main
Ray Set visibility: public e1a0a62 4d ago
{
  "schema_version": 1,
  "type": "component",
  "slug": "1-5smc43ca",
  "title": "1.5SMC43CA",
  "brief": "BOURNS ESD And Surge Protection (TVS/ESD), SMC. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
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      "lbr": "1-5smc43ca.lbr"
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    "distributor_links": {
      "lcsc": "C7431258"
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    "distributor_check": {
      "checked_at": "2026-10-22T20:35:47Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
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        "status": "quota"
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      "mouser": {
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        "name": "A1",
        "type": "passive",
        "description": "Bidirectional terminal 1 of the 1.5SMC43CA (no cathode band, no polarity), with VRWM 36.8 V, breakdown 40.9 to 45.2 V at 1 mA and maximum clamping voltage 59.3 V at 25.6 A (10/1000 μs)."
      },
      {
        "number": "2",
        "name": "A2",
        "type": "passive",
        "description": "Bidirectional terminal 2 of the 1.5SMC43CA (no cathode band, no polarity), with 1500 W minimum peak pulse power (TP = 1 ms) and operating junction temperature of -55 to +150 °C."
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        "consensus_model": "claude-sonnet-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: The datasheet never prints pin numbers or names. It shows a two-terminal DO-214AB package and says a"
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        "pages_sent": 6,
        "cost_usd": 0.1928,
        "at": "2026-10-22T20:35:03"
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        "pages": 6,
        "sha256": "4bfe87b3d33fb4d3",
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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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        "seat": "z = 0",
        "extents_mm": [
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        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "30dab4c2e22239b7e3694a4d45304e04255c6b70a79d28e9c34c6072ba647991",
        "checked": "2026-10-22",
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  "metadata": {
    "specs": {
      "Manufacturer": "BOURNS",
      "Package": "SMC",
      "Category": "Circuit Protection",
      "Pins": "2"
    },
    "characteristics": {
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      "source": "datasheet",
      "datasheet_sha256": "4bfe87b3d33fb4d36fff2aaf70db1e72126e09e128627b6f98e09faa6b9c199a",
      "rows": [
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          "kind": "electrical",
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          "min": 40.9,
          "typ": null,
          "max": 45.2,
          "conditions": "@ IT = 1 mA",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Working Peak Reverse Voltage",
          "symbol": "VRWM",
          "kind": "electrical",
          "unit": "V",
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          "typ": 36.8,
          "max": null,
          "conditions": "",
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          "source": "datasheet"
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        {
          "name": "Maximum Reverse Leakage",
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          "unit": "μA",
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          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Maximum Clamping Voltage (10/1000 μs)",
          "symbol": "Vc",
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          "min": null,
          "typ": null,
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          "conditions": "@ Ipp (10/1000 μs) = 25.6 A",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Maximum Peak Pulse Current (10/1000 μs)",
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          "name": "Maximum Clamping Voltage (8/20 μs)",
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        },
        {
          "name": "Breakdown Voltage Tolerance",
          "symbol": "",
          "kind": "tolerance",
          "unit": "%",
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          "typ": null,
          "max": 5,
          "conditions": "CA = 5 % tolerance bidirectional",
          "source_page": 1,
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        },
        {
          "name": "Peak Pulse Power Dissipation",
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          "unit": "Watts",
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        {
          "name": "Peak Forward Surge Current",
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          "unit": "Amps",
          "min": null,
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          "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": "recommended_operating",
          "unit": "°C",
          "min": -55,
          "typ": null,
          "max": 150,
          "conditions": "",
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        {
          "name": "Storage Temperature Range",
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          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -55,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Breakdown Voltage Temperature Coefficient",
          "symbol": "ΔVBR",
          "kind": "temperature_coefficient",
          "unit": "% x VBR @ 25 °C per °C",
          "min": null,
          "typ": 0.1,
          "max": null,
          "conditions": "ΔVBR = 0.1 % x VBR @ 25 °C x ΔT, typical",
          "source_page": 1,
          "source": "datasheet"
        }
      ]
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  "discovery_triggers": [
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  "discovery_pitch": "1.5SMC43CA (BOURNS) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
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