main
Ray Set visibility: public 4b44cdc 5h ago
{
  "schema_version": 1,
  "type": "component",
  "slug": "hy1908d",
  "title": "HY1908D",
  "brief": "HUAYI MOSFETs, TO-252-2L. 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",
    "hy1908d",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "HY1908D",
    "manufacturer": "HUAYI",
    "package": "TO-252-2L",
    "pin_count": 3,
    "category": "Transistors/Thyristors",
    "subcategory": "MOSFETs",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8586202555549929472",
    "parts": {
      "symbol": "hy1908d.kicad_sym",
      "footprint": "hy1908d.kicad_mod",
      "model_3d": "hy1908d-hero.glb",
      "model_3d_plain": "hy1908d-etched.glb",
      "model_3d_step": "hy1908d-etched.step",
      "model_3d_step_plain": "hy1908d.step",
      "lbr": "hy1908d.lbr"
    },
    "distributor_links": {
      "lcsc": "C108891"
    },
    "distributor_check": {
      "checked_at": "2026-10-17T14:35:20Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "G",
        "type": "input",
        "description": "Gate of the N-channel MOSFET, left lead in the TO-252-2L pin drawing, with VGSS rated ±25V and threshold 2V min to 4V max at IDS=250μA."
      },
      {
        "number": "2",
        "name": "D",
        "type": "passive",
        "description": "Drain of the N-channel MOSFET, the center position in the pin drawing (short center stub and the exposed tab), with VDSS rated 80V and continuous ID of 90A at TC=25°C."
      },
      {
        "number": "3",
        "name": "S",
        "type": "passive",
        "description": "Source of the N-channel MOSFET, right lead in the TO-252-2L pin drawing, with diode continuous forward current IS of 90A at TC=25°C."
      }
    ],
    "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": [
          "extractor flagged: The datasheet shows G, D, S labels left to right on the TO-252-2L picture but prints no pin numbers.; The ordering table lists D as TO-252-2L, so the HY1908D MPN maps to this package. The package drawin",
          "vision extraction: provenance cannot be text-verified; needs consensus"
        ],
        "pages_sent": 12,
        "cost_usd": 0.1495,
        "at": "2026-10-17T14:32:35"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8586202555549929472",
        "pages": 12,
        "sha256": "1a2b28bc0f1bc4d8",
        "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": "hy1908d.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": "2026-10-17",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "hy1908d-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": "b7caf9549edb4e0a4cdcb1979752a67fc7f60c515b836682ca50448c62845e4d",
        "checked": "2026-10-17",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "HUAYI",
      "Package": "TO-252-2L",
      "Category": "Transistors/Thyristors",
      "Pins": "3"
    },
    "appearance": {
      "contacts": {
        "quote": "Note: lead-free products contain molding compounds/die attach materials and 100% matte tin plate termination finish; which are fully compliant with RoHS. lead-free products meet or exceed the lead-fre",
        "page": 1,
        "doc": "ds.pdf",
        "plating": "tin"
      },
      "version": 1,
      "datasheet_sha256": "1a2b28bc0f1bc4d89436fe1c612e77a0f2deb6c9d241d6b2c1d441a3f6211303"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "1a2b28bc0f1bc4d89436fe1c612e77a0f2deb6c9d241d6b2c1d441a3f6211303",
      "rows": [
        {
          "name": "Gate-Source Voltage",
          "symbol": "VGSS",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -25,
          "typ": null,
          "max": 25,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Maximum Junction Temperature",
          "symbol": "TJ",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": null,
          "typ": null,
          "max": 175,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Storage Temperature Range",
          "symbol": "TSTG",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -55,
          "typ": null,
          "max": 175,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Diode Continuous Forward Current",
          "symbol": "IS",
          "kind": "absolute_maximum",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": 90,
          "conditions": "TC=25°C",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Continuous Drain Current",
          "symbol": "ID",
          "kind": "absolute_maximum",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": 90,
          "conditions": "TC=25°C",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Continuous Drain Current",
          "symbol": "ID",
          "kind": "absolute_maximum",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": 59,
          "conditions": "TC=100°C",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Maximum Power Dissipation",
          "symbol": "PD",
          "kind": "absolute_maximum",
          "unit": "W",
          "min": null,
          "typ": null,
          "max": 64,
          "conditions": "TC=25°C",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Maximum Power Dissipation",
          "symbol": "PD",
          "kind": "absolute_maximum",
          "unit": "W",
          "min": null,
          "typ": null,
          "max": 32,
          "conditions": "TC=100°C",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Thermal Resistance-Junction to Case",
