Altium Designer PCB Library – Footprints – Symbols – 3D Models

How to include our free library content in your Altium Designer 14 or later Libraries.

Library Loader

1 – Click Settings in Library Loader.

2 – To prevent these instructions from showing every time you download a part, please uncheck “Show Library Import Instructions”.  If you want to review these at any point, you can click the Help link in the same dialog.

3 – Click OK to accept the Settings

Once files have been downloaded you can import them for use in your Altium Designer projects by following the instructions below:

1 – Select “Import Wizard” from the “File” menu in Altium Designer.

Altium Designer PCB library

2 – Click the “Next >” button.


3 – Select “PADS ASCII Design And Library Files” from the list or click “Get More Importers…” if not listed. Then click the “Next >” button.


4 – IMPORTANT! Click the “Next >” button to skip the PADS Design Files.

5 – Click the “Add” button to select the PADS Library Files from the Downloads folder.


6 – Select the 3 PADS Library Files from the Downloads folder i.e. the *.d, *.p and *.c files. Then click the “Open” button.


7 – Click the “Next >” button.


8 – Click the “Next >” button to accept the default reporting options.


9 – Click the “Next >” button to accept the default general options.


10 – Click the “Next >” button to accept the default PADS PCB layer mapping.


11 – Click the “Next >” button.


12 – Click the “Finish” button.


13 – Review the Schematic and PCB Library Documents

14 – Place part in schematic.



Using Component 3D STEP Models in Altium Designer

If a 3D model was available for the downloaded component, the STEP (*.stp) file would have been extracted by Library Loader and left in your “Downloads Folder”.  If you are using the Altium Plugin and have the option to “Download 3D models” checked, then the STEP (*stp) file can be found in Documents\SamacSys\Downloads\… for the downloaded component.

1 – Open the PCB library document and then select “3D Body” from the “Place” menu

2 – Select “Generic 3D Model” as the 3D Model Type and then click the “Load from file…” button

3 – Select the STEP (*.stp) file for the downloaded component and then click Open

4 – Click OK

5 – Click your left mouse button to place the 3D model on the footprint.  Note: This is typically in the centre for SMD and Pin 1 for PTH components

6 – Click Cancel

7 – Save the PCB Library Document

8 – Reopen the Schematic Library Document

9 – Done