BZV55-B47

{
  "schema_version": 1,
  "type": "component",
  "slug": "bzv55-b47",
  "title": "BZV55-B47",
  "brief": "Nexperia Zener Diodes, MiniMELF. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "diodes",
    "bzv55-b47",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "BZV55-B47",
    "manufacturer": "Nexperia",
    "package": "MiniMELF",
    "pin_count": 2,
    "category": "Diodes",
    "subcategory": "Zener Diodes",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588914751276011520",
    "parts": {
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      "footprint": "bzv55-b47.kicad_mod",
      "model_3d": "bzv55-b47-hero.glb",
      "model_3d_step": "bzv55-b47.step",
      "lbr": "bzv55-b47.lbr",
      "model_3d_plain": "bzv55-b47.glb"
    },
    "distributor_links": {
      "lcsc": "C550403",
      "digikey": "1801-BZV55B47TR-ND",
      "mouser": "821-BZV55B47"
    },
    "distributor_check": {
      "checked_at": "2026-10-16T11:37:44Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "1801-BZV55B47TR-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "821-BZV55B47",
        "status": "found",
        "lifecycle": "Part Number Change"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "cathode",
        "type": "passive",
        "description": "Cathode, identified by the marking band on the package; the datasheet gives no pin-specific limits beyond the device ratings in Table 5."
      },
      {
        "number": "2",
        "name": "anode",
        "type": "passive",
        "description": "Anode (the 'a' terminal of the graphic symbol, opposite the cathode); the datasheet gives no pin-specific limits beyond the device ratings in Table 5."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
        "factory": "2.0.0",
        "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 hint says MiniMELF, but the datasheet names this package SOD80C (Table 3 and Figure 6). I mapped; Table 2 gives only two pins (1 cathode, 2 anode). Pin descriptions are limited to what the datasheet; BZV55-B47 is listed in Table 8/9 (nominal 47 V, B tolerance). The datasheet's ordering table (Table "
        ],
        "pages_sent": 13,
        "cost_usd": 0.0505,
        "at": "2026-10-16T11:37:33"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588914751276011520",
        "pages": 13,
        "sha256": "1615551d4d7a75da",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 2,
        "described": 2,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
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        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          3.6,
          1.4,
          1.4
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "bab3a3356a14efb0438caca9adf53472dea34425715606e933f092f87f73f650",
        "checked": "2026-10-16",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Nexperia",
      "Package": "MiniMELF",
      "Category": "Diodes",
      "Pins": "2"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "1615551d4d7a75da21bec868368dc2b067d5dbaf13ef2b12e3628ef1e78ed613",
      "rows": [
        {
          "name": "Voltage tolerance (BZV55-B, E24 2 %)",
          "symbol": "",
          "kind": "tolerance",
          "unit": "%",
          "min": -2,
          "typ": null,
          "max": 2,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Working voltage",
          "symbol": "VZ",
          "kind": "electrical",
          "unit": "V",
          "min": 46.1,
          "typ": null,
          "max": 47.9,
          "conditions": "Tj = 25 C unless otherwise specified",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Differential resistance (first rdif column group)",
          "symbol": "rdif",
          "kind": "electrical",
          "unit": "Ω",
          "min": null,
          "typ": 85,
          "max": 375,
          "conditions": "IZ = 2 mA",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Differential resistance (second rdif column group)",
          "symbol": "rdif",
          "kind": "electrical",
          "unit": "Ω",
          "min": null,
          "typ": 50,
          "max": 170,
          "conditions": "IZ = 0.5 mA",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Temperature coefficient",
          "symbol": "SZ",
          "kind": "temperature_coefficient",
          "unit": "mV/K",
          "min": 35,
          "typ": 42.9,
          "max": 51.8,
          "conditions": "IZ = 2 mA",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Diode capacitance",
          "symbol": "Cd",
          "kind": "electrical",
          "unit": "pF",
          "min": null,
          "typ": null,
          "max": 50,
          "conditions": "IZ = 2 mA; f = 1 MHz; VR = 0 V",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Non-repetitive peak reverse current",
          "symbol": "IZSM",
          "kind": "electrical",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": 1,
          "conditions": "IZ = 2 mA; tp = 100 µs; square wave; Tj = 25 C prior to surge",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Reverse current (BZV55-B/C15 to BZV55-B/C75)",
          "symbol": "IR",
          "kind": "electrical",
          "unit": "nA",
          "min": null,
          "typ": null,
          "max": 50,
          "conditions": "VR = 0.7VZ(nom)",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Forward voltage",
          "symbol": "VF",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 0.9,
          "conditions": "IF = 10 mA",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Forward current",
          "symbol": "IF",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 250,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Non-repetitive peak reverse power dissipation",
          "symbol": "PZSM",
          "kind": "absolute_maximum",
          "unit": "W",
          "min": null,
          "typ": null,
          "max": 40,
          "conditions": "tp = 100 µs; square wave; Tj = 25 C prior to surge",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Total power dissipation",
          "symbol": "Ptot",
          "kind": "absolute_maximum",
          "unit": "mW",
          "min": null,
          "typ": null,
          "max": 400,
          "conditions": "Tamb ≤ 50 C; device mounted on ceramic substrate 10 x 10 x 0.6 mm",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Total power dissipation",
          "symbol": "Ptot",
          "kind": "absolute_maximum",
          "unit": "mW",
          "min": null,
          "typ": null,
          "max": 500,
          "conditions": "Ttp ≤ 50 C; device mounted on ceramic substrate 10 x 10 x 0.6 mm",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Storage temperature",
          "symbol": "Tstg",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -65,
          "typ": null,
          "max": 200,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Junction temperature",
          "symbol": "Tj",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -65,
          "typ": null,
          "max": 200,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Thermal resistance from junction to ambient",
          "symbol": "Rth(j-a)",
          "kind": "thermal",
          "unit": "K/W",
          "min": null,
          "typ": null,
          "max": 380,
          "conditions": "in free air; device mounted on ceramic substrate 10 x 10 x 0.6 mm",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Thermal resistance from junction to solder point",
          "symbol": "Rth(j-sp)",
          "kind": "thermal",
          "unit": "K/W",
          "min": null,
          "typ": null,
          "max": 300,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        }
      ]
    }
  },
  "variants": [],
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  "discovery_triggers": [
    "bzv55-b47"
  ],
  "discovery_pitch": "BZV55-B47 (Nexperia) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
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  "visibility": {
    "public": true
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}