main
Ray Set visibility: public 6d02b60 6d ago
{
  "schema_version": 1,
  "type": "component",
  "slug": "2sa1952tlq",
  "title": "2SA1952TLQ",
  "brief": "ROHM Semicon Bipolar (BJT), TO-252-2(DPAK). 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",
    "transistors-thyristors",
    "2sa1952tlq",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "2SA1952TLQ",
    "manufacturer": "ROHM Semicon",
    "package": "TO-252-2(DPAK)",
    "pin_count": 3,
    "category": "Transistors/Thyristors",
    "subcategory": "Bipolar (BJT)",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8586176461883916288",
    "parts": {
      "symbol": "2sa1952tlq.kicad_sym",
      "footprint": "2sa1952tlq.kicad_mod",
      "model_3d": "2sa1952tlq-hero.glb",
      "model_3d_plain": "2sa1952tlq-etched.glb",
      "model_3d_step": "2sa1952tlq-etched.step",
      "model_3d_step_plain": "2sa1952tlq.step",
      "lbr": "2sa1952tlq.lbr"
    },
    "distributor_links": {
      "lcsc": "C79625",
      "digikey": "2SA1952TLQTR-ND",
      "mouser": "755-2SA1952TLQ"
    },
    "distributor_check": {
      "checked_at": "2026-10-19T06:57:42Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "2SA1952TLQTR-ND",
        "status": "found",
        "lifecycle": "Not For New Designs"
      },
      "mouser": {
        "pn": "755-2SA1952TLQ",
        "status": "found",
        "lifecycle": "Not Recommended for New Designs"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "Base",
        "type": "input",
        "description": "Base terminal of the PNP transistor; the datasheet gives no separate pin-level limit, and the device limits are VEBO −5 V and IC −5 A DC (−10 A pulse)."
      },
      {
        "number": "2",
        "name": "Collector",
        "type": "passive",
        "description": "Collector terminal; absolute maximum ratings are VCBO −100 V, VCEO −60 V, IC −5 A DC (−10 A pulse), and collector power dissipation of 1 W and 10 W (Tc=25°C)."
      },
      {
        "number": "3",
        "name": "Emitter",
        "type": "passive",
        "description": "Emitter terminal; the datasheet gives VEBO −5 V as the emitter-base breakdown limit, with junction temperature up to 150°C and storage −55 to +150°C."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
        "factory": "2.0.0",
        "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: Package mismatch: the package hint says TO-252-2 (DPAK), but the datasheet only gives the CPT3 packa; Pin-type classification is inferred from the transistor terminal function (base as input, collector ; The collector power dissipation values in the text are garbled ('1', '10', 'W(Tc=25°C)'). I read the"
        ],
        "pages_sent": 1,
        "cost_usd": 0.0227,
        "at": "2026-10-19T06:55:30"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8586176461883916288",
        "pages": 1,
        "sha256": "6dae8b0581f9002b",
        "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": "2sa1952tlq.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          9.9,
          6.5,
          2.32
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "3eb4c99603a4fe837c2fe9308bc174769ded87a785a0df48d2dc441432ee8b4c",
        "checked": "2026-10-19",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "2sa1952tlq-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          9.9,
          6.5,
          2.32
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "4eb1334db277d61a297cb1c8ca991f1674b5520297dd1e62b887a59d23ba1f1e",
        "checked": "2026-10-19",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "ROHM Semicon",
      "Package": "TO-252-2(DPAK)",
      "Category": "Transistors/Thyristors",
      "Pins": "3"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "6dae8b0581f9002b808342eea14f1a99ae1969afd8592f8a888c9383ec7a653e",
      "rows": [
        {
          "name": "Collector-base breakdown voltage",
          "symbol": "BVCBO",
          "kind": "electrical",
          "unit": "V",
          "min": -100,
          "typ": null,
          "max": null,
          "conditions": "IC = −50µA",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Collector-emitter breakdown voltage",
          "symbol": "BVCEO",
          "kind": "electrical",
          "unit": "V",
          "min": -60,
          "typ": null,
          "max": null,
          "conditions": "IC = −1mA",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Emitter-base breakdown voltage",
          "symbol": "BVEBO",
          "kind": "electrical",
          "unit": "V",
          "min": -5,
          "typ": null,
          "max": null,
          "conditions": "IE = −50µA",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Collector cutoff current",
          "symbol": "ICBO",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": null,
          "max": -10,
          "conditions": "VCB = −100V",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Emitter cutoff current",
          "symbol": "IEBO",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": null,
