LM4808MM

{
  "slug": "lm4808mm",
  "version": "0.1.0",
  "type": "component",
  "description": "Texas Instruments Audio Amplifiers, VSSOP-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "amplifiers-comparators",
    "lm4808mm",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "lm4808mm.kicad_sym",
    "lm4808mm.kicad_mod",
    "lm4808mm.glb",
    "lm4808mm.step",
    "lm4808mm.lbr",
    "docs/hero.png",
    "docs/lm4808mm-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "lm4808mm-hero.glb",
    "lm4808mm-hero.overlay.json"
  ],
  "component": {
    "mpn": "LM4808MM",
    "manufacturer": "Texas Instruments",
    "package": "VSSOP-8",
    "pin_count": 8,
    "category": "Amplifiers/Comparators",
    "subcategory": "Audio Amplifiers",
    "datasheet": "https://www.ti.com/cn/lit/gpn/lm4808",
    "parts": {
      "symbol": "lm4808mm.kicad_sym",
      "footprint": "lm4808mm.kicad_mod",
      "model_3d": "lm4808mm-hero.glb",
      "model_3d_plain": "lm4808mm.glb",
      "model_3d_step": "lm4808mm-etched.step",
      "model_3d_step_plain": "lm4808mm.step",
      "lbr": "lm4808mm.lbr"
    },
    "distributor_links": {
      "lcsc": "C206114"
    },
    "distributor_check": {
      "checked_at": "2026-10-07T02:52:31Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "OUT A",
        "type": "output",
        "description": "Channel A amplifier output, typically AC-coupled to the load through output capacitor Co (e.g. 32Ω load)."
      },
      {
        "number": "2",
        "name": "IN A (-)",
        "type": "input",
        "description": "Channel A inverting input, connected through input resistor Ri and coupling capacitor Ci, with Rf setting closed-loop gain."
      },
      {
        "number": "3",
        "name": "IN A (+)",
        "type": "input",
        "description": "Channel A non-inverting input, biased to 1/2 VDD by the RB divider and bypassed with CB (1.0µF recommended)."
      },
      {
        "number": "4",
        "name": "GND",
        "type": "power_in",
        "description": "Ground connection for the device."
      },
      {
        "number": "5",
        "name": "IN B (+)",
        "type": "input",
        "description": "Channel B non-inverting input, biased to 1/2 VDD by the RB divider and bypassed with CB."
      },
      {
        "number": "6",
        "name": "IN B (-)",
        "type": "input",
        "description": "Channel B inverting input, connected through input resistor Ri and coupling capacitor Ci, with Rf setting closed-loop gain."
      },
      {
        "number": "7",
        "name": "OUT B",
        "type": "output",
        "description": "Channel B amplifier output, typically AC-coupled to the load through output capacitor Co."
      },
      {
        "number": "8",
        "name": "VDD",
        "type": "power_in",
        "description": "Positive supply pin, 2.0V to 5.5V operating range (6.0V absolute maximum), bypassed with a 0.1µF capacitor CS to ground."
      }
    ],
    "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+vision",
        "consensus_model": "claude-opus-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "vision extraction: provenance cannot be text-verified; needs consensus"
        ],
        "pages_sent": 29,
        "cost_usd": 0.5687,
        "at": "2026-10-07T02:52:16"
      },
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/lm4808",
        "pages": 29,
        "sha256": "e622bbed694002d4",
        "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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        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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          0.85
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "353552981eef35cb93635057d4aeb89aef22648c77af6fd095e328bfe6b834bd",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "lm4808mm-etched.step",
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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,
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        "sha256": "eb40c6eb4fd917fbf594aa0939ba9123ee513dbf56e4df8463473b4f162c62f9",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}