project
12 V to 5 V / 1 A Buck Molecule (TPS54202)
Public Unreviewedby John Lauer
An independently designed 12 V to 5 V, 1 A synchronous buck molecule (TI TPS54202), with calculations, ngspice and PSpice simulation, KiCad 10 schematic and board, and the board laid out and analysed with adom-aiflow.
← Commit history
clips: 7 clip(s)
3 files changed
+14−1
docs/clips.md+14−1@@ -2,7 +2,7 @@ Every step of the adom-aiflow run records its own clip of the KiCad window on the test box. This page is appended as each clip lands, so it can stay open in a browser tab while the build runs. -Last updated 2026-09-29 12:56 UTC. 6 clip(s).+Last updated 2026-09-29 13:29 UTC. 7 clip(s). | # | step | recorded | clip | state | |---|---|---|---|---|@@ -12,6 +12,7 @@ Last updated 2026-09-29 12:56 UTC. 6 clip(s). | 4 | Routing rework (back from the current analysis) | 2026-09-29 11:56 UTC | [10x cut](#clip-4) | ok | | 5 | Pours rework (back from the Fields solve) | 2026-09-29 12:11 UTC | [10x cut](#clip-5) | ok | | 6 | Thermal analysis, SW throat widened | 2026-09-29 12:43 UTC | [10x cut](#clip-6) | ok |+| 7 | Net walkthrough (GND, SW, VIN, VOUT) | 2026-09-29 12:57 UTC | [10x cut](#clip-7) | ok | ### Clip 1: Placement (and the first traces) @@ -93,3 +94,15 @@ Contact sheet (nine frames): . +### Clip 7: Net walkthrough (GND, SW, VIN, VOUT)++<a id="clip-7"></a>++Recorded 2026-09-29 12:57 UTC. Each key net selected as a whole in KiCad (pours, tracks, vias and pads together) and framed with Zoom to Selection: GND (137 items), the SW patch from U1 to the inductor (33), VIN (40), VOUT (56).++<video src="docs/clips/window-593052-20260929-125701-10x.mp4" controls muted playsinline></video>++Contact sheet (nine frames): ++Raw recording: `window-593052-20260929-125701.mp4`, 189 MB, kept with the run (not uploaded).+
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