ADUM5402ARWZ-RL

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  "slug": "adum5402arwz-rl",
  "title": "ADUM5402ARWZ-RL",
  "brief": "Analog Devices Digital Isolators (With Power), SOIC-16-300mil. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
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  "component": {
    "mpn": "ADUM5402ARWZ-RL",
    "manufacturer": "Analog Devices",
    "package": "SOIC-16-300mil",
    "pin_count": 16,
    "category": "Signal Isolation Devices",
    "subcategory": "Digital Isolators (With Power)",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8578176955629834240",
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    "pins": [
      {
        "number": "1",
        "name": "VDD1",
        "type": "power_in",
        "description": "Primary side supply voltage, 3.0 V to 5.5 V. Powers the input side of the isolator and the isoPower DC/DC primary."
      },
      {
        "number": "2",
        "name": "GND1",
        "type": "power_in",
        "description": "Primary side ground reference. Pin 2 and Pin 8 are internally connected; tie both to the primary common ground."
      },
      {
        "number": "3",
        "name": "VIA",
        "type": "input",
        "description": "Logic input A. CMOS-level forward-channel A input on the primary side."
      },
      {
        "number": "4",
        "name": "VIB",
        "type": "input",
        "description": "Logic input B. CMOS-level forward-channel B input on the primary side."
      },
      {
        "number": "5",
        "name": "VOC",
        "type": "output",
        "description": "Logic output C. Reverse-channel C output on the primary side. VOH ≈ VDD1 - 0.3 V at IOx = -20 μA; VOL ≈ 0.0 V at IOx = 20 μA."
      },
      {
        "number": "6",
        "name": "VOD",
        "type": "output",
        "description": "Logic output D. Reverse-channel D output on the primary side. VOH ≈ VDD1 - 0.3 V at IOx = -20 μA."
      },
      {
        "number": "7",
        "name": "RCOUT",
        "type": "output",
        "description": "Regulation control output. Connects to the RCIN of an isoPower slave device to allow the ADuM5402 to control the slave's regulation function."
      },
      {
        "number": "8",
        "name": "GND1",
        "type": "power_in",
        "description": "Primary side ground reference. Internally connected to pin 2; tie both to the primary common ground."
      },
      {
        "number": "9",
        "name": "GNDISO",
        "type": "power_in",
        "description": "Isolated (secondary) side ground reference. Pin 9 and Pin 15 are internally connected; tie both to the isolated common ground."
      },
      {
        "number": "10",
        "name": "VSEL",
        "type": "input",
        "description": "Output voltage selection. Tie VSEL = VISO to set the VISO regulation setpoint to 5.0 V; tie VSEL = GNDISO to set the setpoint to 3.3 V."
      },
      {
        "number": "11",
        "name": "VID",
        "type": "input",
        "description": "Logic input D. CMOS-level reverse-channel D input on the isolated side."
      },
      {
        "number": "12",
        "name": "VIC",
        "type": "input",
        "description": "Logic input C. CMOS-level reverse-channel C input on the isolated side."
      },
      {
        "number": "13",
        "name": "VOB",
        "type": "output",
        "description": "Logic output B. Forward-channel B output on the isolated side. VOH ≈ VISO - 0.3 V at IOx = -20 μA."
      },
      {
        "number": "14",
        "name": "VOA",
        "type": "output",
        "description": "Logic output A. Forward-channel A output on the isolated side. VOH ≈ VISO - 0.3 V at IOx = -20 μA."
      },
      {
        "number": "15",
        "name": "GNDISO",
        "type": "power_in",
        "description": "Isolated (secondary) side ground reference. Internally connected to pin 9."
      },
      {
        "number": "16",
        "name": "VISO",
        "type": "power_out",
        "description": "Isolated secondary-side regulated power supply output for the isolated data channels and external load. Output is 3.3 V or 5.0 V depending on VSEL. Up to ~100 mA (5 V) or ~60 mA (3.3 V) drive."
      }
    ],
    "provenance": {
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        "pages": 24,
        "sha256": "b8a49e2871ddd8e8",
        "source_tier": "lcsc"
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      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 16,
        "described": 16,
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        "refuses_to_fabricate": true
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  },
  "metadata": {
    "specs": {
      "Manufacturer": "Analog Devices",
      "Package": "SOIC-16-300mil",
      "Category": "Signal Isolation Devices",
      "Pins": "16"
    }
  },
  "variants": [
    {
      "mpn": "ADUM5402ARWZ-RL",
      "kind": "packaging"
    },
    {
      "mpn": "ADUM5402ARWZ-RLCRWZ",
      "kind": "packaging"
    },
    {
      "mpn": "ADUM5402ARWZ-RLCRWZ-RL",
      "kind": "packaging"
    }
  ],
  "sections": [
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  "discovery_pitch": "ADUM5402ARWZ-RL (Analog Devices) component page with datasheet-verified CAD.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
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  "updated_at": "2026-09-24T16:05:11.333Z"
}