IPC-D-356

Netlist Format

The file describes the pin names, coordinates, and layer details for every electrical node. In an ipc-d-356 export, each line represents a specific test point or via that can be probed. This structured format is generated directly by the computer-aided design tool.

It eliminates the risk of human error when describing complex routing.

Electrical Test

Automated machines use the exported file to verify the board for shorts and open circuits. The test fixture compares the measured continuity against the netlist in ipc-d-356 to ensure accuracy. Any deviation from the layout netlist indicates a fabrication error that must be resolved.

This verification step is completed before components are soldered to the board to avoid wasting valuable materials.

Manufacturing Alignment

Consistent file formats between design and test prevent delays during the production ramp. Fabricators depend on ipc-d-356 to validate the gerber layers against the logical design intent. If there is a discrepancy, the file serves as the definitive reference for the intended connections.

This alignment protects the product developer from receiving non-functional bare boards.