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Ray Set visibility: public af5aee5 5d ago
{
  "schema_version": 1,
  "type": "component",
  "slug": "1sma4760a-sma",
  "title": "1SMA4760A SMA",
  "brief": "XCH(旭昌辉) , SMA. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
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    "1sma4760a sma",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "1SMA4760A SMA",
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    "package": "SMA",
    "pin_count": 2,
    "category": "IC",
    "subcategory": "IC",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603157240505380864",
    "parts": {
      "symbol": "1sma4760a-sma.kicad_sym",
      "footprint": "1sma4760a-sma.kicad_mod",
      "model_3d": "1sma4760a-sma-hero.glb",
      "model_3d_plain": "1sma4760a-sma-etched.glb",
      "model_3d_step": "1sma4760a-sma-etched.step",
      "model_3d_step_plain": "1sma4760a-sma.step",
      "lbr": "1sma4760a-sma.lbr"
    },
    "distributor_links": {
      "lcsc": "C5375249"
    },
    "distributor_check": {
      "checked_at": "2026-10-17T17:08:51Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "K",
        "type": "passive",
        "description": "Cathode of the zener diode, the end carrying the marking band in the package picture; total power dissipation is max. 1 W at Tc=75°C and the zener voltage range for the series is 3.3V to 330V."
      },
      {
        "number": "2",
        "name": "A",
        "type": "passive",
        "description": "Anode of the zener diode; forward voltage is 1.2 V at IF = 200 mA and junction and storage temperature range is -55 to +150 °C."
      }
    ],
    "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 package outline (page 3) is titled 'Plastic surface mounted package; 2 leads' and does not numbe",
          "vision extraction: provenance cannot be text-verified; needs consensus"
        ],
        "pages_sent": 3,
        "cost_usd": 0.0698,
        "at": "2026-10-17T17:06:03"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603157240505380864",
        "pages": 3,
        "sha256": "8898909dec2ee3ad",
        "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": [
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        "file": "1sma4760a-sma.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          5,
          2.7,
          2.22
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "1cfddd4e3b1bf22b8fc6ee3258c2aade882ed7b85b528e23b9db42437775a1db",
        "checked": "2026-10-17",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "1sma4760a-sma-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "f79c0927bb5ce40eeea4416b44a9ecee082ac7634a044b5c1dc26e40510b2e68",
        "checked": "2026-10-17",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "XCH(旭昌辉)",
      "Package": "SMA",
      "Category": "",
      "Pins": "2"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "8898909dec2ee3add787767639743de4236eda7405fc73613e80d0d7d9281aae",
      "rows": [
        {
          "name": "Zener voltage VZT (nominal 68 V)",
          "symbol": "VZT",
          "kind": "electrical",
          "unit": "V",
          "min": 64.6,
          "typ": 68,
          "max": 71.2,
          "conditions": "at IZT = 3.7 mA; VZT tested with pulses (20 ms)",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Dynamic impedance ZZT",
          "symbol": "ZZT",
          "kind": "electrical",
          "unit": "Ω",
          "min": null,
          "typ": null,
          "max": 150,
          "conditions": "at IZT = 3.7 mA",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Power dissipation",
          "symbol": "PD",
          "kind": "absolute_maximum",
          "unit": "W",
          "min": null,
          "typ": null,
          "max": 1,
          "conditions": "at Tc = 75 °C",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Junction temperature range",
          "symbol": "TJ",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -55,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Storage temperature range",
          "symbol": "TS",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -55,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        }
      ]
    }
  },
  "variants": [],
  "sections": [
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    "viewers",
    "readme",
    "breadcrumbs",
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  ],
  "discovery_triggers": [
    "1sma4760a sma"
  ],
  "discovery_pitch": "1SMA4760A SMA (XCH(旭昌辉)) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
  "hero": {
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    "path": "docs/hero.png"
  },
  "files": [
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    "1sma4760a-sma.step",
    "1sma4760a-sma.lbr",
    "docs/hero.png",
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    "viewers/symbol.html",
    "viewers/footprint.html",
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    "1sma4760a-sma-hero.overlay.json",
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  "visibility": {
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}