. sg3524 proteus library download
This happens if you only copied the .IDX file but skipped the .LIB file, or if the files were pasted into the wrong directory. Double-check your ProgramData path. If you had Proteus open during this process,
Proteus is looking in the wrong folder or the index wasn't updated. Fix: Try adjusting your RTcap R sub cap T
Complete Guide to SG3524 Proteus Library Download and Simulation
Emitter pins of the internal uncommitted output transistors. Collector A / Collector B