AD4150B

{
  "slug": "ad4150b",
  "version": "0.1.0",
  "type": "component",
  "description": "IDCHIP Audio Amplifiers, MSOP-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "amplifiers-comparators",
    "ad4150b",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "ad4150b.kicad_sym",
    "ad4150b.kicad_mod",
    "ad4150b.glb",
    "ad4150b.step",
    "ad4150b.lbr",
    "docs/hero.png",
    "docs/ad4150b-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "ad4150b-hero.glb",
    "ad4150b-hero.overlay.json",
    "ad4150b-etched.glb"
  ],
  "component": {
    "mpn": "AD4150B",
    "manufacturer": "IDCHIP",
    "package": "MSOP-8",
    "pin_count": 8,
    "category": "Amplifiers/Comparators",
    "subcategory": "Audio Amplifiers",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590316456140709888",
    "parts": {
      "symbol": "ad4150b.kicad_sym",
      "footprint": "ad4150b.kicad_mod",
      "model_3d": "ad4150b-hero.glb",
      "model_3d_plain": "ad4150b-etched.glb",
      "model_3d_step": "ad4150b-etched.step",
      "model_3d_step_plain": "ad4150b.step",
      "lbr": "ad4150b.lbr"
    },
    "distributor_links": {
      "lcsc": "C5125078"
    },
    "distributor_check": {
      "checked_at": "2026-10-17T23:13:18Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "SD",
        "type": "input",
        "description": "Shutdown control input: high level for normal operation, low level stops the chip (shutdown current 0.2 µA typ); must be held at a stable voltage."
      },
      {
        "number": "2",
        "name": "BYP",
        "type": "passive",
        "description": "Bias voltage (VDD/2) output; connect a 0.1 µF to 1 µF bypass capacitor CB (1 µF or larger recommended)."
      },
      {
        "number": "3",
        "name": "NC",
        "type": "unconnected",
        "description": "No function; the datasheet states pin 3 has no function (typical circuit ties it to the BYP net)."
      },
      {
        "number": "4",
        "name": "INN",
        "type": "input",
        "description": "Analog inverting input; gain set by external input resistor Ri via AVD=2*(120K/Ri), with input coupling capacitor Ci."
      },
      {
        "number": "5",
        "name": "VO1",
        "type": "output",
        "description": "Analog output 1 of the bridge-tied load amplifier, connected to one speaker terminal."
      },
      {
        "number": "6",
        "name": "VDD",
        "type": "power_in",
        "description": "Positive power supply, 1.8V to 5.5V operating range, with decoupling capacitor close to the pin."
      },
      {
        "number": "7",
        "name": "GND",
        "type": "power_in",
        "description": "Power ground."
      },
      {
        "number": "8",
        "name": "VO2",
        "type": "output",
        "description": "Analog output 2 of the bridge-tied load amplifier, connected to the other speaker terminal."
      }
    ],
    "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": [
          "extractor flagged: Pin 3 is listed as NC in the table and the datasheet says it has no function, but the typical applic; The BYP pin type is inferred as passive because it is a bias output that only drives an external cap",
          "vision extraction: provenance cannot be text-verified; needs consensus"
        ],
        "pages_sent": 7,
        "cost_usd": 0.1214,
        "at": "2026-10-17T23:11:27"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590316456140709888",
        "pages": 7,
        "sha256": "8adc4d213395484a",
        "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": "ad4150b.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": "2026-10-17",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "ad4150b-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": "b46599dd91682cbb468a203f440d690ea72241daa3fd1ea409763873ddedf37b",
        "checked": "2026-10-17",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}