CAV4109V-GT2

{
  "slug": "cav4109v-gt2",
  "version": "0.1.0",
  "type": "component",
  "description": "onsemi LED Drivers, SOIC-16. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "nixie tube driver-led driver",
    "cav4109v-gt2",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "cav4109v-gt2.kicad_sym",
    "cav4109v-gt2.kicad_mod",
    "cav4109v-gt2.glb",
    "cav4109v-gt2.step",
    "cav4109v-gt2.lbr",
    "docs/hero.png",
    "docs/cav4109v-gt2-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "cav4109v-gt2-hero.glb",
    "cav4109v-gt2-hero.overlay.json",
    "cav4109v-gt2-etched.glb"
  ],
  "component": {
    "mpn": "CAV4109V-GT2",
    "manufacturer": "onsemi",
    "package": "SOIC-16",
    "pin_count": 16,
    "category": "Nixie Tube Driver/LED Driver",
    "subcategory": "LED Drivers",
    "datasheet": "https://www.onsemi.com/pdf/datasheet/cav4109v-gt2-d.pdf",
    "parts": {
      "symbol": "cav4109v-gt2.kicad_sym",
      "footprint": "cav4109v-gt2.kicad_mod",
      "model_3d": "cav4109v-gt2-hero.glb",
      "model_3d_plain": "cav4109v-gt2-etched.glb",
      "model_3d_step": "cav4109v-gt2-etched.step",
      "model_3d_step_plain": "cav4109v-gt2.step",
      "lbr": "cav4109v-gt2.lbr"
    },
    "distributor_links": {
      "lcsc": "C890502",
      "digikey": "CAV4109V-GT2OSTR-ND",
      "mouser": "863-CAV4109V-GT2"
    },
    "distributor_check": {
      "checked_at": "2026-10-23T09:21:17Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "CAV4109V-GT2OSTR-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "863-CAV4109V-GT2",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "PGND",
        "type": "power_in",
        "description": "Power ground reference pin that must be connected to the GND pin and to the ground plane on the PCB."
      },
      {
        "number": "2",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference pin for the entire device that must be connected to the ground plane on the PCB."
      },
      {
        "number": "3",
        "name": "PWM3",
        "type": "input",
        "description": "PWM control input for LED3; high turns the channel on if OE is high, low turns it off, and the pin must not be left open."
      },
      {
        "number": "4",
        "name": "PWM2",
        "type": "input",
        "description": "PWM control input for LED2; high turns the channel on if OE is high, low turns it off, and the pin must not be left open."
      },
      {
        "number": "5",
        "name": "PWM1",
        "type": "input",
        "description": "PWM control input for LED1; high turns the channel on if OE is high, low turns it off, and the pin must not be left open."
      },
      {
        "number": "6",
        "name": "RSET3",
        "type": "passive",
        "description": "LED current set pin for LED3; the current pulled out of this pin is mirrored in the LED3 channel with a gain of 400 (regulated to 1.2 V)."
      },
      {
        "number": "7",
        "name": "RSET2",
        "type": "passive",
        "description": "LED current set pin for LED2; the current pulled out of this pin is mirrored in the LED2 channel with a gain of 400 (regulated to 1.2 V)."
      },
      {
        "number": "8",
        "name": "RSET1",
        "type": "passive",
        "description": "LED current set pin for LED1; the current pulled out of this pin is mirrored in the LED1 channel with a gain of 400 (regulated to 1.2 V)."
      },
      {
        "number": "9",
        "name": "LED3",
        "type": "passive",
        "description": "LED channel 3 cathode current-sink terminal, needing more than 0.4 V to operate correctly and withstanding up to 25 V."
      },
      {
        "number": "10",
        "name": "LED2",
        "type": "passive",
        "description": "LED channel 2 cathode current-sink terminal, needing more than 0.4 V to operate correctly and withstanding up to 25 V."
      },
      {
        "number": "11",
        "name": "LED1",
        "type": "passive",
        "description": "LED channel 1 cathode current-sink terminal, needing more than 0.4 V to operate correctly and withstanding up to 25 V."
      },
      {
        "number": "12",
        "name": "NC",
        "type": "unconnected",
        "description": "Not connected inside package."
      },
      {
        "number": "13",
        "name": "NC",
        "type": "unconnected",
        "description": "Not connected inside package."
      },
      {
        "number": "14",
        "name": "NC",
        "type": "unconnected",
        "description": "Not connected inside package."
      },
      {
        "number": "15",
        "name": "OE",
        "type": "input",
        "description": "Output enable input; when low all LED channels are off and the device enters shutdown if low longer than tPWRDWN (4 to 8 ms)."
      },
      {
        "number": "16",
        "name": "VDD",
        "type": "power_in",
        "description": "Positive supply pin for the entire device (3.0 V to 5.5 V), with a 1 µF ceramic bypass capacitor recommended to ground."
      }
    ],
    "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",
        "consensus_model": "claude-sonnet-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [],
        "pages_sent": 11,
        "cost_usd": 0.101,
        "at": "2026-10-23T09:21:03"
      },
      "datasheet": {
        "url": "https://www.onsemi.com/pdf/datasheet/cav4109v-gt2-d.pdf",
        "pages": 11,
        "sha256": "cb1d9ae343288edf",
        "source_tier": "mfr"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 16,
        "described": 16,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "cav4109v-gt2.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.0,
          9.9,
          1.75
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "d5eeddb4c0b304dc61950919b126fc61d7586abd5f16ab71a2a79759ec6498bf",
        "checked": "2026-10-23",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "cav4109v-gt2-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "8bc5fb4c2d5b1a6a1dba72e69ec18a9c666f02670fcf73aebad52b28a5a66b8d",
        "checked": "2026-10-23",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}