XL386

{
  "slug": "xl386",
  "version": "0.1.0",
  "type": "component",
  "description": "XINLUDA Audio Amplifiers, SOP-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "amplifiers-comparators",
    "xl386",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "xl386.kicad_sym",
    "xl386.kicad_mod",
    "xl386.glb",
    "xl386.step",
    "xl386.lbr",
    "docs/hero.png",
    "docs/xl386-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "xl386-hero.glb",
    "xl386-hero.overlay.json",
    "xl386-etched.glb"
  ],
  "component": {
    "mpn": "XL386",
    "manufacturer": "XINLUDA",
    "package": "SOP-8",
    "pin_count": 8,
    "category": "Amplifiers/Comparators",
    "subcategory": "Audio Amplifiers",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588914587756875776",
    "parts": {
      "symbol": "xl386.kicad_sym",
      "footprint": "xl386.kicad_mod",
      "model_3d": "xl386-hero.glb",
      "model_3d_plain": "xl386-etched.glb",
      "model_3d_step": "xl386-etched.step",
      "model_3d_step_plain": "xl386.step",
      "lbr": "xl386.lbr"
    },
    "distributor_links": {
      "lcsc": "C556282"
    },
    "distributor_check": {
      "checked_at": "2026-10-17T22:42:15Z",
      "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 a capacitor or series R-C between pins 1 and 8 raises the gain up to 200 (46 dB)."
      },
      {
        "number": "2",
        "name": "-INPUT",
        "type": "input",
        "description": "Inverting input, referenced to ground and internally biased to ground through a 50 kΩ resistor, with input bias current of about 250 nA."
      },
      {
        "number": "3",
        "name": "+INPUT",
        "type": "input",
        "description": "Noninverting input, referenced to ground and internally biased to ground through a 50 kΩ resistor, with input bias current of about 250 nA."
      },
      {
        "number": "4",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference for the input and the device."
      },
      {
        "number": "5",
        "name": "VOUT",
        "type": "output",
        "description": "Amplifier output, automatically biased to half the supply voltage."
      },
      {
        "number": "6",
        "name": "VS",
        "type": "power_in",
        "description": "Power supply voltage input, specified from 4 V to 12 V, with a local decoupling capacitor to GND recommended close to the pin."
      },
      {
        "number": "7",
        "name": "BYPASS",
        "type": "output",
        "description": "Bypass decoupling path, to be decoupled with an external capacitor as shown in the typical applications."
      },
      {
        "number": "8",
        "name": "GAIN",
        "type": "passive",
        "description": "Gain setting pin paired with pin 1: bypassing the internal 1.35 kΩ resistor with a capacitor between pins 1 and 8 raises the gain to 200, and a series resistor with that capacitor sets any gain from 20 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 gives one pin table (page 2) covering the XL386 (SOP8), XL386-MS (MSOP8) and XD386-1 (; The datasheet lists the GAIN pins (1 and 8) with type '–' rather than I/O/P. They are mapped to KiCa; Pin descriptions for pins 1 and 8 draw on the gain-control text on page 9, not just the pin table on"
        ],
        "pages_sent": 20,
        "cost_usd": 0.0449,
        "at": "2026-10-17T22:40:23"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588914587756875776",
        "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.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.0,
          4.9,
          1.75
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "07f46cff378d30e6c27dfd5a03092c795323f86d91c71fc7e743f4f418dc553a",
        "checked": "2026-10-17",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "xl386-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.0,
          4.9,
          1.75
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "41e1078d0d680825de4c29a05c0d37f6ca7156108d1ccda1cc281fee6284d6ed",
        "checked": "2026-10-17",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}