main
Ray Set visibility: public f0e0f2e 9h ago
{
  "schema_version": 1,
  "type": "component",
  "slug": "ddtc124eua-7-f",
  "title": "DDTC124EUA-7-F",
  "brief": "Diodes Incorporated Digital Transistors, SOT-323. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
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    "subcategory": "Digital Transistors",
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      "mouser": "621-DDTC124EUA-7-F"
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      "source": "Component Ocean /api/assign-pns",
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        "status": "found",
        "lifecycle": "Active"
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      },
      {
        "number": "2",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference pin; the absolute maximum supply voltage VCC is specified from pin 3 to pin 2 at 50 V, and the input voltage is specified from pin 1 to pin 2."
      },
      {
        "number": "3",
        "name": "OUT",
        "type": "output",
        "description": "Output pin (collector of the internal NPN transistor) with a supply voltage limit of 50 V from pin 3 to pin 2 and an output current limit of 30 mA for DDTC124EUA."
      }
    ],
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        "primary_model": "claude-haiku-5-5",
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        "consensus_model": "claude-sonnet-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: Pin numbers are inferred, not stated in a table. The page 1 pinout diagram text is garbled, so the m; The datasheet gives a range of input voltages and output currents per device variant. Values quoted ; Ordering part DDTC124EUA-7-F is listed in the datasheet ordering table (AEC-Q101, 3,000 per 7-inch r"
        ],
        "pages_sent": 5,
        "cost_usd": 0.035,
        "at": "2026-10-30T17:47:13"
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        "pages": 5,
        "sha256": "aaf1276e48864742",
        "source_tier": "mfr"
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      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 3,
        "described": 3,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
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    "viewers": {
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      "footprint": "viewers/footprint.html"
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        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "acbf75a28fe41aa90efb38cd2b78220968d6eb6ebae1625dfd532dbeb268fece",
        "checked": "2026-10-30",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "ddtc124eua-7-f-etched.step",
        "role": "eda",
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        "checked": "2026-10-30",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
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    ],
    "package_dims": {
      "package_code": "SOT323",
      "source_page": 4,
      "D": {
        "nom_mm": 2.15,
        "range_mm": [
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        ]
      },
      "E1": {
        "nom_mm": 1.3,
        "range_mm": [
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      },
      "E": {
        "nom_mm": 2.1,
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        ]
      },
      "e": {
        "nom_mm": 0.65,
        "range_mm": [
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          null
        ]
      },
      "source": "datasheet package drawing, every number found on its page (extract_pins --task dims)",
      "model_check": {
        "file": "ddtc124eua-7-f.step",
        "verdict": "PASS",
        "reasons": [
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      }
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  },
  "metadata": {
    "specs": {
      "Manufacturer": "Diodes Incorporated",
      "Package": "SOT-323",
      "Category": "Transistors",
      "Pins": "3"
    },
    "appearance": {
      "contacts": {
        "quote": " Terminals: Finish – Matte Tin Plated Leads, Solderable per MIL-STD-202, Method 208",
        "page": 1,
        "doc": "ds.pdf",
        "plating": "tin"
      },
      "version": 1,
      "datasheet_sha256": "aaf1276e48864742debc24c293c43bdb17113d73acde0dad37533a963c25bab7"
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    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "aaf1276e48864742debc24c293c43bdb17113d73acde0dad37533a963c25bab7",
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          "name": "Input Voltage ON (DDTC124EUA)",
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        },
        {
          "name": "Input Resistor (R1) Tolerance",
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        {
          "name": "Resistance Ratio",
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          "typ": null,
          "max": 50,
          "conditions": "Pin (3) to (2)",
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        {
          "name": "Input Voltage (DDTC124EUA)",
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          "name": "Output Current (DDTC124EUA)",
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        {
          "name": "Output Current All",
          "symbol": "IC(MAX)",
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          "unit": "mA",
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          "max": 100,
          "conditions": "",
          "source_page": 2,
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        },
        {
          "name": "Power Dissipation",
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          "kind": "absolute_maximum",
          "unit": "mW",
          "min": null,
          "typ": null,
          "max": 200,
          "conditions": "Mounted on FR-4 PC Board with minimum recommended pad layout",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Thermal Resistance, Junction to Ambient",
          "symbol": "RθJA",
          "kind": "thermal",
          "unit": "C/W",
          "min": null,
          "typ": null,
          "max": 625,
          "conditions": "Mounted on FR-4 PC Board with minimum recommended pad layout",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Operating and Storage Temperature Range",
          "symbol": "TJ, TSTG",
          "kind": "absolute_maximum",
          "unit": "C",
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          "conditions": "",
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        },
        {
          "name": "Input Resistor R1 (NOM)",
          "symbol": "R1",
          "kind": "electrical",
          "unit": "kΩ",
          "min": null,
          "typ": 22,
          "max": null,
          "conditions": "Nominal value for DDTC124EUA; R2 also 22k (R1, R2 NOM)",
          "source_page": 1,
          "source": "datasheet"
        }
      ]
    }
  },
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  "discovery_triggers": [
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  "discovery_pitch": "DDTC124EUA-7-F (Diodes Incorporated) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
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