P4SMA350A

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  "slug": "p4sma350a",
  "title": "P4SMA350A",
  "brief": "BOURNS TVS, DO-214AC(SMA). 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",
    "p4sma350a",
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  "component": {
    "mpn": "P4SMA350A",
    "manufacturer": "BOURNS",
    "package": "DO-214AC(SMA)",
    "pin_count": 2,
    "category": "TVS/Fuse/Board Level Protection",
    "subcategory": "TVS",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/58208115e89aa90b047abab97d4cf066.pdf",
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      "lbr": "p4sma350a.lbr"
    },
    "distributor_links": {
      "lcsc": "C3719165",
      "digikey": "P4SMA350ABBTR-ND",
      "mouser": "504-P4SMA350A"
    },
    "distributor_check": {
      "checked_at": "2026-10-27T03:32:14Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "P4SMA350ABBTR-ND",
        "status": "found",
        "lifecycle": "Active"
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      "mouser": {
        "pn": "504-P4SMA350A",
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    "pins": [
      {
        "number": "1",
        "name": "K",
        "type": "passive",
        "description": "Cathode, marked by the cathode band on the unidirectional P4SMA350A (VBR 332 to 368 V, VRWM 300 V, 400 W peak pulse power)."
      },
      {
        "number": "2",
        "name": "A",
        "type": "passive",
        "description": "Anode, the terminal opposite the cathode band on the unidirectional P4SMA350A (VRWM 300 V, max clamping 482 V at 0.9 A, 10/1000 µs)."
      }
    ],
    "provenance": {
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        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
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        "pages_sent": 6,
        "cost_usd": 0.1118,
        "at": "2026-10-27T03:31:03"
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      "datasheet": {
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        "pages": 6,
        "sha256": "fdf8cae05bee2a7d",
        "source_tier": "lcsc"
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      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 2,
        "described": 2,
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        "refuses_to_fabricate": true
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          5,
          2.7,
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        "zmin_mm": 0,
        "centre_offset_mm": 0,
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        "sha256": "1cfddd4e3b1bf22b8fc6ee3258c2aade882ed7b85b528e23b9db42437775a1db",
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  },
  "metadata": {
    "specs": {
      "Manufacturer": "BOURNS",
      "Package": "DO-214AC(SMA)",
      "Category": "TVS/Fuse/Board Level Protection",
      "Pins": "2"
    },
    "appearance": {
      "contacts": {
        "quote": "2. Mounted on 5.0 mm x 5.0 mm copper pad to each terminal.",
        "page": 1,
        "doc": "ds.pdf",
        "material": "copper"
      },
      "version": 1,
      "datasheet_sha256": "fdf8cae05bee2a7d51e033983d23c2c7eaed2ff6460cd0d47518d930184e0daa"
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    "characteristics": {
      "version": 1,
      "source": "datasheet",
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      "rows": [
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          "name": "Breakdown Voltage",
          "symbol": "VBR",
          "kind": "electrical",
          "unit": "V",
          "min": 332,
          "typ": null,
          "max": 368,
          "conditions": "@ IT = 1 mA",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Working Peak Reverse Voltage",
          "symbol": "VRWM",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 300,
          "max": null,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Maximum Reverse Leakage",
          "symbol": "IR",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": null,
          "max": 1,
          "conditions": "@ VRWM",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Maximum Clamping Voltage (10/1000 µs)",
          "symbol": "Vc",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 482,
          "conditions": "@ Ipp (10/1000 μs) = 0.9 A",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Maximum Peak Pulse Current (10/1000 µs)",
          "symbol": "Ipp",
          "kind": "electrical",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": 0.9,
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        },
        {
          "name": "Maximum Clamping Voltage (8/20 µs)",
          "symbol": "Vc",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 626.6,
          "conditions": "@ Ipp (8/20 μs) = 4.3 A",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Maximum Peak Pulse Current (8/20 µs)",
          "symbol": "Ipp",
          "kind": "electrical",
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          "typ": null,
          "max": 4.3,
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          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Instantaneous Forward Voltage",
          "symbol": "VF",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 5,
          "conditions": "@ 25 A, unidirectional only, P4SMA220A ~ P4SMA550A",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Peak Pulse Power Dissipation",
          "symbol": "PPK",
          "kind": "absolute_maximum",
          "unit": "Watts",
          "min": null,
          "typ": null,
          "max": 400,
          "conditions": "TP = 1 ms, TA = 25 °C",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Peak Forward Surge Current",
          "symbol": "IFSM",
          "kind": "absolute_maximum",
          "unit": "Amps",
          "min": null,
          "typ": null,
          "max": 40,
          "conditions": "8.3 ms single half sine wave superimposed on rated load (JEDEC method)",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Operating Temperature Range",
          "symbol": "TJ",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -55,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 1,
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        },
        {
          "name": "Storage Temperature Range",
          "symbol": "TSTG",
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          "typ": null,
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          "conditions": "",
          "source_page": 1,
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        },
        {
          "name": "Breakdown Voltage Tolerance",
          "symbol": "",
          "kind": "tolerance",
          "unit": "%",
          "min": -5,
          "typ": null,
          "max": 5,
          "conditions": "Suffix A = 5 % tolerance unidirectional",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Breakdown Voltage Temperature Coefficient",
          "symbol": "ΔVBR",
          "kind": "temperature_coefficient",
          "unit": "% x VBR @ 25 °C x ΔT",
          "min": null,
          "typ": 0.1,
          "max": null,
          "conditions": "Typical",
          "source_page": 1,
          "source": "datasheet"
        }
      ]
    }
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  "discovery_pitch": "P4SMA350A (BOURNS) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
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