main
Ray Set visibility: public 49f5ae0
{
  "schema_version": 1,
  "type": "component",
  "slug": "hojlr2512-3w-430mr-1",
  "title": "HoJLR2512-3W-430mR-1%",
  "brief": "Milliohm Current Sense Resistors / Shunt Resistors, 2512. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
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    "package": "2512",
    "pin_count": 2,
    "category": "Resistors",
    "subcategory": "Current Sense Resistors / Shunt Resistors",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590201785865838592",
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      "lbr": "hojlr2512-3w-430mr-1.lbr"
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    "distributor_links": {
      "lcsc": "C2904265",
      "digikey": "5705-HoJLR2512-3W-430mR-1%TR-ND"
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    "distributor_check": {
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      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "5705-HoJLR2512-3W-430mR-1%TR-ND",
        "status": "found",
        "lifecycle": "Active"
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    "pins": [
      {
        "number": "1",
        "name": "1",
        "type": "passive",
        "description": "First terminal of the 2512 alloy current-sense resistor (0.9±0.2 mm electrode), rated 3W at up to 70°C ambient with derating to 0% at 170°C."
      },
      {
        "number": "2",
        "name": "2",
        "type": "passive",
        "description": "Second terminal of the 2512 alloy current-sense resistor (0.9±0.2 mm electrode), interchangeable with the other terminal on this non-inductive two-terminal part, operating range -50°C to +170°C."
      }
    ],
    "provenance": {
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      "factory_chain": {
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        "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 430mR value is not shown in the ordering table, which gives a 0.5~500mR range for 3W. The 1% tol",
          "vision extraction: provenance cannot be text-verified; needs consensus"
        ],
        "pages_sent": 4,
        "cost_usd": 0.1464,
        "at": "2026-11-07T04:12:40"
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        "pages": 4,
        "sha256": "3224518dbc8bdc85",
        "source_tier": "lcsc"
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      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
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        "described": 2,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
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        "sha256": "76b2052a3c120193de7cdc0af99157b6f375e9a4af7721e3e3d012968c877f27",
        "checked": "2026-11-07",
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        "checked": "2026-11-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
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  },
  "metadata": {
    "specs": {
      "Manufacturer": "Milliohm",
      "Package": "2512",
      "Category": "Resistors",
      "Pins": "2"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "3224518dbc8bdc858a96cfde88de2611494550f95406f6b65130c232cdfc93fb",
      "rows": [
        {
          "name": "Resistance tolerance (suffix 1%, code F = ±1%)",
          "symbol": "",
          "kind": "tolerance",
          "unit": "%",
          "min": -1,
          "typ": null,
          "max": 1,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Temperature Coefficient of Resistance",
          "symbol": "T.C.R",
          "kind": "temperature_coefficient",
          "unit": "ppm/℃",
          "min": -50,
          "typ": null,
          "max": 50,
          "conditions": "2mR~500mR",
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        },
        {
          "name": "Operating Temperature Range",
          "symbol": "",
          "kind": "recommended_operating",
          "unit": "℃",
          "min": -50,
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          "max": 170,
          "conditions": "",
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        },
        {
          "name": "Insulation Resistance",
          "symbol": "",
          "kind": "electrical",
          "unit": "MΩ",
          "min": 100,
          "typ": null,
          "max": null,
          "conditions": "100V DC for 1 minute",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Load Life resistance change",
          "symbol": "",
          "kind": "tolerance",
          "unit": "%",
          "min": -1,
          "typ": null,
          "max": 1,
          "conditions": "1000hours at rated power, 70℃, 1.5hours ON, 0.5hour OFF",
          "source_page": 4,
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        {
          "name": "Short Time Overload resistance change",
          "symbol": "",
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          "unit": "%",
          "min": -1,
          "typ": null,
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          "conditions": "5 X rated power for 5s",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Moisture (no load) resistance change",
          "symbol": "",
          "kind": "tolerance",
          "unit": "%",
          "min": -1,
          "typ": null,
          "max": 1,
          "conditions": "85℃, 85%RH, 1000hrs",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Temperature cycle resistance change",
          "symbol": "",
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          "unit": "%",
          "min": -1,
          "typ": null,
          "max": 1,
          "conditions": "-55℃ & +155℃, 100cycle, 15min per extreme condition",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Resistance to Soldering Heat resistance change",
          "symbol": "",
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          "min": -0.5,
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          "conditions": "260±5℃ for 10±1 sec",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "High Temperature Exposure resistance change",
          "symbol": "",
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          "conditions": "155℃, 1000hrs",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Low Temperature Storage resistance change",
          "symbol": "",
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          "typ": null,
          "max": 1,
          "conditions": "-55℃, 1000hrs",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Substrate Bending resistance change",
          "symbol": "",
          "kind": "tolerance",
          "unit": "%",
          "min": -0.5,
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          "conditions": "Bending width 2mm",
          "source_page": 4,
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        },
        {
          "name": "Rated power (3W model)",
          "symbol": "P",
          "kind": "recommended_operating",
          "unit": "W",
          "min": null,
          "typ": null,
          "max": 3,
          "conditions": "Power curve: load power derated when resistor temperature reaches 70℃",
          "source_page": 1,
          "source": "datasheet"
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  "discovery_triggers": [
    "hojlr2512-3w-430mr-1%"
  ],
  "discovery_pitch": "HoJLR2512-3W-430mR-1% (Milliohm) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray"
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