main
Ray Set visibility: public 5f724ef 11d ago
{
  "schema_version": 1,
  "type": "component",
  "slug": "gbu1508g",
  "title": "GBU1508G",
  "brief": "NH Bridge Rectifiers, GBU. 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",
    "gbu1508g",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "GBU1508G",
    "manufacturer": "NH",
    "package": "GBU",
    "pin_count": 4,
    "category": "Diodes",
    "subcategory": "Bridge Rectifiers",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590917178567053312",
    "parts": {
      "symbol": "gbu1508g.kicad_sym",
      "footprint": "gbu1508g.kicad_mod",
      "model_3d": "gbu1508g-hero.glb",
      "model_3d_plain": "gbu1508g-etched.glb",
      "model_3d_step": "gbu1508g-etched.step",
      "model_3d_step_plain": "gbu1508g.step",
      "lbr": "gbu1508g.lbr"
    },
    "distributor_links": {
      "lcsc": "C7427827",
      "digikey": "GBU1508-G-ND",
      "mouser": "750-GBU1508-G"
    },
    "distributor_check": {
      "checked_at": "2026-10-15T16:21:30Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "GBU1508-G-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "750-GBU1508-G",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "Cathode(-)",
        "type": "power_out",
        "description": "Output cathode (-) DC terminal of the bridge rectifier, marked \"-\" on the case."
      },
      {
        "number": "2",
        "name": "AC1",
        "type": "input",
        "description": "AC input pin 1 of the bridge rectifier, one of the two AC supply connections."
      },
      {
        "number": "3",
        "name": "AC2",
        "type": "input",
        "description": "AC input pin 2 of the bridge rectifier, the second of the two AC supply connections."
      },
      {
        "number": "4",
        "name": "Anode(+)",
        "type": "power_out",
        "description": "Output anode (+) DC terminal of the bridge rectifier, marked \"+\" on the case."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.3",
        "primary_model": "claude-haiku-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 covers the series GBU1506G THRU GBU1510G (rated 600~1000 V, 15 A). GBU1508G is within ; Pin types are not given as KiCad classes in the datasheet. I mapped the printed labels: 'Output' pin; Parts of the rating tables (per-variant VRRM, IF(AV) and related values) are garbled in the text ext"
        ],
        "pages_sent": 6,
        "cost_usd": 0.0264,
        "at": "2026-10-15T16:21:14"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590917178567053312",
        "pages": 6,
        "sha256": "c0c998c6cb9772bd",
        "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": "gbu1508g.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "body on z = 0, through-hole leads below",
        "extents_mm": [
          22.1,
          3.4,
          36.4
        ],
        "zmin_mm": -16,
        "centre_offset_mm": 0.6,
        "footprint_binding": "identity",
        "sha256": "8031b8811f103efe801ea21c1e48def9cf6d14d909a4b82ba505562fec514beb",
        "checked": "2026-10-15",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "gbu1508g-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": [
          22.1,
          3.4,
          36.4
        ],
        "zmin_mm": -16,
        "centre_offset_mm": 0.6,
        "footprint_binding": "identity",
        "sha256": "6a5bcd30f90f9365b107ac164f6d4d32a0107155285933563cf8d237934dcd74",
        "checked": "2026-10-15",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "NH",
      "Package": "GBU",
      "Category": "Diodes",
      "Pins": "4"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "c0c998c6cb9772bd52757c1cad4f10a1151bbea3c102b0e57a2e44038e31bca1",
      "rows": [
        {
          "name": "Maximum Repetitive Peak Reverse Voltage",
          "symbol": "V RRM",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 800,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Maximum RMS Voltage",
          "symbol": "V RMS",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 560,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Maximum DC Blocking Voltage",
          "symbol": "V DC",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 800,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Maximum Average Forward Rectified Current, with heatsink",
          "symbol": "I F(AV)",
          "kind": "absolute_maximum",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": 15,
          "conditions": "With heatsink, TC=100°C (see fig.1)",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Maximum Average Forward Rectified Current, without heatsink",
          "symbol": "I F(AV)",
          "kind": "absolute_maximum",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": 3.2,
          "conditions": "Without heatsink, TC=100°C (see fig.1)",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Peak Forward Surge Current",
          "symbol": "I FSM",
          "kind": "absolute_maximum",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": 260,
          "conditions": "8.3ms single half sine-wave superimposed on rated load (JEDEC method)",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Current Squared Time Per Diode",
          "symbol": "I2 t",
          "kind": "absolute_maximum",
          "unit": "A2 sec",
          "min": null,
          "typ": null,
          "max": 280.54,
          "conditions": "t<8.3ms, per diode",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Maximum Forward Voltage Per Diode",
          "symbol": "V FM",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 1.3,
          "conditions": "@7.5A (Note 1)",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Maximum DC Reverse Current at Rated DC Blocking Voltage",
          "symbol": "I RRM",
          "kind": "electrical",
          "unit": "uA",
          "min": null,
          "typ": null,
          "max": 5,
          "conditions": "Rated DC blocking voltage, TC=25°C (Note 2)",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Maximum DC Reverse Current at Rated DC Blocking Voltage",
          "symbol": "I RRM",
          "kind": "electrical",
          "unit": "uA",
          "min": null,
          "typ": null,
          "max": 500,
          "conditions": "Rated DC blocking voltage, TC=125°C (Note 2)",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Typical Junction Capacitance Per Diode",
          "symbol": "C J",
          "kind": "electrical",
          "unit": "pF",
          "min": null,
          "typ": 65,
          "max": null,
          "conditions": "Measured at 1 MHz and applied reverse voltage of 4.0 VDC (Note 3)",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Operating Junction Temperature Range",
          "symbol": "T J",
          "kind": "recommended_operating",
          "unit": "℃",
          "min": -55,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Storage Temperature Range",
          "symbol": "T STD",
          "kind": "absolute_maximum",
          "unit": "℃",
          "min": -55,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Typical thermal resistance, junction to ambient",
          "symbol": "R θJA",
          "kind": "thermal",
          "unit": "℃/W",
          "min": null,
          "typ": 23,
          "max": null,
          "conditions": "Note 4: device mounted on 75mm x 45mm x 5.5mm aluminum plate heatsink",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Typical thermal resistance, junction to case",
          "symbol": "R θJC",
          "kind": "thermal",
          "unit": "℃/W",
          "min": null,
          "typ": 1.8,
          "max": null,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        }
      ]
    }
  },
  "variants": [],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "gbu1508g"
  ],
  "discovery_pitch": "GBU1508G (NH) 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",
    "gbu1508g.kicad_sym",
    "gbu1508g.kicad_mod",
    "gbu1508g.glb",
    "gbu1508g.step",
    "gbu1508g.lbr",
    "docs/hero.png",
    "docs/gbu1508g-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "gbu1508g-hero.glb",
    "gbu1508g-hero.overlay.json",
    "gbu1508g-etched.glb"
  ],
  "visibility": {
    "public": true
  }
}