TISP4500H3BJR-S

{
  "slug": "tisp4500h3bjr-s",
  "version": "0.1.0",
  "type": "component",
  "description": "BOURNS Semiconductor Discharge Tubes (TSS), SMB(DO-214AA). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "circuit protection",
    "tisp4500h3bjr-s",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "tisp4500h3bjr-s.kicad_sym",
    "tisp4500h3bjr-s.kicad_mod",
    "tisp4500h3bjr-s.glb",
    "tisp4500h3bjr-s.step",
    "tisp4500h3bjr-s.lbr",
    "docs/hero.png",
    "docs/tisp4500h3bjr-s-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "tisp4500h3bjr-s-hero.glb",
    "tisp4500h3bjr-s-hero.overlay.json",
    "tisp4500h3bjr-s-etched.glb"
  ],
  "component": {
    "mpn": "TISP4500H3BJR-S",
    "manufacturer": "BOURNS",
    "package": "SMB(DO-214AA)",
    "pin_count": 2,
    "category": "Circuit Protection",
    "subcategory": "Semiconductor Discharge Tubes (TSS)",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590416124099010560",
    "parts": {
      "symbol": "tisp4500h3bjr-s.kicad_sym",
      "footprint": "tisp4500h3bjr-s.kicad_mod",
      "model_3d": "tisp4500h3bjr-s-hero.glb",
      "model_3d_plain": "tisp4500h3bjr-s-etched.glb",
      "model_3d_step": "tisp4500h3bjr-s-etched.step",
      "model_3d_step_plain": "tisp4500h3bjr-s.step",
      "lbr": "tisp4500h3bjr-s.lbr"
    },
    "distributor_links": {
      "lcsc": "C3225273",
      "digikey": "TISP4500H3BJR-STR-ND",
      "mouser": "652-TISP4500H3BJR-S"
    },
    "distributor_check": {
      "checked_at": "2026-10-16T11:09:03Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "TISP4500H3BJR-STR-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "652-TISP4500H3BJR-S",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "R",
        "type": "passive",
        "description": "R terminal of the symmetrical bidirectional thyristor overvoltage protector, with repetitive peak off-state voltage of ±350 V and breakover voltage of ±500 V, and all datasheet measurements are referenced to this terminal."
      },
      {
        "number": "2",
        "name": "T",
        "type": "passive",
        "description": "T terminal of the symmetrical bidirectional thyristor overvoltage protector, which limits overvoltages on the line to ±500 V over the temperature range with a minimum off-state voltage of ±350 V."
      }
    ],
    "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 SMBJ top-view diagram text reads 'R T' over '1 2', which pairs R with pin 1 and T with pin 2 by ; The datasheet gives only two terminals for the SMB package; the pin types are assigned as passive be"
        ],
        "pages_sent": 5,
        "cost_usd": 0.0432,
        "at": "2026-10-16T11:08:50"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590416124099010560",
        "pages": 5,
        "sha256": "481f93eb7d15d5ed",
        "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": "tisp4500h3bjr-s.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": "2026-10-16",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "tisp4500h3bjr-s-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": "b51efbe73772352393ed2b1328af4209920e96a17bd4638670f66474bc3e71fc",
        "checked": "2026-10-16",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}