US3GB

{
  "slug": "us3gb",
  "version": "0.1.0",
  "type": "component",
  "description": "Shandong Jingdao Microelectronics Fast Recovery / High Efficiency Diodes, SMB. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "diodes",
    "us3gb",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "us3gb.kicad_sym",
    "us3gb.kicad_mod",
    "us3gb.glb",
    "us3gb.step",
    "us3gb.lbr",
    "docs/hero.png",
    "docs/us3gb-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "us3gb-hero.glb",
    "us3gb-hero.overlay.json",
    "us3gb-etched.glb"
  ],
  "component": {
    "mpn": "US3GB",
    "manufacturer": "Shandong Jingdao Microelectronics",
    "package": "SMB",
    "pin_count": 2,
    "category": "Diodes",
    "subcategory": "Fast Recovery / High Efficiency Diodes",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603039050043437056",
    "parts": {
      "symbol": "us3gb.kicad_sym",
      "footprint": "us3gb.kicad_mod",
      "model_3d": "us3gb-hero.glb",
      "model_3d_plain": "us3gb-etched.glb",
      "model_3d_step": "us3gb-etched.step",
      "model_3d_step_plain": "us3gb.step",
      "lbr": "us3gb.lbr"
    },
    "distributor_links": {
      "lcsc": "C437801"
    },
    "distributor_check": {
      "checked_at": "2026-10-14T21:12:52Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "Cathode",
        "type": "passive",
        "description": "Cathode terminal of the US3GB rectifier diode, used with the repetitive peak reverse voltage VRRM of 400 V for this type (the family is rated 50 V to 1000 V)."
      },
      {
        "number": "2",
        "name": "Anode",
        "type": "passive",
        "description": "Anode terminal of the US3GB rectifier diode, which carries the maximum average forward rectified current IF(AV) of 3.0 A for the family."
      }
    ],
    "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 gives the pinning only as 'Cathode' and 'Anode' in a top-view table; it does not state; The 400 V VRRM for US3GB is read from the rating table column order (50/100/200/400/600/800/1000 V m"
        ],
        "pages_sent": 3,
        "cost_usd": 0.0153,
        "at": "2026-10-14T21:12:38"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603039050043437056",
        "pages": 3,
        "sha256": "2ae7b42c4e442220",
        "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": "us3gb.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": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "029466277d91e9f5492556be93e46611049e07115c7913880c547afa96058ed4",
        "checked": "2026-10-14",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "us3gb-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": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "a6f16addca1a768bfd17c054f3f2a7ba3226b7d28a7df72acc674286c86c764a",
        "checked": "2026-10-14",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}