KY9435

{
  "schema_version": 1,
  "type": "component",
  "slug": "ky9435",
  "title": "KY9435",
  "brief": "KY 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": [
    "component",
    "transistors-thyristors",
    "ky9435",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "KY9435",
    "manufacturer": "KY",
    "package": "SOP-8",
    "pin_count": 8,
    "category": "Transistors/Thyristors",
    "subcategory": "MOSFETs",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590236157146931200",
    "parts": {
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      "model_3d_plain": "ky9435-etched.glb",
      "model_3d_step": "ky9435-etched.step",
      "model_3d_step_plain": "ky9435.step",
      "lbr": "ky9435.lbr"
    },
    "distributor_links": {
      "lcsc": "C3029300"
    },
    "distributor_check": {
      "checked_at": "2026-10-19T07:57:43Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "error"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "S",
        "type": "passive",
        "description": "Source terminal of the -30 V P-channel MOSFET; pins 1, 2 and 3 are all tied to source."
      },
      {
        "number": "2",
        "name": "S",
        "type": "passive",
        "description": "Source terminal of the -30 V P-channel MOSFET; pins 1, 2 and 3 are all tied to source."
      },
      {
        "number": "3",
        "name": "S",
        "type": "passive",
        "description": "Source terminal of the -30 V P-channel MOSFET; pins 1, 2 and 3 are all tied to source."
      },
      {
        "number": "4",
        "name": "G",
        "type": "input",
        "description": "Gate terminal; the datasheet limits gate-source voltage VGSS to ±20 V."
      },
      {
        "number": "5",
        "name": "D",
        "type": "passive",
        "description": "Drain terminal; pins 5 through 8 are all tied to drain, with VDSS rated -30 V and continuous ID rated -5.1 A at Ta=25℃."
      },
      {
        "number": "6",
        "name": "D",
        "type": "passive",
        "description": "Drain terminal; pins 5 through 8 are all tied to drain, with VDSS rated -30 V and continuous ID rated -5.1 A at Ta=25℃."
      },
      {
        "number": "7",
        "name": "D",
        "type": "passive",
        "description": "Drain terminal; pins 5 through 8 are all tied to drain, with VDSS rated -30 V and continuous ID rated -5.1 A at Ta=25℃."
      },
      {
        "number": "8",
        "name": "D",
        "type": "passive",
        "description": "Drain terminal; pins 5 through 8 are all tied to drain, with VDSS rated -30 V and continuous ID rated -5.1 A at Ta=25℃."
      }
    ],
    "provenance": {
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        "extractor": "extract_pins 0.3",
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        "primary_mode": "text",
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        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: The datasheet gives only the pin-name list (1:S, 2:S, 3:S, 4:G, 5-8:D) with no per-pin electrical li; Pin types are KiCad ERC classes chosen by convention for a MOSFET (source/drain passive, gate input); The datasheet's Power Dissipation line (PD, Ta=25℃) prints as '2.5.' with no unit, so it was not use"
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        "cost_usd": 0.0317,
        "at": "2026-10-19T07:55:41"
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      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
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        "described": 8,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
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        "seat": "z = 0",
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        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "07f46cff378d30e6c27dfd5a03092c795323f86d91c71fc7e743f4f418dc553a",
        "checked": "2026-10-19",
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  },
  "metadata": {
    "specs": {
      "Manufacturer": "KY",
      "Package": "SOP-8",
      "Category": "Transistors/Thyristors",
      "Pins": "8"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "ff6f88b79b23fdaa784cf57e765e0efd343f3782bb148230a4935328fd841e12",
      "rows": [
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          "name": "Drain-Source Voltage",
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          "max": -30,
          "conditions": "",
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        },
        {
          "name": "Gate-Source Voltage",
          "symbol": "VGSS",
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          "unit": "V",
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          "typ": null,
          "max": 20,
          "conditions": "",
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        },
        {
          "name": "Continuous Drain Current",
          "symbol": "ID",
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          "unit": "A",
          "min": null,
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          "max": -5.1,
          "conditions": "Ta= 25℃",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Continuous Drain Current",
          "symbol": "ID",
          "kind": "absolute_maximum",
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          "min": null,
          "typ": null,
          "max": -3.2,
          "conditions": "Ta= 100℃",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Pulsed Drain Current",
          "symbol": "IDM",
          "kind": "absolute_maximum",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": -20,
          "conditions": "",
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        },
        {
          "name": "Power Dissipation",
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        },
        {
          "name": "Thermal Resistance, Junction to Ambient",
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          "kind": "thermal",
          "unit": "℃/W",
