by adom
0402 Thick Film Resistor · 2.2 kΩ ±1% · 1/16 W
master
John Lauer
MPN laser etch: etched STEP is the default, plain kept as -unetched.step; hero GLB with footprint and silkscreen; hero…
551f987
20d ago
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{
"schema": "adom/basic-part-etch-pass@1",
"mpn": "CR0402-FX-2201GLF",
"date": "2026-09-30",
"request": "John: chip-laser-etch every component we put on wiki pages; the best STEP (with the etch) is the default",
"step": {
"default": {
"file": "CR0402-FX-2201GLF.step",
"sha256": "8416a250a0a5b7df884ce5fb462a9183d46aeb76b279f8c4a72fdf08674491a4",
"content": "the page STEP (same frame, colours kept) + one flat laser_etch part: the virtual MPN on the top face, seated on the body",
"source": "hero-proposals/cr0402-fx-2201glf/etched.step (reviewed)"
},
"unetched": {
"file": "CR0402-FX-2201GLF-unetched.step",
"sha256": "91507e5af4251cb4ef38e04889c9b98da29904432bd83786bba13ae9b605eacb",
"note": "the STEP this page shipped before, byte for byte"
}
},
"mark": {
"kind": "virtual",
"text": "CR0402-FX-2201GLF",
"color_linear_rgb": [
0.78,
0.78,
0.76
],
"color_reason": "light mark on a dark body",
"flat": "zero-thickness sheet (glyph top faces only)",
"note": ""
},
"etch": {
"file": "etched.step",
"sha256": "8416a250a0a5b7df884ce5fb462a9183d46aeb76b279f8c4a72fdf08674491a4",
"frame": "same as the original STEP (drop-in)",
"source_sha256": "91507e5af4251cb4ef38e04889c9b98da29904432bd83786bba13ae9b605eacb",
"tool": "aiflow-work/merged/tools/laser-etch/etch_part.py (adom-chip-laser service + merge_etch.py flat) [+ _tools/seat_mark.py where the body top sits below the terminations]",
"note": ""
},
"pose": {
"frame": "Adom Z-up footprint seating frame, metres in GLB, seating plane Z = 0",
"transform": "library model is already Z-up in the footprint frame (footprint carries no model transform); identity",
"xcaf_transform": "\u001b[0m"
},
"page_glbs": {
"method": "swap_part.py: only the part mesh is replaced by the step2glb conversion of the etched STEP (posed Z-up); board, pads, solder, silk, node names, the insertion animation and every other node copied unchanged; the mark is a child node Adom.LaserEtch.MPN of the part node, so it rides the insertion animation",
"files": {
"CR0402-FX-2201GLF.glb": {
"sha256": "f77184a991f81d6fc3d0da0faa973d062a920fe941b0b6d02865dbc462056642",
"bytes": 20488,
"bytes_before": 19888,
"tris_before": 244,
"tris_after": 483,
"swap": {
"out": "CR0402-FX-2201GLF.glb",
"bytes": 20488,
"sha256": "f77184a991f81d6fc3d0da0faa973d062a920fe941b0b6d02865dbc462056642",
"part_node": "R_0402_1005Metric",
"old_part_tris": 244,
"new_part_tris": 244,
"old_part_bbox_mm": [
[
-0.5,
-0.25,
-0.0
],
[
0.5,
0.25,
0.3499999940395355
]
],
"new_part_bbox_mm_local": [
[
-0.5,
-0.25,
-0.0
],
[
0.5,
0.25,
0.35
]
],
"node_scale_z": 1,
"rendered_top_mm": 0.35,
"laser_etch": {
"tris": 239,
"rgb_linear": [
0.78,
0.78,
0.76
],
"z_mm": [
0.355,
0.355
]
}
}
},
"CR0402-FX-2201GLF.insertion.glb": {
"sha256": "d7725a989179045a91e3238e1cf5c9f16b23f52571a8ebc2ad5c8d8079bedf08",
"bytes": 42164,
"bytes_before": 54344,
"tris_before": 1200,
"tris_after": 1439,
"swap": {
"out": "CR0402-FX-2201GLF.insertion.glb",
"bytes": 42164,
"sha256": "d7725a989179045a91e3238e1cf5c9f16b23f52571a8ebc2ad5c8d8079bedf08",
"part_node": "CR0402-FX-2201GLF",
"old_part_tris": 244,
"new_part_tris": 244,
"old_part_bbox_mm": [
[
-0.5,
-0.25,
0.0
],
[
0.5,
0.25,
0.3499999940395355
]
],
"new_part_bbox_mm_local": [
[
-0.5,
-0.25,
-0.0
],
[
0.5,
0.25,
0.35
]
],
"node_scale_z": 1,
"rendered_top_mm": 0.35,
"laser_etch": {
"tris": 239,
"rgb_linear": [
0.78,
0.78,
0.76
],
"z_mm": [
0.355,
0.355
]
}
}
}
}
},
"hero_glb": {
"file": "cr0402-fx-2201glf-hero.glb",
"sha256": "edf87db25b394fba56b1574146e0b4352b9e35fc3e3bb7de8ebc640dbd8f7d0d",
"source": "hero-proposals/cr0402-fx-2201glf/hero.glb (reviewed)",
"provenance": "provenance/cr0402-fx-2201glf-hero.provenance.json"
},
"hero_png": {
"file": "screenshots/hero.png",
"sha256": "d807b8d69acc642a17578c7c1ba73a82e548a159d7e49a3baccb867327c92dc6",
"source": "hero-proposals/cr0402-fx-2201glf/after-hero.png (shared basic-part hero template)"
}
}