main
Ray Publish 0.1.0 011908a 4d ago
{
  "slug": "mc33274adtbr2g",
  "version": "0.1.0",
  "type": "component",
  "description": "onsemi Operational Amplifier, TSSOP-14. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "amplifiers",
    "mc33274adtbr2g",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "mc33274adtbr2g.kicad_sym",
    "mc33274adtbr2g.kicad_mod",
    "mc33274adtbr2g.glb",
    "mc33274adtbr2g.step",
    "mc33274adtbr2g.lbr",
    "docs/hero.png",
    "docs/mc33274adtbr2g-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "mc33274adtbr2g-hero.glb",
    "mc33274adtbr2g-hero.overlay.json",
    "mc33274adtbr2g-etched.glb"
  ],
  "component": {
    "mpn": "MC33274ADTBR2G",
    "manufacturer": "onsemi",
    "package": "TSSOP-14",
    "pin_count": 14,
    "category": "Amplifiers",
    "subcategory": "Operational Amplifier",
    "datasheet": "https://www.onsemi.com/pdf/datasheet/mc33274adtbr2-d.pdf",
    "parts": {
      "symbol": "mc33274adtbr2g.kicad_sym",
      "footprint": "mc33274adtbr2g.kicad_mod",
      "model_3d": "mc33274adtbr2g-hero.glb",
      "model_3d_plain": "mc33274adtbr2g-etched.glb",
      "model_3d_step": "mc33274adtbr2g-etched.step",
      "model_3d_step_plain": "mc33274adtbr2g.step",
      "lbr": "mc33274adtbr2g.lbr"
    },
    "distributor_links": {
      "lcsc": "C903947",
      "digikey": "MC33274ADTBR2GOSTR-ND",
      "mouser": "863-MC33274ADTBR2G"
    },
    "distributor_check": {
      "checked_at": "2026-10-30T16:08:53Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "MC33274ADTBR2GOSTR-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "863-MC33274ADTBR2G",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "Output 1",
        "type": "output",
        "description": "Output of amplifier 1; the datasheet notes that the output short-circuit duration is indefinite, and power dissipation must be considered to keep junction temperature within limits."
      },
      {
        "number": "2",
        "name": "Inputs 1 (-)",
        "type": "input",
        "description": "Inverting input of amplifier 1; either or both input voltages should not exceed VCC or VEE."
      },
      {
        "number": "3",
        "name": "Inputs 1 (+)",
        "type": "input",
        "description": "Non-inverting input of amplifier 1; either or both input voltages should not exceed VCC or VEE."
      },
      {
        "number": "4",
        "name": "VCC",
        "type": "power_in",
        "description": "Positive supply; VCC to VEE is rated at a maximum of +36 V, with single supply operation from +3.0 V to +36 V or split supply from ±1.5 V to ±18 V."
      },
      {
        "number": "5",
        "name": "Inputs 2 (+)",
        "type": "input",
        "description": "Non-inverting input of amplifier 2; either or both input voltages should not exceed VCC or VEE."
      },
      {
        "number": "6",
        "name": "Inputs 2 (-)",
        "type": "input",
        "description": "Inverting input of amplifier 2; either or both input voltages should not exceed VCC or VEE."
      },
      {
        "number": "7",
        "name": "Output 2",
        "type": "output",
        "description": "Output of amplifier 2; the datasheet notes that the output short-circuit duration is indefinite, and power dissipation must be considered to keep junction temperature within limits."
      },
      {
        "number": "8",
        "name": "Output 3",
        "type": "output",
        "description": "Output of amplifier 3; the datasheet notes that the output short-circuit duration is indefinite, and power dissipation must be considered to keep junction temperature within limits."
      },
      {
        "number": "9",
        "name": "Inputs 3 (-)",
        "type": "input",
        "description": "Inverting input of amplifier 3; either or both input voltages should not exceed VCC or VEE."
      },
      {
        "number": "10",
        "name": "Inputs 3 (+)",
        "type": "input",
        "description": "Non-inverting input of amplifier 3; either or both input voltages should not exceed VCC or VEE."
      },
      {
        "number": "11",
        "name": "VEE",
        "type": "power_in",
        "description": "Negative supply; VEE is the lower rail of the VCC to VEE supply, with 0 V used for single supply operation in the 5.0 V test condition."
      },
      {
        "number": "12",
        "name": "Inputs 4 (+)",
        "type": "input",
        "description": "Non-inverting input of amplifier 4; either or both input voltages should not exceed VCC or VEE."
      },
      {
        "number": "13",
        "name": "Inputs 4 (-)",
        "type": "input",
        "description": "Inverting input of amplifier 4; either or both input voltages should not exceed VCC or VEE."
      },
      {
        "number": "14",
        "name": "Output 4",
        "type": "output",
        "description": "Output of amplifier 4; the datasheet notes that the output short-circuit duration is indefinite, and power dissipation must be considered to keep junction temperature within limits."
      }
    ],
    "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 extracted page-2 pin diagram text does not keep the pin numbers next to their labels, so the num; The datasheet gives no explicit pin-level electrical limits for the individual inputs and outputs be"
        ],
        "pages_sent": 13,
        "cost_usd": 0.1043,
        "at": "2026-10-30T16:08:29"
      },
      "datasheet": {
        "url": "https://www.onsemi.com/pdf/datasheet/mc33274adtbr2-d.pdf",
        "pages": 20,
        "sha256": "74e146ae1ff0abcb",
        "source_tier": "mfr"
      },
      "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"
    },
    "models_3d": [
      {
        "file": "mc33274adtbr2g.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.4,
          5.0,
          1.0
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "3ee5786aae56190997aa793ba3cfc003fd616782770e29719b4562f012982245",
        "checked": "2026-10-30",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "mc33274adtbr2g-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.4,
          5.0,
          1.0
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "30ab853d86aa01da884e38933021261c53fda46fe5a4400c747ddd7746794e0e",
        "checked": "2026-10-30",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ],
    "package_dims": {
      "package_code": "TSSOP-14 WB (CASE 948G)",
      "source_page": 19,
      "D": {
        "nom_mm": 5.0,
        "range_mm": [
          4.9,
          5.1
        ]
      },
      "E1": {
        "nom_mm": 4.4,
        "range_mm": [
          4.3,
          4.5
        ]
      },
      "E": {
        "nom_mm": 6.4,
        "range_mm": [
          null,
          null
        ]
      },
      "e": {
        "nom_mm": 0.65,
        "range_mm": [
          null,
          null
        ]
      },
      "A": {
        "nom_mm": 1.2,
        "range_mm": [
          null,
          1.2
        ]
      },
      "source": "datasheet package drawing, every number found on its page (extract_pins --task dims)",
      "model_check": {
        "file": "mc33274adtbr2g.step",
        "verdict": "PASS",
        "reasons": [
          "height and body within the datasheet's package drawing"
        ],
        "by": "factory/package_fit.py"
      }
    }
  }
}