main
Ray Set visibility: public 83c6ce0 10d ago
123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214215216217218219220221222223224225226227228229230231232233234235236237238239240241242243244245246247248249250251252253254255256257258259260261262263264265266267268269270271272273274275276277278279280281282283284285286287288289290291292293294295296297298299300301302303304305306307308309310311312313314315316317318319320321322323324325326327328329330331332333334335336337338339340341342343344345346347348349350351352353354355356357358359360361362363364365366367368369370371372373374375376377378379380381382383384385386387388389390391392393394395396397398399400401402403404405406407408409410411412413414415416417418419420421422423424425426427428429430431432433434435436437438439440441442443444445446447448449450451452453454455456457458459460461462463464465466467468469470471472473474475476477478479480481482483484485486487488489490491492493494495496497498499500501502503504505506507508509510511512513514515516517518519520521522523524525526527528529530531532533534535536537538539540541542543544545546547548549550551552553554555556557558559560561562563564565566567568569570571572573574575576577578579580581582583584585586587588589590591592593594595596597598599600601602603604605606607608609610611612613614615616617618619620621622623624625
{
  "schema_version": 1,
  "type": "component",
  "slug": "il34119dt",
  "title": "IL34119DT",
  "brief": "IKSEMICON Audio Amplifiers, SOIC-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",
    "il34119dt",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "IL34119DT",
    "manufacturer": "IKSEMICON",
    "package": "SOIC-8",
    "pin_count": 8,
    "category": "Amplifiers/Comparators",
    "subcategory": "Audio Amplifiers",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588883819575857152",
    "parts": {
      "symbol": "il34119dt.kicad_sym",
      "footprint": "il34119dt.kicad_mod",
      "model_3d": "il34119dt-hero.glb",
      "model_3d_plain": "il34119dt-etched.glb",
      "model_3d_step": "il34119dt-etched.step",
      "model_3d_step_plain": "il34119dt.step",
      "lbr": "il34119dt.lbr"
    },
    "distributor_links": {
      "lcsc": "C412486"
    },
    "distributor_check": {
      "checked_at": "2026-10-18T03:52:03Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "CD",
        "type": "input",
        "description": "Chip Disable digital input: a logic 0 (<0.8 V) sets normal operation and a logic 1 (2.0 V) sets power-down mode, with nominal input impedance of 90 kΩ."
      },
      {
        "number": "2",
        "name": "FC2",
        "type": "passive",
        "description": "A capacitor at this pin increases power supply rejection and affects turn-on time, and the pin can be left open if the capacitor at FC1 is sufficient."
      },
      {
        "number": "3",
        "name": "FC1",
        "type": "passive",
        "description": "Analog ground for the amplifiers; a 1.0 µF capacitor here with a 5.0 µF capacitor at pin 2 provides 52 dB of power supply rejection, and the pin can be used as an alternate input."
      },
      {
        "number": "4",
        "name": "VIN",
        "type": "power_in",
        "description": "Amplifier input whose input capacitor and resistor set the low-frequency rolloff and input impedance, with the feedback resistor connected between this pin and VO1."
      },
      {
        "number": "5",
        "name": "VO1",
        "type": "output",
        "description": "Amplifier output #1, with a DC level of (VCC - 0.7 V)/2."
      },
      {
        "number": "6",
        "name": "VCC",
        "type": "power_in",
        "description": "DC supply voltage of +2.0 to +16 V is applied to this pin."
      },
      {
        "number": "7",
        "name": "GND",
        "type": "power_in",
        "description": "Ground pin for the entire circuit."
      },
      {
        "number": "8",
        "name": "VO2",
        "type": "output",
        "description": "Amplifier output #2, equal in amplitude and 180 degrees out of phase with VO1, with a DC level of (VCC - 0.7 V)/2."
