component
1210L005WR
Public Made by Adomby adom
Littelfuse Resettable Fuses, 1210. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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README.mdadded+38@@ -0,0 +1,38 @@+# 1210L005WR++**Littelfuse** · Resettable Fuses · 1210++1210L005WR from Littelfuse, in a 1210. Pinout and pin descriptions extracted from the manufacturer datasheet by ds2sf; symbol, footprint, and 3D from KiCad-official CAD.++## Pinout++| Pin | Name | Type | Function |+|---|---|---|---|+| 1 | P1 | passive | Current-carrying terminal 1 (non-polarized); device holds 0.05 A and trips at 0.15 A (20 °C still air), rated V_max = 30 Vdc, I_max = 10 A, R_1max = 50.00 Ω (measured 1 h after trip or 260 °C/20 s reflow). |+| 2 | P2 | passive | Current-carrying terminal 2 (non-polarized); electrically equivalent to pin 1 - PTC element is symmetric with R_min = 3.600 Ω in initial un-soldered state. |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | Littelfuse |+| Package | 1210 |+| Category | Circuit Protection |+| Pins | 2 |++## CAD (KiCad official)++- Symbol: `1210L005WR`+- Footprint: `Resistor_SMD:R_1210_3225Metric`+- 3D model: 1210 (KiCad packages3D, STEP)+- 3D model files: `1210l005wr-etched.step` / `1210l005wr-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `1210l005wr.step` / `1210l005wr.glb` are the bare package body.++## Provenance++Data extracted from the manufacturer datasheet, not a distributor listing:++- **Datasheet:** [Littelfuse datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588918541826838528) (6 pp, sha256 `2a5d88abc7f6f775`, retrieved 2026-09-23, tier: lcsc)+- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.2`, primary `claude-sonnet-4-6` (text+vision), consensus `claude-opus-4-7` (agreed), guards: pin_guards 0.1: passed. Pins are checked against the footprint pad set and their cited datasheet pages before publish.+- **CAD:** KiCad official libraries (CC-BY-SA 4.0).++[Datasheet PDF](docs/1210l005wr-datasheet.pdf)
page.jsonadded+108@@ -0,0 +1,108 @@+{+ "slug": "1210l005wr",+ "version": "0.1.0",+ "type": "component",+ "description": "Littelfuse Resettable Fuses, 1210. Datasheet-verified pinout, KiCad symbol/footprint/3D.",+ "tags": [+ "component",+ "circuit protection",+ "1210l005wr",+ "factory-2.0.0",+ "extractor-text"+ ],+ "dependencies": {},+ "hero": {+ "type": "image",+ "path": "docs/hero.png"+ },+ "files": [+ "page.json",+ "README.md",+ "1210l005wr.kicad_sym",+ "1210l005wr.kicad_mod",+ "1210l005wr.glb",+ "1210l005wr.step",+ "1210l005wr.lbr",+ "docs/hero.png",+ "docs/1210l005wr-datasheet.pdf",+ "viewers/symbol.html",+ "viewers/footprint.html"+ ],+ "component": {+ "mpn": "1210L005WR",+ "manufacturer": "Littelfuse",+ "package": "1210",+ "pin_count": 2,+ "category": "Circuit Protection",+ "subcategory": "Resettable Fuses",+ "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588918541826838528",+ "parts": {+ "symbol": "1210l005wr.kicad_sym",+ "footprint": "1210l005wr.kicad_mod",+ "model_3d": "1210l005wr-etched.glb",+ "model_3d_plain": "1210l005wr.glb",+ "model_3d_step": "1210l005wr-etched.step",+ "model_3d_step_plain": "1210l005wr.step",+ "lbr": "1210l005wr.lbr"+ },+ "distributor_links": {+ "lcsc": "C151164"+ },+ "pins": [+ {+ "number": "1",+ "name": "P1",+ "type": "passive",+ "description": "Current-carrying terminal 1 (non-polarized); device holds 0.05 A and trips at 0.15 A (20 °C still air), rated V_max = 30 Vdc, I_max = 10 A, R_1max = 50.00 Ω (measured 1 h after trip or 260 °C/20 s reflow)."+ },+ {+ "number": "2",+ "name": "P2",+ "type": "passive",+ "description": "Current-carrying terminal 2 (non-polarized); electrically equivalent to pin 1 - PTC element is symmetric with R_min = 3.600 Ω in initial un-soldered state."+ }+ ],+ "provenance": {+ "extractor": "extract_pins 0.2",+ "factory_chain": {+ "factory": "2.0.0",+ "extractor": "extract_pins 0.2",+ "primary_model": "claude-sonnet-4-6",+ "primary_mode": "text+vision",+ "consensus_model": "claude-opus-4-7",+ "consensus": "agreed",+ "guards": "pin_guards 0.1: passed",+ "guard_notes": [+ "extractor flagged: The datasheet package drawing (page 4) does not print explicit '1' / '2' pin numbers on the 1210 foo",+ "vision extraction: provenance cannot be text-verified; needs consensus"+ ],+ "pages_sent": 6,+ "cost_usd": 0.2409,+ "at": "2026-09-23T16:18:08"+ },+ "datasheet": {+ "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588918541826838528",+ "pages": 6,+ "sha256": "2a5d88abc7f6f775",+ "source_tier": "lcsc"+ },+ "cad": "KiCad official (CC-BY-SA 4.0)",+ "pins": {+ "total": 2,+ "described": 2,+ "cites_pages": true,+ "refuses_to_fabricate": true+ }+ },+ "viewers": {+ "symbol": "viewers/symbol.html",+ "footprint": "viewers/footprint.html"+ }+ },+ "visibility": "public",+ "org": "adom",+ "author": {+ "name": "Ray",+ "email": "[email protected]"+ }+}