1N4148TR

{
  "slug": "1n4148tr",
  "version": "0.1.0",
  "type": "component",
  "description": "onsemi Switching Diodes, DO-35. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "diodes",
    "1n4148tr",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "1n4148tr.kicad_sym",
    "1n4148tr.kicad_mod",
    "1n4148tr.glb",
    "1n4148tr.step",
    "1n4148tr.lbr",
    "docs/hero.png",
    "docs/1n4148tr-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "1n4148tr-hero.glb",
    "1n4148tr-hero.overlay.json"
  ],
  "component": {
    "mpn": "1N4148TR",
    "manufacturer": "onsemi",
    "package": "DO-35",
    "pin_count": 2,
    "category": "Diodes",
    "subcategory": "Switching Diodes",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588887271303229440",
    "parts": {
      "symbol": "1n4148tr.kicad_sym",
      "footprint": "1n4148tr.kicad_mod",
      "model_3d": "1n4148tr-hero.glb",
      "model_3d_step": "1n4148tr.step",
      "lbr": "1n4148tr.lbr",
      "model_3d_plain": "1n4148tr.glb"
    },
    "distributor_links": {
      "lcsc": "C84410",
      "digikey": "1N4148FSTR-ND",
      "mouser": "512-1N4148TR"
    },
    "distributor_check": {
      "checked_at": "2026-10-12T14:02:59Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "1N4148FSTR-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "512-1N4148TR",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "K",
        "type": "passive",
        "description": "Cathode terminal, marked on the DO-35 body with a black band; the diode conducts when the anode is positive relative to it, with VRRM of 100 V."
      },
      {
        "number": "2",
        "name": "A",
        "type": "passive",
        "description": "Anode terminal, the axial lead opposite the black cathode band; rated for 200 mA average rectified forward current (IO) and 300 mA DC forward 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": "text+vision",
        "consensus_model": "claude-opus-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: The datasheet gives no pin numbers for the DO-35 package. The drawing on page 5 shows only an axial ; The pin types are set to passive, the usual class for a two-terminal diode. The datasheet does not s",
          "vision extraction: provenance cannot be text-verified; needs consensus"
        ],
        "pages_sent": 7,
        "cost_usd": 0.1476,
        "at": "2026-10-12T14:02:43"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588887271303229440",
        "pages": 7,
        "sha256": "5efe1495500349b7",
        "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": "1n4148tr.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "body on z = 0, through-hole leads below",
        "extents_mm": [
          8.12,
          2.02,
          5.01
        ],
        "zmin_mm": -2.5,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "9704292191fcb13b3dfc88c1e572df18313ac20023bb230486c878d8dddfdb54",
        "checked": "2026-10-12",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}