main
Ray Set visibility: public 1ad31d3 13d ago
{
  "schema_version": 1,
  "type": "component",
  "slug": "smbj70ca",
  "title": "SMBJ70CA",
  "brief": "Shandong Jingdao Microelectronics ESD And Surge Protection (TVS/ESD), SMB. 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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  "component": {
    "mpn": "SMBJ70CA",
    "manufacturer": "Shandong Jingdao Microelectronics",
    "package": "SMB",
    "pin_count": 2,
    "category": "Circuit Protection",
    "subcategory": "ESD And Surge Protection (TVS/ESD)",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/7ca1bdf4276ee03f0758174b5ec7a54a.pdf",
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      "model_3d_step": "smbj70ca-etched.step",
      "model_3d_step_plain": "smbj70ca.step",
      "lbr": "smbj70ca.lbr"
    },
    "distributor_links": {
      "lcsc": "C910146",
      "digikey": "SMBJ7.0CALFTR-ND",
      "mouser": "947-SMBJ70CA"
    },
    "distributor_check": {
      "checked_at": "2026-10-21T06:21:38Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "SMBJ7.0CALFTR-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "947-SMBJ70CA",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "Cathode",
        "type": "passive",
        "description": "Pin 1 is labelled Cathode in the PINNING table for the unipolar part; the datasheet gives no polarity designation for pin 1 on the bipolar (CA) variant, so it is shown only as a numbered terminal of the bidirectional symbol."
      },
      {
        "number": "2",
        "name": "Anode",
        "type": "passive",
        "description": "Pin 2 is labelled Anode in the PINNING table for the unipolar part; the datasheet gives no polarity designation for pin 2 on the bipolar (CA) variant, so it is shown only as a numbered terminal of the bidirectional symbol."
      }
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      "extractor": "extract_pins 0.3",
      "factory_chain": {
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        "extractor": "extract_pins 0.3",
        "primary_model": "claude-haiku-5-5",
        "primary_mode": "text",
        "consensus_model": "claude-sonnet-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: The MPN SMBJ70CA is the bidirectional (CA) variant. The datasheet PINNING table labels pin 1 as Cath; The datasheet gives no electrical limits per pin. Pin descriptions are limited to what the PINNING t"
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        "cost_usd": 0.032,
        "at": "2026-10-21T06:16:43"
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        "pages": 4,
        "sha256": "3645fe149a846541",
        "source_tier": "lcsc"
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      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 2,
        "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": "z = 0",
        "extents_mm": [
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        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "029466277d91e9f5492556be93e46611049e07115c7913880c547afa96058ed4",
        "checked": "2026-10-21",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
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        "checked": "2026-10-21",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
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  },
  "metadata": {
    "specs": {
      "Manufacturer": "Shandong Jingdao Microelectronics",
      "Package": "SMB",
      "Category": "Circuit Protection",
      "Pins": "2"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "3645fe149a846541dff6248fd6d0024c80cbcd90e9ce51c41476cfa72c9c16c4",
      "rows": [
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          "name": "Peak Pulse Power Dissipation (10/1000 us waveform)",
          "symbol": "PPPM",
          "kind": "absolute_maximum",
          "unit": "W",
          "min": null,
          "typ": null,
          "max": 600,
          "conditions": "10/1000 us waveform (Note1, Note2, Fig.1)",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Peak Forward Surge Current",
          "symbol": "IFSM",
          "kind": "absolute_maximum",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": 100,
          "conditions": "8.3ms single half sine-wave, JEDEC method (Note 3, Fig 4)",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Reverse Stand-off Voltage",
          "symbol": "VRMW",
          "kind": "recommended_operating",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 70,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
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          "name": "Breakdown Voltage",
          "symbol": "VBR",
          "kind": "electrical",
          "unit": "V",
          "min": 77.8,
          "typ": null,
          "max": 86,
          "conditions": "@ IT = 1 mA",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Reverse Leakage Current",
          "symbol": "",
          "kind": "electrical",
          "unit": "μA",
          "min": null,
          "typ": null,
          "max": 1,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Max. Clamp Voltage",
          "symbol": "VC",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 113,
          "conditions": "@ IPP = 5.3 A",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Peak Pulse Current",
          "symbol": "IPP",
          "kind": "absolute_maximum",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": 5.3,
          "conditions": "Table 1, 10/1000 us waveform",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Typical Junction Capacitance",
          "symbol": "CJ",
          "kind": "electrical",
          "unit": "pF",
          "min": null,
          "typ": 390,
          "max": null,
          "conditions": "VR=4V, f=1MHz",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "ESD Voltage per IEC6100-4-2, Contact",
          "symbol": "VESD1",
          "kind": "absolute_maximum",
          "unit": "kV",
          "min": null,
          "typ": null,
          "max": 30,
          "conditions": "Contact, per IEC6100-4-2",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "ESD Voltage per IEC6100-4-2, Air",
          "symbol": "VESD2",
          "kind": "absolute_maximum",
          "unit": "kV",
          "min": null,
          "typ": null,
          "max": 30,
          "conditions": "Air, per IEC6100-4-2",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Typical Thermal Resistance Junction to Ambient",
          "symbol": "RθJA",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 100,
          "max": null,
          "conditions": "Note 2: mounted on 5 mm (0.13mm thick) land areas",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Operating Junction and Storage Temperature Range",
          "symbol": "Tj, Tstg",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -65,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        }
      ]
    }
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  "discovery_pitch": "SMBJ70CA (Shandong Jingdao Microelectronics) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
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  "visibility": {
    "public": true
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}