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Ray Set visibility: public 0795c8a 9h ago
{
  "schema_version": 1,
  "type": "component",
  "slug": "1n5908",
  "title": "1N5908",
  "brief": "STMicroelectronics TVS, DO-201. 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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    "datasheet": "https://www.st.com/resource/en/datasheet/1n5908.pdf",
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    "distributor_links": {
      "lcsc": "C1665805"
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    "distributor_check": {
      "checked_at": "2026-10-22T23:07:54Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "deferred",
        "error": "shared DigiKey quota guard: 650 calls left today"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
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    },
    "pins": [
      {
        "number": "1",
        "name": "K",
        "type": "passive",
        "description": "Cathode of the unidirectional Transil, marked by the cathode band on the DO-201 package; stand-off voltage 5 V, breakdown 6 V min at 1 mA."
      },
      {
        "number": "2",
        "name": "A",
        "type": "passive",
        "description": "Anode of the unidirectional Transil (1500 W, 10/1000 µs peak pulse power) on the DO-201 axial package."
      }
    ],
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      "factory_chain": {
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        "primary_model": "claude-sonnet-5-5",
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        "consensus_model": "claude-sonnet-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: Datasheet shows only K and A symbols for the DO-201 axial diode and gives no pin numbers; 1=K, 2=A i"
        ],
        "pages_sent": 9,
        "cost_usd": 0.0545,
        "at": "2026-10-22T23:07:45"
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        "pages": 9,
        "sha256": "cd9d5412f7db212a",
        "source_tier": "mfr"
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      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
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        "described": 2,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
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    "viewers": {
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        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "body on z = 0, through-hole leads below",
        "extents_mm": [
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          8.21
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        "zmin_mm": -2.5,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "74dfc3e30557da83985dc913a3e74e2db498d62d061b20b48cba0cdf7b37301b",
        "checked": "2026-10-22",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
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  },
  "metadata": {
    "specs": {
      "Manufacturer": "STMicroelectronics",
      "Package": "DO-201",
      "Category": "TVS/Fuse/Board Level Protection",
      "Pins": "2"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "cd9d5412f7db212a15cda8cc5b0ad4e6a0907857e41d80e30969bfe5caf3c50a",
      "rows": [
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          "name": "Leakage current at VRM",
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          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": null,
          "max": 300,
          "conditions": "@ VRM = 5 V, Tamb = 25 °C",
          "source_page": 3,
          "source": "datasheet"
        },
        {
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          "typ": 5,
          "max": null,
          "conditions": "Tamb = 25 °C",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Breakdown voltage",
          "symbol": "VBR",
          "kind": "electrical",
          "unit": "V",
          "min": 6,
          "typ": null,
          "max": null,
          "conditions": "@ IR = 1 mA, pulse test tp < 50 ms",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Clamping voltage 1",
          "symbol": "VCL",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 7.6,
          "conditions": "@ IPP = 30 A, 10/1000 µs",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Clamping voltage 2",
          "symbol": "VCL",
          "kind": "electrical",
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          "min": null,
          "typ": null,
          "max": 8,
          "conditions": "@ IPP = 60 A, 10/1000 µs",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Clamping voltage 3",
          "symbol": "VCL",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 8.5,
          "conditions": "@ IPP = 120 A, 10/1000 µs",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Peak pulse power dissipation",
          "symbol": "PPP",
          "kind": "absolute_maximum",
          "unit": "W",
          "min": null,
          "typ": null,
          "max": 1500,
          "conditions": "Tj initial = Tamb, Tamb = 25 °C, 10/1000 µs",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Storage temperature range",
          "symbol": "Tstg",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -65,
          "typ": null,
          "max": 175,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Operating junction temperature range",
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          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -55,
          "typ": null,
          "max": 175,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Maximum lead temperature for soldering",
          "symbol": "TL",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": null,
          "typ": null,
          "max": 260,
          "conditions": "during 10 s",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Thermal resistance junction to leads",
          "symbol": "Rth(j-l)",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": null,
          "max": 20,
          "conditions": "DO-201",
          "source_page": 2,
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        {
          "name": "Thermal resistance junction to ambient",
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          "unit": "°C/W",
          "min": null,
          "typ": null,
          "max": 75,
          "conditions": "DO-201",
          "source_page": 2,
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        },
        {
          "name": "Voltage temperature coefficient",
          "symbol": "αT",
          "kind": "temperature_coefficient",
          "unit": "10-4/°C",
          "min": null,
          "typ": null,
          "max": 5.7,
          "conditions": "Tamb = 25 °C",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Junction capacitance",
          "symbol": "C",
          "kind": "electrical",
          "unit": "pF",
          "min": null,
          "typ": 9500,
          "max": null,
          "conditions": "Tamb = 25 °C",
          "source_page": 3,
          "source": "datasheet"
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      ]
    }
  },
  "variants": [],
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  "discovery_triggers": [
    "1n5908"
  ],
  "discovery_pitch": "1N5908 (STMicroelectronics) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
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