YLRY12-3-70F

{
  "schema_version": 1,
  "type": "component",
  "slug": "ylry12-3-70f",
  "title": "YLRY12-3-70F",
  "brief": "Shenzhen Yezhan Elec 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": [
    "component",
    "resistors",
    "ylry12-3-70f",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "YLRY12-3-70F",
    "manufacturer": "Shenzhen Yezhan Elec",
    "package": "2512",
    "pin_count": 2,
    "category": "Resistors",
    "subcategory": "Current Sense Resistors / Shunt Resistors",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603386689524019200",
    "parts": {
      "symbol": "ylry12-3-70f.kicad_sym",
      "footprint": "ylry12-3-70f.kicad_mod",
      "model_3d": "ylry12-3-70f-hero.glb",
      "model_3d_plain": "ylry12-3-70f-etched.glb",
      "model_3d_step": "ylry12-3-70f-etched.step",
      "model_3d_step_plain": "ylry12-3-70f.step",
      "lbr": "ylry12-3-70f.lbr"
    },
    "distributor_links": {
      "lcsc": "C22468070"
    },
    "distributor_check": {
      "checked_at": "2026-11-07T03:53:07Z",
      "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": "Resistor terminal 1 (non-polarized, interchangeable with terminal 2) of the 70 mΩ ±1% 3 W YLRY12 current-sense element, rated -55℃ to 170℃, with a recommended pad of L 4.1 mm, a 2.1 mm and c 4 mm."
      },
      {
        "number": "2",
        "name": "2",
        "type": "passive",
        "description": "Resistor terminal 2 (non-polarized, interchangeable with terminal 1) of the 70 mΩ ±1% 3 W YLRY12 current-sense element, rated -55℃ to 170℃, with a recommended pad of L 4.1 mm, a 2.1 mm and c 4 mm."
      }
    ],
    "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 and prints no pin numbers or names. The pin numbers; I read the MPN YLRY12-3-70F with the ordering table as size 12 (2512), 3 W, 70 mΩ, ±1% (F), standard",
          "vision extraction: provenance cannot be text-verified; needs consensus"
        ],
        "pages_sent": 7,
        "cost_usd": 0.1596,
        "at": "2026-11-07T03:52:59"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603386689524019200",
        "pages": 7,
        "sha256": "25c896c0861e1c44",
        "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": "ylry12-3-70f.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": "2026-11-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "ylry12-3-70f-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": "4eac96f50072e0a7bca1c7feae79938ff4ea32a041c2d564a5f982d9e91308f8",
        "checked": "2026-11-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Shenzhen Yezhan Elec",
      "Package": "2512",
      "Category": "Resistors",
      "Pins": "2"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "25c896c0861e1c44597df124d26c1183afb5026325c30bdfb9aa3e9fbae68597",
      "rows": [
        {
          "name": "Resistance tolerance (code F, ±1%)",
          "symbol": "",
          "kind": "tolerance",
          "unit": "%",
          "min": -1,
          "typ": null,
          "max": 1,
          "conditions": "Tolerance code F (±1%) per part-numbering table",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Temperature coefficient (TCR)",
          "symbol": "",
          "kind": "temperature_coefficient",
          "unit": "ppm/℃",
          "min": -50,
          "typ": null,
          "max": 50,
          "conditions": "Resistance 2~500 mΩ range (70 mΩ falls here); ±350 ppm/℃ applies only to 0.5~1.5 mΩ",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Insulation resistance",
          "symbol": "",
          "kind": "electrical",
          "unit": "MΩ",
          "min": 100,
          "typ": null,
          "max": null,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Operating temperature range",
          "symbol": "",
          "kind": "recommended_operating",
          "unit": "℃",
          "min": -55,
          "typ": null,
          "max": 170,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Temperature cycling resistance change",
          "symbol": "ΔR",
          "kind": "tolerance",
          "unit": "%",
          "min": -0.5,
          "typ": null,
          "max": 0.5,
          "conditions": "1000 cycles (-55℃ to +150℃), JESD22 Method JA-104; endurance reference limit",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "ESD resistance change",
          "symbol": "ΔR",
