LM2902QDRG4Q1

{
  "slug": "lm2902qdrg4q1",
  "version": "0.1.0",
  "type": "component",
  "description": "Texas Instruments Operational Amplifier, SOIC-14. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "amplifiers-comparators",
    "lm2902qdrg4q1",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
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    "README.md",
    "lm2902qdrg4q1.kicad_sym",
    "lm2902qdrg4q1.kicad_mod",
    "lm2902qdrg4q1.glb",
    "lm2902qdrg4q1.step",
    "lm2902qdrg4q1.lbr",
    "docs/hero.png",
    "docs/lm2902qdrg4q1-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "lm2902qdrg4q1-hero.glb",
    "lm2902qdrg4q1-hero.overlay.json"
  ],
  "component": {
    "mpn": "LM2902QDRG4Q1",
    "manufacturer": "Texas Instruments",
    "package": "SOIC-14",
    "pin_count": 14,
    "category": "Amplifiers/Comparators",
    "subcategory": "Operational Amplifier",
    "datasheet": "https://www.ti.com/cn/lit/gpn/lm2902-q1",
    "parts": {
      "symbol": "lm2902qdrg4q1.kicad_sym",
      "footprint": "lm2902qdrg4q1.kicad_mod",
      "model_3d": "lm2902qdrg4q1-hero.glb",
      "model_3d_plain": "lm2902qdrg4q1.glb",
      "model_3d_step": "lm2902qdrg4q1-etched.step",
      "model_3d_step_plain": "lm2902qdrg4q1.step",
      "lbr": "lm2902qdrg4q1.lbr"
    },
    "distributor_links": {
      "lcsc": "C2057883",
      "digikey": "296-LM2902QDRG4Q1TR-ND",
      "mouser": "595-LM2902QDRG4Q1"
    },
    "distributor_check": {
      "checked_at": "2026-10-08T15:01:12Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "296-LM2902QDRG4Q1TR-ND",
        "status": "found",
        "lifecycle": "Obsolete"
      },
      "mouser": {
        "pn": "595-LM2902QDRG4Q1",
        "status": "found",
        "lifecycle": "Obsolete"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "OUT1",
        "type": "output",
        "description": "Output of channel 1."
      },
      {
        "number": "2",
        "name": "IN1-",
        "type": "input",
        "description": "Inverting input of channel 1."
      },
      {
        "number": "3",
        "name": "IN1+",
        "type": "input",
        "description": "Non-inverting input of channel 1."
      },
      {
        "number": "4",
        "name": "V+",
        "type": "power_in",
        "description": "Positive (highest) supply voltage; the datasheet gives VS = (V+) - (V-) = 3 V to 26 V for the LM2902-Q1."
      },
      {
        "number": "5",
        "name": "IN2+",
        "type": "input",
        "description": "Non-inverting input of channel 2."
      },
      {
        "number": "6",
        "name": "IN2-",
        "type": "input",
        "description": "Inverting input of channel 2."
      },
      {
        "number": "7",
        "name": "OUT2",
        "type": "output",
        "description": "Output of channel 2."
      },
      {
        "number": "8",
        "name": "OUT3",
        "type": "output",
        "description": "Output of channel 3."
      },
      {
        "number": "9",
        "name": "IN3-",
        "type": "input",
        "description": "Inverting input of channel 3."
      },
      {
        "number": "10",
        "name": "IN3+",
        "type": "input",
        "description": "Non-inverting input of channel 3."
      },
      {
        "number": "11",
        "name": "V-",
        "type": "power_in",
        "description": "Negative (lowest) supply voltage, or ground for single-supply operation."
      },
      {
        "number": "12",
        "name": "IN4+",
        "type": "input",
        "description": "Non-inverting input of channel 4."
      },
      {
        "number": "13",
        "name": "IN4-",
        "type": "input",
        "description": "Inverting input of channel 4."
      },
      {
        "number": "14",
        "name": "OUT4",
        "type": "output",
        "description": "Output of channel 4."
      }
    ],
    "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 MPN LM2902QDRG4Q1 is listed as Obsolete with 'Call TI' pricing/availability in the Package Optio; The pin table on page 3 covers LM2902-Q1, LM2902B-Q1 and LM2902BA-Q1 together. The pinout is the sam; No NC pins exist in the 14-pin D package. The 'NC' entry on page 3 applies only to the 16-pin RTE (W"
        ],
        "pages_sent": 15,
        "cost_usd": 0.0888,
        "at": "2026-10-08T15:00:54"
      },
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/lm2902-q1",
        "pages": 39,
        "sha256": "3d3d1f3674651e6b",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 14,
        "described": 14,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
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        "file": "lm2902qdrg4q1.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.0,
          8.7,
          1.75
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "3b9a775da256c8afcc28dcddfbc2eb3f266107fe61ce8446d96f2c52b6f44a70",
        "checked": "2026-10-08",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "lm2902qdrg4q1-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": -0.0,
        "centre_offset_mm": 0.0,
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        "sha256": "814f7c96eaaaa6fe70b1a9b158e103ef320079dad5c7c331027e105dc9e7ddfd",
        "checked": "2026-10-08",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
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  }
}