main
Ray Set visibility: public 25387a1 9d ago
{
  "schema_version": 1,
  "type": "component",
  "slug": "kb5819w",
  "title": "KB5819W",
  "brief": "KUU Schottky Diodes, SOD-123. 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",
    "kb5819w",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "KB5819W",
    "manufacturer": "KUU",
    "package": "SOD-123",
    "pin_count": 2,
    "category": "Diodes",
    "subcategory": "Schottky Diodes",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588950577060958208",
    "parts": {
      "symbol": "kb5819w.kicad_sym",
      "footprint": "kb5819w.kicad_mod",
      "model_3d": "kb5819w-hero.glb",
      "model_3d_plain": "kb5819w-etched.glb",
      "model_3d_step": "kb5819w-etched.step",
      "model_3d_step_plain": "kb5819w.step",
      "lbr": "kb5819w.lbr"
    },
    "distributor_links": {
      "lcsc": "C2904802"
    },
    "distributor_check": {
      "checked_at": "2026-10-18T00:15:30Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "error",
        "error": "The read operation timed out"
      },
      "mouser": {
        "pn": null,
        "status": "error",
        "error": "The read operation timed out"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "K",
        "type": "passive",
        "description": "Cathode, the banded end marked '-' in the package drawing; KB5819W is rated 40 V VRRM/VR, 1 A average rectified output current."
      },
      {
        "number": "2",
        "name": "A",
        "type": "passive",
        "description": "Anode, marked '+' in the package drawing; forward voltage max 0.6 V at IF=1A and 0.9 V at IF=3A for KB5819W."
      }
    ],
    "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 datasheet draws a 2-lead SOD-123 with the anode marked '+' and the cathode marked '-' (diode sym",
          "vision extraction: provenance cannot be text-verified; needs consensus"
        ],
        "pages_sent": 3,
        "cost_usd": 0.2126,
        "at": "2026-10-18T00:14:17"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588950577060958208",
        "pages": 3,
        "sha256": "e802623f557507f4",
        "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": "kb5819w.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          3.5,
          1.6,
          1.1
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "132323445e3d1f9231e81c083cd88a33cd204dd8b96063bb2ed1f3ab4470c7e7",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "kb5819w-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          3.5,
          1.6,
          1.1
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "f6f15d486f20377fbf8e6888cf25e17539906bb27e43e9de8f1841780e11788c",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "KUU",
      "Package": "SOD-123",
      "Category": "Diodes",
      "Pins": "2"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "e802623f557507f40dee8cbf4c17cfcb4689a43148c436e94cb98b80c16eb131",
      "rows": [
        {
          "name": "Reverse breakdown voltage",
          "symbol": "V(BR)",
          "kind": "electrical",
          "unit": "V",
          "min": 40,
          "typ": null,
          "max": null,
          "conditions": "IR= 1mA",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Reverse voltage leakage current",
          "symbol": "IR",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 1,
          "conditions": "VR=40V KB5819W",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Forward voltage",
          "symbol": "VF",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 0.6,
          "conditions": "KB5819W IF=1A",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Forward voltage",
          "symbol": "VF",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 0.9,
          "conditions": "KB5819W IF=3A",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Non-Repetitive Peak Reverse Voltage",
          "symbol": "VRM",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 40,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Peak Repetitive Reverse Voltage",
          "symbol": "VRRM",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 40,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Working Peak Reverse Voltage",
          "symbol": "VRWM",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 40,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "DC Blocking Voltage",
          "symbol": "VR",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 40,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "RMS Reverse Voltage",
          "symbol": "VR(RMS)",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 28,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Average Rectified Output Current",
          "symbol": "IO",
          "kind": "absolute_maximum",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": 1,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Peak Forward Surge Current",
          "symbol": "IFSM",
          "kind": "absolute_maximum",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": 25,
          "conditions": "t=8.3ms",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Repetitive Peak Forward Current",
          "symbol": "IFRM",
          "kind": "absolute_maximum",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": 1.5,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Power Dissipation",
          "symbol": "Pd",
          "kind": "absolute_maximum",
          "unit": "mW",
          "min": null,
          "typ": null,
          "max": 500,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Thermal Resistance Junction to Ambient",
          "symbol": "RθJA",
          "kind": "thermal",
          "unit": "℃/W",
          "min": null,
          "typ": null,
          "max": 250,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Storage Temperature",
          "symbol": "TSTG",
          "kind": "absolute_maximum",
          "unit": "℃",
          "min": -55,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        }
      ]
    }
  },
  "variants": [],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "kb5819w"
  ],
  "discovery_pitch": "KB5819W (KUU) 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",
    "kb5819w.kicad_sym",
    "kb5819w.kicad_mod",
    "kb5819w.glb",
    "kb5819w.step",
    "kb5819w.lbr",
    "docs/hero.png",
    "docs/kb5819w-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "kb5819w-hero.glb",
    "kb5819w-hero.overlay.json",
    "kb5819w-etched.glb"
  ],
  "visibility": {
    "public": true
  }
}