main
Ray Set visibility: public 9879371 3h ago
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{
  "schema_version": 1,
  "type": "component",
  "slug": "hsu4903",
  "title": "HSU4903",
  "brief": "HUASHUO MOSFETs, TO-252-4. 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",
    "hsu4903",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "HSU4903",
    "manufacturer": "HUASHUO",
    "package": "TO-252-4",
    "pin_count": 5,
    "category": "Transistors/Thyristors",
    "subcategory": "MOSFETs",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8757799216808628224",
    "parts": {
      "symbol": "hsu4903.kicad_sym",
      "footprint": "hsu4903.kicad_mod",
      "model_3d": "hsu4903-hero.glb",
      "model_3d_plain": "hsu4903-etched.glb",
      "model_3d_step": "hsu4903-etched.step",
      "model_3d_step_plain": "hsu4903.step",
      "lbr": "hsu4903.lbr"
    },
    "distributor_links": {
      "lcsc": "C508801"
    },
    "distributor_check": {
      "checked_at": "2026-10-18T15:04:07Z",
      "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 the N-channel MOSFET (40V, 30mΩ, 23A)."
      },
      {
        "number": "2",
        "name": "G1",
        "type": "input",
        "description": "Gate of the N-channel MOSFET, rated ±20V gate-source with VGS(th) 1.0 to 2.5V."
      },
      {
        "number": "3",
        "name": "S2",
        "type": "passive",
        "description": "Source of the P-channel MOSFET (-40V, 45mΩ, -20A)."
      },
      {
        "number": "4",
        "name": "G2",
        "type": "input",
        "description": "Gate of the P-channel MOSFET, rated ±20V gate-source with VGS(th) -1.0 to -2.5V."
      },
      {
        "number": "5",
        "name": "D1/D2",
        "type": "passive",
        "description": "Exposed tab, common drain of both the N-channel (D1) and P-channel (D2) MOSFETs, tied together internally."
      }
    ],
    "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 gives no printed pin numbers. Pins 1-4 follow the left-to-right label order S1, G1, S2; The tab (D1/D2) has no printed pin number. '5' is an assumed designation. The symbol shows D1 and D2",
          "vision extraction: provenance cannot be text-verified; needs consensus"
        ],
        "pages_sent": 9,
        "cost_usd": 0.2737,
        "at": "2026-10-18T15:03:25"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8757799216808628224",
        "pages": 9,
        "sha256": "009532751a7c5ca7",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 5,
        "described": 5,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
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        "file": "hsu4903.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": "d85360b3e2359b76856869bda844e512876c2223b4cf36e7a7e1581f227bec7e",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "hsu4903-etched.step",
        "role": "eda",
        "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": "4cd1ad07d69292981a33cebde6b0182146e0d7f1e4bfc078cc3619227b69037d",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "HUASHUO",
      "Package": "TO-252-4",
      "Category": "Transistors/Thyristors",
      "Pins": "5"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "009532751a7c5ca73e2e54c0cf72bb97cb48ff8ab76968e774e29e400e13f517",
      "rows": [
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          "name": "N-Ch Drain-Source Voltage",
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        {
          "name": "P-Ch Gate-Source Voltage",
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        },
        {
          "name": "N-Ch Continuous Drain Current",
          "symbol": "ID@TC=25℃",
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          "unit": "A",
          "min": null,
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          "conditions": "VGS @ 10V",
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        },
        {
          "name": "P-Ch Continuous Drain Current",
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        },
        {
          "name": "N-Ch Continuous Drain Current",
          "symbol": "ID@TC=100℃",
          "kind": "absolute_maximum",
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        {
          "name": "P-Ch Continuous Drain Current",
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        },
        {
          "name": "N-Ch Pulsed Drain Current",
          "symbol": "IDM",
          "kind": "absolute_maximum",
          "unit": "A",
          "min": null,
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          "conditions": "Pulse width ≤300us, duty cycle ≤2%",
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        {
          "name": "P-Ch Pulsed Drain Current",
          "symbol": "IDM",
          "kind": "absolute_maximum",
          "unit": "A",
          "min": -40,
          "typ": null,
          "max": null,
          "conditions": "Pulse width ≤300us, duty cycle ≤2%",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "N-Ch Single Pulse Avalanche Energy",
          "symbol": "EAS",
          "kind": "absolute_maximum",
          "unit": "mJ",
          "min": null,
          "typ": null,
          "max": 28,
