AD-DTA124EM

{
  "slug": "ad-dta124em",
  "version": "0.1.0",
  "type": "component",
  "description": "Changjing Digital Transistors, SOT-723. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "transistors-thyristors",
    "ad-dta124em",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "ad-dta124em.kicad_sym",
    "ad-dta124em.kicad_mod",
    "ad-dta124em.glb",
    "ad-dta124em.step",
    "ad-dta124em.lbr",
    "docs/hero.png",
    "docs/ad-dta124em-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "ad-dta124em-hero.glb",
    "ad-dta124em-hero.overlay.json",
    "ad-dta124em-etched.glb"
  ],
  "component": {
    "mpn": "AD-DTA124EM",
    "manufacturer": "Changjing",
    "package": "SOT-723",
    "pin_count": 3,
    "category": "Transistors/Thyristors",
    "subcategory": "Digital Transistors",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590281516170444800",
    "parts": {
      "symbol": "ad-dta124em.kicad_sym",
      "footprint": "ad-dta124em.kicad_mod",
      "model_3d": "ad-dta124em-hero.glb",
      "model_3d_plain": "ad-dta124em-etched.glb",
      "model_3d_step": "ad-dta124em-etched.step",
      "model_3d_step_plain": "ad-dta124em.step",
      "lbr": "ad-dta124em.lbr"
    },
    "distributor_links": {
      "lcsc": "C2975815"
    },
    "distributor_check": {
      "checked_at": "2026-10-17T19:14:34Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "IN",
        "type": "input",
        "description": "Input through built-in R1 (15.4 to 28.6 kΩ, 22 kΩ typ) to the base; input voltage range is -40 V to 10 V, with VI(off) of -0.5 V min and VI(on) of -3 V max."
      },
      {
        "number": "2",
        "name": "GND",
        "type": "power_in",
        "description": "Ground/emitter reference, labelled GND(+) in the equivalent circuit, where the R2 base-emitter resistor also returns."
      },
      {
        "number": "3",
        "name": "OUT",
        "type": "output",
        "description": "Open-collector output of the PNP transistor, rated for -30 mA output current (-100 mA peak) and VO(on) of -0.3 V max at IO/II = -10 mA/-0.5 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 pin table on page 1 lists the SOT-723 AD-DTA124EM as 1.IN, 2.GND, 3.OUT. The pin 1 and 2 positio; The datasheet gives no formal pin-type classes. The types are inferred from the functions: IN is an ",
          "vision extraction: provenance cannot be text-verified; needs consensus"
        ],
        "pages_sent": 16,
        "cost_usd": 0.2733,
        "at": "2026-10-17T19:11:08"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590281516170444800",
        "pages": 16,
        "sha256": "3867e1262e761a3c",
        "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": "ad-dta124em.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          1.5,
          1.2,
          0.5
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "071b506ca4795ea8038e65c064cd5a9fbb26a8e4c142cfd24ac6dcf242a82f19",
        "checked": "2026-10-17",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "ad-dta124em-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          1.5,
          1.2,
          0.5
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "1b3b3b757d434f5badecf655cf5442374cb0b7549dba6739a2cc87807f8571e7",
        "checked": "2026-10-17",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}