LRAM12CFTR003

{
  "schema_version": 1,
  "type": "component",
  "slug": "lram12cftr003",
  "title": "LRAM12CFTR003",
  "brief": "NCT Current Sense Resistors/Shunt Resistors, 1206. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "resistors",
    "lram12cftr003",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "LRAM12CFTR003",
    "manufacturer": "NCT",
    "package": "1206",
    "pin_count": 2,
    "category": "Resistors",
    "subcategory": "Current Sense Resistors/Shunt Resistors",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8608758208312205312",
    "parts": {
      "symbol": "lram12cftr003.kicad_sym",
      "footprint": "lram12cftr003.kicad_mod",
      "model_3d": "lram12cftr003-hero.glb",
      "model_3d_plain": "lram12cftr003-etched.glb",
      "model_3d_step": "lram12cftr003-etched.step",
      "model_3d_step_plain": "lram12cftr003.step",
      "lbr": "lram12cftr003.lbr"
    },
    "distributor_links": {
      "lcsc": "C5120911"
    },
    "distributor_check": {
      "checked_at": "2026-11-07T04:17:17Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "1",
        "type": "passive",
        "description": "First electrode of the 3.2 x 1.6 mm 1206 alloy current-sense resistor (LRA*12** series, 1 mΩ for R003 suffix variants per the part-number code), with 4-wire measurement taken on the back electrode."
      },
      {
        "number": "2",
        "name": "2",
        "type": "passive",
        "description": "Second electrode of the 3.2 x 1.6 mm 1206 alloy current-sense resistor, non-polarized and interchangeable with the first electrode."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.3",
        "primary_model": "claude-sonnet-5-5",
        "primary_mode": "text+vision",
        "consensus_model": "claude-opus-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: The datasheet shows a two-terminal chip resistor with no pin numbers or names printed. Pins '1' and ; The part-number code decoder lists R001=1mR and R010=10mR. It does not define 'R003', so I read it a",
          "vision extraction: provenance cannot be text-verified; needs consensus"
        ],
        "pages_sent": 6,
        "cost_usd": 0.1784,
        "at": "2026-11-07T04:17:09"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8608758208312205312",
        "pages": 6,
        "sha256": "13512fac2aa9df8a",
        "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"
    },
    "models_3d": [
      {
        "file": "lram12cftr003.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          3.2,
          1.6,
          0.55
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "f5d1ea5c47935091292bd1c6c698e0df88d3d4bbf92bf66b4c97e49df5be9ebc",
        "checked": "2026-11-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "lram12cftr003-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          3.2,
          1.6,
          0.55
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "4367708c9a44a4041fea656bfec3855e13cdc276403afbd73d5bc17eb1987aef",
        "checked": "2026-11-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "NCT",
      "Package": "1206",
      "Category": "Resistors",
      "Pins": "2"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "13512fac2aa9df8a51dc7646aac65410622c0279c96483913316d0dc5debfe5f",
      "rows": [
        {
          "name": "Tolerance (code F, 1%)",
          "symbol": "",
          "kind": "tolerance",
          "unit": "%",
          "min": -1,
          "typ": null,
          "max": 1,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "TCR (LRA*12** 1 W, 2~100 mΩ row)",
          "symbol": "TCR",
          "kind": "temperature_coefficient",
          "unit": "ppm/°C",
          "min": -50,
          "typ": null,
          "max": 50,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Short time overload resistance change",
          "symbol": "",
          "kind": "tolerance",
          "unit": "%",
          "min": -0.5,
          "typ": null,
          "max": 0.5,
          "conditions": "5 s overload at 5 times rated power (1206, 1 W); 24 h rest",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Biased humidity resistance change",
          "symbol": "",
          "kind": "tolerance",
          "unit": "%",
          "min": -0.5,
          "typ": null,
          "max": 0.5,
          "conditions": "85 °C/85 %RH, 10% of rated power, 1000 h",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Temperature cycling resistance change",
          "symbol": "",
          "kind": "tolerance",
          "unit": "%",
          "min": -0.5,
          "typ": null,
          "max": 0.5,
          "conditions": "-55 °C to +150 °C, 1000 cycles, 15 min dwell",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Low temperature exposure resistance change",
          "symbol": "",
          "kind": "tolerance",
          "unit": "%",
          "min": -0.5,
          "typ": null,
          "max": 0.5,
          "conditions": "-55 °C, 96 h",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "High temperature exposure resistance change",
          "symbol": "",
          "kind": "tolerance",
          "unit": "%",
          "min": -1,
          "typ": null,
          "max": 1,
          "conditions": "170 °C oven, 1000 h",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Load life resistance change",
          "symbol": "",
          "kind": "tolerance",
          "unit": "%",
          "min": -1,
          "typ": null,
          "max": 1,
          "conditions": "70 °C, rated power 90 min ON / 30 min OFF, 1000 h",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Resistance to solder heat resistance change",
          "symbol": "",
          "kind": "tolerance",
          "unit": "%",
          "min": -0.5,
          "typ": null,
          "max": 0.5,
          "conditions": "260 °C solder bath, 10 ±1 s",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Terminal bending resistance change",
          "symbol": "",
          "kind": "tolerance",
          "unit": "%",
          "min": -0.5,
          "typ": null,
          "max": 0.5,
          "conditions": "2.5 kg, 2 mm deflection, 60 s under load",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Solderability electrode new-solder coverage",
          "symbol": "",
          "kind": "tolerance",
          "unit": "%",
          "min": 95,
          "typ": null,
          "max": null,
          "conditions": "245 ±5 °C, 3 ±1 s dip",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Operating temperature range",
          "symbol": "",
          "kind": "recommended_operating",
          "unit": "°C",
          "min": -55,
          "typ": null,
          "max": 170,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Maximum rated power",
          "symbol": "",
          "kind": "electrical",
          "unit": "W",
          "min": null,
          "typ": 1,
          "max": null,
          "conditions": "Derate above 70 °C per power derating curve",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Nominal resistance (code R003)",
          "symbol": "R",
          "kind": "electrical",
          "unit": "mΩ",
          "min": null,
          "typ": 3,
          "max": null,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Maximum rated current",
          "symbol": "",
          "kind": "electrical",
          "unit": "",
          "min": null,
          "typ": null,
          "max": 22.36,
          "conditions": "LRA*12** 1 W row, 2~100 mΩ; unit not printed in table",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Maximum overload current",
          "symbol": "",
          "kind": "electrical",
          "unit": "",
          "min": null,
          "typ": null,
          "max": 50,
          "conditions": "LRA*12** 1 W row, 2~100 mΩ; unit not printed in table",
          "source_page": 3,
          "source": "datasheet"
        }
      ]
    }
  },
  "variants": [],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "lram12cftr003"
  ],
  "discovery_pitch": "LRAM12CFTR003 (NCT) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "lram12cftr003.kicad_sym",
    "lram12cftr003.kicad_mod",
    "lram12cftr003.glb",
    "lram12cftr003.step",
    "lram12cftr003.lbr",
    "docs/hero.png",
    "docs/lram12cftr003-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "lram12cftr003-hero.glb",
    "lram12cftr003-hero.overlay.json",
    "lram12cftr003-etched.glb"
  ],
  "visibility": {
    "public": true
  }
}