main
Ray Set visibility: public 70281c3
{
  "schema_version": 1,
  "type": "component",
  "slug": "frm252wfr010tn",
  "title": "FRM252WFR010TN",
  "brief": "FOJAN Current Sense Resistors / Shunt Resistors, 2512. Unpolarised two-terminal part: the datasheet prints no pin numbers, so pins 1 and 2 follow the library convention, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "resistors",
    "frm252wfr010tn",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "FRM252WFR010TN",
    "manufacturer": "FOJAN",
    "package": "2512",
    "pin_count": 2,
    "category": "Resistors",
    "subcategory": "Current Sense Resistors / Shunt Resistors",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8763504880735019008",
    "parts": {
      "symbol": "frm252wfr010tn.kicad_sym",
      "footprint": "frm252wfr010tn.kicad_mod",
      "model_3d": "frm252wfr010tn-hero.glb",
      "model_3d_plain": "frm252wfr010tn-etched.glb",
      "model_3d_step": "frm252wfr010tn-etched.step",
      "model_3d_step_plain": "frm252wfr010tn.step",
      "lbr": "frm252wfr010tn.lbr"
    },
    "distributor_links": {
      "lcsc": "C7419995"
    },
    "distributor_check": {
      "checked_at": "2026-10-17T04:26:50Z",
      "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": "Terminal 1 of an unpolarised resistor; either orientation."
      },
      {
        "number": "2",
        "name": "2",
        "type": "passive",
        "description": "Terminal 2 of an unpolarised resistor; either orientation."
      }
    ],
    "provenance": {
      "extractor": "extract_pins",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins",
        "primary_model": "two-terminal convention",
        "primary_mode": "convention",
        "consensus_model": null,
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "vision extraction: provenance cannot be text-verified; needs consensus"
        ],
        "pages_sent": 12,
        "cost_usd": 0.0023,
        "at": "2026-10-17T04:25:07"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8763504880735019008",
        "pages": 12,
        "sha256": "13a1c74e6b23cc10",
        "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": "frm252wfr010tn.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.3,
          3.2,
          0.6
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "76b2052a3c120193de7cdc0af99157b6f375e9a4af7721e3e3d012968c877f27",
        "checked": "2026-10-17",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "frm252wfr010tn-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.3,
          3.2,
          0.6
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "d1c0ebed78a3925403095d534ed5bfe2293ef75df2b56e60987411e9cdd719d5",
        "checked": "2026-10-17",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "FOJAN",
      "Package": "2512",
      "Category": "Resistors",
      "Pins": "2"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "13a1c74e6b23cc103f7c52a55ce0edc65423850e201e50a32caf4d07cd5fd420",
      "rows": [
        {
          "name": "Resistance tolerance (code F)",
          "symbol": "",
          "kind": "tolerance",
          "unit": "%",
          "min": -1,
          "typ": null,
          "max": 1,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Temperature coefficient of resistance (T.C.R.)",
          "symbol": "",
          "kind": "temperature_coefficient",
          "unit": "PPM/℃",
          "min": -50,
          "typ": null,
          "max": 50,
          "conditions": "Measuring points 25°C and +125°C, reference point +25°C",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Resistance range (2512, standard, non-L)",
          "symbol": "",
          "kind": "electrical",
          "unit": "mΩ",
          "min": 1,
          "typ": null,
          "max": 680,
          "conditions": "Type 2512 (not 2512-L)",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Operating temperature range",
          "symbol": "",
          "kind": "recommended_operating",
          "unit": "℃",
          "min": -55,
          "typ": null,
          "max": 170,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Max overload current",
          "symbol": "",
          "kind": "electrical",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": 141,
          "conditions": "Type 2512",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Change in resistance after high temperature exposure (storage)",
          "symbol": "△R",
          "kind": "tolerance",
          "unit": "%",
          "min": -1,
          "typ": null,
          "max": 1,
          "conditions": "T=170℃, 1000hrs, measurement at 24hrs after test conclusion",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Change in resistance after low temperature exposure (storage)",
          "symbol": "△R",
          "kind": "tolerance",
          "unit": "%",