          "min": null,
          "typ": null,
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          "conditions": "",
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        },
        {
          "name": "Operating and Storage Temperature Range",
          "symbol": "TJ, TSTG",
          "kind": "absolute_maximum",
          "unit": "℃",
          "min": -55,
          "typ": null,
          "max": 150,
          "conditions": "",
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        },
        {
          "name": "Drain-Source Breakdown Voltage",
          "symbol": "V(BR)DSS",
          "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": "VDS = -30V, VGS = 0V,",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Gate to Body Leakage Current",
          "symbol": "IGSS",
          "kind": "electrical",
          "unit": "nA",
          "min": -100,
          "typ": null,
          "max": 100,
          "conditions": "VDS =0V, VGS = ±20V",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Gate Threshold Voltage",
          "symbol": "VGS(th)",
          "kind": "electrical",
          "unit": "V",
          "min": -1,
          "typ": -1.35,
          "max": -2,
          "conditions": "VDS= VGS, ID= -250μA",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Static Drain-Source on-Resistance",
          "symbol": "RDS(on)",
          "kind": "electrical",
          "unit": "mΩ",
          "min": null,
          "typ": 43,
          "max": 55,
          "conditions": "VGS =-10V, ID =-5.1A",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Static Drain-Source on-Resistance",
          "symbol": "RDS(on)",
          "kind": "electrical",
          "unit": "mΩ",
          "min": null,
          "typ": 55,
          "max": 90,
          "conditions": "VGS =-4.5V, ID =-4.2A",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Forward Transconductance",
          "symbol": "gFS",
          "kind": "electrical",
          "unit": "S",
          "min": 4,
          "typ": null,
          "max": null,
          "conditions": "VDS =-5V, ID = -5.1A",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Maximum Continuous Drain to Source Diode Forward Current",
          "symbol": "IS",
          "kind": "electrical",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": -5.1,
          "conditions": "",
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        },
        {
          "name": "Maximum Pulsed Drain to Source Diode Forward Current",
          "symbol": "ISM",
          "kind": "electrical",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": -20,
          "conditions": "",
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          "source": "datasheet"
        },
        {
          "name": "Drain to Source Diode Forward Voltage",
          "symbol": "VSD",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": -1.2,
          "conditions": "VGS = 0V, IS = -5.1A",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Input Capacitance",
          "symbol": "Ciss",
          "kind": "electrical",
          "unit": "pF",
          "min": null,
          "typ": 980,
          "max": null,
          "conditions": "VDS = -15V, VGS = 0V, f = 1.0MHz",
          "source_page": 2,
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        },
        {
          "name": "Output Capacitance",
          "symbol": "Coss",
          "kind": "electrical",
          "unit": "pF",
          "min": null,
          "typ": 390,
          "max": null,
          "conditions": "",
          "source_page": 2,
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        },
        {
          "name": "Reverse Transfer Capacitance",
          "symbol": "Crss",
          "kind": "electrical",
          "unit": "pF",
          "min": null,
          "typ": 135,
          "max": null,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Total Gate Charge",
          "symbol": "Qg",
          "kind": "electrical",
          "unit": "nC",
          "min": null,
          "typ": 11,
          "max": null,
          "conditions": "VDS= -15V, ID = -5.1A, VGS = -10V",
          "source_page": 2,
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        },
        {
          "name": "Gate-Source Charge",
          "symbol": "Qgs",
          "kind": "electrical",
          "unit": "nC",
          "min": null,
          "typ": 2,
          "max": null,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Gate-Drain (Miller) Charge",
          "symbol": "Qgd",
          "kind": "electrical",
          "unit": "nC",
          "min": null,
          "typ": 2.8,
          "max": null,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Turn-on Delay Time",
          "symbol": "td(on)",
          "kind": "electrical",
          "unit": "ns",
          "min": null,
          "typ": 14,
          "max": null,
          "conditions": "VDD = -15V, ID = -1A, VGS =-10V, RGEN=6Ω",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Turn-on Rise Time",
          "symbol": "tr",
          "kind": "electrical",
          "unit": "ns",
          "min": null,
          "typ": 12,
          "max": null,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Turn-off Delay Time",
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          "kind": "electrical",
          "unit": "ns",
          "min": null,
          "typ": 56,
          "max": null,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Turn-off Fall Time",
          "symbol": "tf",
          "kind": "electrical",
          "unit": "ns",
          "min": null,
          "typ": 20,
          "max": null,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        }
      ]
    }
  },
  "variants": [],
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  "discovery_triggers": [
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  "discovery_pitch": "KY9435 (KY) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
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