MC34161DG

{
  "slug": "mc34161dg",
  "version": "0.1.0",
  "type": "component",
  "description": "onsemi Monitors & Reset Circuits, SOIC-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "power management ics",
    "mc34161dg",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "mc34161dg.kicad_sym",
    "mc34161dg.kicad_mod",
    "mc34161dg.glb",
    "mc34161dg.step",
    "mc34161dg.lbr",
    "docs/hero.png",
    "docs/mc34161dg-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "mc34161dg-hero.glb",
    "mc34161dg-hero.overlay.json",
    "mc34161dg-etched.glb"
  ],
  "component": {
    "mpn": "MC34161DG",
    "manufacturer": "onsemi",
    "package": "SOIC-8",
    "pin_count": 8,
    "category": "Power Management ICs",
    "subcategory": "Monitors & Reset Circuits",
    "datasheet": "https://www.onsemi.com/pdf/datasheet/mc34161-d.pdf",
    "parts": {
      "symbol": "mc34161dg.kicad_sym",
      "footprint": "mc34161dg.kicad_mod",
      "model_3d": "mc34161dg-hero.glb",
      "model_3d_plain": "mc34161dg-etched.glb",
      "model_3d_step": "mc34161dg-etched.step",
      "model_3d_step_plain": "mc34161dg.step",
      "lbr": "mc34161dg.lbr"
    },
    "distributor_links": {
      "lcsc": "C233655",
      "digikey": "MC34161DGOS-ND",
      "mouser": "863-MC34161DG"
    },
    "distributor_check": {
      "checked_at": "2026-10-31T06:41:04Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "MC34161DGOS-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "863-MC34161DG",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "Vref",
        "type": "power_out",
        "description": "Pinned-out 2.54 V reference (2.48 to 2.60 V at 25°C) with short-circuit protection, able to source more than 2.0 mA, used for negative voltage sensing and Mode Select programming."
      },
      {
        "number": "2",
        "name": "Input 1",
        "type": "input",
        "description": "Channel 1 comparator input with 1.27 V threshold and 25 mV hysteresis, input range -1.0 to +40 V."
      },
      {
        "number": "3",
        "name": "Input 2",
        "type": "input",
        "description": "Channel 2 comparator input with 1.27 V threshold and 25 mV hysteresis, input range -1.0 to +40 V."
      },
      {
        "number": "4",
        "name": "GND",
        "type": "power_in",
        "description": "Ground pin for the device."
      },
      {
        "number": "5",
        "name": "Output 2",
        "type": "output",
        "description": "Channel 2 open-collector output, sink current up to 20 mA maximum and output voltage up to 40 V."
      },
      {
        "number": "6",
        "name": "Output 1",
        "type": "output",
        "description": "Channel 1 open-collector output, sink current up to 20 mA maximum and output voltage up to 40 V."
      },
      {
        "number": "7",
        "name": "Mode Select",
        "type": "input",
        "description": "Tristate Mode Select input (GND, Vref, or VCC above 2.9 V) setting each channel as inverting or noninverting."
      },
      {
        "number": "8",
        "name": "VCC",
        "type": "power_in",
        "description": "Positive supply input, 2.0 V minimum for positive sensing and 4.0 V for negative sensing, 40 V maximum."
      }
    ],
    "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",
        "consensus_model": "claude-sonnet-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [],
        "pages_sent": 18,
        "cost_usd": 0.1641,
        "at": "2026-10-31T06:40:36"
      },
      "datasheet": {
        "url": "https://www.onsemi.com/pdf/datasheet/mc34161-d.pdf",
        "pages": 18,
        "sha256": "ba7e5988c1519f46",
        "source_tier": "mfr"
      },
      "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": [
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        "file": "mc34161dg.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": "2026-10-31",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
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        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "44faae0ebdf9f0b65bd2b06aac62cc979906728b43704b5fe016dd2e3cc60491",
        "checked": "2026-10-31",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ],
    "package_dims": {
      "package_code": "SOIC-8 NB, CASE 751-07",
      "source_page": 17,
      "D": {
        "nom_mm": 4.9,
        "range_mm": [
          4.8,
          5.0
        ]
      },
      "E1": {
        "nom_mm": 3.9,
        "range_mm": [
          3.8,
          4.0
        ]
      },
      "E": {
        "nom_mm": 6.0,
        "range_mm": [
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          6.2
        ]
      },
      "e": {
        "nom_mm": 1.27,
        "range_mm": [
          null,
          null
        ]
      },
      "A": {
        "nom_mm": 1.55,
        "range_mm": [
          1.35,
          1.75
        ]
      },
      "source": "datasheet package drawing, every number found on its page (extract_pins --task dims)",
      "model_check": {
        "file": "mc34161dg.step",
        "verdict": "PASS",
        "reasons": [
          "height and body within the datasheet's package drawing"
        ],
        "by": "factory/package_fit.py"
      }
    }
  }
}