main
Ray Set visibility: public ba5ffec 1d ago
{
  "schema_version": 1,
  "type": "component",
  "slug": "2sa1294",
  "title": "2SA1294",
  "brief": "SPTECH Bipolar Transistors - BJT, TO-3PN. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "triode-mos tube-transistor",
    "2sa1294",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "2SA1294",
    "manufacturer": "SPTECH",
    "package": "TO-3PN",
    "pin_count": 3,
    "category": "Triode/MOS Tube/Transistor",
    "subcategory": "Bipolar Transistors - BJT",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/7586092f8d77372bb345b496c1511218.pdf",
    "parts": {
      "symbol": "2sa1294.kicad_sym",
      "footprint": "2sa1294.kicad_mod",
      "model_3d": "2sa1294-hero.glb",
      "model_3d_plain": "2sa1294-etched.glb",
      "model_3d_step": "2sa1294-etched.step",
      "model_3d_step_plain": "2sa1294.step",
      "lbr": "2sa1294.lbr"
    },
    "distributor_links": {
      "lcsc": "C2907929",
      "digikey": "2SA1294-ND"
    },
    "distributor_check": {
      "checked_at": "2026-11-07T03:33:09Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "2SA1294-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "Base",
        "type": "input",
        "description": "Base of the PNP transistor; base current continuous max -4 A, emitter-base voltage max -5 V."
      },
      {
        "number": "2",
        "name": "Collector",
        "type": "passive",
        "description": "Collector (also the mounting tab); VCBO and VCEO -230 V, continuous collector current -15 A, power dissipation 130 W at TC=25℃."
      },
      {
        "number": "3",
        "name": "Emitter",
        "type": "passive",
        "description": "Emitter of the PNP transistor; emitter-base voltage max -5 V."
      }
    ],
    "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": [
          "vision extraction: provenance cannot be text-verified; needs consensus"
        ],
        "pages_sent": 2,
        "cost_usd": 0.1188,
        "at": "2026-11-07T03:33:02"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/7586092f8d77372bb345b496c1511218.pdf",
        "pages": 2,
        "sha256": "0646231e13c80dec",
        "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": "2sa1294.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "body on z = 0, through-hole leads below",
        "extents_mm": [
          15.51,
          4.51,
          40.7
        ],
        "zmin_mm": -18,
        "centre_offset_mm": 0.855,
        "footprint_binding": "identity",
        "sha256": "6b9dd6fdfcfb00909b04d9f132623ccee7612f9b4de9ee0bea3ac067713b9b59",
        "checked": "2026-11-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "2sa1294-etched.step",
        "role": "eda",
        "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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          4.51,
          40.7
        ],
        "zmin_mm": -18,
        "centre_offset_mm": 0.855,
        "footprint_binding": "identity",
        "sha256": "ec17e8d9bad1eb2793ea3d21c1f1ffb6c0c613b1a2c92fad96068cccf478aa44",
        "checked": "2026-11-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "SPTECH",
      "Package": "TO-3PN",
      "Category": "Triode/MOS Tube/Transistor",
      "Pins": "3"
    },
    "appearance": {
      "housing": {
        "quote": "IB Base Current-Continuous -4 A PC Collector Power Dissipation",
        "page": 1,
        "doc": "ds.pdf",
        "material": "PC"
      },
      "version": 1,
      "datasheet_sha256": "0646231e13c80dec454b1795ae04330b83b97ca310f567329a228dcbc3f72c14"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "0646231e13c80dec454b1795ae04330b83b97ca310f567329a228dcbc3f72c14",
      "rows": [
        {
          "name": "Collector-Emitter Breakdown Voltage",
          "symbol": "V(BR)CEO",
          "kind": "electrical",
          "unit": "V",
          "min": -230,
          "typ": null,
          "max": null,
          "conditions": "IC= -25mA ; IB= 0",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Collector-Emitter Saturation Voltage",
          "symbol": "VCE(sat)",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": -2,
          "conditions": "IC= -5.0A; IB= -0.5A",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Collector Cutoff Current",
          "symbol": "ICBO",
          "kind": "electrical",
          "unit": "μA",
          "min": null,
          "typ": null,
          "max": -100,
          "conditions": "VCB= -230V ; IE= 0",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Emitter Cutoff Current",
          "symbol": "IEBO",
          "kind": "electrical",
          "unit": "μA",
          "min": null,
          "typ": null,
          "max": -100,
          "conditions": "VEB= -5V; IC= 0",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "DC Current Gain",
          "symbol": "hFE",
          "kind": "electrical",
          "unit": "",
          "min": 50,
          "typ": null,
          "max": 140,
          "conditions": "IC= -5A ; VCE= -4V",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Collector-Base Voltage",
          "symbol": "VCBO",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -230,
          "typ": null,
          "max": null,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Collector-Emitter Voltage",
          "symbol": "VCEO",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -230,
          "typ": null,
          "max": null,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Emitter-Base Voltage",
          "symbol": "VEBO",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -5,
          "typ": null,
          "max": null,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Collector Current-Continuous",
          "symbol": "IC",
          "kind": "absolute_maximum",
          "unit": "A",
          "min": -15,
          "typ": null,
          "max": null,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Base Current-Continuous",
          "symbol": "IB",
          "kind": "absolute_maximum",
          "unit": "A",
          "min": -4,
          "typ": null,
          "max": null,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Collector Power Dissipation",
          "symbol": "PC",
          "kind": "absolute_maximum",
          "unit": "W",
          "min": null,
          "typ": null,
          "max": 130,
          "conditions": "@ TC=25℃",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Junction Temperature",
          "symbol": "TJ",
          "kind": "absolute_maximum",
          "unit": "℃",
          "min": null,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Storage Temperature Range",
          "symbol": "Tstg",
          "kind": "absolute_maximum",
          "unit": "℃",
          "min": -55,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        }
      ]
    }
  },
  "variants": [],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "2sa1294"
  ],
  "discovery_pitch": "2SA1294 (SPTECH) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "2sa1294.kicad_sym",
    "2sa1294.kicad_mod",
    "2sa1294.glb",
    "2sa1294.step",
    "2sa1294.lbr",
    "docs/hero.png",
    "docs/2sa1294-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "2sa1294-hero.glb",
    "2sa1294-hero.overlay.json",
    "2sa1294-etched.glb"
  ],
  "visibility": {
    "public": true
  }
}