main
Ray Set visibility: public 452e1ce 17d ago
{
  "schema_version": 1,
  "type": "component",
  "slug": "p4sma440ca",
  "title": "P4SMA440CA",
  "brief": "UMW ESD And Surge Protection (TVS/ESD), SMA(DO-214AC). Unpolarised two-terminal part: the datasheet prints no pin numbers, so pins 1 and 2 follow the library convention, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "circuit protection",
    "p4sma440ca",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "P4SMA440CA",
    "manufacturer": "UMW",
    "package": "SMA(DO-214AC)",
    "pin_count": 2,
    "category": "Circuit Protection",
    "subcategory": "ESD And Surge Protection (TVS/ESD)",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8755880694117605376",
    "parts": {
      "symbol": "p4sma440ca.kicad_sym",
      "footprint": "p4sma440ca.kicad_mod",
      "model_3d": "p4sma440ca-hero.glb",
      "model_3d_plain": "p4sma440ca-etched.glb",
      "model_3d_step": "p4sma440ca-etched.step",
      "model_3d_step_plain": "p4sma440ca.step",
      "lbr": "p4sma440ca.lbr"
    },
    "distributor_links": {
      "lcsc": "C54318523",
      "digikey": "P4SMA440CATR-ND",
      "mouser": "637-P4SMA440CA"
    },
    "distributor_check": {
      "checked_at": "2026-10-16T15:40:06Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "P4SMA440CATR-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "637-P4SMA440CA",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "K",
        "type": "passive",
        "description": "Cathode: the banded/marked end per the datasheet; pad 1 of the KiCad diode footprint."
      },
      {
        "number": "2",
        "name": "A",
        "type": "passive",
        "description": "Anode."
      }
    ],
    "provenance": {
      "extractor": "extract_pins",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins",
        "primary_model": "cathode-band convention",
        "primary_mode": "convention",
        "consensus_model": null,
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "vision extraction: provenance cannot be text-verified; needs consensus"
        ],
        "pages_sent": 8,
        "cost_usd": 0.0018,
        "at": "2026-10-16T15:39:50"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8755880694117605376",
        "pages": 8,
        "sha256": "802ad66f7b356d62",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 2,
        "described": 2,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "p4sma440ca.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          5,
          2.7,
          2.22
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "1cfddd4e3b1bf22b8fc6ee3258c2aade882ed7b85b528e23b9db42437775a1db",
        "checked": "2026-10-16",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "p4sma440ca-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          5,
          2.7,
          2.22
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "c33c3132941719e05da629d064c27f6416dd800a0475d6923e98d99a6d10e6c8",
        "checked": "2026-10-16",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "UMW",
      "Package": "SMA(DO-214AC)",
      "Category": "Circuit Protection",
      "Pins": "2"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "802ad66f7b356d62d8f31fd9b2f1ff2265a60acfc360fb1a374d8175b8ea20e4",
      "rows": [
        {
          "name": "Peak Pulse Power Dissipation",
          "symbol": "PPPM",
          "kind": "absolute_maximum",
          "unit": "W",
          "min": null,
          "typ": null,
          "max": 400,
          "conditions": "TA=25 °C, TP=1ms (Note 1)",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "ESD Voltage (Contact)",
          "symbol": "VESD1",
          "kind": "absolute_maximum",
          "unit": "kV",
          "min": -30,
          "typ": null,
          "max": 30,
          "conditions": "Contact, per IEC61000-4-2",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "ESD Voltage (Air)",
          "symbol": "VESD2",
          "kind": "absolute_maximum",
          "unit": "kV",
          "min": -30,
          "typ": null,
          "max": 30,
          "conditions": "Air, per IEC61000-4-2",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Steady State Power Dissipation",
          "symbol": "PD",
          "kind": "absolute_maximum",
          "unit": "W",
          "min": null,
          "typ": null,
          "max": 3.3,
          "conditions": "TL = 75°C, lead lengths .375\" 9.5mm (Note 2)",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Junction and Storage Temperature Range",
          "symbol": "TJ,TSTG",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -55,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Reverse Stand-Off Voltage",
          "symbol": "VRWM",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 376,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Breakdown Voltage (min)",
          "symbol": "VBR",
          "kind": "electrical",
          "unit": "V",
          "min": 418,
          "typ": null,
          "max": null,
          "conditions": "IT = 1 mA",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Breakdown Voltage (max)",
          "symbol": "VBR",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 462,
          "conditions": "IT = 1 mA",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Maximum Clamping Voltage",
          "symbol": "VC",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 602,
          "conditions": "@ IPP = 0.7 A",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Peak Pulse Current",
          "symbol": "IPP",
          "kind": "electrical",
          "unit": "A",
          "min": null,
          "typ": 0.7,
          "max": null,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Reverse Leakage Current",
          "symbol": "IR",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": null,
          "max": 1,
          "conditions": "@ VRWM",
          "source_page": 4,
          "source": "datasheet"
        }
      ]
    }
  },
  "variants": [],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "p4sma440ca"
  ],
  "discovery_pitch": "P4SMA440CA (UMW) 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",
    "p4sma440ca.kicad_sym",
    "p4sma440ca.kicad_mod",
    "p4sma440ca.glb",
    "p4sma440ca.step",
    "p4sma440ca.lbr",
    "docs/hero.png",
    "docs/p4sma440ca-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "p4sma440ca-hero.glb",
    "p4sma440ca-hero.overlay.json",
    "p4sma440ca-etched.glb"
  ],
  "visibility": {
    "public": true
  }
}