          "conditions": "VDD=25V,VGS=10V,L=0.1mH,IAS=17.8A",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "P-Ch Single Pulse Avalanche Energy",
          "symbol": "EAS",
          "kind": "absolute_maximum",
          "unit": "mJ",
          "min": null,
          "typ": null,
          "max": 66,
          "conditions": "VDD=-25V,VGS=-10V,L=0.1mH,IAS=-27.2A",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "N-Ch Avalanche Current",
          "symbol": "IAS",
          "kind": "absolute_maximum",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": 17.8,
          "conditions": "",
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          "source": "datasheet"
        },
        {
          "name": "P-Ch Avalanche Current",
          "symbol": "IAS",
          "kind": "absolute_maximum",
          "unit": "A",
          "min": -27.2,
          "typ": null,
          "max": null,
          "conditions": "",
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          "source": "datasheet"
        },
        {
          "name": "N-Ch Total Power Dissipation",
          "symbol": "PD@TC=25℃",
          "kind": "absolute_maximum",
          "unit": "W",
          "min": null,
          "typ": null,
          "max": 25,
          "conditions": "TC=25℃",
          "source_page": 1,
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        {
          "name": "P-Ch Total Power Dissipation",
          "symbol": "PD@TC=25℃",
          "kind": "absolute_maximum",
          "unit": "W",
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          "typ": null,
          "max": 31.3,
          "conditions": "TC=25℃",
          "source_page": 1,
          "source": "datasheet"
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          "name": "N-Ch Storage Temperature Range",
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          "kind": "absolute_maximum",
          "unit": "℃",
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          "max": 150,
          "conditions": "",
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          "source": "datasheet"
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        {
          "name": "P-Ch Storage Temperature Range",
          "symbol": "TSTG",
          "kind": "absolute_maximum",
          "unit": "℃",
          "min": -55,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "N-Ch Operating Junction Temperature Range",
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          "kind": "absolute_maximum",
          "unit": "℃",
          "min": -55,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "P-Ch Operating Junction Temperature Range",
          "symbol": "TJ",
          "kind": "absolute_maximum",
          "unit": "℃",
          "min": -55,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Thermal Resistance Junction-Ambient",
          "symbol": "RθJA",
          "kind": "thermal",
          "unit": "℃/W",
          "min": null,
          "typ": null,
          "max": 62,
          "conditions": "Surface mounted on 1 inch2 FR-4 board, 2OZ copper",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Thermal Resistance Junction-Case",
          "symbol": "RθJC",
          "kind": "thermal",
          "unit": "℃/W",
          "min": null,
          "typ": null,
          "max": 5,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "N-Ch Drain-Source Breakdown Voltage",
          "symbol": "BVDSS",
          "kind": "electrical",
          "unit": "V",
          "min": 40,
          "typ": null,
          "max": null,
          "conditions": "VGS=0V, ID=250uA",
          "source_page": 2,
          "source": "datasheet"
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        {
          "name": "N-Ch Static Drain-Source On-Resistance",
          "symbol": "RDS(ON)",
          "kind": "electrical",
          "unit": "mΩ",
          "min": null,
          "typ": null,
          "max": 30,
          "conditions": "VGS=10V, ID=12A",
          "source_page": 2,
          "source": "datasheet"
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        {
          "name": "N-Ch Static Drain-Source On-Resistance",
          "symbol": "RDS(ON)",
          "kind": "electrical",
          "unit": "mΩ",
          "min": null,
          "typ": null,
          "max": 50,
          "conditions": "VGS=4.5V, ID=10A",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "N-Ch Gate Threshold Voltage",
          "symbol": "VGS(th)",
          "kind": "electrical",
          "unit": "V",
          "min": 1,
          "typ": 1.5,
          "max": 2.5,
          "conditions": "VGS=VDS, ID=250uA",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "N-Ch Drain-Source Leakage Current",
          "symbol": "IDSS",
          "kind": "electrical",
          "unit": "uA",
          "min": null,
          "typ": null,
          "max": 1,
          "conditions": "VDS=32V, VGS=0V, TJ=25℃",
          "source_page": 2,
          "source": "datasheet"
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        {
          "name": "N-Ch Drain-Source Leakage Current",
          "symbol": "IDSS",
          "kind": "electrical",
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          "min": null,
