component
GRM1555C1H101JA01D - Murata
Public Made by Adomby adom
MLCC 100 pF +/-5 %, 50 V, C0G, 0402 (1005 metric)
main
John Lauer
Component record for grm1555c1h101ja01d: 16:10 hero image and refreshed records
7df7993
1d ago
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{
"manufacturer_reference": "https://pim.murata.com/en-us/pim/details/?partNum=GRM1555C1H101JA01%23",
"symbol_source": "Original, written for this page (standard capacitor graphic, non-polar). CC-BY-4.0.",
"footprint_source": "KiCad standard library Capacitor_SMD:C_0402_1005Metric (CC-BY-SA 4.0 with the KiCad library exception); renamed C_0402_1005Metric -> C_0402_1005Metric_GRM1555C1H101JA01D, model path set to ${KIPRJMOD}/GRM1555C1H101JA01D.step; copper unchanged",
"footprint_upstream_sha256": "0403382fc4583ed510b461b1fa4a36dfaec6f4c0d9b1a67e6b0027837a54e1b5",
"footprint_upstream_url": "https://gitlab.com/kicad/libraries/kicad-footprints/-/raw/master/Capacitor_SMD.pretty/C_0402_1005Metric.kicad_mod",
"package_source": "KiCad packages3D Capacitor_SMD.3dshapes/C_0402_1005Metric.step (CC-BY-SA 4.0 with the KiCad library exception)",
"package_upstream_url": "https://gitlab.com/kicad/libraries/kicad-packages3D/-/raw/master/Capacitor_SMD.3dshapes/C_0402_1005Metric.step",
"package_bytes_unchanged": true,
"manufacturer_step": {
"found": false,
"searched": "2026-10-21",
"method": "plain HTTP only (curl), no browser",
"note": "Murata's public product-data API (pimapi.murata.com/public/api/pim/v1/products/search, queried 2026-10-21 for GRM1555C1H101JA01#) lists the reference sheet, reliability data, S-parameters, SPICE netlist and characteristics data for this part but no STEP or other 3D CAD asset; the product page (pim.murata.com) is a script-built page with no static CAD link, and guessed static paths returned 404. No browser session was used, so KiCad's library model was used and checked against Murata's printed dimensions."
},
"datasheet_figures": [
{
"file": "docs/figures/grm1555c1h101ja01d-ds-p2-title.png",
"page": 2,
"box_100dpi": [
0,
0,
1170,
140
],
"caption": "p.2 header: part number, size, characteristic, capacitance, voltage and the 'as of' date"
},
{
"file": "docs/figures/grm1555c1h101ja01d-ds-p2-dimension-rating.png",
"page": 2,
"box_100dpi": [
0,
215,
1170,
545
],
"caption": "p.2 'Type & Dimension' and 'Rated Value'"
},
{
"file": "docs/figures/grm1555c1h101ja01d-ds-p2-package.png",
"page": 2,
"box_100dpi": [
0,
545,
1170,
700
],
"caption": "p.2 'Package': packaging codes and reel quantities"
},
{
"file": "docs/figures/grm1555c1h101ja01d-ds-p3-specs.png",
"page": 3,
"box_100dpi": [
0,
40,
1170,
452
],
"caption": "p.3 'Specifications and Test Methods' items 1 to 7 (IR, capacitance, Q or DF)"
},
{
"file": "docs/figures/grm1555c1h101ja01d-ds-p27-land.png",
"page": 27,
"box_100dpi": [
140,
55,
1000,
690
],
"caption": "p.27 '2. Land Dimensions', Tables 1 and 2"
}
],
"hero_glb": {
"file": "grm1555c1h101ja01d-hero.glb",
"sidecar": "grm1555c1h101ja01d-hero.overlay.json",
"tool": "hero_glb.py (adom/component-hero, adom-hero 1.4), copied into provenance/tools/",
"inputs": [
"package-reference.glb",
"C_0402_1005Metric_GRM1555C1H101JA01D.kicad_mod",
"component.pins (1 and 2, unnamed)"
],
"result": "pads 2, silk items 2, pin1 none, labels 2; align OK (offset 0.0 mm)"
},
"altium": {
"files": [