          "kind": "tolerance",
          "unit": "%",
          "min": -1,
          "typ": null,
          "max": 1,
          "conditions": "AEC-Q200 REV D; DC ±6kV, AD ±12/16/25kV; endurance reference limit",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "High temperature exposure resistance change",
          "symbol": "ΔR",
          "kind": "tolerance",
          "unit": "%",
          "min": -1,
          "typ": null,
          "max": 1,
          "conditions": "1000 hrs @ T=170℃, unpowered, MIL-STD-202 Method 108; endurance reference limit",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Moisture resistance resistance change",
          "symbol": "ΔR",
          "kind": "tolerance",
          "unit": "%",
          "min": -1,
          "typ": null,
          "max": 1,
          "conditions": "t=24 hrs/cycle, unpowered, MIL-STD-202 Method 106; endurance reference limit",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Biased humidity resistance change",
          "symbol": "ΔR",
          "kind": "tolerance",
          "unit": "%",
          "min": -1,
          "typ": null,
          "max": 1,
          "conditions": "1000 hrs 85℃/85%RH, 10% of operating power, MIL-STD-202 Method 103; endurance reference limit",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Operational life resistance change",
          "symbol": "ΔR",
          "kind": "tolerance",
          "unit": "%",
          "min": -1,
          "typ": null,
          "max": 1,
          "conditions": "Condition D steady state TA=70℃ at rated power, MIL-STD-202 Method 108; endurance reference limit",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Resistance to soldering heat resistance change",
          "symbol": "ΔR",
          "kind": "tolerance",
          "unit": "%",
          "min": -0.5,
          "typ": null,
          "max": 0.5,
          "conditions": "260℃±5℃, 10s±1s, MIL-STD-202 Method 210; endurance reference limit",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Short time overload resistance change",
          "symbol": "ΔR",
          "kind": "tolerance",
          "unit": "%",
          "min": -1,
          "typ": null,
          "max": 1,
          "conditions": "5×Rated power for 5 s, MIL-STD-202 Method 201; endurance reference limit",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Shock resistance change",
          "symbol": "ΔR",
          "kind": "tolerance",
          "unit": "%",
          "min": -1,
          "typ": null,
          "max": 1,
          "conditions": "100g, 6ms, MIL-STD-202 Method 213; endurance reference limit",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Vibration resistance change",
          "symbol": "ΔR",
          "kind": "tolerance",
          "unit": "%",
          "min": -1,
          "typ": null,
          "max": 1,
          "conditions": "5 g's for 20 min, 10-2000 Hz, MIL-STD-202 Method 204; endurance reference limit",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Rated power",
          "symbol": "",
          "kind": "electrical",
          "unit": "W",
          "min": null,
          "typ": 3,
          "max": null,
          "conditions": "Rated power at P70℃; power code 3 = 3W",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Resistance range (YLRY12, ±50 ppm/℃ band)",
          "symbol": "",
          "kind": "electrical",
          "unit": "mΩ",
          "min": 2,
          "typ": null,
          "max": 500,
          "conditions": "Spec table range for ±50 ppm/℃ TCR; dimension table prints 0.5~500 for YLRY12",
          "source_page": 3,
          "source": "datasheet"
        }
      ]
    }
  },
  "variants": [],
  "sections": [
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    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "ylry12-3-70f"
  ],
  "discovery_pitch": "YLRY12-3-70F (Shenzhen Yezhan Elec) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
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    "ylry12-3-70f.kicad_mod",
    "ylry12-3-70f.glb",
    "ylry12-3-70f.step",
    "ylry12-3-70f.lbr",
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    "viewers/symbol.html",
    "viewers/footprint.html",
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    "ylry12-3-70f-hero.overlay.json",
    "ylry12-3-70f-etched.glb"
  ],
  "visibility": {
    "public": true
  }
}