1SMB5936B

{
  "schema_version": 1,
  "type": "component",
  "slug": "1smb5936b",
  "title": "1SMB5936B",
  "brief": "BORN Zener Diodes, SMB(DO-214AA). Unpolarised two-terminal part: the datasheet prints no pin numbers, so pins 1 and 2 follow the library convention, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "diodes",
    "1smb5936b",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "1SMB5936B",
    "manufacturer": "BORN",
    "package": "SMB(DO-214AA)",
    "pin_count": 2,
    "category": "Diodes",
    "subcategory": "Zener Diodes",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/70d9683c3446f3f78b168b0debf31252.pdf",
    "parts": {
      "symbol": "1smb5936b.kicad_sym",
      "footprint": "1smb5936b.kicad_mod",
      "model_3d": "1smb5936b-hero.glb",
      "model_3d_plain": "1smb5936b-etched.glb",
      "model_3d_step": "1smb5936b-etched.step",
      "model_3d_step_plain": "1smb5936b.step",
      "lbr": "1smb5936b.lbr"
    },
    "distributor_links": {
      "lcsc": "C22387587"
    },
    "distributor_check": {
      "checked_at": "2026-10-21T13:16:44Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "K",
        "type": "passive",
        "description": "Cathode: the banded/marked end per the datasheet; pad 1 of the KiCad diode footprint."
      },
      {
        "number": "2",
        "name": "A",
        "type": "passive",
        "description": "Anode."
      }
    ],
    "provenance": {
      "extractor": "extract_pins",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins",
        "primary_model": "cathode-band convention",
        "primary_mode": "convention",
        "consensus_model": null,
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "vision extraction: provenance cannot be text-verified; needs consensus"
        ],
        "pages_sent": 5,
        "cost_usd": 0.0011,
        "at": "2026-10-21T13:13:12"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/70d9683c3446f3f78b168b0debf31252.pdf",
        "pages": 5,
        "sha256": "f82911bcd71eb7db",
        "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": "1smb5936b.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          5.3,
          3.55,
          2.15
        ],
        "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)"
      },
      {
        "file": "1smb5936b-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          5.3,
          3.55,
          2.15
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "e040f3b64a33445f15556d6bd50272e98b3ec21bcf5c456ced45c7e5f0aa52f2",
        "checked": "2026-10-21",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "BORN",
      "Package": "SMB(DO-214AA)",
      "Category": "Diodes",
      "Pins": "2"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "f82911bcd71eb7db0f3b97577eb685c950b20357a493fb47ba4a500166d9fe89",
      "rows": [
        {
          "name": "Zener voltage (Vz), 1SMB5936B",
          "symbol": "VZ",
          "kind": "tolerance",
          "unit": "V",
          "min": 28.5,
          "typ": null,
          "max": 31.5,
          "conditions": "IZT=12.5 mA, TA=25℃",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Power Dissipation",
          "symbol": "PD",
          "kind": "absolute_maximum",
          "unit": "W",
          "min": null,
          "typ": null,
          "max": 3,
          "conditions": "TL=75°C",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Storage Temperature Range",
          "symbol": "TSTG",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -55,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Operating Junction Temperature Range",
          "symbol": "TJ",
          "kind": "recommended_operating",
          "unit": "°C",
          "min": -55,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Max Forward Voltage",
          "symbol": "VF",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 1.2,
          "conditions": "IF=200MA",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Reverse current (Max.)",
          "symbol": "IR",
          "kind": "electrical",
          "unit": "µAdc",
          "min": null,
          "typ": null,
          "max": 1,
          "conditions": "VR=22.8 V, TA=25℃",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Max. DC current",
          "symbol": "IZM",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 50,
          "conditions": "TA=25℃",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Thermal Resistance Junction To Ambient Air",
          "symbol": "RθJA",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 100,
          "max": null,
          "conditions": "Junction to ambient air",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Thermal Resistance Junction To Leads",
          "symbol": "RθJL",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 25,
          "max": null,
          "conditions": "Junction to leads",
          "source_page": 1,
          "source": "datasheet"
        }
      ]
    }
  },
  "variants": [],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "1smb5936b"
  ],
  "discovery_pitch": "1SMB5936B (BORN) 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",
    "1smb5936b.kicad_sym",
    "1smb5936b.kicad_mod",
    "1smb5936b.glb",
    "1smb5936b.step",
    "1smb5936b.lbr",
    "docs/hero.png",
    "docs/1smb5936b-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "1smb5936b-hero.glb",
    "1smb5936b-hero.overlay.json",
    "1smb5936b-etched.glb"
  ],
  "visibility": {
    "public": true
  }
}