XL386-MS

{
  "slug": "xl386-ms",
  "version": "0.1.0",
  "type": "component",
  "description": "XINLUDA Audio Amplifiers, MSOP-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "amplifiers-comparators",
    "xl386-ms",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "xl386-ms.kicad_sym",
    "xl386-ms.kicad_mod",
    "xl386-ms.glb",
    "xl386-ms.step",
    "xl386-ms.lbr",
    "docs/hero.png",
    "docs/xl386-ms-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "xl386-ms-hero.glb",
    "xl386-ms-hero.overlay.json",
    "xl386-ms-etched.glb"
  ],
  "component": {
    "mpn": "XL386-MS",
    "manufacturer": "XINLUDA",
    "package": "MSOP-8",
    "pin_count": 8,
    "category": "Amplifiers/Comparators",
    "subcategory": "Audio Amplifiers",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588914133702496257",
    "parts": {
      "symbol": "xl386-ms.kicad_sym",
      "footprint": "xl386-ms.kicad_mod",
      "model_3d": "xl386-ms-hero.glb",
      "model_3d_plain": "xl386-ms-etched.glb",
      "model_3d_step": "xl386-ms-etched.step",
      "model_3d_step_plain": "xl386-ms.step",
      "lbr": "xl386-ms.lbr"
    },
    "distributor_links": {
      "lcsc": "C556284"
    },
    "distributor_check": {
      "checked_at": "2026-10-18T16:47:05Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "GAIN",
        "type": "passive",
        "description": "Gain setting pin: with pins 1 and 8 open the internal 1.35 kΩ resistor sets the gain to 20 (26 dB), and an external RC between pins 1 and 8 can set the gain up to 200 (46 dB)."
      },
      {
        "number": "2",
        "name": "-INPUT",
        "type": "input",
        "description": "Inverting input, referenced to ground and biased to ground through an internal 50 kΩ resistor, with the unused input bypassed to ground when higher gains are used."
      },
      {
        "number": "3",
        "name": "+INPUT",
        "type": "input",
        "description": "Noninverting input, referenced to ground and biased to ground through an internal 50 kΩ resistor."
      },
      {
        "number": "4",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference for the device."
      },
      {
        "number": "5",
        "name": "VOUT",
        "type": "output",
        "description": "Amplifier output, automatically biased to half the supply voltage; use short traces to the speaker connection."
      },
      {
        "number": "6",
        "name": "VS",
        "type": "power_in",
        "description": "Power supply voltage, specified for 4 V to 12 V (absolute maximum 15 V), with a decoupling capacitor to GND placed close to the pin."
      },
      {
        "number": "7",
        "name": "BYPASS",
        "type": "output",
        "description": "Bypass decoupling path for the internal bias node, where a 10 µF bypass capacitor is used in the PSRR specification."
      },
      {
        "number": "8",
        "name": "GAIN",
        "type": "passive",
        "description": "Gain setting pin paired with pin 1: an external capacitor between pins 1 and 8 bypasses the internal 1.35 kΩ resistor to raise the gain to 200."
      }
    ],
    "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 lists the TYPE column as '–' for GAIN pins 1 and 8; 'passive' is my ERC assignment, no; Pin 7 is printed as type 'O' (output) in the pin table; the datasheet describes it only as a bypass ; The pin table on page 2 is shared by the SOP8 (XL386), MSOP8 (XL386-MS) and DIP8 (XD386-1) variants."
        ],
        "pages_sent": 20,
        "cost_usd": 0.0546,
        "at": "2026-10-18T16:44:29"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588914133702496257",
        "pages": 20,
        "sha256": "a32c9ef3eb884ccc",
        "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": "xl386-ms.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          4.9,
          3.0,
          0.95
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "847c4c5023fe1603fbd36900a5dcc4bd3901ba473f71d42c9a469f0236eaadf3",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "xl386-ms-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          4.9,
          3.0,
          0.95
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "62e97f2551b5b17d2be70499f121774173619741e3b92adb6323dbd87f991046",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}