PA1517G-D18-T

{
  "slug": "pa1517g-d18-t",
  "version": "0.1.0",
  "type": "component",
  "description": "UTC(Unisonic Tech) Audio Power OpAmps, DIP-18. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "amplifiers",
    "pa1517g-d18-t",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "pa1517g-d18-t.kicad_sym",
    "pa1517g-d18-t.kicad_mod",
    "pa1517g-d18-t.glb",
    "pa1517g-d18-t.step",
    "pa1517g-d18-t.lbr",
    "docs/hero.png",
    "docs/pa1517g-d18-t-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "pa1517g-d18-t-hero.glb",
    "pa1517g-d18-t-hero.overlay.json",
    "pa1517g-d18-t-etched.glb"
  ],
  "component": {
    "mpn": "PA1517G-D18-T",
    "manufacturer": "UTC(Unisonic Tech)",
    "package": "DIP-18",
    "pin_count": 18,
    "category": "Amplifiers",
    "subcategory": "Audio Power OpAmps",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/9dbbd5df288f4698aa682cbedd6b8386.pdf",
    "parts": {
      "symbol": "pa1517g-d18-t.kicad_sym",
      "footprint": "pa1517g-d18-t.kicad_mod",
      "model_3d": "pa1517g-d18-t-hero.glb",
      "model_3d_plain": "pa1517g-d18-t-etched.glb",
      "model_3d_step": "pa1517g-d18-t-etched.step",
      "model_3d_step_plain": "pa1517g-d18-t.step",
      "lbr": "pa1517g-d18-t.lbr"
    },
    "distributor_links": {
      "lcsc": "C127026"
    },
    "distributor_check": {
      "checked_at": "2026-10-29T17:27:00Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "-INV1",
        "type": "input",
        "description": "Non-inverting input of channel 1, with a typical input impedance of 60 kΩ (50 kΩ min, 75 kΩ max) and a 220 nF series coupling capacitor in the typical application."
      },
      {
        "number": "2",
        "name": "SGND",
        "type": "power_in",
        "description": "Signal ground, which is the ground reference for the input stage and is kept separate from power ground in the typical application."
      },
      {
        "number": "3",
        "name": "SVRR",
        "type": "passive",
        "description": "Output of the supply voltage ripple rejection stage, decoupled with a 100 µF capacitor to ground in the typical application (ripple rejection 48 dB min)."
      },
      {
        "number": "4",
        "name": "OUT1",
        "type": "output",
        "description": "Channel 1 power output, rated for 2.5 A repetitive and 4 A non-repetitive peak current and AC/DC short-circuit safe to ground and VCC."
      },
      {
        "number": "5",
        "name": "PGND",
        "type": "power_in",
        "description": "Power ground (substrate), the return for the output power stages."
      },
      {
        "number": "6",
        "name": "OUT2",
        "type": "output",
        "description": "Channel 2 power output, rated for 2.5 A repetitive and 4 A non-repetitive peak current and AC/DC short-circuit safe to ground and VCC."
      },
      {
        "number": "7",
        "name": "VCC",
        "type": "power_in",
        "description": "Supply voltage input, 6.0 V to 18.0 V operating (14.4 V typical), with an absolute maximum of 18 V operating and 20 V with no signal."
      },
      {
        "number": "8",
        "name": "M/SS",
        "type": "input",
        "description": "Mute/standby switch input: the device is on above 8.5 V (up to 18 V), muted between 3.3 V and 6.4 V, and in standby below 2 V (ISB below 100 µA)."
      },
      {
        "number": "9",
        "name": "-INV2",
        "type": "input",
        "description": "Non-inverting input of channel 2, with a typical input impedance of 60 kΩ (50 kΩ min, 75 kΩ max) and a 220 nF series coupling capacitor in the typical application."
      },
      {
        "number": "10",
        "name": "GND",
        "type": "power_in",
        "description": "Ground pin."
      },
      {
        "number": "11",
        "name": "GND",
        "type": "power_in",
        "description": "Ground pin."
      },
      {
        "number": "12",
        "name": "GND",
        "type": "power_in",
        "description": "Ground pin."
      },
      {
        "number": "13",
        "name": "GND",
        "type": "power_in",
        "description": "Ground pin."
      },
      {
        "number": "14",
        "name": "GND",
        "type": "power_in",
        "description": "Ground pin."
      },
      {
        "number": "15",
        "name": "GND",
        "type": "power_in",
        "description": "Ground pin."
      },
      {
        "number": "16",
        "name": "GND",
        "type": "power_in",
        "description": "Ground pin."
      },
      {
        "number": "17",
        "name": "GND",
        "type": "power_in",
        "description": "Ground pin."
      },
      {
        "number": "18",
        "name": "GND",
        "type": "power_in",
        "description": "Ground pin."
      }
    ],
    "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: The datasheet names pins 1 and 9 '-INV1' and '-INV2' but describes them as non-inverting inputs. The; SVRR is described as the 'output of supply voltage ripple rejection', but the typical application co; The DIP-18 package drawing shows pins 10 to 18 all labelled GND. The block diagram groups them as 'G",
          "vision extraction: provenance cannot be text-verified; needs consensus"
        ],
        "pages_sent": 9,
        "cost_usd": 0.0526,
        "at": "2026-10-29T17:26:52"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/9dbbd5df288f4698aa682cbedd6b8386.pdf",
        "pages": 9,
        "sha256": "94a1c22e77ca1f58",
        "source_tier": "mfr"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 18,
        "described": 18,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "pa1517g-d18-t.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "body on z = 0, through-hole leads below",
        "extents_mm": [
          7.874,
          22.86,
          6.98
        ],
        "zmin_mm": -3.3,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "c9e1ad672f0603e5818e9d0329669eb09ec9fa91bae3fdad8cdfa245e05c3b5f",
        "checked": "2026-10-29",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "pa1517g-d18-t-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "body on z = 0, through-hole leads below",
        "extents_mm": [
          7.874,
          22.86,
          6.98
        ],
        "zmin_mm": -3.3,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "b1c97a85cfd85a88a3ff0f48e222800aaf393b8911455e18733ea37635af9fe5",
        "checked": "2026-10-29",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}