HoYH2512-3W-100mR-1%

{
  "schema_version": 1,
  "type": "component",
  "slug": "hoyh2512-3w-100mr-1",
  "title": "HoYH2512-3W-100mR-1%",
  "brief": "Milliohm 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",
    "hoyh2512-3w-100mr-1%",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "HoYH2512-3W-100mR-1%",
    "manufacturer": "Milliohm",
    "package": "2512",
    "pin_count": 2,
    "category": "Resistors",
    "subcategory": "Current Sense Resistors / Shunt Resistors",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590208147266052096",
    "parts": {
      "symbol": "hoyh2512-3w-100mr-1.kicad_sym",
      "footprint": "hoyh2512-3w-100mr-1.kicad_mod",
      "model_3d": "hoyh2512-3w-100mr-1-hero.glb",
      "model_3d_plain": "hoyh2512-3w-100mr-1-etched.glb",
      "model_3d_step": "hoyh2512-3w-100mr-1-etched.step",
      "model_3d_step_plain": "hoyh2512-3w-100mr-1.step",
      "lbr": "hoyh2512-3w-100mr-1.lbr"
    },
    "distributor_links": {
      "lcsc": "C2932786"
    },
    "distributor_check": {
      "checked_at": "2026-10-17T09:49:55Z",
      "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": 8,
        "cost_usd": 0.0019,
        "at": "2026-10-17T09:48:19"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590208147266052096",
        "pages": 8,
        "sha256": "7874517e3cfb18a8",
        "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": "hoyh2512-3w-100mr-1.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": "hoyh2512-3w-100mr-1-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": "fc73d3cec47fb8a41068f31122a7556221a7223ca3193e4e890b7856354092ba",
        "checked": "2026-10-17",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Milliohm",
      "Package": "2512",
      "Category": "Resistors",
      "Pins": "2"
    },
    "appearance": {
      "contacts": {
        "quote": "4.4 两端电极 Terminal electrode(4) : 锡﹑镍﹑ 铜 Sn﹑Ni﹑Cu 4.5 保护防焊层 Protective coating(5) : 防火级环氧树脂,符合 UL- 94-V0要求（绿色）",
        "page": 3,
        "doc": "ds.pdf",
        "plating": "tin"
      },
      "version": 1,
      "datasheet_sha256": "7874517e3cfb18a891df3b847b1fb9ec506e22ec5e0b48fd7875cc0de3f4f21f"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "7874517e3cfb18a891df3b847b1fb9ec506e22ec5e0b48fd7875cc0de3f4f21f",
      "rows": [
        {
          "name": "Resistance tolerance (1% suffix, 10~400 mΩ range)",
          "symbol": "",
          "kind": "tolerance",
          "unit": "%",
          "min": -1,
          "typ": null,
          "max": 1,
          "conditions": "HoYH2512 10~400 mΩ range; the 1% option of ±0.5%/±1%",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Temperature coefficient of resistance (TCR)",
          "symbol": "TCR",
          "kind": "temperature_coefficient",
          "unit": "ppm/℃",
          "min": -50,
          "typ": null,
          "max": 50,
          "conditions": "HoYH2512 10~400 mΩ range",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Operating temperature range",
          "symbol": "T",
          "kind": "recommended_operating",
          "unit": "℃",
          "min": -55,
          "typ": null,
          "max": 155,
          "conditions": "操作温度范围; derate power above 70℃ per power curve",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Short time overload resistance change",
          "symbol": "ΔR",
          "kind": "tolerance",
          "unit": "%",
          "min": -1,
          "typ": null,
          "max": 1,
          "conditions": "Plus ±0.5 mΩ absolute; P=2.5Pr, T=25±2ºC, t=5 s",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "High temperature exposure resistance change",
          "symbol": "ΔR",
          "kind": "tolerance",
          "unit": "%",
          "min": -1,
          "typ": null,
          "max": 1,
          "conditions": "Plus ±0.5 mΩ absolute; T=+170±2ºC, t=1000 h",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "Low temperature storage resistance change",
          "symbol": "ΔR",
          "kind": "tolerance",
          "unit": "%",
          "min": -1,
          "typ": null,
          "max": 1,
          "conditions": "Plus ±0.5 mΩ absolute; T=-55±2ºC, t=1000 h",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "Moisture load life resistance change",
          "symbol": "ΔR",
          "kind": "tolerance",
          "unit": "%",
          "min": -2,
          "typ": null,
          "max": 2,
