KBL408

{
  "slug": "kbl408",
  "version": "0.1.0",
  "type": "component",
  "description": "Yangzhou Yangjie Elec Tech Bridge Rectifiers, KBL. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "diodes",
    "kbl408",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "kbl408.kicad_sym",
    "kbl408.kicad_mod",
    "kbl408.glb",
    "kbl408.step",
    "kbl408.lbr",
    "docs/hero.png",
    "docs/kbl408-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html"
  ],
  "component": {
    "mpn": "KBL408",
    "manufacturer": "Yangzhou Yangjie Elec Tech",
    "package": "KBL",
    "pin_count": 4,
    "category": "Diodes",
    "subcategory": "Bridge Rectifiers",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590166204368388096",
    "parts": {
      "symbol": "kbl408.kicad_sym",
      "footprint": "kbl408.kicad_mod",
      "model_3d": "kbl408-etched.glb",
      "model_3d_plain": "kbl408.glb",
      "model_3d_step": "kbl408-etched.step",
      "model_3d_step_plain": "kbl408.step",
      "lbr": "kbl408.lbr"
    },
    "distributor_links": {
      "lcsc": "C49005976",
      "digikey": "2439-KBL408-ND"
    },
    "distributor_check": {
      "checked_at": "2026-10-16T01:48:13Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "2439-KBL408-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "+",
        "type": "power_out",
        "description": "Positive DC output of the bridge rectifier, shown as the first lead (+) in the schematic and marked on the body; average rectified output current is 4 A at Ta=40°C."
      },
      {
        "number": "2",
        "name": "2",
        "type": "passive",
        "description": "AC input terminal; VRRM is 800 V for KBL408 and forward voltage is 1.05 V per diode at IFM=2A."
      },
      {
        "number": "3",
        "name": "3",
        "type": "passive",
        "description": "Second AC input terminal; peak non-repetitive surge forward current is 120 A (60 Hz half-sine, 1 cycle, Ta=25°C)."
      },
      {
        "number": "4",
        "name": "-",
        "type": "power_in",
        "description": "Negative DC output (return) of the bridge rectifier, shown as the last lead (-) in the schematic and marked on the body."
      }
    ],
    "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 does not print numbers on the leads. I numbered them 1 to 4 from left to right in the ",
          "vision extraction: provenance cannot be text-verified; needs consensus"
        ],
        "pages_sent": 4,
        "cost_usd": 0.0978,
        "at": "2026-10-16T01:48:00"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590166204368388096",
        "pages": 4,
        "sha256": "cc26328f4329bcc0",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 4,
        "described": 4,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "kbl408.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "body on z = 0, through-hole leads below",
        "extents_mm": [
          19.5,
          6.5,
          29.05
        ],
        "zmin_mm": -14.0,
        "centre_offset_mm": 0.95,
        "footprint_binding": "identity",
        "sha256": "91f63058c59299ffaf82533f5eb26d1d825185c689c0877b710f01e11fa70b81",
        "checked": "2026-10-16",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "kbl408-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "body on z = 0, through-hole leads below",
        "extents_mm": [
          19.5,
          6.5,
          29.05
        ],
        "zmin_mm": -14.0,
        "centre_offset_mm": 0.95,
        "footprint_binding": "identity",
        "sha256": "64e97de0807e8ac2a933c8486e823062878e946742f0172d659e9a2d386c0682",
        "checked": "2026-10-16",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}