SMAJ70CA-TR

{
  "slug": "smaj70ca-tr",
  "version": "0.1.0",
  "type": "component",
  "description": "STMicroelectronics TVS, SMA(DO-214AC). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "circuit protection",
    "smaj70ca-tr",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "smaj70ca-tr.kicad_sym",
    "smaj70ca-tr.kicad_mod",
    "smaj70ca-tr.glb",
    "smaj70ca-tr.step",
    "smaj70ca-tr.lbr",
    "docs/hero.png",
    "docs/smaj70ca-tr-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "smaj70ca-tr-hero.glb",
    "smaj70ca-tr-hero.overlay.json",
    "smaj70ca-tr-etched.glb"
  ],
  "component": {
    "mpn": "SMAJ70CA-TR",
    "manufacturer": "STMicroelectronics",
    "package": "SMA(DO-214AC)",
    "pin_count": 2,
    "category": "Circuit Protection",
    "subcategory": "TVS",
    "datasheet": "https://www.st.com/resource/en/datasheet/smaj70ca-tr.pdf",
    "parts": {
      "symbol": "smaj70ca-tr.kicad_sym",
      "footprint": "smaj70ca-tr.kicad_mod",
      "model_3d": "smaj70ca-tr-hero.glb",
      "model_3d_plain": "smaj70ca-tr-etched.glb",
      "model_3d_step": "smaj70ca-tr-etched.step",
      "model_3d_step_plain": "smaj70ca-tr.step",
      "lbr": "smaj70ca-tr.lbr"
    },
    "distributor_links": {
      "lcsc": "C132932"
    },
    "distributor_check": {
      "checked_at": "2026-10-21T18:46:23Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "Terminal 1 (bidirectional, no polarity)",
        "type": "passive",
        "description": "One of two identical bidirectional Transil terminals for the SMAJ70CA, which has no cathode band and clamps in both polarities at a 70 V stand-off voltage, with 77.8 V min and 81.9 V max breakdown at 1 mA."
      },
      {
        "number": "2",
        "name": "Terminal 2 (bidirectional, no polarity)",
        "type": "passive",
        "description": "The second of two identical bidirectional Transil terminals for the SMAJ70CA, rated for 400 W peak pulse power (10/1000 µs) and an operating junction temperature up to 150 °C."
      }
    ],
    "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 does not print pin numbers on the SMA package. The numbers 1 and 2 were assigned here ; The SMAJ70CA is a bidirectional (CA) type. Page 1 and page 7 show the K (cathode) and A (anode) mark"
        ],
        "pages_sent": 10,
        "cost_usd": 0.0444,
        "at": "2026-10-21T18:43:37"
      },
      "datasheet": {
        "url": "https://www.st.com/resource/en/datasheet/smaj70ca-tr.pdf",
        "pages": 10,
        "sha256": "4bb181453198810d",
        "source_tier": "mfr"
      },
      "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": "smaj70ca-tr.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          5.0,
          2.7,
          2.22
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "1cfddd4e3b1bf22b8fc6ee3258c2aade882ed7b85b528e23b9db42437775a1db",
        "checked": "2026-10-21",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "smaj70ca-tr-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          5.0,
          2.7,
          2.22
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "aab896d1fd6adf5ed2ac3d37e2f70bbad6f217feb0e41498255e64133d8c1201",
        "checked": "2026-10-21",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}