TPS54202 12 V to 5 V / 1 A Synchronous Buck Converter Molecule

@@ -61,4 +61,6 @@ Every step of the build, in order, each with its own page of evidence (checks, s  **11. Components**: wiki component identity and CAD audit. [The evidence](steps/11-components/README.md) +**12. 3D models**: every 3D model bound and upright. [The evidence](steps/12-models/README.md)+ <!-- /aiflow:steps -->

@@ -0,0 +1,34 @@+# Step 12: 3D models++Check native board model resolution and inspect the selected library variants in the chosen EDA; use the component register for unresolved assets.++## Visits++- 2026-10-18T19:38:20Z++## What the binary checked++### models++- **bindingsComplete**: True+- **counts**: footprints 38; missingModel 0; noModelExpected 0; unresolvedModel 0; warnings 0; withModel 38+- **evidenceSource**: saved-board-file+- **missing**: 0 item(s)+- **unresolved**: 0+- **viewerHidden**: 0 item(s)++### models-orientation++- **notChecked**: 0 item(s)+- **unacknowledged**: 0 item(s)+- **warnings**: 8 item(s)++## Screenshots and drawings++**start**++![start](shot-models-1-start.png)++**visit 1-start**++![visit 1-start](shot-models-1-start.png)