CBMuD1201HAS8

{
  "slug": "cbmud1201has8",
  "version": "0.1.0",
  "type": "component",
  "description": "Corebai Microelectronics Digital Isolators, SOIC-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "signal isolation devices",
    "cbmud1201has8",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "cbmud1201has8.kicad_sym",
    "cbmud1201has8.kicad_mod",
    "cbmud1201has8.glb",
    "cbmud1201has8.step",
    "cbmud1201has8.lbr",
    "docs/hero.png",
    "docs/cbmud1201has8-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "cbmud1201has8-hero.glb",
    "cbmud1201has8-hero.overlay.json",
    "cbmud1201has8-etched.glb"
  ],
  "component": {
    "mpn": "CBMuD1201HAS8",
    "manufacturer": "Corebai Microelectronics",
    "package": "SOIC-8",
    "pin_count": 8,
    "category": "Signal Isolation Devices",
    "subcategory": "Digital Isolators",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588894540363546624",
    "parts": {
      "symbol": "cbmud1201has8.kicad_sym",
      "footprint": "cbmud1201has8.kicad_mod",
      "model_3d": "cbmud1201has8-hero.glb",
      "model_3d_plain": "cbmud1201has8-etched.glb",
      "model_3d_step": "cbmud1201has8-etched.step",
      "model_3d_step_plain": "cbmud1201has8.step",
      "lbr": "cbmud1201has8.lbr"
    },
    "distributor_links": {
      "lcsc": "C476473"
    },
    "distributor_check": {
      "checked_at": "2026-10-18T00:19:17Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "error",
        "error": "The read operation timed out"
      },
      "mouser": {
        "pn": null,
        "status": "error",
        "error": "The read operation timed out"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "VDD1",
        "type": "power_in",
        "description": "Side 1 supply, 2.5V to 5.5V, with a 0.01uF-0.1uF bypass capacitor to GND1 shown in the diagram."
      },
      {
        "number": "2",
        "name": "VOA",
        "type": "output",
        "description": "Channel A output on side 1, driven from VIA on side 2 (CBMuD1201 bidirectional version)."
      },
      {
        "number": "3",
        "name": "VIB",
        "type": "input",
        "description": "Channel B input on side 1, with logic high threshold 0.7xVDD and logic low threshold 0.3xVDD; it is transmitted to VOB."
      },
      {
        "number": "4",
        "name": "GND1",
        "type": "power_in",
        "description": "Ground reference for side 1, isolated from side 2 (3000V RMS isolation rating)."
      },
      {
        "number": "5",
        "name": "GND2",
        "type": "power_in",
        "description": "Ground reference for side 2, isolated from side 1 (3000V RMS isolation rating)."
      },
      {
        "number": "6",
        "name": "VOB",
        "type": "output",
        "description": "Channel B output on side 2, driven from VIB on side 1."
      },
      {
        "number": "7",
        "name": "VIA",
        "type": "input",
        "description": "Channel A input on side 2, with logic high threshold 0.7xVDD and logic low threshold 0.3xVDD; it is transmitted to VOA."
      },
      {
        "number": "8",
        "name": "VDD2",
        "type": "power_in",
        "description": "Side 2 supply, 2.5V to 5.5V, with a 0.01uF-0.1uF bypass capacitor to GND2 shown in the diagram."
      }
    ],
    "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: Pin assignment read from the small CBMUD1201 pinout drawing on page 1; the text is tiny, so confirm ",
          "vision extraction: provenance cannot be text-verified; needs consensus"
        ],
        "pages_sent": 6,
        "cost_usd": 0.1806,
        "at": "2026-10-18T00:18:10"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588894540363546624",
        "pages": 6,
        "sha256": "c4ad5afd2baee3e3",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 8,
        "described": 8,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "cbmud1201has8.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.0,
          4.9,
          1.75
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "07f46cff378d30e6c27dfd5a03092c795323f86d91c71fc7e743f4f418dc553a",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "cbmud1201has8-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.0,
          4.9,
          1.75
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "1d429f1c5203c263a2718a7d4230c5dcff084d870ed46f08358f765f6adc1804",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}