BZX84C7V5A

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  "type": "component",
  "slug": "bzx84c7v5a",
  "title": "BZX84C7V5A",
  "brief": "Shandong Jingdao Microelectronics Zener Diodes, SOT-23. 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": "BZX84C7V5A",
    "manufacturer": "Shandong Jingdao Microelectronics",
    "package": "SOT-23",
    "pin_count": 3,
    "category": "Diodes",
    "subcategory": "Zener Diodes",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590420728236572672",
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    "distributor_links": {
      "lcsc": "C5155256"
    },
    "distributor_check": {
      "checked_at": "2026-10-17T15:45:47Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "A",
        "type": "passive",
        "description": "Anode of the single zener diode (Suffix A variant); the drawing shows the diode between pins 1 and 3, with 350 mW max power dissipation (Ptot)."
      },
      {
        "number": "2",
        "name": "NC",
        "type": "unconnected",
        "description": "No internal connection shown in the Suffix A drawing, where the single diode is wired only between pins 1 and 3."
      },
      {
        "number": "3",
        "name": "K",
        "type": "passive",
        "description": "Cathode of the single zener diode (Suffix A variant), the reverse zener voltage terminal; VZ is 7.35 V min to 7.65 V max for the 7V5 grade per the datasheet's 2%/5% tolerance tables."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.3",
        "primary_model": "claude-sonnet-5-5",
        "primary_mode": "text+vision",
        "consensus_model": "claude-opus-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: The anode and cathode orientation is read from the small diode symbol in the Suffix A drawing, so ch; The datasheet says the C7V5 grade has a Nom 7.5 V zener voltage. I could not tie the Min and Max col",
          "vision extraction: provenance cannot be text-verified; needs consensus"
        ],
        "pages_sent": 4,
        "cost_usd": 0.2547,
        "at": "2026-10-17T15:43:41"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590420728236572672",
        "pages": 4,
        "sha256": "79c31c91e62ba89b",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 3,
        "described": 3,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
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    "models_3d": [
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        "file": "bzx84c7v5a.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          2.5,
          3,
          1.2
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "dd5d1711204e1d8d26cd11490923bd84340820baa69538c385a4300ec2539bc0",
        "checked": "2026-10-17",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "bzx84c7v5a-etched.step",
        "role": "eda",
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        "units": "mm",
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        "checked": "2026-10-17",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Shandong Jingdao Microelectronics",
      "Package": "SOT-23",
      "Category": "Diodes",
      "Pins": "3"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "79c31c91e62ba89b8767ff056e519ffb1b7a9d846cffdbab0c6cb68f0037a1e7",
      "rows": [
        {
          "name": "Zener voltage tolerance, C grade (BZX84C series)",
          "symbol": "",
          "kind": "tolerance",
          "unit": "%",
          "min": -5,
          "typ": null,
          "max": 5,
          "conditions": "Grade C, ±5% (footnote 3)",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Zener voltage",
          "symbol": "VZT",
          "kind": "electrical",
          "unit": "V",
          "min": 7,
          "typ": 7.5,
          "max": 7.9,
          "conditions": "At IZT = 5 mA; tested with pulses (20 ms)",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Dynamic impedance",
          "symbol": "ZZT",
          "kind": "electrical",
          "unit": "Ω",
          "min": null,
          "typ": null,
          "max": 30,
          "conditions": "At IZT = 5 mA",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Reverse current",
          "symbol": "IR",
          "kind": "electrical",
          "unit": "μA",
          "min": null,
          "typ": null,
          "max": 0.5,
          "conditions": "At VR = 4 V",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Power dissipation",
          "symbol": "Ptot",
          "kind": "absolute_maximum",
          "unit": "mW",
          "min": null,
          "typ": null,
          "max": 350,
          "conditions": "Ta = 25 °C",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Operating and storage temperature range",
          "symbol": "Tj, Tstg",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -55,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        }
      ]
    }
  },
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  "discovery_pitch": "BZX84C7V5A (Shandong Jingdao Microelectronics) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
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