FC-DLFH2520-102Y-LF

{
  "slug": "fc-dlfh2520-102y-lf",
  "version": "0.1.0",
  "type": "component",
  "description": "FANGCHENG Common Mode Filters, DIP-4. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "filters",
    "fc-dlfh2520-102y-lf",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "fc-dlfh2520-102y-lf.kicad_sym",
    "fc-dlfh2520-102y-lf.kicad_mod",
    "fc-dlfh2520-102y-lf.glb",
    "fc-dlfh2520-102y-lf.step",
    "fc-dlfh2520-102y-lf.lbr",
    "docs/hero.png",
    "docs/fc-dlfh2520-102y-lf-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "fc-dlfh2520-102y-lf-hero.glb",
    "fc-dlfh2520-102y-lf-hero.overlay.json",
    "fc-dlfh2520-102y-lf-etched.glb"
  ],
  "component": {
    "mpn": "FC-DLFH2520-102Y-LF",
    "manufacturer": "FANGCHENG",
    "package": "DIP-4",
    "pin_count": 4,
    "category": "Filters",
    "subcategory": "Common Mode Filters",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8600630110344908800",
    "parts": {
      "symbol": "fc-dlfh2520-102y-lf.kicad_sym",
      "footprint": "fc-dlfh2520-102y-lf.kicad_mod",
      "model_3d": "fc-dlfh2520-102y-lf-hero.glb",
      "model_3d_plain": "fc-dlfh2520-102y-lf-etched.glb",
      "model_3d_step": "fc-dlfh2520-102y-lf-etched.step",
      "model_3d_step_plain": "fc-dlfh2520-102y-lf.step",
      "lbr": "fc-dlfh2520-102y-lf.lbr"
    },
    "distributor_links": {
      "lcsc": "C19725253"
    },
    "distributor_check": {
      "checked_at": "2026-10-13T15:14:34Z",
      "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": "Winding 1 terminal, connected through the choke winding to pin 4; rated 18.0A current, 6.5mΩ max DCR at 25°C."
      },
      {
        "number": "2",
        "name": "2",
        "type": "passive",
        "description": "Winding 2 terminal, connected through the choke winding to pin 3; rated 18.0A current, 1500V ACV insulation test voltage."
      },
      {
        "number": "3",
        "name": "3",
        "type": "passive",
        "description": "Winding 2 terminal, other end of the winding from pin 2; rated 18.0A current."
      },
      {
        "number": "4",
        "name": "4",
        "type": "passive",
        "description": "Winding 1 terminal, other end of the winding from pin 1; rated 18.0A current."
      }
    ],
    "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": "vision",
        "consensus_model": "claude-opus-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: Part is a through-hole common mode choke, not an IC. Pin numbers and winding pairing (1-4, 2-3) are ",
          "vision extraction: provenance cannot be text-verified; needs consensus"
        ],
        "pages_sent": 2,
        "cost_usd": 0.1308,
        "at": "2026-10-13T15:14:12"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8600630110344908800",
        "pages": 2,
        "sha256": "1b98c30f3bf82da9",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 4,
        "described": 4,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "fc-dlfh2520-102y-lf.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "body on z = 0, through-hole leads below",
        "extents_mm": [
          7.874,
          4.93,
          6.98
        ],
        "zmin_mm": -3.3,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "39490b2c17b5f36ae3fdd5fdd2952f6879a060ff6cbc6d0241e3d6262fd0f215",
        "checked": "2026-10-13",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "fc-dlfh2520-102y-lf-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "body on z = 0, through-hole leads below",
        "extents_mm": [
          7.874,
          4.93,
          6.98
        ],
        "zmin_mm": -3.3,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "3b5fa405828acbb598969b37b42eaa9d2c3e628ea083bf9a7674dae2b738b90d",
        "checked": "2026-10-13",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}