          "typ": null,
          "max": 5,
          "conditions": "VDS=32V, VGS=0V, TJ=55℃",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "N-Ch Gate-Source Leakage Current",
          "symbol": "IGSS",
          "kind": "electrical",
          "unit": "nA",
          "min": -100,
          "typ": null,
          "max": 100,
          "conditions": "VGS=±20V, VDS=0V",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "N-Ch Gate Resistance",
          "symbol": "Rg",
          "kind": "electrical",
          "unit": "",
          "min": null,
          "typ": 2.6,
          "max": 5.2,
          "conditions": "VDS=0V, VGS=0V, f=1MHz",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "N-Ch Continuous Source Current",
          "symbol": "IS",
          "kind": "electrical",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": 23,
          "conditions": "VG=VD=0V, Force Current",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "N-Ch Pulsed Source Current",
          "symbol": "ISM",
          "kind": "electrical",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": 46,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
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        {
          "name": "N-Ch Diode Forward Voltage",
          "symbol": "VSD",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 1.2,
          "conditions": "VGS=0V, IS=1A, TJ=25℃",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "P-Ch Drain-Source Breakdown Voltage",
          "symbol": "BVDSS",
          "kind": "electrical",
          "unit": "V",
          "min": -40,
          "typ": null,
          "max": null,
          "conditions": "VGS=0V, ID=-250uA",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "P-Ch Static Drain-Source On-Resistance",
          "symbol": "RDS(ON)",
          "kind": "electrical",
          "unit": "mΩ",
          "min": null,
          "typ": null,
          "max": 45,
          "conditions": "VGS=-10V, ID=-8A",
          "source_page": 3,
          "source": "datasheet"
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        {
          "name": "P-Ch Static Drain-Source On-Resistance",
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          "kind": "electrical",
          "unit": "mΩ",
          "min": null,
          "typ": null,
          "max": 70,
          "conditions": "VGS=-4.5V, ID=-4A",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "P-Ch Gate Threshold Voltage",
          "symbol": "VGS(th)",
          "kind": "electrical",
          "unit": "V",
          "min": -1,
          "typ": -1.6,
          "max": -2.5,
          "conditions": "VGS=VDS, ID=-250uA",
          "source_page": 3,
          "source": "datasheet"
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        {
          "name": "P-Ch Drain-Source Leakage Current",
          "symbol": "IDSS",
          "kind": "electrical",
          "unit": "uA",
          "min": null,
          "typ": null,
          "max": 1,
          "conditions": "VDS=-32V, VGS=0V, TJ=25℃",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "P-Ch Drain-Source Leakage Current",
          "symbol": "IDSS",
          "kind": "electrical",
          "unit": "uA",
          "min": null,
          "typ": null,
          "max": 5,
          "conditions": "VDS=-32V, VGS=0V, TJ=55℃",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "P-Ch Gate-Source Leakage Current",
          "symbol": "IGSS",
          "kind": "electrical",
          "unit": "nA",
          "min": -100,
          "typ": null,
          "max": 100,
          "conditions": "VGS=±20V, VDS=0V",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "P-Ch Gate Resistance",
          "symbol": "Rg",
          "kind": "electrical",
          "unit": "",
          "min": null,
          "typ": 13,
          "max": 16,
          "conditions": "VDS=0V, VGS=0V, f=1MHz",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "P-Ch Continuous Source Current",
          "symbol": "IS",
          "kind": "electrical",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": -20,
          "conditions": "VG=VD=0V, Force Current",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "P-Ch Pulsed Source Current",
          "symbol": "ISM",
          "kind": "electrical",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": -40,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
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        {
          "name": "P-Ch Diode Forward Voltage",
          "symbol": "VSD",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": -1,
          "conditions": "VGS=0V, IS=-1A, TJ=25℃",
          "source_page": 3,
          "source": "datasheet"
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      ]
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  ],
  "discovery_pitch": "HSU4903 (HUASHUO) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
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    "docs/hsu4903-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
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    "hsu4903-hero.overlay.json",
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  ],
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    "public": true
  }
}