P4SMA16CA

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  "schema_version": 1,
  "type": "component",
  "slug": "p4sma16ca",
  "title": "P4SMA16CA",
  "brief": "Littelfuse TVS, DO-214AC. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
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    "tvs-fuse-board level protection",
    "p4sma16ca",
    "factory-2.0.0",
    "extractor-text"
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  "component": {
    "mpn": "P4SMA16CA",
    "manufacturer": "Littelfuse",
    "package": "DO-214AC",
    "pin_count": 2,
    "category": "TVS/Fuse/Board Level Protection",
    "subcategory": "TVS",
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    },
    "distributor_links": {
      "lcsc": "C2938309",
      "digikey": "P4SMA16CABBTR-ND",
      "mouser": "652-P4SMA16CA"
    },
    "distributor_check": {
      "checked_at": "2026-10-22T10:05:05Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "P4SMA16CABBTR-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "652-P4SMA16CA",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "A1",
        "type": "passive",
        "description": "Bidirectional TVS terminal 1 (P4SMA16CA, no polarity, no cathode band); VR 13.6V, VBR 15.2V min to 16.8V max at 1mA, VC 22.5V at 18.2A Ipp."
      },
      {
        "number": "2",
        "name": "A2",
        "type": "passive",
        "description": "Bidirectional TVS terminal 2 (P4SMA16CA, no polarity, no cathode band); 400W peak pulse power at 10/1000µs, interchangeable with terminal 1."
      }
    ],
    "provenance": {
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      "factory_chain": {
        "factory": "2.0.0",
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        "primary_model": "claude-sonnet-5-5",
        "primary_mode": "text",
        "consensus_model": "claude-sonnet-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
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        "pages_sent": 6,
        "cost_usd": 0.0751,
        "at": "2026-10-22T10:04:10"
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        "pages": 6,
        "sha256": "52be5822237f1b93",
        "source_tier": "lcsc"
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      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 2,
        "described": 2,
        "cites_pages": true,
        "refuses_to_fabricate": true
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        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          5,
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          2.22
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        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "1cfddd4e3b1bf22b8fc6ee3258c2aade882ed7b85b528e23b9db42437775a1db",
        "checked": "2026-10-22",
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  },
  "metadata": {
    "specs": {
      "Manufacturer": "Littelfuse",
      "Package": "DO-214AC",
      "Category": "TVS/Fuse/Board Level Protection",
      "Pins": "2"
    },
    "appearance": {
      "contacts": {
        "quote": "• Matte tin lead–free Plated • Halogen-free and RoHS",
        "page": 1,
        "doc": "ds.pdf",
        "plating": "tin"
      },
      "version": 1,
      "datasheet_sha256": "52be5822237f1b9343b7e962d2c6ffe9a103962b950444193a7f6d087a789546"
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    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "52be5822237f1b9343b7e962d2c6ffe9a103962b950444193a7f6d087a789546",
      "rows": [
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          "name": "Reverse Stand-off Voltage",
          "symbol": "VR",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 13.6,
          "max": null,
          "conditions": "",
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          "source": "datasheet"
        },
        {
          "name": "Breakdown Voltage",
          "symbol": "VBR",
          "kind": "electrical",
          "unit": "V",
          "min": 15.2,
          "typ": null,
          "max": 16.8,
          "conditions": "@ IT = 1 mA",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Maximum Clamping Voltage",
          "symbol": "VC",
          "kind": "electrical",
          "unit": "V",
          "min": null,
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          "max": 22.5,
          "conditions": "@ Ipp = 18.2 A",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Maximum Peak Pulse Current",
          "symbol": "Ipp",
          "kind": "electrical",
          "unit": "A",
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        },
        {
          "name": "Maximum Reverse Leakage",
          "symbol": "IR",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": null,
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        },
        {
          "name": "Maximum Temperature Coefficient of VBR",
          "symbol": "αT",
          "kind": "temperature_coefficient",
          "unit": "%/C",
          "min": null,
          "typ": null,
          "max": 0.08,
          "conditions": "",
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        },
        {
          "name": "Peak Pulse Power Dissipation",
          "symbol": "PPPM",
          "kind": "absolute_maximum",
          "unit": "W",
          "min": null,
          "typ": null,
          "max": 400,
          "conditions": "TA=25°C, 10/1000us waveform, single die",
          "source_page": 1,
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        },
        {
          "name": "Power Dissipation on Infinite Heat Sink",
          "symbol": "PD",
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          "unit": "W",
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          "max": 3.3,
          "conditions": "TL=50°C",
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        },
        {
          "name": "Peak Forward Surge Current",
          "symbol": "IFSM",
          "kind": "absolute_maximum",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": 60,
          "conditions": "8.3ms single half sine wave",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Operating Temperature Range",
          "symbol": "TJ",
          "kind": "recommended_operating",
          "unit": "°C",
          "min": -65,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 1,
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        },
        {
          "name": "Storage Temperature Range",
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          "unit": "°C",
          "min": -65,
          "typ": null,
          "max": 175,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Typical Thermal Resistance Junction to Lead",
          "symbol": "RθJL",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 30,
          "max": null,
          "conditions": "",
          "source_page": 1,
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        },
        {
          "name": "Typical Thermal Resistance Junction to Ambient",
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          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 120,
          "max": null,
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        },
        {
          "name": "Test Current",
          "symbol": "IT",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 1,
          "max": null,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        }
      ]
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  "discovery_pitch": "P4SMA16CA (Littelfuse) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
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