3DD4242DT-92

{
  "slug": "3dd4242dt-92",
  "version": "0.1.0",
  "type": "component",
  "description": "Jilin Sino Microelectronics Bipolar (BJT), TO-92-3. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "transistors-thyristors",
    "3dd4242dt-92",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "3dd4242dt-92.kicad_sym",
    "3dd4242dt-92.kicad_mod",
    "3dd4242dt-92.glb",
    "3dd4242dt-92.step",
    "3dd4242dt-92.lbr",
    "docs/hero.png",
    "docs/3dd4242dt-92-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "3dd4242dt-92-hero.glb",
    "3dd4242dt-92-hero.overlay.json",
    "3dd4242dt-92-etched.glb"
  ],
  "component": {
    "mpn": "3DD4242DT-92",
    "manufacturer": "Jilin Sino Microelectronics",
    "package": "TO-92-3",
    "pin_count": 3,
    "category": "Transistors/Thyristors",
    "subcategory": "Bipolar (BJT)",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588895115805278208",
    "parts": {
      "symbol": "3dd4242dt-92.kicad_sym",
      "footprint": "3dd4242dt-92.kicad_mod",
      "model_3d": "3dd4242dt-92-hero.glb",
      "model_3d_plain": "3dd4242dt-92-etched.glb",
      "model_3d_step": "3dd4242dt-92-etched.step",
      "model_3d_step_plain": "3dd4242dt-92.step",
      "lbr": "3dd4242dt-92.lbr"
    },
    "distributor_links": {
      "lcsc": "C272485"
    },
    "distributor_check": {
      "checked_at": "2026-10-18T13:34:19Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "B",
        "type": "input",
        "description": "Base; emitter-base voltage VEBO max 9 V, collector current IC 1.5 A DC (3.0 A pulse)."
      },
      {
        "number": "2",
        "name": "C",
        "type": "passive",
        "description": "Collector; VCEO 400 V, VCES 700 V, IC 1.5 A DC and ICP 3.0 A pulse, with an anti-parallel diode to the emitter shown in the symbol."
      },
      {
        "number": "3",
        "name": "E",
        "type": "passive",
        "description": "Emitter; common terminal of the NPN transistor, with an anti-parallel diode to the collector shown in the symbol."
      }
    ],
    "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: Pin mapping B=1, C=2, E=3 is read from the page 1 schematic symbol (B(1), C(2), E(3)) and the pin nu",
          "vision extraction: provenance cannot be text-verified; needs consensus"
        ],
        "pages_sent": 9,
        "cost_usd": 0.2833,
        "at": "2026-10-18T13:32:14"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588895115805278208",
        "pages": 9,
        "sha256": "d1634e2289b1e56e",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 3,
        "described": 3,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
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        "file": "3dd4242dt-92.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "body on z = 0, through-hole leads below",
        "extents_mm": [
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          3.745,
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        ],
        "zmin_mm": -2.5,
        "centre_offset_mm": 0.542,
        "footprint_binding": "identity",
        "sha256": "f0b61c32ecbf0067157adc5a3d4966ceadf5d6dafe93c51af35f76c41c71a54a",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "3dd4242dt-92-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "body on z = 0, through-hole leads below",
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        ],
        "zmin_mm": -2.5,
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        "footprint_binding": "identity",
        "sha256": "18c9f4e6b389cf7a518643524fb25cdfdd43c220bff2fe9de0a29064b77d69c4",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}