1SMA4746_R1_00001

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  "slug": "1sma4746-r1-00001",
  "title": "1SMA4746_R1_00001",
  "brief": "PANJIT International Zener Diodes, SMA(DO-214AC). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
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    "package": "SMA(DO-214AC)",
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    "category": "Diodes",
    "subcategory": "Zener Diodes",
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      "lbr": "1sma4746-r1-00001.lbr"
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    "distributor_links": {
      "lcsc": "C282258",
      "digikey": "3757-1SMA4746_R1_00001TR-ND",
      "mouser": "241-1SMA4746R100001"
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    "pins": [
      {
        "number": "1",
        "name": "Cathode",
        "type": "passive",
        "description": "The color band denotes the cathode end, so pin 1 is the cathode of this two-terminal Zener diode."
      },
      {
        "number": "2",
        "name": "Anode",
        "type": "passive",
        "description": "Pin 2 is the anode, the terminal opposite the color-banded cathode; the datasheet states no further electrical limit for this pin."
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          "extractor flagged: The pinout is a two-terminal diode. Pin 1 (Cathode) and pin 2 (Anode) are shown only as a drawing la; The MPN 1SMA4746_R1_00001 matches the part-number table entry 1SMA4746 (18 V nominal Zener) and the ; Page 1 text extraction is partly garbled (for example, the parameter table header is reversed). Pin "
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        "cost_usd": 0.0216,
        "at": "2026-10-14T20:51:47"
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      "cad": "KiCad official (CC-BY-SA 4.0)",
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        "described": 2,
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        "zmin_mm": 0,
        "centre_offset_mm": 0,
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        "sha256": "1cfddd4e3b1bf22b8fc6ee3258c2aade882ed7b85b528e23b9db42437775a1db",
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  "metadata": {
    "specs": {
      "Manufacturer": "PANJIT International",
      "Package": "SMA(DO-214AC)",
      "Category": "Diodes",
      "Pins": "2"
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    "characteristics": {
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          "name": "Nominal zener voltage (1SMA4746, 18 V nominal)",
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          "min": 17.1,
          "typ": 18,
          "max": 18.9,
          "conditions": "",
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        {
          "name": "Zener voltage tolerance on nominal (type number designation)",
          "symbol": "",
          "kind": "tolerance",
          "unit": "%",
          "min": -5,
          "typ": null,
          "max": 5,
          "conditions": "Standard tolerance on nominal zener voltage (Note C)",
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        {
          "name": "Maximum zener impedance",
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          "max": 20,
          "conditions": "@ IZT = 14 mA",
          "source_page": 2,
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          "typ": null,
          "max": 750,
          "conditions": "@ IZK = 0.25 mA",
          "source_page": 2,
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        {
          "name": "Maximum reverse leakage current",
          "symbol": "IR",
          "kind": "electrical",
          "unit": "uA",
          "min": null,
          "typ": null,
          "max": 0.1,
          "conditions": "@ VR = 13.7 V",
          "source_page": 2,
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        },
        {
          "name": "Peak pulse power dissipation",
          "symbol": "PD",
          "kind": "absolute_maximum",
          "unit": "W",
          "min": null,
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          "max": 1,
          "conditions": "(Note A) TA=50°C",
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  "discovery_pitch": "1SMA4746_R1_00001 (PANJIT International) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
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