CFR-25JT-52-2K4

{
  "schema_version": 1,
  "type": "component",
  "slug": "cfr-25jt-52-2k4",
  "title": "CFR-25JT-52-2K4",
  "brief": "YAGEO Through Hole Resistors, 插件,D2.4xL6.3mm. 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",
    "cfr-25jt-52-2k4",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "CFR-25JT-52-2K4",
    "manufacturer": "YAGEO",
    "package": "R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal",
    "pin_count": 2,
    "category": "Resistors",
    "subcategory": "Through Hole Resistors",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8755261781868990464",
    "parts": {
      "symbol": "cfr-25jt-52-2k4.kicad_sym",
      "footprint": "cfr-25jt-52-2k4.kicad_mod",
      "model_3d": "cfr-25jt-52-2k4-hero.glb",
      "model_3d_step": "cfr-25jt-52-2k4.step",
      "lbr": "cfr-25jt-52-2k4.lbr",
      "model_3d_plain": "cfr-25jt-52-2k4.glb"
    },
    "distributor_links": {
      "lcsc": "C3493844"
    },
    "distributor_check": {
      "checked_at": "2026-11-06T10:44:28Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "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": 16,
        "cost_usd": 0.0024,
        "at": "2026-11-06T10:44:22"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8755261781868990464",
        "pages": 16,
        "sha256": "76319a6451937e77",
        "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": "cfr-25jt-52-2k4.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "body on z = 0, through-hole leads below",
        "extents_mm": [
          10.76,
          2.5,
          5.5
        ],
        "zmin_mm": -3,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "85bdadc9190739c38429da06b1d9c76ccf33aef9a0794a2e7a9dd5b58d9d05fe",
        "checked": "2026-11-06",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "YAGEO",
      "Package": "R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal",
      "Category": "Resistors",
      "Pins": "2"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "76319a6451937e7734a6833f620890256273d6d5bc18237e5425bb0e07a2a143",
      "rows": [
        {
          "name": "Tolerance",
          "symbol": "",
          "kind": "tolerance",
          "unit": "%",
          "min": -5,
          "typ": null,
          "max": 5,
          "conditions": "Suffix J = ±5% (part-number position 3)",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Temperature coefficient of resistance (under 100KΩ)",
          "symbol": "TCR",
          "kind": "temperature_coefficient",
          "unit": "ppm/°C",
          "min": -500,
          "typ": null,
          "max": 350,
          "conditions": "Under 100KΩ; -55°C to +155°C",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Maximum working voltage (CFR-25)",
          "symbol": "",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 250,
          "conditions": "Maximum working voltage",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Maximum overload voltage (CFR-25)",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 500,
          "conditions": "Maximum overload voltage",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Voltage proof on insulation (CFR-25)",
          "symbol": "",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 500,
          "conditions": "Voltage proof on insulation",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Operating temperature range",
          "symbol": "",
          "kind": "recommended_operating",
          "unit": "°C",
          "min": -55,
          "typ": null,
          "max": 155,
          "conditions": "Operating temp. range",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Resistance range (lower bound)",
          "symbol": "",
          "kind": "electrical",
          "unit": "Ω",
          "min": 1,
          "typ": null,
          "max": null,
          "conditions": "For E24 series values",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Resistance range (upper bound)",
          "symbol": "",
          "kind": "electrical",
          "unit": "MΩ",
          "min": null,
          "typ": null,
          "max": 10,
          "conditions": "For E24 series values",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Short time overload ΔR/R",
          "symbol": "",
          "kind": "electrical",
          "unit": "%",
          "min": -0.75,
          "typ": null,
          "max": 0.75,
          "conditions": "2.5 times RCWV for 5 sec.; plus ±0.05Ω absolute term",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Periodic-pulse overload ΔR/R",
          "symbol": "",
          "kind": "electrical",
          "unit": "%",
          "min": -1,
          "typ": null,
          "max": 1,
          "conditions": "4 times RCWV (or Umax, whichever less), 10,000 cycles; plus ±0.05Ω absolute term",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Damp heat steady state ΔR/R",
          "symbol": "",
          "kind": "electrical",
          "unit": "%",
          "min": -3,
          "typ": null,
          "max": 3,
          "conditions": "40±2°C, 90-95% RH, 56 days, loaded 0.1 times RCWV; plus ±0.05Ω absolute term",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Endurance at 70°C ΔR/R",
          "symbol": "",
          "kind": "electrical",
          "unit": "%",
          "min": -3,
          "typ": null,
          "max": 3,
          "conditions": "70±2°C at RCWV for 1,000 Hr; plus ±0.05Ω absolute term",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Temperature cycling ΔR/R",
          "symbol": "",
          "kind": "electrical",
          "unit": "%",
          "min": -1,
          "typ": null,
          "max": 1,
          "conditions": "-55°C to +155°C, 5 cycles; plus ±0.05Ω absolute term",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Resistance to soldering heat ΔR/R",
          "symbol": "",
          "kind": "electrical",
          "unit": "%",
          "min": -1,
          "typ": null,
          "max": 1,
          "conditions": "260±3°C for 10±1 Sec.; plus ±0.05Ω absolute term",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Insulation resistance",
          "symbol": "",
          "kind": "electrical",
          "unit": "MΩ",
          "min": 1000,
          "typ": null,
          "max": null,
          "conditions": "In V-Block for 60 sec.",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Robustness of terminations (direct load)",
          "symbol": "",
          "kind": "electrical",
          "unit": "Kg",
          "min": 2.5,
          "typ": null,
          "max": null,
          "conditions": "Direct load for 10 Sec. in direction of terminal leads (24.5N)",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Solderability (minimum coverage)",
          "symbol": "",
          "kind": "electrical",
          "unit": "%",
          "min": 95,
          "typ": null,
          "max": null,
          "conditions": "245±5°C for 3±0.5 Sec.",
          "source_page": 4,
          "source": "datasheet"
        }
      ]
    }
  },
  "variants": [],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "cfr-25jt-52-2k4"
  ],
  "discovery_pitch": "CFR-25JT-52-2K4 (YAGEO) 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",
    "cfr-25jt-52-2k4.kicad_sym",
    "cfr-25jt-52-2k4.kicad_mod",
    "cfr-25jt-52-2k4.glb",
    "cfr-25jt-52-2k4.step",
    "cfr-25jt-52-2k4.lbr",
    "docs/hero.png",
    "docs/cfr-25jt-52-2k4-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "cfr-25jt-52-2k4-hero.glb",
    "cfr-25jt-52-2k4-hero.overlay.json"
  ],
  "visibility": {
    "public": true
  }
}