AD8436ACPZ-R7

{
  "schema_version": 1,
  "type": "component",
  "slug": "ad8436acpz-r7",
  "title": "AD8436ACPZ-R7",
  "brief": "Analog Devices RMS To DC Converters, LFCSP-20(4x4). Pinout extracted from the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "data acquisition",
    "ad8436acpz-r7"
  ],
  "component": {
    "mpn": "AD8436ACPZ-R7",
    "manufacturer": "Analog Devices",
    "package": "LFCSP-20(4x4)",
    "pin_count": 21,
    "category": "Data Acquisition",
    "subcategory": "RMS To DC Converters",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588918356287606784",
    "parts": {
      "symbol": "ad8436acpz-r7.kicad_sym",
      "footprint": "ad8436acpz-r7.kicad_mod",
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      "lbr": "ad8436acpz-r7.lbr"
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    "distributor_links": {},
    "pins": [
      {
        "number": "1",
        "name": "DNC",
        "type": "unconnected",
        "description": "Do Not Connect. Used for factory test - leave floating."
      },
      {
        "number": "2",
        "name": "RMS",
        "type": "input",
        "description": "AC input to the RMS core. Feeds the internal 8 kΩ RMS core input resistor."
      },
      {
        "number": "3",
        "name": "IBUFOUT",
        "type": "output",
        "description": "FET input buffer output pin. Buffered high-Z input signal available here for external routing to the RMS core."
      },
      {
        "number": "4",
        "name": "IBUFIN-",
        "type": "input",
        "description": "FET input buffer inverting input pin. Together with the optional 10 kΩ gain resistor sets the buffer gain."
      },
      {
        "number": "5",
        "name": "IBUFIN+",
        "type": "input",
        "description": "FET input buffer noninverting input pin. High-impedance (>10^12 Ω, ≤2 pF) signal input to the on-board FET buffer."
      },
      {
        "number": "6",
        "name": "IBUFGN",
        "type": "passive",
        "description": "Optional 10 kΩ precision gain resistor node for setting the FET input buffer gain (typically gain of ×2 or more)."
      },
      {
        "number": "7",
        "name": "DNC",
        "type": "unconnected",
        "description": "Do Not Connect. Used for factory test - leave floating."
      },
      {
        "number": "8",
        "name": "OGND",
        "type": "passive",
        "description": "Internal 16 kΩ I-to-V resistor node. Ground reference for the output current-to-voltage conversion."
      },
      {
        "number": "9",
        "name": "OUT",
        "type": "output",
        "description": "RMS core voltage or current output. Provides the DC-equivalent RMS result; output resistance ~16 kΩ."
      },
      {
        "number": "10",
        "name": "VEE",
        "type": "power_in",
        "description": "Negative supply rail. -2.4 V to -18 V dual-supply, or GND for single-supply operation (4.8 V to 36 V total)."
      },
      {
        "number": "11",
        "name": "IGND",
        "type": "passive",
        "description": "Half-supply node. Provides the mid-rail reference used for single-supply biasing of the input signal path."
      },
      {
        "number": "12",
        "name": "OBUFIN+",
        "type": "input",
        "description": "Output buffer noninverting input pin. Signal input to the precision DC output buffer amplifier."
      },
      {
        "number": "13",
        "name": "OBUFIN-",
        "type": "input",
        "description": "Output buffer inverting input pin. Feedback node of the precision DC output buffer."
      },
      {
        "number": "14",
        "name": "OBUFOUT",
        "type": "output",
        "description": "Output buffer output pin. Drives low-impedance loads with up to 15 mA source / 0.5 mA sink current."
      },
      {
        "number": "15",
        "name": "OBUFV+",
        "type": "power_in",
        "description": "Positive supply pin dedicated to the DC output buffer. Typically tied to VCC."
      },
      {
        "number": "16",
        "name": "IBUFV+",
        "type": "power_in",
        "description": "Positive supply pin dedicated to the FET input buffer. Typically tied to VCC."
      },
      {
        "number": "17",
        "name": "VCC",
        "type": "power_in",
        "description": "Positive supply rail for the RMS core. +2.4 V to +18 V (dual) or 4.8 V to 36 V (single supply)."
      },
      {
        "number": "18",
        "name": "CCF",
        "type": "passive",
        "description": "Connection for crest factor capacitor. External capacitor (typ. 0.1 µF) extends usable crest factor up to 10."
      },
      {
        "number": "19",
        "name": "CAVG",
        "type": "passive",
        "description": "Connection for averaging capacitor. External CAVG (typ. 10 µF) sets the RMS averaging time constant."
      },
      {
        "number": "20",
        "name": "SUM",
        "type": "input",
        "description": "Summing amplifier input pin. Signal summing node feeding the RMS core."
      },
      {
        "number": "EP",
        "name": "EP",
        "type": "passive",
        "description": "Exposed pad. Connection to ground is optional; leave floating or tie to GND for improved thermal performance."
      }
    ],
    "provenance": {
      "extractor": "ds2sf",
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588918356287606784",
        "pages": 21,
        "sha256": "257a2ad3a0ca7909",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 21,
        "described": 21,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
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        "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": "c9476a1612023de37f27b4972110ab6ac6dc0eaf5ac48957a2e1c497650082a5",
        "checked": "2026-10-07",
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    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Analog Devices",
      "Package": "LFCSP-20(4x4)",
      "Category": "Data Acquisition",
      "Pins": "21"
    }
  },
  "variants": [
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      "mpn": "AD8436ACPZ-R7",
      "kind": "packaging"
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    {
      "mpn": "AD8436ACPZ-R7BCPZ-R7",
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    },
    {
      "mpn": "AD8436ACPZ-R7BCPZ-RL",
      "kind": "packaging"
    },
    {
      "mpn": "AD8436ACPZ-R7BCPZ-WP",
      "kind": "packaging"
    },
    {
      "mpn": "AD8436ACPZ-R7JCPZ-R7",
      "kind": "packaging"
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    {
      "mpn": "AD8436ACPZ-R7JCPZ-RL",
      "kind": "packaging"
    },
    {
      "mpn": "AD8436ACPZ-R7ARQZ-R7",
      "kind": "packaging"
    },
    {
      "mpn": "AD8436ACPZ-R7ARQZ-RL",
      "kind": "packaging"
    },
    {
      "mpn": "AD8436ACPZ-R7ARQZ",
      "kind": "packaging"
    },
    {
      "mpn": "AD8436ACPZ-R7BRQZ-R7",
      "kind": "packaging"
    },
    {
      "mpn": "AD8436ACPZ-R7BRQZ-RL",
      "kind": "packaging"
    },
    {
      "mpn": "AD8436ACPZ-R7BRQZ",
      "kind": "packaging"
    }
  ],
  "sections": [
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  "discovery_triggers": [
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  "discovery_pitch": "AD8436ACPZ-R7 (Analog Devices) component page with datasheet-verified CAD.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
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  "visibility": {
    "public": true
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  "updated_at": "2026-09-24T15:43:34.775Z"
}