main
Ray Set visibility: public 3db1099 1d ago
{
  "schema_version": 1,
  "type": "component",
  "slug": "2sc3303-y",
  "title": "2SC3303-Y",
  "brief": "TOSHIBA Bipolar (BJT), TO-251-3. 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",
    "2sc3303-y",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
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    "manufacturer": "TOSHIBA",
    "package": "TO-251-3",
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    "category": "Transistors/Thyristors",
    "subcategory": "Bipolar (BJT)",
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      "model_3d_step_plain": "2sc3303-y.step",
      "lbr": "2sc3303-y.lbr"
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    "distributor_links": {
      "lcsc": "C5502682"
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    "distributor_check": {
      "checked_at": "2026-10-23T12:23:00Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
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        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
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        "number": "1",
        "name": "B",
        "type": "input",
        "description": "Base; emitter-base voltage limited to 7 V (VEBO) and base current to 1 A (IB)."
      },
      {
        "number": "2",
        "name": "C",
        "type": "passive",
        "description": "Collector, also the heatsink tab; VCEO 80 V, VCBO 100 V, IC 5 A DC and 8 A pulsed."
      },
      {
        "number": "3",
        "name": "E",
        "type": "passive",
        "description": "Emitter, the common terminal of the NPN transistor."
      }
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    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
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        "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 package hint says TO-251-3 (through-hole IPAK), but the datasheet drawing is TOSHIBA 2-7J1A with; The datasheet gives no pin types, so types are assigned by judgement. Base is input and collector/em",
          "vision extraction: provenance cannot be text-verified; needs consensus"
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        "pages_sent": 5,
        "cost_usd": 0.2307,
        "at": "2026-10-23T12:22:38"
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        "pages": 5,
        "sha256": "a103d3346aec99f3",
        "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": {
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        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "body on z = 0, through-hole leads below",
        "extents_mm": [
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          16.26
        ],
        "zmin_mm": -7.335,
        "centre_offset_mm": 0.125,
        "footprint_binding": "identity",
        "sha256": "7bb694d087837f077086c278225d603d812ff6a7a8af1db64601db91de627c55",
        "checked": "2026-10-23",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
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        "sha256": "5413e7961c10c1d3627b4e1aa8e0c5a419b3c2533f7fd1bf0f7a7cdfbba6a3ba",
        "checked": "2026-10-23",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
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  },
  "metadata": {
    "specs": {
      "Manufacturer": "TOSHIBA",
      "Package": "TO-251-3",
      "Category": "Transistors/Thyristors",
      "Pins": "3"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "a103d3346aec99f3c6ffeb7df40062acc8c662a74db76bbd7d6cd1288c11d1d1",
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          "kind": "electrical",
          "unit": "μA",
          "min": null,
          "typ": null,
          "max": 1,
          "conditions": "VCB = 100 V, IE = 0",
          "source_page": 2,
          "source": "datasheet"
        },
        {
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          "symbol": "IEBO",
          "kind": "electrical",
          "unit": "μA",
          "min": null,
          "typ": null,
          "max": 1,
          "conditions": "VEB = 7 V, IC = 0",
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          "source": "datasheet"
        },
        {
          "name": "Collector-emitter breakdown voltage",
          "symbol": "V(BR)CEO",
          "kind": "electrical",
          "unit": "V",
          "min": 80,
          "typ": null,
          "max": null,
          "conditions": "IC = 10 mA, IB = 0",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "DC current gain (1), Y classification",
          "symbol": "hFE (1)",
          "kind": "electrical",
          "unit": "",
          "min": 120,
          "typ": null,
          "max": 240,
          "conditions": "VCE = 1 V, IC = 1 A",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "DC current gain (2)",
          "symbol": "hFE (2)",
          "kind": "electrical",
          "unit": "",
          "min": 40,
          "typ": null,
          "max": null,
          "conditions": "VCE = 1 V, IC = 3 A",
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        },
        {
          "name": "Collector-emitter saturation voltage",
          "symbol": "VCE (sat)",
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          "max": 0.4,
          "conditions": "IC = 3 A, IB = 0.15 A",
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        },
        {
          "name": "Base-emitter saturation voltage",
          "symbol": "VBE (sat)",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 0.9,
          "max": 1.2,
          "conditions": "IC = 3 A, IB = 0.15 A",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Transition frequency",
          "symbol": "fT",
          "kind": "electrical",
          "unit": "MHz",
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          "typ": 120,
          "max": null,
          "conditions": "VCE = 4 V, IC = 1 A",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Collector output capacitance",
          "symbol": "Cob",
          "kind": "electrical",
          "unit": "pF",
          "min": null,
          "typ": 80,
          "max": null,
          "conditions": "VCB = 10 V, IE = 0, f = 1 MHz",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Turn-on time",
          "symbol": "ton",
          "kind": "timing",
          "unit": "μs",
          "min": null,
          "typ": 0.2,
          "max": null,
          "conditions": "IB1 = -IB2 = 0.15 A, DUTY CYCLE ≤ 1%",
          "source_page": 2,
          "source": "datasheet"
        },
        {
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          "symbol": "tstg",
          "kind": "timing",
          "unit": "μs",
          "min": null,
          "typ": 1,
          "max": null,
          "conditions": "IB1 = -IB2 = 0.15 A, DUTY CYCLE ≤ 1%",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Fall time",
          "symbol": "tf",
          "kind": "timing",
          "unit": "μs",
          "min": null,
          "typ": 0.1,
          "max": null,
          "conditions": "IB1 = -IB2 = 0.15 A, DUTY CYCLE ≤ 1%",
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        {
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          "symbol": "VCBO",
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          "typ": null,
          "max": 100,
          "conditions": "Ta = 25°C",
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        },
        {
          "name": "Collector-emitter voltage",
          "symbol": "VCEO",
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          "conditions": "Ta = 25°C",
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          "source": "datasheet"
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        {
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          "max": 7,
          "conditions": "Ta = 25°C",
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          "source": "datasheet"
        },
        {
          "name": "Collector current DC",
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          "unit": "A",
          "min": null,
          "typ": null,
          "max": 5,
          "conditions": "Ta = 25°C",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Collector current pulse",
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          "min": null,
          "typ": null,
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          "conditions": "Ta = 25°C",
          "source_page": 1,
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        },
        {
          "name": "Base current",
          "symbol": "IB",
          "kind": "absolute_maximum",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": 1,
          "conditions": "Ta = 25°C",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Collector power dissipation (Ta = 25°C)",
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          "kind": "absolute_maximum",
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          "conditions": "Ta = 25°C",
          "source_page": 1,
          "source": "datasheet"
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        {
          "name": "Collector power dissipation (Tc = 25°C)",
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          "conditions": "Tc = 25°C",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Junction temperature",
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          "unit": "°C",
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          "max": 150,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Storage temperature range",
          "symbol": "Tstg",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -55,
          "typ": null,
          "max": 150,
          "conditions": "",
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          "source": "datasheet"
        }
      ]
    }
  },
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  "discovery_triggers": [
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  ],
  "discovery_pitch": "2SC3303-Y (TOSHIBA) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
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  "visibility": {
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}