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Ray Set visibility: public 70d6116 15h ago
{
  "schema_version": 1,
  "type": "component",
  "slug": "1sma4730-r1-10001",
  "title": "1SMA4730_R1_10001",
  "brief": "PANJIT International Zener Diodes, SMA. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
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    "subcategory": "Zener Diodes",
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      "lbr": "1sma4730-r1-10001.lbr"
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    "distributor_links": {
      "lcsc": "C2900803"
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    "distributor_check": {
      "checked_at": "2026-10-22T19:33:48Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
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        "status": "quota"
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    "pins": [
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        "name": "Cathode",
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        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
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        "cost_usd": 0.0411,
        "at": "2026-10-22T19:33:35"
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        "pages": 8,
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        "described": 2,
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        "refuses_to_fabricate": true
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        "role": "plain",
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        "units": "mm",
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        "seat": "z = 0",
        "extents_mm": [
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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": "PANJIT International",
      "Package": "SMA",
      "Category": "Diodes",
      "Pins": "2"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "d500ab292ff5852032991ecb8f976c5eba3eca47d6995798e094de93c72b6d22",
      "rows": [
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          "name": "Zener Voltage (min/max)",
          "symbol": "Vz",
          "kind": "electrical",
          "unit": "V",
          "min": 3.7,
          "typ": 3.9,
          "max": 4.1,
          "conditions": "@ IZT 64 mA",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Maximum Zener Impedance",
          "symbol": "ZZT",
          "kind": "electrical",
          "unit": "Ω",
          "min": null,
          "typ": null,
          "max": 9,
          "conditions": "@ IZT 64 mA",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Maximum Zener Knee Impedance",
          "symbol": "ZZK",
          "kind": "electrical",
          "unit": "Ω",
          "min": null,
          "typ": null,
          "max": 400,
          "conditions": "@ IZK 1 mA",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Max Reverse Leakage Current",
          "symbol": "IR",
          "kind": "electrical",
          "unit": "uA",
          "min": null,
          "typ": null,
          "max": 50,
          "conditions": "@ VR 1 V",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Zener Voltage Tolerance",
          "symbol": "",
          "kind": "tolerance",
          "unit": "%",
          "min": -5,
          "typ": null,
          "max": 5,
          "conditions": "standard tolerance on nominal zener voltage",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Power Dissipation",
          "symbol": "PD",
          "kind": "absolute_maximum",
          "unit": "W",
          "min": null,
          "typ": null,
          "max": 1,
          "conditions": "TA=50°C, mounted on 5mm2 land areas",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Peak Forward Surge Current",
          "symbol": "IFSM",
          "kind": "absolute_maximum",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": 10,
          "conditions": "8.3ms single half sine-wave superimposed on rated load",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Operating Junction and Storage Temperature Range",
          "symbol": "TJ,TSTG",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -55,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Typical Thermal Resistance",
          "symbol": "RθJA",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 150,
          "max": null,
          "conditions": "Mounted on minimum recommended pad layout",
          "source_page": 1,
          "source": "datasheet"
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  "discovery_triggers": [
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  "discovery_pitch": "1SMA4730_R1_10001 (PANJIT International) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
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