          "min": -0.5,
          "typ": null,
          "max": 0.5,
          "conditions": "T=-55ºC, 1000 hours, measurement at 24hrs after test conclusion",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Change in resistance after temperature cycling",
          "symbol": "△R",
          "kind": "tolerance",
          "unit": "%",
          "min": -0.5,
          "typ": null,
          "max": 0.5,
          "conditions": "1000 cycle (-55℃ to 125℃), measurement at 24hrs after test conclusion",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Change in resistance after short time overload",
          "symbol": "△R",
          "kind": "tolerance",
          "unit": "%",
          "min": -0.5,
          "typ": null,
          "max": 0.5,
          "conditions": "5 X rated power for 5s",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Change in resistance after moisture resistance",
          "symbol": "△R",
          "kind": "tolerance",
          "unit": "%",
          "min": -1,
          "typ": null,
          "max": 1,
          "conditions": "T=24 hours / Cycle, 10 Cycles",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Change in resistance after biased humidity",
          "symbol": "△R",
          "kind": "tolerance",
          "unit": "%",
          "min": -0.5,
          "typ": null,
          "max": 0.5,
          "conditions": "10% rated power at 85℃, RH 85%, 1000Hrs, measurement at 24hrs after test conclusion",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Change in resistance after load life",
          "symbol": "△R",
          "kind": "tolerance",
          "unit": "%",
          "min": -1,
          "typ": null,
          "max": 1,
          "conditions": "1000 h at +70 °C, 1.5 h ON, 0.5 h OFF, measurement at 24hrs after test conclusion",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Change in resistance after resistance to soldering heat",
          "symbol": "△R",
          "kind": "tolerance",
          "unit": "%",
          "min": -0.5,
          "typ": null,
          "max": 0.5,
          "conditions": "T=260±5℃ solder, 10±1 sec dwell",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Change in resistance after mechanical shock",
          "symbol": "△R",
          "kind": "tolerance",
          "unit": "%",
          "min": -0.5,
          "typ": null,
          "max": 0.5,
          "conditions": "100g's, normal duration 6ms, half sine shock pulse",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Change in resistance after vibration",
          "symbol": "△R",
          "kind": "tolerance",
          "unit": "%",
          "min": -0.5,
          "typ": null,
          "max": 0.5,
          "conditions": "5g's for 20min, 12 cycles, 10-2000Hz",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Change in resistance after board flex",
          "symbol": "△R",
          "kind": "tolerance",
          "unit": "%",
          "min": -0.5,
          "typ": null,
          "max": 0.5,
          "conditions": "Min 2mm deflection, 60sec",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Change in resistance after thermal shock",
          "symbol": "△R",
          "kind": "tolerance",
          "unit": "%",
          "min": -1,
          "typ": null,
          "max": 1,
          "conditions": "-55°C/+155°C, 1000 cycles, max transfer time 20 seconds, dwell time 15 minutes",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Change in resistance after ESD",
          "symbol": "△R",
          "kind": "tolerance",
          "unit": "%",
          "min": -1,
          "typ": null,
          "max": 1,
          "conditions": "Direct Contact ±6kV; Air Discharge +12kV, +16kV, +25kV",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Power rating",
          "symbol": "",
          "kind": "electrical",
          "unit": "W",
          "min": null,
          "typ": 2,
          "max": null,
          "conditions": "at P70, Type 2512",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Rated current",
          "symbol": "",
          "kind": "electrical",
          "unit": "A",
          "min": null,
          "typ": 63,
          "max": null,
          "conditions": "Type 2512",
          "source_page": 5,
          "source": "datasheet"
        }
      ]
    }
  },
  "variants": [],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "frm252wfr010tn"
  ],
  "discovery_pitch": "FRM252WFR010TN (FOJAN) 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",
    "frm252wfr010tn.kicad_sym",
    "frm252wfr010tn.kicad_mod",
    "frm252wfr010tn.glb",
    "frm252wfr010tn.step",
    "frm252wfr010tn.lbr",
    "docs/hero.png",
    "docs/frm252wfr010tn-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "frm252wfr010tn-hero.glb",
    "frm252wfr010tn-hero.overlay.json",
    "frm252wfr010tn-etched.glb"
  ],
  "visibility": {
    "public": true
  }
}