XL386-MS

{
  "schema_version": 1,
  "type": "component",
  "slug": "xl386-ms",
  "title": "XL386-MS",
  "brief": "XINLUDA Audio Amplifiers, MSOP-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "amplifiers-comparators",
    "xl386-ms",
    "factory-2.0.0",
    "extractor-text"
  ],
  "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"
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      "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": [
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        "role": "plain",
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        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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          3,
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        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "847c4c5023fe1603fbd36900a5dcc4bd3901ba473f71d42c9a469f0236eaadf3",
        "checked": "2026-10-18",
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        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "XINLUDA",
      "Package": "MSOP-8",
      "Category": "Amplifiers/Comparators",
      "Pins": "8"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "a32c9ef3eb884ccc0a436a33b3d797637ce4db3825ddd1b332d2ece08bd032a1",
      "rows": [
        {
          "name": "Operating Supply Voltage",
          "symbol": "VS",
          "kind": "electrical",
          "unit": "V",
          "min": 4,
          "typ": null,
          "max": 12,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Quiescent Current",
          "symbol": "IQ",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 5,
          "max": 12,
          "conditions": "VS = 6 V, VIN = 0",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Output Power",
          "symbol": "POUT",
          "kind": "electrical",
          "unit": "mW",
          "min": 250,
          "typ": 325,
          "max": null,
          "conditions": "VS = 6 V, RL = 8 Ω, THD = 10%",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Supply Voltage",
          "symbol": "VCC",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 4,
          "typ": null,
          "max": 12,
          "conditions": "",
          "source_page": 4,
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        },
        {
          "name": "Speaker Impedance",
          "symbol": "",
          "kind": "recommended_operating",
          "unit": "Ω",
          "min": 4,
          "typ": null,
          "max": null,
          "conditions": "",
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          "source": "datasheet"
        },
        {
          "name": "Analog input voltage",
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          "min": -0.4,
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          "max": 0.4,
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        },
        {
          "name": "Operating free-air temperature",
          "symbol": "TA",
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          "unit": "°C",
          "min": 0,
          "typ": null,
          "max": 70,
          "conditions": "",
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        },
        {
          "name": "Supply Voltage, VCC",
          "symbol": "VCC",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 15,
          "conditions": "",
          "source_page": 4,
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        },
        {
          "name": "Package Dissipation (XL386-MS)",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "W",
          "min": null,
          "typ": null,
          "max": 0.73,
          "conditions": "",
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          "source": "datasheet"
        },
        {
          "name": "Input Voltage",
          "symbol": "VI",
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          "unit": "V",
          "min": -0.4,
          "typ": null,
          "max": 0.4,
          "conditions": "",
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        },
        {
          "name": "Storage temperature",
          "symbol": "Tstg",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -65,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Voltage Gain",
          "symbol": "AV",
          "kind": "electrical",
          "unit": "dB",
          "min": null,
          "typ": 26,
          "max": null,
          "conditions": "VS = 6 V, f = 1 kHz",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Voltage Gain (10 µF from Pin 1 to 8)",
          "symbol": "AV",
          "kind": "electrical",
          "unit": "dB",
          "min": null,
          "typ": 46,
          "max": null,
          "conditions": "10 µF from Pin 1 to 8",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Bandwidth",
          "symbol": "BW",
          "kind": "electrical",
          "unit": "kHz",
          "min": null,
          "typ": 300,
          "max": null,
          "conditions": "VS = 6 V, Pins 1 and 8 Open",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Total Harmonic Distortion",
          "symbol": "THD",
          "kind": "electrical",
          "unit": "%",
          "min": null,
          "typ": 0.2,
          "max": null,
          "conditions": "VS = 6 V, RL = 8 Ω, POUT = 125 mW, f = 1 kHz, Pins 1 and 8 Open",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Power Supply Rejection Ratio",
          "symbol": "PSRR",
          "kind": "electrical",
          "unit": "dB",
          "min": null,
          "typ": 50,
          "max": null,
          "conditions": "VS = 6 V, f = 1 kHz, CBYPASS = 10 μF, Pins 1 and 8 Open, Referred to Output",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Input Resistance",
          "symbol": "RIN",
          "kind": "electrical",
          "unit": "kΩ",
          "min": null,
          "typ": 50,
          "max": null,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Input Bias Current",
          "symbol": "IBIAS",
          "kind": "electrical",
          "unit": "nA",
          "min": null,
          "typ": 250,
          "max": null,
          "conditions": "VS = 6 V, Pins 2 and 3 Open",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Junction-to-ambient thermal resistance (MSOP8)",
          "symbol": "RθJA",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 169.3,
          "max": null,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Junction-to-case (top) thermal resistance (MSOP8)",
          "symbol": "RθJC(top)",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 73.1,
          "max": null,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Junction-to-board thermal resistance (MSOP8)",
          "symbol": "RθJB",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 100.2,
          "max": null,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Junction-to-top characterization parameter (MSOP8)",
          "symbol": "ψJT",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 9.2,
          "max": null,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Junction-to-board characterization parameter (MSOP8)",
          "symbol": "ψJB",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 99.1,
          "max": null,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        }
      ]
    }
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  "discovery_pitch": "XL386-MS (XINLUDA) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
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