ADUM4146BRWZ-RL

{
  "schema_version": 1,
  "type": "component",
  "slug": "adum4146brwz-rl",
  "title": "ADUM4146BRWZ-RL",
  "brief": "Analog Devices Isolators - Gate Drivers, SOIC-16. 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",
    "power management (pmic)",
    "adum4146brwz-rl",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "ADUM4146BRWZ-RL",
    "manufacturer": "Analog Devices",
    "package": "SOIC-16",
    "pin_count": 16,
    "category": "Power Management (PMIC)",
    "subcategory": "Isolators - Gate Drivers",
    "datasheet": "https://www.analog.com/media/en/technical-documentation/data-sheets/adum4146.pdf",
    "parts": {
      "symbol": "adum4146brwz-rl.kicad_sym",
      "footprint": "adum4146brwz-rl.kicad_mod",
      "model_3d": "adum4146brwz-rl-hero.glb",
      "model_3d_plain": "adum4146brwz-rl-etched.glb",
      "model_3d_step": "adum4146brwz-rl-etched.step",
      "model_3d_step_plain": "adum4146brwz-rl.step",
      "lbr": "adum4146brwz-rl.lbr"
    },
    "distributor_links": {
      "lcsc": "C17612170",
      "digikey": "505-ADUM4146BRWZ-RLTR-ND",
      "mouser": "584-ADUM4146BRWZ-RL"
    },
    "distributor_check": {
      "checked_at": "2026-10-28T16:36:08Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "505-ADUM4146BRWZ-RLTR-ND",
        "status": "found"
      },
      "mouser": {
        "pn": "584-ADUM4146BRWZ-RL",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "VSS1",
        "type": "power_in",
        "description": "Ground reference for the primary side, referenced as the low-side voltage reference for VDD1 and the logic inputs."
      },
      {
        "number": "2",
        "name": "VI+",
        "type": "input",
        "description": "Positive logic CMOS drive input; with VI− low it accepts positive logic, and it is referenced to VSS1 with VIH of 0.7 × VDD1 and VIL of 0.3 × VDD1 for 2.5 V ≤ VDD1 ≤ 5 V."
      },
      {
        "number": "3",
        "name": "VI−",
        "type": "input",
        "description": "Negative logic CMOS drive input; with VI+ held high it accepts negative logic, and it is referenced to VSS1 with the same logic thresholds as VI+."
      },
      {
        "number": "4",
        "name": "READY",
        "type": "output",
        "description": "Open-drain logic output that goes low during UVLO or thermal shutdown and must be pulled up to read; a low state precludes the gate drive output from going high."
      },
      {
        "number": "5",
        "name": "FAULT",
        "type": "output",
        "description": "Open-drain logic output that goes low when a desaturation fault occurs and must be pulled up to read; a fault precludes the gate drive output from going high."
      },
      {
        "number": "6",
        "name": "RESET",
        "type": "input",
        "description": "CMOS input that clears a fault when held low for at least 500 ns (tDEB_RESET 500 ns typical) and has an internal 300 kΩ pull-down."
      },
      {
        "number": "7",
        "name": "VDD1",
        "type": "power_in",
        "description": "Primary-side input supply, specified as 2.5 V to 5.5 V in Table 9 (see review note), referenced to VSS1."
      },
      {
        "number": "8",
        "name": "VSS1",
        "type": "power_in",
        "description": "Ground reference for the primary side (shorted internally to pin 1)."
      },
      {
        "number": "9",
        "name": "VSS2",
        "type": "power_in",
        "description": "Negative supply for the secondary side, −15 V to 0 V, referenced to GND2."
      },
      {
        "number": "10",
        "name": "DESAT",
        "type": "input",
        "description": "Desaturation detection input that connects to an external current source or pull-up resistor; a voltage above VDESAT,TH (9.2 V Grade B, 3.5 V Grade A and C) asserts a fault."
      },
      {
        "number": "11",
        "name": "GND2",
        "type": "power_in",
        "description": "Ground reference for the secondary side, connected to the source of the SiC MOSFET being driven."
      },
      {
        "number": "12",
        "name": "VOUT_OFF",
        "type": "output",
        "description": "Gate drive output current path for the turn-off signal, which is also switched on during RESET to pull the gate low."
      },
      {
        "number": "13",
        "name": "VDD2",
        "type": "power_in",
        "description": "Secondary-side input supply, 12 V to 30 V, referenced to VSS2, with VDD2 − VSS2 not to exceed 30 V."
      },
      {
        "number": "14",
        "name": "VOUT_ON",
        "type": "output",
        "description": "Gate drive output current path for the turn-on signal."
      },
      {
        "number": "15",
        "name": "GATE_SENSE",
        "type": "bidirectional",
        "description": "Gate voltage sense input that connects to the power device gate and Miller clamp output; tie to VSS2 when the Miller clamp is not used."
      },
      {
        "number": "16",
        "name": "VSS2",
        "type": "power_in",
        "description": "Negative supply for the secondary side, −15 V to 0 V, referenced to GND2 (shorted internally to pin 9)."
      }
    ],
    "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: Pin 7 VDD1 is listed as 2.5 V to 5.5 V in Table 9, but 2.5 V to 6 V in Table 6 and the Electrical Ch; Pin types are inferred from the Table 9 mnemonics and descriptions because the pin configuration fig; Package is taken from the ordering guide: ADUM4146BRWZ-RL is 16-lead SOIC Wide (RW-16, SOIC_W). The "
        ],
        "pages_sent": 17,
        "cost_usd": 0.0278,
        "at": "2026-10-28T16:35:59"
      },
      "datasheet": {
        "url": "https://www.analog.com/media/en/technical-documentation/data-sheets/adum4146.pdf",
        "pages": 17,
        "sha256": "82d414a6f5eff6ec",
        "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": "adum4146brwz-rl.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6,
          9.9,
          1.75
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "d5eeddb4c0b304dc61950919b126fc61d7586abd5f16ab71a2a79759ec6498bf",
        "checked": "2026-10-28",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "adum4146brwz-rl-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6,
          9.9,
          1.75
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "107a0934225466f3d31b640b2f9d2d273c7ccbe1196a82ab751cf525333d0f5d",
        "checked": "2026-10-28",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Analog Devices",
      "Package": "SOIC-16",
      "Category": "Power Management (PMIC)",
      "Pins": "16"
    },
    "appearance": {
      "housing": {
        "quote": "In accordance with DIN V VDE V 0884-11, each ADuM4146 is proof tested by applying an insulation test voltage ≥ 4031 V peak for 1 second (partial discharge detection limit = 5 pC).",
        "page": 6,
        "doc": "ds.pdf",
        "material": "pC"
      },
      "version": 1,
      "datasheet_sha256": "82d414a6f5eff6ec8cf3ea12675a85a96ff292fd2421264ad251d1fdf2b21ae1"
    }
  },
  "variants": [],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "adum4146brwz-rl"
  ],
  "discovery_pitch": "ADUM4146BRWZ-RL (Analog Devices) 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",
    "adum4146brwz-rl.kicad_sym",
    "adum4146brwz-rl.kicad_mod",
    "adum4146brwz-rl.glb",
    "adum4146brwz-rl.step",
    "adum4146brwz-rl.lbr",
    "docs/hero.png",
    "docs/adum4146brwz-rl-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "adum4146brwz-rl-hero.glb",
    "adum4146brwz-rl-hero.overlay.json",
    "adum4146brwz-rl-etched.glb"
  ],
  "visibility": {
    "public": true
  }
}