main
Ray Set visibility: public ed50f01 13d ago
{
  "schema_version": 1,
  "type": "component",
  "slug": "ddtc124ee-7-f",
  "title": "DDTC124EE-7-F",
  "brief": "Diodes Incorporated Digital Transistors, SOT-523. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
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    "package": "SOT-523",
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    "category": "Triode/MOS Tube/Transistor",
    "subcategory": "Digital Transistors",
    "datasheet": "https://www.diodes.com/assets/Datasheets/DDTC124EE-7-F.pdf",
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      "lbr": "ddtc124ee-7-f.lbr"
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      "lcsc": "C17218228",
      "digikey": "DDTC124EE-7-FDITR-ND",
      "mouser": "621-DDTC124EE-7-F"
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    "distributor_check": {
      "checked_at": "2026-10-26T18:28:33Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "DDTC124EE-7-FDITR-ND",
        "status": "found",
        "lifecycle": "Active"
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      "mouser": {
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    "pins": [
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        "name": "B",
        "type": "input",
        "description": "Input/base pin with built-in 22kΩ series resistor R1; input voltage (pin 1 to pin 2) is rated -10 to +40 V for DDTC124EE."
      },
      {
        "number": "2",
        "name": "E",
        "type": "power_in",
        "description": "Ground/emitter pin, the reference for the input voltage (pin 1 to 2) and supply voltage (pin 3 to 2)."
      },
      {
        "number": "3",
        "name": "C",
        "type": "output",
        "description": "Output/collector pin; supply voltage (pin 3 to pin 2) is rated up to 50 V, output current 30 mA for DDTC124EE, and IC max 100 mA."
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    ],
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      "factory_chain": {
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        "primary_model": "claude-sonnet-5-5",
        "primary_mode": "text",
        "consensus_model": "claude-sonnet-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
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        "pages_sent": 10,
        "cost_usd": 0.0847,
        "at": "2026-10-26T18:27:56"
      },
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        "pages": 10,
        "sha256": "56302da36e458e57",
        "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
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
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        "file": "ddtc124ee-7-f.step",
        "role": "plain",
        "up": "Z",
        "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": "4f14cc78aee0eb10c38e128a9d213ffac7f3fc508c82f8456a9a1b5dfa42a2dd",
        "checked": "2026-10-26",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
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        "units": "mm",
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        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
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  },
  "metadata": {
    "specs": {
      "Manufacturer": "Diodes Incorporated",
      "Package": "SOT-523",
      "Category": "Triode/MOS Tube/Transistor",
      "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": "56302da36e458e5730273ef1ca78a93594564ba8782a4669db2ffebe085c79ed"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "56302da36e458e5730273ef1ca78a93594564ba8782a4669db2ffebe085c79ed",
      "rows": [
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          "name": "Input Resistor Tolerance",
          "symbol": "ΔR1",
          "kind": "tolerance",
          "unit": "%",
          "min": -30,
          "typ": null,
          "max": 30,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Resistance Ratio Tolerance",
          "symbol": "ΔR2/R1",
          "kind": "tolerance",
          "unit": "%",
          "min": 0.8,
          "typ": 1,
          "max": 1.2,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Input Voltage (off)",
          "symbol": "Vl(off)",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 0.5,
          "conditions": "VCC = 5V, IO = 100µA",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Input Voltage (on)",
          "symbol": "Vl(on)",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 1.9,
          "max": 3,
          "conditions": "VO = 0.3V, IO = 5mA, DDTC124EE",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Output Voltage",
          "symbol": "VO(on)",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 0.1,
          "max": 0.3,
          "conditions": "IO/Il = 10mA/0.5mA, DDTC124EE",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Input Current",
          "symbol": "Il",
          "kind": "electrical",
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          "typ": null,
          "max": 0.36,
          "conditions": "VI = 5V",
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          "source": "datasheet"
        },
        {
          "name": "Output Current (off)",
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          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": null,
          "max": 0.5,
          "conditions": "VCC = 50V, VI = 0V",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "DC Current Gain",
          "symbol": "Gl",
          "kind": "electrical",
          "unit": "",
          "min": 56,
          "typ": null,
          "max": null,
          "conditions": "VO = 5V, IO = 5mA",
          "source_page": 3,
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        },
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          "name": "Supply Voltage",
          "symbol": "VCC",
          "kind": "absolute_maximum",
          "unit": "V",
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          "typ": null,
          "max": 50,
          "conditions": "Pin 3 to 2, TA = +25°C",
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          "source": "datasheet"
        },
        {
          "name": "Input Voltage",
          "symbol": "VI",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -10,
          "typ": null,
          "max": 40,
          "conditions": "Pin 1 to 2, DDTC124EE",
          "source_page": 2,
          "source": "datasheet"
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          "kind": "absolute_maximum",
          "unit": "mA",
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          "typ": null,
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          "conditions": "DDTC124EE",
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        {
          "name": "Output Current IC (Max)",
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          "typ": null,
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          "conditions": "",
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        {
          "name": "Power Dissipation",
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          "unit": "mW",
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          "conditions": "TA = +25°C, Notes 5 & 6",
          "source_page": 2,
          "source": "datasheet"
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        {
          "name": "Operating and Storage Temperature Range",
          "symbol": "TJ, TSTG",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -55,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Thermal Resistance, Junction to Ambient Air",
          "symbol": "RθJA",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 833,
          "max": null,
          "conditions": "Note 5, minimum recommended pad layout",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Input Resistor R1, R2 nominal",
          "symbol": "R1, R2",
          "kind": "electrical",
          "unit": "kΩ",
          "min": null,
          "typ": 22,
          "max": null,
          "conditions": "DDTC124EE (NOM)",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Transition frequency",
          "symbol": "fT",
          "kind": "electrical",
          "unit": "MHz",
          "min": null,
          "typ": 250,
          "max": null,
          "conditions": "VCE = -10V, IE = 5mA, f = 100MHz",
          "source_page": 3,
          "source": "datasheet"
        }
      ]
    }
  },
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  "discovery_triggers": [
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  ],
  "discovery_pitch": "DDTC124EE-7-F (Diodes Incorporated) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
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  "visibility": {
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}