LMH6551MM

{
  "slug": "lmh6551mm",
  "version": "0.1.0",
  "type": "component",
  "description": "Texas Instruments Operational Amplifier, VSSOP-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "amplifiers-comparators",
    "lmh6551mm",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
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    "README.md",
    "lmh6551mm.kicad_sym",
    "lmh6551mm.kicad_mod",
    "lmh6551mm.glb",
    "lmh6551mm.step",
    "lmh6551mm.lbr",
    "docs/hero.png",
    "docs/lmh6551mm-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "lmh6551mm-hero.glb",
    "lmh6551mm-hero.overlay.json"
  ],
  "component": {
    "mpn": "LMH6551MM",
    "manufacturer": "Texas Instruments",
    "package": "VSSOP-8",
    "pin_count": 8,
    "category": "Amplifiers/Comparators",
    "subcategory": "Operational Amplifier",
    "datasheet": "https://www.ti.com/cn/lit/gpn/lmh6551",
    "parts": {
      "symbol": "lmh6551mm.kicad_sym",
      "footprint": "lmh6551mm.kicad_mod",
      "model_3d": "lmh6551mm-hero.glb",
      "model_3d_plain": "lmh6551mm.glb",
      "model_3d_step": "lmh6551mm-etched.step",
      "model_3d_step_plain": "lmh6551mm.step",
      "lbr": "lmh6551mm.lbr"
    },
    "distributor_links": {
      "lcsc": "C2057404",
      "digikey": "LMH6551MMTR-ND",
      "mouser": "926-LMH6551MM"
    },
    "distributor_check": {
      "checked_at": "2026-10-08T00:18:40Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "LMH6551MMTR-ND",
        "status": "found",
        "lifecycle": "Obsolete"
      },
      "mouser": {
        "pn": "926-LMH6551MM",
        "status": "found",
        "lifecycle": "Obsolete"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "-IN",
        "type": "input",
        "description": "Negative (inverting) input of the differential amplifier; the input current is limited to a maximum of 30 mA for pins 1, 2, 7 and 8."
      },
      {
        "number": "2",
        "name": "VCM",
        "type": "input",
        "description": "Output common-mode voltage pin for the common-mode feedback amplifier; the maximum input current for this pin is 30 mA, and the VCM bypass capacitor can be removed (200 MHz common-mode small-signal bandwidth)."
      },
      {
        "number": "3",
        "name": "V+",
        "type": "power_in",
        "description": "Positive supply; total supply voltage is 3 V to 12 V recommended, with a 13.2 V absolute maximum."
      },
      {
        "number": "4",
        "name": "+OUT",
        "type": "output",
        "description": "Positive output of the differential amplifier; maximum output current is set by device power dissipation limits."
      },
      {
        "number": "5",
        "name": "-OUT",
        "type": "output",
        "description": "Negative output of the differential amplifier; maximum output current is set by device power dissipation limits."
      },
      {
        "number": "6",
        "name": "V-",
        "type": "power_in",
        "description": "Negative supply; total supply voltage is 3 V to 12 V recommended, with a 13.2 V absolute maximum across the supply."
      },
      {
        "number": "7",
        "name": "NC",
        "type": "unconnected",
        "description": "No connection; the pin is not connected internally."
      },
      {
        "number": "8",
        "name": "+IN",
        "type": "input",
        "description": "Positive (non-inverting) input of the differential amplifier; the input current is limited to a maximum of 30 mA for pins 1, 2, 7 and 8."
      }
    ],
    "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 datasheet gives one pin table for the D (SOIC-8) and DGK (VSSOP-8) packages. Its pin numbers and; The datasheet lists pin 2 (VCM) as type I but calls it an output common-mode voltage pin. The type w; Pin 7 (NC) is marked as no connection. Its type was set to unconnected."
        ],
        "pages_sent": 7,
        "cost_usd": 0.0461,
        "at": "2026-10-08T00:18:25"
      },
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/lmh6551",
        "pages": 36,
        "sha256": "876522576991cfe3",
        "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"
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        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          3.1,
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        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "353552981eef35cb93635057d4aeb89aef22648c77af6fd095e328bfe6b834bd",
        "checked": "2026-10-08",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "lmh6551mm-etched.step",
        "role": "eda",
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        "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": "9993de5add46e2ad92a52ae014858c295285a61dead594f11164590d44012c74",
        "checked": "2026-10-08",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}