BT137-800E

{
  "slug": "bt137-800e",
  "version": "0.1.0",
  "type": "component",
  "description": "WEIDA Thyristors (SCR)/Modules, TO-252. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "transistors-thyristors",
    "bt137-800e",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "bt137-800e.kicad_sym",
    "bt137-800e.kicad_mod",
    "bt137-800e.glb",
    "bt137-800e.step",
    "bt137-800e.lbr",
    "docs/hero.png",
    "docs/bt137-800e-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "bt137-800e-hero.glb",
    "bt137-800e-hero.overlay.json",
    "bt137-800e-etched.glb"
  ],
  "component": {
    "mpn": "BT137-800E",
    "manufacturer": "WEIDA",
    "package": "TO-252",
    "pin_count": 3,
    "category": "Transistors/Thyristors",
    "subcategory": "Thyristors (SCR)/Modules",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588944478405476352",
    "parts": {
      "symbol": "bt137-800e.kicad_sym",
      "footprint": "bt137-800e.kicad_mod",
      "model_3d": "bt137-800e-hero.glb",
      "model_3d_plain": "bt137-800e-etched.glb",
      "model_3d_step": "bt137-800e-etched.step",
      "model_3d_step_plain": "bt137-800e.step",
      "lbr": "bt137-800e.lbr"
    },
    "distributor_links": {
      "lcsc": "C2901164",
      "mouser": "771-BT137-800E"
    },
    "distributor_check": {
      "checked_at": "2026-10-19T06:30:29Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": "771-BT137-800E",
        "status": "found",
        "lifecycle": "Obsolete"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "T1",
        "type": "passive",
        "description": "Main terminal T1 of the triac (symbol T1(1)), the reference terminal for gate triggering, rated IT(RMS) 8 A and VDRM/VRRM 800 V for the -800 grade."
      },
      {
        "number": "2",
        "name": "T2",
        "type": "passive",
        "description": "Main terminal T2 of the triac (symbol T2(2)), carrying up to 8 A RMS on-state current with 800 V repetitive peak off-state/reverse voltage for the -800 grade."
      },
      {
        "number": "3",
        "name": "G",
        "type": "input",
        "description": "Gate trigger input (symbol G(3)); E grade needs IGT up to 10 mA in quadrants I-II-III and 25 mA in quadrant IV at VD=12 V, with VGT max 1.3 V and peak gate current IGM 2 A."
      }
    ],
    "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 names the package TO-252-4R, and the MPN does not state a package. I took TO-252-4R fr; The datasheet does not say which terminal the TO-252-4R mounting tab connects to. It is probably T2,",
          "vision extraction: provenance cannot be text-verified; needs consensus"
        ],
        "pages_sent": 8,
        "cost_usd": 0.2654,
        "at": "2026-10-19T06:27:52"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588944478405476352",
        "pages": 8,
        "sha256": "9460c02a1dda9654",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 3,
        "described": 3,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "bt137-800e.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          9.9,
          6.5,
          2.32
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "3eb4c99603a4fe837c2fe9308bc174769ded87a785a0df48d2dc441432ee8b4c",
        "checked": "2026-10-19",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "bt137-800e-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          9.9,
          6.5,
          2.32
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "278c9f56714a893a65d3984526b4d1ff9d97c1ee42635b12486bb6976c60794c",
        "checked": "2026-10-19",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}