AD-UMD9N

{
  "slug": "ad-umd9n",
  "version": "0.1.0",
  "type": "component",
  "description": "Changjing Digital Transistors, SOT-363. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "transistors-thyristors",
    "ad-umd9n",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "ad-umd9n.kicad_sym",
    "ad-umd9n.kicad_mod",
    "ad-umd9n.glb",
    "ad-umd9n.step",
    "ad-umd9n.lbr",
    "docs/hero.png",
    "docs/ad-umd9n-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "ad-umd9n-hero.glb",
    "ad-umd9n-hero.overlay.json",
    "ad-umd9n-etched.glb"
  ],
  "component": {
    "mpn": "AD-UMD9N",
    "manufacturer": "Changjing",
    "package": "SOT-363",
    "pin_count": 6,
    "category": "Transistors/Thyristors",
    "subcategory": "Digital Transistors",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/1048e010b4fe347e27aca0eb30c8cbef.pdf",
    "parts": {
      "symbol": "ad-umd9n.kicad_sym",
      "footprint": "ad-umd9n.kicad_mod",
      "model_3d": "ad-umd9n-hero.glb",
      "model_3d_plain": "ad-umd9n-etched.glb",
      "model_3d_step": "ad-umd9n-etched.step",
      "model_3d_step_plain": "ad-umd9n.step",
      "lbr": "ad-umd9n.lbr"
    },
    "distributor_links": {
      "lcsc": "C2975649"
    },
    "distributor_check": {
      "checked_at": "2026-10-22T21:45:59Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "E1",
        "type": "passive",
        "description": "Emitter of the first digital transistor (built-in resistor type), shown at the bottom-left of the SOT-363 pin diagram."
      },
      {
        "number": "2",
        "name": "B1",
        "type": "input",
        "description": "Input (base through built-in input resistor R1 = 7 to 13 kΩ) of the first digital transistor, with VI(off) min 0.3 V and VI(on) max 1.4 V."
      },
      {
        "number": "3",
        "name": "C2",
        "type": "passive",
        "description": "Collector (output) of the second digital transistor, rated for output current IO 70 mA and peak collector current 100 mA."
      },
      {
        "number": "4",
        "name": "E2",
        "type": "passive",
        "description": "Emitter of the second digital transistor, shown at the top-right of the SOT-363 pin diagram."
      },
      {
        "number": "5",
        "name": "B2",
        "type": "input",
        "description": "Input (base through built-in input resistor R1 = 7 to 13 kΩ) of the second digital transistor, with VI(off) min 0.3 V and VI(on) max 1.4 V."
      },
      {
        "number": "6",
        "name": "C1",
        "type": "passive",
        "description": "Collector (output) of the first digital transistor, rated for output current IO 70 mA and peak collector current 100 mA."
      }
    ],
    "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 the pin numbers only in a small schematic. The pin names and the emitter/base/co; The datasheet does not say which transistor is the NPN (DTC114Y) and which is the PNP (DTA114Y). The",
          "vision extraction: provenance cannot be text-verified; needs consensus"
        ],
        "pages_sent": 7,
        "cost_usd": 0.1961,
        "at": "2026-10-22T21:45:42"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/1048e010b4fe347e27aca0eb30c8cbef.pdf",
        "pages": 7,
        "sha256": "9738810d4f85f32e",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 6,
        "described": 6,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "ad-umd9n.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          2.1,
          2.0,
          1.1
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "045cc95e18ee7a13d1623c3ce6604fc833049bdb4f952f68c26e3c5767d122e4",
        "checked": "2026-10-22",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "ad-umd9n-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          2.1,
          2.0,
          1.1
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "317d1c76c44e87c504147660a8f1f136d446eceaad68116ef0ba52b190984098",
        "checked": "2026-10-22",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}