LM2903DTR

{
  "slug": "lm2903dtr",
  "version": "0.1.0",
  "type": "component",
  "description": "XBLW Comparators, SOP-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "operational amplifier-comparator",
    "lm2903dtr",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "lm2903dtr.kicad_sym",
    "lm2903dtr.kicad_mod",
    "lm2903dtr.glb",
    "lm2903dtr.step",
    "lm2903dtr.lbr",
    "docs/hero.png",
    "docs/lm2903dtr-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "lm2903dtr-hero.glb",
    "lm2903dtr-hero.overlay.json",
    "lm2903dtr-etched.glb"
  ],
  "component": {
    "mpn": "LM2903DTR",
    "manufacturer": "XBLW",
    "package": "SOP-8",
    "pin_count": 8,
    "category": "Operational Amplifier/Comparator",
    "subcategory": "Comparators",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/9b823973b2ae010a28f2d92beb214d25.pdf",
    "parts": {
      "symbol": "lm2903dtr.kicad_sym",
      "footprint": "lm2903dtr.kicad_mod",
      "model_3d": "lm2903dtr-hero.glb",
      "model_3d_plain": "lm2903dtr-etched.glb",
      "model_3d_step": "lm2903dtr-etched.step",
      "model_3d_step_plain": "lm2903dtr.step",
      "lbr": "lm2903dtr.lbr"
    },
    "distributor_links": {
      "lcsc": "C18723573"
    },
    "distributor_check": {
      "checked_at": "2026-11-04T17:01:51Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "OUT1",
        "type": "output",
        "description": "Output of comparator 1 (open-collector type output, leakage specified up to 20 mA max rating, sink current typ 16 mA)."
      },
      {
        "number": "2",
        "name": "IN1-",
        "type": "input",
        "description": "Inverting input of comparator 1; input common-mode range -0.3 V to 36 V."
      },
      {
        "number": "3",
        "name": "IN1+",
        "type": "input",
        "description": "Noninverting input of comparator 1; input common-mode range -0.3 V to 36 V."
      },
      {
        "number": "4",
        "name": "GND",
        "type": "power_in",
        "description": "Ground; negative supply for dual-supply operation."
      },
      {
        "number": "5",
        "name": "IN2+",
        "type": "input",
        "description": "Noninverting input of comparator 2; input common-mode range -0.3 V to 36 V."
      },
      {
        "number": "6",
        "name": "IN2-",
        "type": "input",
        "description": "Inverting input of comparator 2; input common-mode range -0.3 V to 36 V."
      },
      {
        "number": "7",
        "name": "OUT2",
        "type": "output",
        "description": "Output of comparator 2 (open-collector type output, leakage specified up to 20 mA max rating, sink current typ 16 mA)."
      },
      {
        "number": "8",
        "name": "VCC",
        "type": "power_in",
        "description": "Positive power supply; single supply 2.0 V to 36 V, absolute maximum 36 V (±18 V dual)."
      }
    ],
    "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": "vision",
        "consensus_model": "claude-opus-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: Datasheet pin table gives only basic function names; descriptions of output type (open-collector) an",
          "vision extraction: provenance cannot be text-verified; needs consensus"
        ],
        "pages_sent": 8,
        "cost_usd": 0.2633,
        "at": "2026-11-04T17:01:38"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/9b823973b2ae010a28f2d92beb214d25.pdf",
        "pages": 8,
        "sha256": "88ad5acdc53009ae",
        "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": "lm2903dtr.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": "2026-11-04",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "lm2903dtr-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": "5a6fe81c4e24ec1091ab8402e835db67eb024944f543d498ca94b2dcb9d45d63",
        "checked": "2026-11-04",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}