      }
    ],
    "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: FC1 is described as analog ground for the amplifiers yet also as an alternate input, and FC2 is a fi; The datasheet pin assignment figure (page 1) is not present as text; pin numbers and names come from"
        ],
        "pages_sent": 7,
        "cost_usd": 0.0467,
        "at": "2026-10-18T03:50:02"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588883819575857152",
        "pages": 7,
        "sha256": "0f4f1ebfce86cbbc",
        "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": "il34119dt.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6,
          4.9,
          1.75
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "07f46cff378d30e6c27dfd5a03092c795323f86d91c71fc7e743f4f418dc553a",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "il34119dt-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6,
          4.9,
          1.75
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "e01603ee38a89c81dbc5ca9103312f2886cc246d856d907bc838d561759559c0",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "IKSEMICON",
      "Package": "SOIC-8",
      "Category": "Amplifiers/Comparators",
      "Pins": "8"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "0f4f1ebfce86cbbc1bacc6561c472d13524c7d11bfb4e0e551c2fc22778f392b",
      "rows": [
        {
          "name": "Output DC Level (VO1, VO2)",
          "symbol": "VO",
          "kind": "electrical",
          "unit": "V",
          "min": 0.75,
          "typ": null,
          "max": 1.75,
          "conditions": "VCC =3.0 V, RL =16 , Rf = 75 K",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Output High Level",
          "symbol": "VOH",
          "kind": "electrical",
          "unit": "V",
          "min": 0.5,
          "typ": null,
          "max": null,
          "conditions": "IOUT = -75 mA, VCC = 2.0 V",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Output Low Level",
          "symbol": "VOL",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 0.55,
          "conditions": "IOUT = 75 mA, 2.0 V VCC 16 V",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Output DC Offset Voltage (VO1-VO2)",
          "symbol": "VO",
          "kind": "electrical",
          "unit": "mV",
          "min": -200,
          "typ": null,
          "max": 200,
          "conditions": "VCC =6.0 V, RL =32 , Rf = 75 k",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Input Bias Current @ VIN",
          "symbol": "IIB",
          "kind": "electrical",
          "unit": "nA",
          "min": null,
          "typ": null,
          "max": 1600,
          "conditions": "VCC =6.0 V",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Equivalent Resistance @ FC1",
          "symbol": "RFC1",
          "kind": "electrical",
          "unit": "K",
          "min": 100,
          "typ": null,
          "max": 220,
          "conditions": "VCC = 6.0 V",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Equivalent Resistance @ FC2",
          "symbol": "RFC2",
          "kind": "electrical",
          "unit": "K",
          "min": 18,
          "typ": null,
          "max": 40,
          "conditions": "VCC = 6.0 V",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Minimum High-Level Input Voltage",
          "symbol": "VIH",
          "kind": "electrical",
          "unit": "V",
          "min": 2,
          "typ": null,
          "max": null,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Maximum Low-Level Input Voltage",
          "symbol": "VIL",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 0.8,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Input Resistance",
          "symbol": "RCD",
          "kind": "electrical",
          "unit": "K",
          "min": 45,
          "typ": null,
          "max": 175,
          "conditions": "VCC = VCD = 16 V",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "AC Input Resistance (VIN)",
          "symbol": "ri",
          "kind": "electrical",
          "unit": "M",
          "min": 22.5,
          "typ": null,
          "max": null,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Open Loop Gain (Amplifier #1)",
          "symbol": "AVOL1",
          "kind": "electrical",
          "unit": "dB",
          "min": 60,
          "typ": null,
          "max": null,
          "conditions": "f = 100 Hz, VCC = 6.0 V, VFC2 = 2.65 V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Closed Loop Gain (Amplifier #2)",
          "symbol": "AV2",
          "kind": "electrical",
          "unit": "dB",
          "min": -0.35,
          "typ": null,
          "max": 0.35,
          "conditions": "f = 1.0 KHz, VCC = 6.0 V, RL=32 ",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Gain Bandwidth Product",
          "symbol": "GBW",
          "kind": "electrical",
          "unit": "MHz",
          "min": 1.125,
          "typ": null,
          "max": null,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Output Power",
          "symbol": "POUT3",
          "kind": "electrical",
          "unit": "mW",
          "min": 55,
          "typ": null,
          "max": null,
