LM386N-3

{
  "slug": "lm386n-3",
  "version": "0.1.0",
  "type": "component",
  "description": "Texas Instruments Audio Amplifiers, PDIP-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "amplifiers-comparators",
    "lm386n-3",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "lm386n-3.kicad_sym",
    "lm386n-3.kicad_mod",
    "lm386n-3.glb",
    "lm386n-3.step",
    "lm386n-3.lbr",
    "docs/hero.png",
    "docs/lm386n-3-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "lm386n-3-hero.glb",
    "lm386n-3-hero.overlay.json"
  ],
  "component": {
    "mpn": "LM386N-3",
    "manufacturer": "Texas Instruments",
    "package": "PDIP-8",
    "pin_count": 8,
    "category": "Amplifiers/Comparators",
    "subcategory": "Audio Amplifiers",
    "datasheet": "https://www.ti.com/cn/lit/gpn/lm386",
    "parts": {
      "symbol": "lm386n-3.kicad_sym",
      "footprint": "lm386n-3.kicad_mod",
      "model_3d": "lm386n-3-hero.glb",
      "model_3d_plain": "lm386n-3.glb",
      "model_3d_step": "lm386n-3-etched.step",
      "model_3d_step_plain": "lm386n-3.step",
      "lbr": "lm386n-3.lbr"
    },
    "distributor_links": {
      "lcsc": "C139428",
      "digikey": "LM386N-3-ND",
      "mouser": "926-LM386N-3"
    },
    "distributor_check": {
      "checked_at": "2026-10-05T21:09:32Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "LM386N-3-ND",
        "status": "found",
        "lifecycle": "Obsolete"
      },
      "mouser": {
        "pn": "926-LM386N-3",
        "status": "found",
        "lifecycle": "Obsolete"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "GAIN",
        "type": "passive",
        "description": "Gain setting pin connected with external resistor and capacitor between pins 1 and 8 to configure gain from 20 to 200."
      },
      {
        "number": "2",
        "name": "-INPUT",
        "type": "input",
        "description": "Inverting input receiving analog signal with voltage range -0.4 V to +0.4 V with respect to ground."
      },
      {
        "number": "3",
        "name": "+INPUT",
        "type": "input",
        "description": "Noninverting input receiving analog signal with voltage range -0.4 V to +0.4 V with respect to ground."
      },
      {
        "number": "4",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference for input bias and output signal return path."
      },
      {
        "number": "5",
        "name": "VOUT",
        "type": "output",
        "description": "Output driving speaker loads with impedance from 4 Ω to 32 Ω."
      },
      {
        "number": "6",
        "name": "VS",
        "type": "power_in",
        "description": "Power supply voltage pin operating at 4 V to 12 V for LM386N-3."
      },
      {
        "number": "7",
        "name": "BYPASS",
        "type": "output",
        "description": "Bypass capacitor connection for frequency compensation and output decoupling."
      },
      {
        "number": "8",
        "name": "GAIN",
        "type": "passive",
        "description": "Gain setting pin connected with external resistor and capacitor between pins 8 and 1 to configure 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-4-5-20251001",
        "primary_mode": "text",
        "consensus_model": "claude-sonnet-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [],
        "pages_sent": 34,
        "cost_usd": 0.1605,
        "at": "2026-10-05T21:09:18"
      },
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/lm386",
        "pages": 34,
        "sha256": "0fbdb3de058ef6b0",
        "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"
    }
  }
}