main
Ray Set visibility: public c76726a 23d ago
{
  "schema_version": 1,
  "type": "component",
  "slug": "ddc123ju-7-f",
  "title": "DDC123JU-7-F",
  "brief": "Diodes Incorporated Digital Transistors, SOT-363. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
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    "transistors-thyristors",
    "ddc123ju-7-f",
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    "extractor-text"
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  "component": {
    "mpn": "DDC123JU-7-F",
    "manufacturer": "Diodes Incorporated",
    "package": "SOT-363",
    "pin_count": 6,
    "category": "Transistors/Thyristors",
    "subcategory": "Digital Transistors",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8560080726881026048",
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      "lbr": "ddc123ju-7-f.lbr"
    },
    "distributor_links": {
      "lcsc": "C156383",
      "digikey": "DDC123JU-FDITR-ND",
      "mouser": "621-DDC123JU-F"
    },
    "distributor_check": {
      "checked_at": "2026-10-19T02:33:44Z",
      "source": "Component Ocean /api/assign-pns",
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        "pn": "DDC123JU-FDITR-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "621-DDC123JU-F",
        "status": "found"
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    },
    "pins": [
      {
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        "name": "COM1",
        "type": "passive",
        "description": "Emitter (E1) of the first built-in bias-resistor NPN transistor, the common terminal of the first stage; the datasheet gives no separate pin rating for this terminal."
      },
      {
        "number": "2",
        "name": "IN1",
        "type": "input",
        "description": "Base input (B1) of the first stage through R1 (2.2kΩ for DDC123JU); the DDC123JU input voltage is rated -5 V to +12 V."
      },
      {
        "number": "3",
        "name": "OUT2",
        "type": "output",
        "description": "Collector (C2) output of the second transistor; the DDC123JU output current is rated 100 mA and the supply voltage VO is rated 50 V maximum."
      },
      {
        "number": "4",
        "name": "COM2",
        "type": "passive",
        "description": "Emitter (E2) of the second built-in bias-resistor NPN transistor, the common terminal of the second stage; the datasheet gives no separate pin rating for this terminal."
      },
      {
        "number": "5",
        "name": "IN2",
        "type": "input",
        "description": "Base input (B2) of the second stage through its bias resistor (R1); the DDC123JU input voltage is rated -5 V to +12 V."
      },
      {
        "number": "6",
        "name": "OUT1",
        "type": "output",
        "description": "Collector (C1) output of the first transistor; the DDC123JU output current is rated 100 mA and the supply voltage VO is rated 50 V maximum."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
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        "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 these COM terminals as emitters (E1/E2) in the schematic, not as ground. Type '; The DDC123JU is a dual NPN pre-biased transistor (R1 2.2kΩ, R2 47kΩ) in SOT363 only, so the SOT363 p; The schema has no field for headline specs, so the ratings cited in pin descriptions (VI -5 to +12 V"
        ],
        "pages_sent": 8,
        "cost_usd": 0.0541,
        "at": "2026-10-19T02:33:31"
      },
      "datasheet": {
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        "pages": 8,
        "sha256": "734b84dde0b96a22",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 6,
        "described": 6,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
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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": "045cc95e18ee7a13d1623c3ce6604fc833049bdb4f952f68c26e3c5767d122e4",
        "checked": "2026-10-19",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
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  "metadata": {
    "specs": {
      "Manufacturer": "Diodes Incorporated",
      "Package": "SOT-363",
      "Category": "Transistors/Thyristors",
      "Pins": "6"
    },
    "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": "734b84dde0b96a22b3f15b44cdf45967c99d102972ea0144eb1f1fb30c7743f0"
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    "characteristics": {
      "version": 1,
      "source": "datasheet",
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      "rows": [
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          "name": "Supply Voltage",
          "symbol": "VO",
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          "min": null,
          "typ": null,
          "max": 50,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Input Voltage",
          "symbol": "VI",
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          "unit": "V",
          "min": -5,
          "typ": null,
          "max": 12,
          "conditions": "",
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        {
          "name": "Output Current",
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          "kind": "absolute_maximum",
          "unit": "mA",
          "min": null,
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        },
        {
          "name": "Peak Output Current",
          "symbol": "ICM",
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          "unit": "mA",
          "min": null,
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        {
          "name": "Power Dissipation",
          "symbol": "PD",
          "kind": "thermal",
          "unit": "mW",
          "min": null,
          "typ": null,
          "max": 200,
          "conditions": "Notes 6 & 7; 150mW per element must not be exceeded",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Thermal Resistance, Junction to Ambient Air",
          "symbol": "RθJA",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": null,
          "max": 625,
          "conditions": "Note 6: FR-4 PC board, minimum recommended pad layout",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Operating and Storage Temperature Range",
          "symbol": "TJ, TSTG",
          "kind": "thermal",
          "unit": "°C",
          "min": -55,
          "typ": null,
          "max": 150,
          "conditions": "",
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        },
        {
          "name": "Input Voltage (off)",
          "symbol": "VI(off)",
          "kind": "electrical",
          "unit": "V",
          "min": 0.5,
          "typ": null,
          "max": null,
          "conditions": "VCC = 5V, IO = 100μA",
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        {
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        {
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          "symbol": "VO(on)",
          "kind": "electrical",
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          "typ": 0.1,
          "max": 0.3,
          "conditions": "IO/II = 5mA / 0.25mA",
          "source_page": 3,
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        },
        {
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          "kind": "electrical",
          "unit": "μA",
          "min": null,
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          "conditions": "VCC = 50V, VI = 0V",
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        },
        {
          "name": "DC Current Gain",
          "symbol": "GI",
          "kind": "electrical",
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          "min": 80,
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          "conditions": "VO = 5V, IO = 10mA",
          "source_page": 3,
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        },
        {
          "name": "Input Resistor (R1) Tolerance",
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        {
          "name": "Resistance Ratio Tolerance",
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          "kind": "tolerance",
          "unit": "%",
          "min": -20,
          "typ": null,
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          "source_page": 3,
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        },
        {
          "name": "Transition frequency (reference only, Note 8)",
          "symbol": "fT",
          "kind": "electrical",
          "unit": "MHz",
          "min": null,
          "typ": 250,
          "max": null,
          "conditions": "VCE = 10V, IE = 5mA, f = 100MHz",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Input Resistor (R1), nominal",
          "symbol": "R1",
          "kind": "electrical",
          "unit": "kΩ",
          "min": null,
          "typ": 2.2,
          "max": null,
          "conditions": "NOM, DDC123JU",
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        {
          "name": "Resistance Ratio (R2), nominal",
          "symbol": "R2",
          "kind": "electrical",
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  "discovery_pitch": "DDC123JU-7-F (Diodes Incorporated) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
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