          "symbol": "RθJC",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": null,
          "max": 2.35,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Thermal Resistance-Junction to Ambient",
          "symbol": "RθJA",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": null,
          "max": 110,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Drain-Source Voltage",
          "symbol": "VDSS",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 80,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Zero Gate Voltage Drain Current",
          "symbol": "IDSS",
          "kind": "electrical",
          "unit": "μA",
          "min": null,
          "typ": null,
          "max": 1,
          "conditions": "VDS=80V, VGS=0V",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Zero Gate Voltage Drain Current",
          "symbol": "IDSS",
          "kind": "electrical",
          "unit": "μA",
          "min": null,
          "typ": null,
          "max": 10,
          "conditions": "TJ=85°C",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Gate Threshold Voltage",
          "symbol": "VGS(th)",
          "kind": "electrical",
          "unit": "V",
          "min": 2,
          "typ": 3,
          "max": 4,
          "conditions": "VDS=VGS, IDS=250μA",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Gate Leakage Current",
          "symbol": "IGSS",
          "kind": "electrical",
          "unit": "nA",
          "min": -100,
          "typ": null,
          "max": 100,
          "conditions": "VGS=±25V, VDS=0V",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Drain-Source On-state Resistance",
          "symbol": "RDS(ON)",
          "kind": "electrical",
          "unit": "mΩ",
          "min": null,
          "typ": 7.8,
          "max": 9,
          "conditions": "VGS=10V, IDS=45A",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Diode Forward Voltage",
          "symbol": "VSD",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 0.8,
          "max": 1.2,
          "conditions": "ISD=45 GS=0V (as printed)",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Reverse Recovery Time",
          "symbol": "trr",
          "kind": "electrical",
          "unit": "ns",
          "min": null,
          "typ": 30,
          "max": null,
          "conditions": "ISD=45A, dlSD/dt=100A/μs",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Reverse Recovery Charge",
          "symbol": "Qrr",
          "kind": "electrical",
          "unit": "nC",
          "min": null,
          "typ": 25,
          "max": null,
          "conditions": "ISD=45A, dlSD/dt=100A/μs",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Gate Resistance",
          "symbol": "RG",
          "kind": "electrical",
          "unit": "Ω",
          "min": null,
          "typ": 1.2,
          "max": null,
          "conditions": "VGS=0V,VDS=0V,F=1MHz",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Output Capacitance",
          "symbol": "Coss",
          "kind": "electrical",
          "unit": "pF",
          "min": null,
          "typ": 365,
          "max": null,
          "conditions": "VGS=0V, VDS=25V, Frequency=1.0MHz",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Turn-on Delay Time",
          "symbol": "td(ON)",
          "kind": "electrical",
          "unit": "ns",
          "min": null,
          "typ": 26,
          "max": null,
          "conditions": "VDD=40V, RG=6 Ω, IDS=45A, VGS=10V",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Turn-off Delay Time",
          "symbol": "td(OFF)",
          "kind": "electrical",
          "unit": "ns",
          "min": null,
          "typ": 64,
          "max": null,
          "conditions": "VDD=40V, RG=6 Ω, IDS=45A, VGS=10V",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Turn-off Fall Time",
          "symbol": "Tf",
          "kind": "electrical",
          "unit": "ns",
          "min": null,
          "typ": 20,
          "max": null,
          "conditions": "VDD=40V, RG=6 Ω, IDS=45A, VGS=10V",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Total Gate Charge",
          "symbol": "Qg",
          "kind": "electrical",
          "unit": "nC",
          "min": null,
          "typ": 84,
          "max": null,
          "conditions": "VDS=64V, VGS=10V, IDS=45A",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Gate-Source Charge",
          "symbol": "Qgs",
          "kind": "electrical",
          "unit": "nC",
          "min": null,
          "typ": 16,
          "max": null,
          "conditions": "VDS=64V, VGS=10V, IDS=45A",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Gate-Drain Charge",
          "symbol": "Qgd",
          "kind": "electrical",
          "unit": "nC",
          "min": null,
          "typ": 26,
          "max": null,
          "conditions": "VDS=64V, VGS=10V, IDS=45A",
          "source_page": 3,
          "source": "datasheet"
        }
      ]
    }
  },
  "variants": [],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "hy1908d"
  ],
  "discovery_pitch": "HY1908D (HUAYI) 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",
    "hy1908d.kicad_sym",
    "hy1908d.kicad_mod",
    "hy1908d.glb",
    "hy1908d.step",
    "hy1908d.lbr",
    "docs/hero.png",
    "docs/hy1908d-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "hy1908d-hero.glb",
    "hy1908d-hero.overlay.json",
    "hy1908d-etched.glb"
  ],
  "visibility": {
    "public": true
  }
}