5.0SMDJ26A

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  "title": "5.0SMDJ26A",
  "brief": "WPMtek(Wei Pan Microelectronics) TVS, SMC(DO-214AB). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
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    "mpn": "5.0SMDJ26A",
    "manufacturer": "WPMtek(Wei Pan Microelectronics)",
    "package": "SMC(DO-214AB)",
    "pin_count": 2,
    "category": "Circuit Protection",
    "subcategory": "TVS",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/3a2633aa45efc520b60d238643ac1949.pdf",
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    "distributor_links": {
      "lcsc": "C910143"
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      "digikey": {
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    "pins": [
      {
        "number": "1",
        "name": "K",
        "type": "passive",
        "description": "Cathode, marked by the color band on the unidirectional 5.0SMDJ26A, connects to the protected line; stand-off voltage VRWM is 26 V, breakdown VBR is 28.9-31.9 V at 1 mA, and clamping VC is 42.1 V max at IPP 119 A (10/1000µs)."
      },
      {
        "number": "2",
        "name": "A",
        "type": "passive",
        "description": "Anode, the end opposite the cathode band, connects to ground or the return side; forward voltage is 5.0 V max at 100 A and peak forward surge current IFSM is 300 A."
      }
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          "extractor flagged: The datasheet text gives no pin numbers or pin names. The terminal connections appear only in a circ; The 5.0SMDJ26A is the unidirectional version. The bidirectional 5.0SMDJ26CA has no polarity indicato"
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        "zmin_mm": 0,
        "centre_offset_mm": 0,
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        "checked": "2026-10-22",
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  "metadata": {
    "specs": {
      "Manufacturer": "WPMtek(Wei Pan Microelectronics)",
      "Package": "SMC(DO-214AB)",
      "Category": "Circuit Protection",
      "Pins": "2"
    },
    "characteristics": {
      "version": 1,
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      "datasheet_sha256": "005557006ab53c818e93e4a34fb966c953f0fea74bc6099449dd96c5bfb12a5a",
      "rows": [
        {
          "name": "Breakdown voltage",
          "symbol": "VBR",
          "kind": "electrical",
          "unit": "V",
          "min": 28.9,
          "typ": null,
          "max": 31.9,
          "conditions": "@IT = 1 mA, TA=25°C",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Test current",
          "symbol": "IT",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 1,
          "max": null,
          "conditions": "TA=25°C",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Reverse stand-off voltage",
          "symbol": "VRWM",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 26,
          "max": null,
          "conditions": "TA=25°C",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Maximum reverse leakage",
          "symbol": "IR",
          "kind": "electrical",
          "unit": "μA",
          "min": null,
          "typ": null,
          "max": 2,
          "conditions": "@VR = 26 V, TA=25°C",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Maximum clamping voltage",
          "symbol": "VC",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 42.1,
          "conditions": "@IPP, 10/1000μs surge, TA=25°C",
          "source_page": 2,
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        },
        {
          "name": "Maximum peak pulse current",
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          "kind": "electrical",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": 119,
          "conditions": "10/1000μs waveform",
          "source_page": 2,
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        },
        {
          "name": "Operating junction and storage temperature range",
          "symbol": "TJ / TSTG",
          "kind": "absolute_maximum",
          "unit": "℃",
          "min": -55,
          "typ": null,
          "max": 150,
          "conditions": "TA=25℃, RH=45%-75%",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Steady state power dissipation",
          "symbol": "PM(AV)",
          "kind": "absolute_maximum",
          "unit": "W",
          "min": null,
          "typ": null,
          "max": 6.5,
          "conditions": "TL=75℃",
          "source_page": 1,
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          "typ": null,
          "max": 5000,
          "conditions": "10/1000μs waveform",
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        {
          "name": "Maximum instantaneous forward voltage",
          "symbol": "VF",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 5,
          "conditions": "at 100A, unidirectional only",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Peak forward surge current",
          "symbol": "IFSM",
          "kind": "absolute_maximum",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": 300,
          "conditions": "8.3ms single half sine wave, unidirectional only",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Thermal resistance junction to lead",
          "symbol": "RθJL",
          "kind": "thermal",
          "unit": "℃/W",
          "min": null,
          "typ": 15,
          "max": null,
          "conditions": "Typical",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Thermal resistance junction to ambient",
          "symbol": "RθJA",
          "kind": "thermal",
          "unit": "℃/W",
          "min": null,
          "typ": 75,
          "max": null,
          "conditions": "Typical",
          "source_page": 1,
          "source": "datasheet"
        }
      ]
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