PAM8019KGR

{
  "slug": "pam8019kgr",
  "version": "0.1.0",
  "type": "component",
  "description": "Diodes Incorporated Global Sourcing Parts, QFN-20-EP(4x4). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "global sourcing parts",
    "pam8019kgr",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "pam8019kgr.kicad_sym",
    "pam8019kgr.kicad_mod",
    "pam8019kgr.glb",
    "pam8019kgr.step",
    "pam8019kgr.lbr",
    "docs/hero.png",
    "docs/pam8019kgr-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "pam8019kgr-hero.glb",
    "pam8019kgr-hero.overlay.json",
    "pam8019kgr-etched.glb"
  ],
  "component": {
    "mpn": "PAM8019KGR",
    "manufacturer": "Diodes Incorporated",
    "package": "QFN-20-EP(4x4)",
    "pin_count": 21,
    "category": "Global Sourcing Parts",
    "subcategory": "Global Sourcing Parts",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588913960350965760",
    "parts": {
      "symbol": "pam8019kgr.kicad_sym",
      "footprint": "pam8019kgr.kicad_mod",
      "model_3d": "pam8019kgr-hero.glb",
      "model_3d_plain": "pam8019kgr-etched.glb",
      "model_3d_step": "pam8019kgr-etched.step",
      "model_3d_step_plain": "pam8019kgr.step",
      "lbr": "pam8019kgr.lbr"
    },
    "distributor_links": {
      "lcsc": "C507850"
    },
    "distributor_check": {
      "checked_at": "2026-10-17T23:05:37Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "ROUTN",
        "type": "output",
        "description": "Right-channel class-D power amplifier output, which the datasheet describes as the positive output (label and description conflict with pin 19; see review)."
      },
      {
        "number": "2",
        "name": "HPROUT",
        "type": "output",
        "description": "Headphone right-channel output of the Class AB headphone amplifier, used when HP/SPK is high."
      },
      {
        "number": "3",
        "name": "SD",
        "type": "input",
        "description": "Full-chip shutdown control input, active low, with an internal pullup so it may be left floating; VIH min 1.4 V and VIL max 0.6 V."
      },
      {
        "number": "4",
        "name": "Bypass",
        "type": "passive",
        "description": "Bias voltage for the power amplifier; a ceramic bypass capacitor of 0.47 µF to 1.0 µF is recommended, and its value sets the startup rate."
      },
      {
        "number": "5",
        "name": "RIN",
        "type": "input",
        "description": "Negative (inverting) input of the right-channel power amplifier."
      },
      {
        "number": "6",
        "name": "GND",
        "type": "power_in",
        "description": "Ground connection."
      },
      {
        "number": "7",
        "name": "LIN",
        "type": "input",
        "description": "Negative (inverting) input of the left-channel power amplifier."
      },
      {
        "number": "8",
        "name": "Volume",
        "type": "input",
        "description": "Internal gain setting input; connect to VDD to set the maximum gain to +20 dB."
      },
      {
        "number": "9",
        "name": "Mute",
        "type": "input",
        "description": "Mute control input, active high: logic high disables the class-D outputs and logic low enables them; VIH min 1.4 V, VIL max 0.6 V, with internal pulldown so it may be left floating."
      },
      {
        "number": "10",
        "name": "HP/SPK",
        "type": "input",
        "description": "Output mode control input: high selects headphone mode and low selects speaker mode; high threshold 0.8 x VDD to VDD, low threshold 0 to 1.0 V."
      },
      {
        "number": "11",
        "name": "PL",
        "type": "passive",
        "description": "Power limit reference voltage for the non-clip power limit (NCPL) function, set through the resistor network described in the application information; NCPL is disabled when PL is floating."
      },
      {
        "number": "12",
        "name": "UVP",
        "type": "input",
        "description": "Undervoltage protection input with a 1.2 V shutdown threshold, set externally by a resistor divider that also sets hysteresis."
      },
      {
        "number": "13",
        "name": "VDD",
        "type": "power_in",
        "description": "Supply voltage, 2.8 V to 5.5 V."
      },
      {
        "number": "14",
        "name": "HPLOUT",
        "type": "output",
        "description": "Headphone left-channel output of the Class AB headphone amplifier, used when HP/SPK is high."
      },
      {
        "number": "15",
        "name": "LOUTN",
        "type": "output",
        "description": "Left-channel class-D power amplifier negative output."
      },
      {
        "number": "16",
        "name": "VDD",
        "type": "power_in",
        "description": "Supply voltage, 2.8 V to 5.5 V."
      },
      {
        "number": "17",
        "name": "LOUTP",
        "type": "output",
        "description": "Left-channel class-D power amplifier positive output."
      },
      {
        "number": "18",
        "name": "GND",
        "type": "power_in",
        "description": "Ground connection."
      },
      {
        "number": "19",
        "name": "ROUTP",
        "type": "output",
        "description": "Right-channel class-D power amplifier output, which the datasheet describes as the negative output (label and description conflict with pin 1; see review)."
      },
      {
        "number": "20",
        "name": "VDD",
        "type": "power_in",
        "description": "Supply voltage, 2.8 V to 5.5 V."
      },
      {
        "number": "21",
        "name": "EP",
        "type": "passive",
        "description": "Exposed pad (from the footprint; not named in the datasheet pin table)."
      }
    ],
    "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: Page 3 labels ROUTN as the right-channel positive output and ROUTP as the negative output, which is ; The exposed pad is listed as GND (connect to ground recommended) or no connect. Its number is given ; The datasheet states the PAM8019 is not recommended for new designs and points to the PAM8019E. The ",
          "exposed pad 21 added from the footprint",
          "dropped thermal pad ['EP'] absent from footprint"
        ],
        "pages_sent": 12,
        "cost_usd": 0.0851,
        "at": "2026-10-17T23:04:07"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588913960350965760",
        "pages": 12,
        "sha256": "2b5649780e25538b",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 21,
        "described": 21,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "pam8019kgr.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          4.0,
          4.0,
          0.77
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "c9476a1612023de37f27b4972110ab6ac6dc0eaf5ac48957a2e1c497650082a5",
        "checked": "2026-10-17",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "pam8019kgr-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          4.0,
          4.0,
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        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "1b110dd9388e2497eb658a95f9f18804f81d7072d5bc67d6f9050b9e51077fdf",
        "checked": "2026-10-17",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}