HER308-B

{
  "schema_version": 1,
  "type": "component",
  "slug": "her308-b",
  "title": "HER308-B",
  "brief": "GOODWORK High Effic Rectifier, DO-27. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
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    "diodes",
    "her308-b",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "HER308-B",
    "manufacturer": "GOODWORK",
    "package": "DO-27",
    "pin_count": 2,
    "category": "Diodes",
    "subcategory": "High Effic Rectifier",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/d14401d3af003ade8eae87f5af200fbb.pdf",
    "parts": {
      "symbol": "her308-b.kicad_sym",
      "footprint": "her308-b.kicad_mod",
      "model_3d": "her308-b-hero.glb",
      "model_3d_step": "her308-b.step",
      "lbr": "her308-b.lbr",
      "model_3d_plain": "her308-b.glb"
    },
    "distributor_links": {
      "lcsc": "C908706"
    },
    "distributor_check": {
      "checked_at": "2026-10-22T21:40:07Z",
      "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 end of the axial rectifier, marked by the color band; the datasheet states 'Polarity: Color band denotes cathode end'."
      },
      {
        "number": "2",
        "name": "A",
        "type": "passive",
        "description": "Anode lead of the axial rectifier (opposite end from the color band); HER308 is rated 1000 V DC blocking voltage and 3.0 A average forward current."
      }
    ],
    "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: The datasheet has no pin table. Pin numbers 1 (cathode) and 2 (anode) are assigned by convention for"
        ],
        "pages_sent": 3,
        "cost_usd": 0.0342,
        "at": "2026-10-22T21:39:58"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/d14401d3af003ade8eae87f5af200fbb.pdf",
        "pages": 3,
        "sha256": "e36f2611f17799c3",
        "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": "her308-b.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "body on z = 0, through-hole leads below",
        "extents_mm": [
          16.14,
          5.35,
          8.34
        ],
        "zmin_mm": -2.5,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "aa9f03a97b19122d8c50b826e938bb3e6eac4942dae4292a7ed12e25ffe77428",
        "checked": "2026-10-22",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "GOODWORK",
      "Package": "DO-27",
      "Category": "Diodes",
      "Pins": "2"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "e36f2611f17799c38555a8db8bc6bf6baf27902808e2705276f2ab01ce28a750",
      "rows": [
        {
          "name": "Maximum Recurrent Peak Reverse Voltage",
          "symbol": "VRRM",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 1000,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Maximum RMS Voltage",
          "symbol": "VRMS",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 700,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Maximum DC Blocking Voltage",
          "symbol": "VDC",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 1000,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Maximum Average Forward Rectified Current",
          "symbol": "IF(AV)",
          "kind": "absolute_maximum",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": 3,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Peak Forward Surge Current",
          "symbol": "IFSM",
          "kind": "absolute_maximum",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": 125,
          "conditions": "8.3 ms single half sine-wave superimposed on rated load (JEDEC method)",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Maximum Instantaneous Forward Voltage",
          "symbol": "VF",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 1.85,
          "conditions": "at 3.0A",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Maximum DC Reverse Current",
          "symbol": "IR",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": null,
          "max": 5,
          "conditions": "Ta=25 C at Rated DC Blocking Voltage",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Maximum DC Reverse Current",
          "symbol": "IR",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": null,
          "max": 200,
          "conditions": "Ta=100 C at Rated DC Blocking Voltage",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Operating and Storage Temperature Range",
          "symbol": "TJ, TSTG",
          "kind": "absolute_maximum",
          "unit": "C",
          "min": -65,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        }
      ]
    }
  },
  "variants": [],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "her308-b"
  ],
  "discovery_pitch": "HER308-B (GOODWORK) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
  "hero": {
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    "path": "docs/hero.png"
  },
  "files": [
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    "README.md",
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    "her308-b.kicad_mod",
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    "her308-b.step",
    "her308-b.lbr",
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    "docs/her308-b-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
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    "her308-b-hero.overlay.json"
  ],
  "visibility": {
    "public": true
  }
}