DTC143ZUA-TP

{
  "slug": "dtc143zua-tp",
  "version": "0.1.0",
  "type": "component",
  "description": "MCC(Micro Commercial Components) Digital Transistors, SOT-323. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "transistors",
    "dtc143zua-tp",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "dtc143zua-tp.kicad_sym",
    "dtc143zua-tp.kicad_mod",
    "dtc143zua-tp.glb",
    "dtc143zua-tp.step",
    "dtc143zua-tp.lbr",
    "docs/hero.png",
    "docs/dtc143zua-tp-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "dtc143zua-tp-hero.glb",
    "dtc143zua-tp-hero.overlay.json",
    "dtc143zua-tp-etched.glb"
  ],
  "component": {
    "mpn": "DTC143ZUA-TP",
    "manufacturer": "MCC(Micro Commercial Components)",
    "package": "SOT-323",
    "pin_count": 3,
    "category": "Transistors",
    "subcategory": "Digital Transistors",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/bfcd13495cb804db3191f134a3adeb66.pdf",
    "parts": {
      "symbol": "dtc143zua-tp.kicad_sym",
      "footprint": "dtc143zua-tp.kicad_mod",
      "model_3d": "dtc143zua-tp-hero.glb",
      "model_3d_plain": "dtc143zua-tp-etched.glb",
      "model_3d_step": "dtc143zua-tp-etched.step",
      "model_3d_step_plain": "dtc143zua-tp.step",
      "lbr": "dtc143zua-tp.lbr"
    },
    "distributor_links": {
      "lcsc": "C779241",
      "digikey": "353-DTC143ZUA-TP-ND",
      "mouser": "833-DTC143ZUA-TP"
    },
    "distributor_check": {
      "checked_at": "2026-10-30T21:41:35Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "353-DTC143ZUA-TP-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "833-DTC143ZUA-TP",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "IN",
        "type": "input",
        "description": "Base input of the transistor, with built-in biasing resistor R1 (4.7 kΩ typ.); input voltage is rated from -5 V to 30 V, with VI(off) min 0.5 V and VI(on) max 1.3 V."
      },
      {
        "number": "2",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference pin (marked GND(+) in the internal structure diagram), with the emitter connected to this pin through the built-in network."
      },
      {
        "number": "3",
        "name": "OUT",
        "type": "output",
        "description": "Collector output of the transistor; the datasheet rates collector current at 100 mA, with VO(on) max 0.3 V at IO=5 mA and IO(off) max 0.5 µA."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.3",
        "primary_model": "claude-haiku-5-5",
        "primary_mode": "text",
        "consensus_model": "claude-sonnet-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: The datasheet labels pin 2 as GND and the internal structure shows GND(+), but does not explicitly s; The pin-to-function mapping (1=IN, 2=GND, 3=OUT) comes from the pinout list under the internal struc"
        ],
        "pages_sent": 4,
        "cost_usd": 0.0166,
        "at": "2026-10-30T21:41:28"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/bfcd13495cb804db3191f134a3adeb66.pdf",
        "pages": 4,
        "sha256": "428d067713d9cfa4",
        "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": [
      {
        "file": "dtc143zua-tp.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": "acbf75a28fe41aa90efb38cd2b78220968d6eb6ebae1625dfd532dbeb268fece",
        "checked": "2026-10-30",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "dtc143zua-tp-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": "bbece4450e1ec87c6db248ed5acce2b8dd9d469045697f2b655820814cb9288a",
        "checked": "2026-10-30",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ],
    "package_dims": {
      "package_code": "SOT-323",
      "source_page": 1,
      "D": {
        "nom_mm": 2.0,
        "range_mm": [
          1.8,
          2.2
        ]
      },
      "E1": {
        "nom_mm": 1.25,
        "range_mm": [
          1.15,
          1.35
        ]
      },
      "E": {
        "nom_mm": 2.275,
        "range_mm": [
          2.1,
          2.45
        ]
      },
      "e": {
        "nom_mm": 0.65,
        "range_mm": [
          null,
          null
        ]
      },
      "A": {
        "nom_mm": 1.0,
        "range_mm": [
          0.9,
          1.1
        ]
      },
      "source": "datasheet package drawing, every number found on its page (extract_pins --task dims)",
      "model_check": {
        "file": "dtc143zua-tp.step",
        "verdict": "PASS",
        "reasons": [
          "height and body within the datasheet's package drawing"
        ],
        "by": "factory/package_fit.py"
      }
    }
  }
}