"altium/GRM1555C1H101JA01D.SchLib",
"altium/GRM1555C1H101JA01D.PcbLib",
"altium/GRM1555C1H101JA01D.adom-lbr.json"
],
"tool": "adom-lbr import-kicad --sym --fp --mpn, then adom-lbr export-altium"
},
"geometry_status": "KiCad library package geometry, every printed dimension checked against the datasheet (docs/verify). Not manufacturer-issued CAD.",
"frame": {
"units": "mm (STEP), metres (GLB)",
"up_axis": "Z",
"seat_z": 0,
"origin": "footprint origin",
"transform": "none"
},
"glb": {
"tool": "step2glb convert",
"exit": 0,
"stderr_tail": "Large file queued for async conversion (job 40e1480a5122e19d). Polling...\nJob 40e1480a5122e19d complete (0s). Downloading GLB...\n"
},
"hero": {
"tool": "step2glb thumbnail --width 1920 --height 1200 (iso, 16:10)",
"path": "docs/hero.png"
},
"fusion_lbr": {
"file": "GRM1555C1H101JA01D.lbr",
"tool": "adom-lbr generate --sym --fp --part-metadata page.json",
"lint": "passed, 0 errors, 0 warnings"
},
"datasheet": {
"file": "docs/grm1555c1h101ja01d-datasheet.pdf",
"sha256": "7e05616d3850d4beb6b86aec419c24fabece6fc1f96ff70ae415f7f4e60b2753",
"url": "https://search.murata.co.jp/Ceramy/image/img/A01X/G101/ENG/GRM1555C1H101JA01-01A.pdf",
"title": "Murata reference sheet GRM1555C1H101JA01-01A, specifications as of Jun. 13, 2026",
"retrieved": "2026-10-21"
},
"supporting_documents": [],
"datasheet_check": {
"overlay": "docs/verify/grm1555c1h101ja01d-overlay.png",
"numbers": "docs/verify/grm1555c1h101ja01d-check.json",
"tools": "provenance/tools/ (ortho.py, overlay_chip.py, spec json)",
"result": "PASS"
},
"land_pattern_check": {
"readme": "land-pattern/README.md",
"numbers": "land-pattern/land-check.json",
"source": "Murata reference sheet, p.27 '2. Land Dimensions', Table 2 Reflow Soldering Method, GRM 15, 1.0x0.5 (within +/-0.10)",
"result": "larger than maker"
},
"marking": {
"real_marking": null,
"statement": "The Murata reference sheet specifies no part marking: none of its 33 pages has a marking section, and the p.2 dimension sketch shows a plain body",
"source": "GRM1555C1H101JA01-01A, all 33 pages searched; p.2"
},
"distributors": {
"tool": "adom-parts-search search GRM1555C1H101JA01D",
"date": "2026-10-21",
"mouser": {
"part": "81-GRM1555C1H101JA1D",
"url": "https://www.mouser.com/ProductDetail/Murata-Electronics/GRM1555C1H101JA01D?qs=to8XolpOzrOREPd%2Fx%2FLxrw%3D%3D",
"stock": 1150562
},
"digikey": {
"part": "490-5922-2-ND",
"url": "https://www.digikey.com/en/products/detail/murata-electronics/GRM1555C1H101JA01D/3693829",
"stock": 653533
},
"lcsc": {
"part": "C77177",
"url": "https://www.lcsc.com/product-detail/C77177.html",
"stock": 909438
}
},
"lod": {
"manifest": "lod/manifest.json",
"generator": "provenance/tools/lod.py",
"source_sha256": "03e44c4b2b727b8d4b6b1fd598cbd12dd5e614f1dfeefa96a92a07e3a3b312a2"
},
"tools_note": "lod.py, ortho.py and overlay_chip.py come from the GRM155R71C104KA88D component page; build.py, parts.py, landcheck.py, records.py and push.sh are the scripts used for the GRM1555C1H100JA01D and GRM155R71H103KA88D pages, extended here with datasheet figure crops, the adom-hero 1.4 hero and the Altium lane.",
"files": {
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},
"files_note": "provenance.json itself is not listed.",
"built_by": "Claude (AI agent) for John Lauer",
"date": "2026-10-21"
}