          "max": -10,
          "conditions": "VEB = −5V",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Collector-emitter saturation voltage",
          "symbol": "VCE(sat)",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": -0.3,
          "conditions": "IC/IB = −3A/−0.15A",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Collector-emitter saturation voltage",
          "symbol": "VCE(sat)",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": -0.5,
          "conditions": "IC/IB = −4A/−0.2A",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Base-emitter saturation voltage",
          "symbol": "VBE(sat)",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": -1.2,
          "conditions": "IC/IB = −3A/−0.15A",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Base-emitter saturation voltage",
          "symbol": "VBE(sat)",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": -1.5,
          "conditions": "IC/IB = −4A/−0.2A",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "DC current transfer ratio",
          "symbol": "hFE",
          "kind": "electrical",
          "unit": "",
          "min": 130,
          "typ": null,
          "max": 270,
          "conditions": "VCE = −2V, IC = −1A",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Turn-on time",
          "symbol": "ton",
          "kind": "timing",
          "unit": "µs",
          "min": null,
          "typ": null,
          "max": 0.3,
          "conditions": "IC = −3A, RL = 10Ω",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Storage time",
          "symbol": "tstg",
          "kind": "timing",
          "unit": "µs",
          "min": null,
          "typ": null,
          "max": 1.5,
          "conditions": "IB1 = −IB2 = −0.15A",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Fall time",
          "symbol": "tf",
          "kind": "timing",
          "unit": "µs",
          "min": null,
          "typ": null,
          "max": 0.3,
          "conditions": "VCC −30V",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Collector-base voltage",
          "symbol": "VCBO",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": -100,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Collector-emitter voltage",
          "symbol": "VCEO",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": -60,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Emitter-base voltage",
          "symbol": "VEBO",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": -5,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Collector current",
          "symbol": "IC",
          "kind": "absolute_maximum",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": -5,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Collector current (pulse)",
          "symbol": "IC",
          "kind": "absolute_maximum",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": -10,
          "conditions": "Pulse",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Collector power dissipation",
          "symbol": "PC",
          "kind": "absolute_maximum",
          "unit": "W",
          "min": null,
          "typ": null,
          "max": 1,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Collector power dissipation",
          "symbol": "PC",
          "kind": "absolute_maximum",
          "unit": "W",
          "min": null,
          "typ": null,
          "max": 10,
          "conditions": "Tc = 25°C",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Junction temperature",
          "symbol": "Tj",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": null,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Storage temperature",
          "symbol": "Tstg",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -55,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Transition frequency",
          "symbol": "fT",
          "kind": "electrical",
          "unit": "MHz",
          "min": null,
          "typ": 120,
          "max": null,
          "conditions": "VCE = −10V, IE = 0.5A, f = 30MHz",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Output capacitance",
          "symbol": "Cob",
          "kind": "electrical",
          "unit": "pF",
          "min": null,
          "typ": 80,
          "max": null,
          "conditions": "VCB = −10V, IE = 0A, f = 1MHz",
          "source_page": 1,
          "source": "datasheet"
        }
      ]
    }
  },
  "variants": [],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "2sa1952tlq"
  ],
  "discovery_pitch": "2SA1952TLQ (ROHM Semicon) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
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    "README.md",
    "2sa1952tlq.kicad_sym",
    "2sa1952tlq.kicad_mod",
    "2sa1952tlq.glb",
    "2sa1952tlq.step",
    "2sa1952tlq.lbr",
    "docs/hero.png",
    "docs/2sa1952tlq-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "2sa1952tlq-hero.glb",
    "2sa1952tlq-hero.overlay.json",
    "2sa1952tlq-etched.glb"
  ],
  "visibility": {
    "public": true
  }
}