main
Ray Set visibility: public 199bb13 16d ago
{
  "schema_version": 1,
  "type": "component",
  "slug": "do4803a",
  "title": "DO4803A",
  "brief": "DOINGTER MOSFETs, SOP-8. 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",
    "do4803a",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "DO4803A",
    "manufacturer": "DOINGTER",
    "package": "SOP-8",
    "pin_count": 8,
    "category": "Transistors/Thyristors",
    "subcategory": "MOSFETs",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/4559d0df6939150142eb05414dbcc39b.pdf",
    "parts": {
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      "footprint": "do4803a.kicad_mod",
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      "model_3d_plain": "do4803a-etched.glb",
      "model_3d_step": "do4803a-etched.step",
      "model_3d_step_plain": "do4803a.step",
      "lbr": "do4803a.lbr"
    },
    "distributor_links": {
      "lcsc": "C48542689"
    },
    "distributor_check": {
      "checked_at": "2026-10-17T16:11:24Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "S1",
        "type": "passive",
        "description": "Source of P-channel MOSFET 1 (Pin 1 marked on package); VDS rated -30V."
      },
      {
        "number": "2",
        "name": "G1",
        "type": "input",
        "description": "Gate of P-channel MOSFET 1; VGS rated ±20V with threshold -1V to -3V."
      },
      {
        "number": "3",
        "name": "S2",
        "type": "passive",
        "description": "Source of P-channel MOSFET 2; VDS rated -30V."
      },
      {
        "number": "4",
        "name": "G2",
        "type": "input",
        "description": "Gate of P-channel MOSFET 2; VGS rated ±20V with threshold -1V to -3V."
      },
      {
        "number": "5",
        "name": "D2",
        "type": "passive",
        "description": "Drain of P-channel MOSFET 2, tied with pin 6; continuous drain current -5A."
      },
      {
        "number": "6",
        "name": "D2",
        "type": "passive",
        "description": "Drain of P-channel MOSFET 2, tied with pin 5; continuous drain current -5A."
      },
      {
        "number": "7",
        "name": "D1",
        "type": "passive",
        "description": "Drain of P-channel MOSFET 1, tied with pin 8; continuous drain current -5A."
      },
      {
        "number": "8",
        "name": "D1",
        "type": "passive",
        "description": "Drain of P-channel MOSFET 1, tied with pin 7; continuous drain current -5A."
      }
    ],
    "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: Pin numbers are inferred from the page 1 3D package picture, where pin 1 is marked and labels run S1",
          "vision extraction: provenance cannot be text-verified; needs consensus"
        ],
        "pages_sent": 8,
        "cost_usd": 0.1183,
        "at": "2026-10-17T16:09:40"
      },
      "datasheet": {
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        "pages": 8,
        "sha256": "34857bbe271ea0e3",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 8,
        "described": 8,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
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        "file": "do4803a.step",
        "role": "plain",
        "up": "Z",
        "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": "07f46cff378d30e6c27dfd5a03092c795323f86d91c71fc7e743f4f418dc553a",
        "checked": "2026-10-17",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
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        "units": "mm",
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        "sha256": "5e69bfe26fd3197104544394b2e023a41e9e9811f0cf8bcc43ea0f92bc2d28ee",
        "checked": "2026-10-17",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "DOINGTER",
      "Package": "SOP-8",
      "Category": "Transistors/Thyristors",
      "Pins": "8"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "34857bbe271ea0e391b5f1eafadba22e027cf83ab5a444001d15c0bdff125270",
      "rows": [
        {
          "name": "Drain-Source Voltage",
          "symbol": "VDS",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -30,
          "typ": null,
          "max": null,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Gate-Source Voltage",
          "symbol": "VGS",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -20,
          "typ": null,
          "max": 20,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Continuous Drain Current",
          "symbol": "ID",
          "kind": "absolute_maximum",
          "unit": "A",
          "min": -5,
          "typ": null,
          "max": null,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Continuous Drain Current",
          "symbol": "ID",
          "kind": "absolute_maximum",
          "unit": "A",
          "min": -3.5,
          "typ": null,
          "max": null,
          "conditions": "TA=100℃",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Pulsed Drain Current",
          "symbol": "IDM",
          "kind": "absolute_maximum",
          "unit": "A",
          "min": -20,
          "typ": null,
          "max": null,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Power Dissipation",
          "symbol": "PD",
          "kind": "absolute_maximum",
          "unit": "W",
          "min": null,
          "typ": null,
          "max": 2.5,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Single pulse avalanche energy",
          "symbol": "EAS",
          "kind": "absolute_maximum",
          "unit": "mJ",
          "min": null,
          "typ": null,
          "max": 3,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Operating and Storage Junction Temperature Range",
          "symbol": "TJ, TSTG",
          "kind": "absolute_maximum",
          "unit": "℃",
          "min": -55,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Thermal Resistance, Junction to Ambient",
          "symbol": "RƟJA",
          "kind": "thermal",
          "unit": "℃/W",
          "min": null,
          "typ": null,
          "max": 50,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Drain-Source Breakdown Voltage",
          "symbol": "BVDSS",
          "kind": "electrical",
          "unit": "V",
          "min": -30,
          "typ": null,
          "max": null,
          "conditions": "VGS=0V,ID=250μA",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Zero Gate Voltage Drain Current",
          "symbol": "IDSS",
          "kind": "electrical",
          "unit": "μA",
          "min": null,
          "typ": null,
          "max": -1,
          "conditions": "VGS=0V, VDS=-30V",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Gate-Source Leakage Current",
          "symbol": "IGSS",
          "kind": "electrical",
          "unit": "nA",
          "min": -100,
          "typ": null,
          "max": 100,
          "conditions": "VGS=±20V, VDS=0A",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Gate-Source Threshold Voltage",
          "symbol": "VGS(th)",
          "kind": "electrical",
          "unit": "V",
          "min": -1,
          "typ": -1.5,
          "max": -3,
          "conditions": "VGS=VDS, ID=250μA",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Drain-Source On Resistance",
          "symbol": "RDS(ON)",
          "kind": "electrical",
          "unit": "mΩ",
          "min": null,
          "typ": 35,
          "max": 43,
          "conditions": "VGS=-10V,ID=-5.1A",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Drain-Source On Resistance",
          "symbol": "RDS(ON)",
          "kind": "electrical",
          "unit": "mΩ",
          "min": null,
          "typ": 44,
          "max": 57,
          "conditions": "VGS=-4.5V,ID=-4.2A",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Drain-Source On Resistance",
          "symbol": "RDS(ON)",
          "kind": "electrical",
          "unit": "mΩ",
          "min": null,
          "typ": 60,
          "max": 78,
          "conditions": "VGS=-2.5V,ID=-3.3A",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Diode Forward Voltage",
          "symbol": "VSD",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": -1.2,
          "conditions": "VGS=0V, ISD=-5.1A",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Continuous Drain Current (body diode)",
          "symbol": "IS",
          "kind": "electrical",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": -5,
          "conditions": "VD=VG=0V",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Pulsed Drain Current (body diode)",
          "symbol": "ISM",
          "kind": "electrical",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": -20,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        }
      ]
    }
  },
  "variants": [],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "do4803a"
  ],
  "discovery_pitch": "DO4803A (DOINGTER) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
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  "visibility": {
    "public": true
  }
}