          "conditions": "Plus ±0.5 mΩ absolute; 60±2ºC, RH=95%, Vtest=Vmax, 90 min ON/30 min OFF, 1000 h",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "Thermal shock resistance change",
          "symbol": "ΔR",
          "kind": "tolerance",
          "unit": "%",
          "min": -1,
          "typ": null,
          "max": 1,
          "conditions": "Plus ±0.5 mΩ absolute; -55ºC 30 min to +155ºC 30 min, 100 cycles",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "Load life at 70ºC resistance change",
          "symbol": "ΔR",
          "kind": "tolerance",
          "unit": "%",
          "min": -2,
          "typ": null,
          "max": 2,
          "conditions": "Plus ±0.5 mΩ absolute; Vtest=Vmax, T=70±2ºC, 90 min ON/30 min OFF, 1000 h",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "Resistance to solder heat resistance change",
          "symbol": "ΔR",
          "kind": "tolerance",
          "unit": "%",
          "min": -1,
          "typ": null,
          "max": 1,
          "conditions": "Plus ±0.5 mΩ absolute; reflow T=275±5ºC, t=20±1 s",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "Mechanical shock resistance change",
          "symbol": "ΔR",
          "kind": "tolerance",
          "unit": "%",
          "min": -1,
          "typ": null,
          "max": 1,
          "conditions": "Plus ±0.5 mΩ absolute; a=100G, t=11 ms, 5 shocks",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "Substrate bending resistance change",
          "symbol": "ΔR",
          "kind": "tolerance",
          "unit": "%",
          "min": -1,
          "typ": null,
          "max": 1,
          "conditions": "Plus ±0.5 mΩ absolute; span 90 mm, bend width 2 mm, 1.6 mm glass-epoxy test board",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "Solderability wetting coverage",
          "symbol": "",
          "kind": "tolerance",
          "unit": "%",
          "min": 95,
          "typ": null,
          "max": null,
          "conditions": "Dip into solder at 245±5ºC, t=3±0.5 s; covered area",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "Wave soldering temperature",
          "symbol": "",
          "kind": "timing",
          "unit": "℃",
          "min": 250,
          "typ": null,
          "max": 265,
          "conditions": "Soldering temperature, max. 10 s",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Storage temperature (sealed, RH≤75%)",
          "symbol": "T",
          "kind": "recommended_operating",
          "unit": "℃",
          "min": 10,
          "typ": null,
          "max": 40,
          "conditions": "Sealed storage up to 2 years; RH≤75%",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Storage relative humidity (sealed)",
          "symbol": "RH",
          "kind": "recommended_operating",
          "unit": "%",
          "min": null,
          "typ": null,
          "max": 75,
          "conditions": "Sealed storage at 10~40℃ up to 2 years",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Maximum reflow peak temperature",
          "symbol": "",
          "kind": "timing",
          "unit": "℃",
          "min": null,
          "typ": 260,
          "max": null,
          "conditions": "260±5℃, max. 10 s maximum temperature (reflow)",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Nominal resistance",
          "symbol": "R",
          "kind": "electrical",
          "unit": "mΩ",
          "min": null,
          "typ": 100,
          "max": null,
          "conditions": "HoYH2512 10~400 mΩ range; 100mR per MPN",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Rated power",
          "symbol": "P",
          "kind": "electrical",
          "unit": "W",
          "min": null,
          "typ": 2,
          "max": null,
          "conditions": "HoYH2512 series as printed (2 W); MPN states 3W, see review_required",
          "source_page": 4,
          "source": "datasheet"
        }
      ]
    }
  },
  "variants": [],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "hoyh2512-3w-100mr-1%"
  ],
  "discovery_pitch": "HoYH2512-3W-100mR-1% (Milliohm) 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",
    "hoyh2512-3w-100mr-1.kicad_sym",
    "hoyh2512-3w-100mr-1.kicad_mod",
    "hoyh2512-3w-100mr-1.glb",
    "hoyh2512-3w-100mr-1.step",
    "hoyh2512-3w-100mr-1.lbr",
    "docs/hero.png",
    "docs/hoyh2512-3w-100mr-1-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "hoyh2512-3w-100mr-1-hero.glb",
    "hoyh2512-3w-100mr-1-hero.overlay.json",
    "hoyh2512-3w-100mr-1-etched.glb"
  ],
  "visibility": {
    "public": true
  }
}