BZT52-B39S_R1_00001

{
  "schema_version": 1,
  "type": "component",
  "slug": "bzt52-b39s-r1-00001",
  "title": "BZT52-B39S_R1_00001",
  "brief": "PANJIT International Zener Diodes, SOD-323. 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",
    "bzt52-b39s_r1_00001",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "BZT52-B39S_R1_00001",
    "manufacturer": "PANJIT International",
    "package": "SOD-323",
    "pin_count": 2,
    "category": "Diodes",
    "subcategory": "Zener Diodes",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588918317226999808",
    "parts": {
      "symbol": "bzt52-b39s-r1-00001.kicad_sym",
      "footprint": "bzt52-b39s-r1-00001.kicad_mod",
      "model_3d": "bzt52-b39s-r1-00001-hero.glb",
      "model_3d_plain": "bzt52-b39s-r1-00001-etched.glb",
      "model_3d_step": "bzt52-b39s-r1-00001-etched.step",
      "model_3d_step_plain": "bzt52-b39s-r1-00001.step",
      "lbr": "bzt52-b39s-r1-00001.lbr"
    },
    "distributor_links": {
      "lcsc": "C268471",
      "digikey": "3757-BZT52-B39S_R1_00001TR-ND",
      "mouser": "241-BZT52B39SR100001"
    },
    "distributor_check": {
      "checked_at": "2026-10-22T17:03:49Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "3757-BZT52-B39S_R1_00001TR-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "241-BZT52B39SR100001",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "Cathode",
        "type": "passive",
        "description": "Cathode of the Zener diode (marked pin 1 in the SOD-323 outline); for BZT52-B39S the nominal Zener voltage is 39 V (38.22 to 39.78 V) at 5.0 mA."
      },
      {
        "number": "2",
        "name": "Anode",
        "type": "passive",
        "description": "Anode of the Zener diode (pin 2 in the SOD-323 outline); device power dissipation is 200 mW at TA=25°C."
      }
    ],
    "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",
        "consensus_model": "claude-sonnet-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: Pin numbers 1/2 with Cathode/Anode labels are taken from the package drawing text '1 2 Cathode Anode"
        ],
        "pages_sent": 6,
        "cost_usd": 0.0471,
        "at": "2026-10-22T17:03:05"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588918317226999808",
        "pages": 6,
        "sha256": "54fae9a7a2d33357",
        "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": [
      {
        "file": "bzt52-b39s-r1-00001.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          2.5,
          1.25,
          1.11
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "cd8619b2119cd95683a2c5e660ab4f2d4db674f696cd6f9e9756f221171a214d",
        "checked": "2026-10-22",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "bzt52-b39s-r1-00001-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          2.5,
          1.25,
          1.11
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "3f0f923871ed30f8543a1126fe4164bd69dbd207abc56d052e3ec3ce19630571",
        "checked": "2026-10-22",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "PANJIT International",
      "Package": "SOD-323",
      "Category": "Diodes",
      "Pins": "2"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "54fae9a7a2d33357787bc452cdb2a076485c2e90726cf8f9ea9f64039e631250",
      "rows": [
        {
          "name": "Nominal Zener Voltage",
          "symbol": "VZ",
          "kind": "electrical",
          "unit": "V",
          "min": 38.22,
          "typ": 39,
          "max": 39.78,
          "conditions": "@ IZT = 5.0 mA",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Max Zener Impedance",
          "symbol": "ZZT",
          "kind": "electrical",
          "unit": "Ω",
          "min": null,
          "typ": null,
          "max": 90,
          "conditions": "@ IZT = 5.0 mA",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Max Zener Impedance (knee)",
          "symbol": "ZZK",
          "kind": "electrical",
          "unit": "Ω",
          "min": null,
          "typ": null,
          "max": 350,
          "conditions": "@ IZK = 1.00 mA",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Max Reverse Leakage Current",
          "symbol": "IR",
          "kind": "electrical",
          "unit": "μA",
          "min": null,
          "typ": null,
          "max": 0.1,
          "conditions": "@ VR = 29.0 V",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Power Dissipation",
          "symbol": "PD",
          "kind": "absolute_maximum",
          "unit": "mW",
          "min": null,
          "typ": null,
          "max": 200,
          "conditions": "@TA=25°C, FR-4 PCB, single-sided copper, 100cm2 copper pad area",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Operating Junction and Storage Temperature Range",
          "symbol": "TJ",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -55,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Typical Thermal Resistance",
          "symbol": "RθJA",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 650,
          "max": null,
          "conditions": "FR-4 PCB, single-sided copper, mini pad",
          "source_page": 1,
          "source": "datasheet"
        }
      ]
    }
  },
  "variants": [],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "bzt52-b39s_r1_00001"
  ],
  "discovery_pitch": "BZT52-B39S_R1_00001 (PANJIT International) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "bzt52-b39s-r1-00001.kicad_sym",
    "bzt52-b39s-r1-00001.kicad_mod",
    "bzt52-b39s-r1-00001.glb",
    "bzt52-b39s-r1-00001.step",
    "bzt52-b39s-r1-00001.lbr",
    "docs/hero.png",
    "docs/bzt52-b39s-r1-00001-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "bzt52-b39s-r1-00001-hero.glb",
    "bzt52-b39s-r1-00001-hero.overlay.json",
    "bzt52-b39s-r1-00001-etched.glb"
  ],
  "visibility": {
    "public": true
  }
}