          "conditions": "VCC = 3.0 V, RL = 16 , THD 10%, VFC2 = 1.15 V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Output Power",
          "symbol": "POUT12",
          "kind": "electrical",
          "unit": "mW",
          "min": 400,
          "typ": null,
          "max": null,
          "conditions": "VCC = 12.0 V, RL = 100 , THD 10%, VFC2=12 V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Total Harmonic Distortion",
          "symbol": "THD",
          "kind": "electrical",
          "unit": "%",
          "min": null,
          "typ": null,
          "max": 5,
          "conditions": "VCC = 6.0 V, RL = 32 , f = 1.0 KHz, POUT = 125 mW",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Power Supply Rejection",
          "symbol": "PSRR",
          "kind": "electrical",
          "unit": "dB",
          "min": 35,
          "typ": null,
          "max": null,
          "conditions": "VCC = 6.0 V, VCC = 3.0 V, C1 =, C2 = 0.01 F",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Muting",
          "symbol": "GMT",
          "kind": "electrical",
          "unit": "dB",
          "min": 50,
          "typ": null,
          "max": null,
          "conditions": "VCC = 6.0 V, f = 1.0 kHz, CD = 2.0 V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Maximum Power Supply Current (enabled)",
          "symbol": "ICC1",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 5,
          "conditions": "VCC =3.0 V, RL =,CD=0.8V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Maximum Power Supply Current (disabled)",
          "symbol": "ICC2",
          "kind": "electrical",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": 125,
          "conditions": "VCC =3.0 V, RL =,CD=2.0V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Supply Voltage",
          "symbol": "VCC",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 2,
          "typ": null,
          "max": 16,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Load Impedance",
          "symbol": "RL",
          "kind": "recommended_operating",
          "unit": "Ω",
          "min": 8,
          "typ": null,
          "max": 100,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Peak Load Current",
          "symbol": "IL",
          "kind": "recommended_operating",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 200,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Differential Gain (5.0 KHz bandwidth)",
          "symbol": "AVD",
          "kind": "recommended_operating",
          "unit": "dB",
          "min": 0,
          "typ": null,
          "max": 46,
          "conditions": "5.0 KHz bandwidth",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Voltage @ CD (Pin 1)",
          "symbol": "VCD",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 0,
          "typ": null,
          "max": null,
          "conditions": "Pin 1 (CD); upper limit printed as VCC",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Operating Temperature, All Package Types",
          "symbol": "TA",
          "kind": "recommended_operating",
          "unit": "C",
          "min": -20,
          "typ": null,
          "max": 70,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Supply Voltage",
          "symbol": "VCC",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 18,
          "conditions": "Printed range 1.0 to +18 V; lower bound extracted without sign",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Maximum Output Current at VO1, VO2",
          "symbol": "IOUT",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 250,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Maximum Input Voltage (FC1, FC2, CD, VIN)",
          "symbol": "VIN",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -1,
          "typ": null,
          "max": null,
          "conditions": "Upper limit printed as VCC +1.0 V",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Applied Output Voltage to VO1, VO2 when disabled",
          "symbol": "VVO",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -1,
          "typ": null,
          "max": null,
          "conditions": "Upper limit printed as VCC +1.0 V",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Storage Temperature Range",
          "symbol": "Tstg",
          "kind": "absolute_maximum",
          "unit": "C",
          "min": -65,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Package Thermal Resistance, surface mount package",
          "symbol": "JA",
          "kind": "thermal",
          "unit": "C/W",
          "min": null,
          "typ": 180,
          "max": null,
          "conditions": "Surface mount package (SOP8)",
          "source_page": 3,
          "source": "datasheet"
        }
      ]
    }
  },
  "variants": [],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "il34119dt"
  ],
  "discovery_pitch": "IL34119DT (IKSEMICON) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "il34119dt.kicad_sym",
    "il34119dt.kicad_mod",
    "il34119dt.glb",
    "il34119dt.step",
    "il34119dt.lbr",
    "docs/hero.png",
    "docs/il34119dt-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "il34119dt-hero.glb",
    "il34119dt-hero.overlay.json",
    "il34119dt-etched.glb"
  ],
  "visibility": {
    "public": true
  }
}