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Ray Set visibility: public 60ca6b2 7d ago
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{
  "schema_version": 1,
  "type": "component",
  "slug": "ada4899-1yrdz-r7",
  "title": "ADA4899-1YRDZ-R7",
  "brief": "Analog Devices Operational Amplifier, SOIC-8-EP. 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",
    "ada4899-1yrdz-r7",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "ADA4899-1YRDZ-R7",
    "manufacturer": "Analog Devices",
    "package": "SOIC-8-EP",
    "pin_count": 9,
    "category": "Amplifiers/Comparators",
    "subcategory": "Operational Amplifier",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588907245174198273",
    "parts": {
      "symbol": "ada4899-1yrdz-r7.kicad_sym",
      "footprint": "ada4899-1yrdz-r7.kicad_mod",
      "model_3d": "ada4899-1yrdz-r7-hero.glb",
      "model_3d_plain": "ada4899-1yrdz-r7-etched.glb",
      "model_3d_step": "ada4899-1yrdz-r7-etched.step",
      "model_3d_step_plain": "ada4899-1yrdz-r7.step",
      "lbr": "ada4899-1yrdz-r7.lbr"
    },
    "distributor_links": {
      "lcsc": "C654316",
      "digikey": "ADA4899-1YRDZ-R7TR-ND"
    },
    "distributor_check": {
      "checked_at": "2026-10-18T11:00:43Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "ADA4899-1YRDZ-R7TR-ND",
        "status": "found"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "FEEDBACK",
        "type": "passive",
        "description": "Dedicated feedback pin connected internally to the output, placed on the opposite side of the package from the inverting input to ease connecting the feedback network to -IN."
      },
      {
        "number": "2",
        "name": "-IN",
        "type": "input",
        "description": "Inverting input; differential input voltage is limited to ±1.2 V and ±10 mA by internal protection diodes."
      },
      {
        "number": "3",
        "name": "+IN",
        "type": "input",
        "description": "Noninverting input; differential input voltage is limited to ±1.2 V and ±10 mA by internal protection diodes."
      },
      {
        "number": "4",
        "name": "-VS",
        "type": "power_in",
        "description": "Negative supply pin, isolated from the inputs for low second harmonic distortion; operating supply range is 4.5 V to 12 V total."
      },
      {
        "number": "5",
        "name": "-VS",
        "type": "power_in",
        "description": "Second negative supply pin (unused pin 5 of the standard SOIC pinout), allowing either an input-isolated or a traditional board layout."
      },
      {
        "number": "6",
        "name": "VOUT",
        "type": "output",
        "description": "Amplifier output, which drives 100 Ω loads and has a short-circuit current of 160/200 mA sinking/sourcing at ±5 V."
      },
      {
        "number": "7",
        "name": "+VS",
        "type": "power_in",
        "description": "Positive supply pin; operating supply range is 4.5 V to 12 V, with 12.6 V absolute maximum."
      },
      {
        "number": "8",
        "name": "DISABLE",
        "type": "input",
        "description": "Three-state input: pulling it low (below 2.4 V for ±5 V supply) disables the output, floating gives normal operation, and pulling it within 0.7 V of +VS (4.3 V to 5 V) enables input bias current cancellation."
      },
      {
        "number": "9",
        "name": "EPAD",
        "type": "passive",
        "description": "Exposed pad on the bottom of the package, which must be soldered to the ground plane for electrical and thermal performance."
      }
    ],
    "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+vision",
        "consensus_model": "claude-opus-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: The exposed pad has no pin number in the datasheet. I assigned it \"9\" and typed it as passive. The d; Pins 4 and 5 are both -VS, so the symbol should show two pins on the same net.; The datasheet is inconsistent on supply range. The features list says 5 V to 12 V, while the specifi",
          "vision extraction: provenance cannot be text-verified; needs consensus"
        ],
        "pages_sent": 20,
        "cost_usd": 0.3122,
        "at": "2026-10-18T10:59:02"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588907245174198273",
        "pages": 20,
        "sha256": "d9af936c09dbf1f8",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 9,
        "described": 9,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "ada4899-1yrdz-r7.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6,
          4.9,
          1.55
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "2d6f7e774e8143e3320cbd59eb5be9f3b7864614644e3b072006e1eb05fb7fa6",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "ada4899-1yrdz-r7-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6,
          4.9,
          1.55
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "3cf76334e35f416d523901eafcc59114359b2a2323cfd2af642327321fb8cb57",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Analog Devices",
      "Package": "SOIC-8-EP",
      "Category": "Amplifiers/Comparators",
      "Pins": "9"
    },
    "appearance": {
      "contacts": {
        "quote": "ground and power planes under the pins of the ADA4899-1 should be cleared of copper to prevent the formation of parasitic",
        "page": 16,
        "doc": "ds.pdf",
        "material": "copper"
      },
      "version": 1,
      "datasheet_sha256": "d9af936c09dbf1f83041dbd96177f8192e02a48f157153b50f59762b549d35c8"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "d9af936c09dbf1f83041dbd96177f8192e02a48f157153b50f59762b549d35c8",
      "rows": [
        {
          "name": "Input Offset Voltage (±5 V supply)",
          "symbol": "",
          "kind": "electrical",
          "unit": "µV",
          "min": null,
          "typ": 35,
          "max": 230,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Input Bias Current, DISABLE pin floating (±5 V supply)",
          "symbol": "",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": -6,
          "max": -12,
          "conditions": "DISABLE pin floating",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Input Bias Current, DISABLE pin = +VS (±5 V supply)",
          "symbol": "",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": -0.1,
          "max": -1,
          "conditions": "DISABLE pin = +VS",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Input Bias Offset Current (±5 V supply)",
          "symbol": "",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": 0.05,
          "max": 0.7,
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          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Open-Loop Gain (±5 V supply)",
          "symbol": "",
          "kind": "electrical",
          "unit": "dB",
          "min": 82,
          "typ": 85,
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        },
        {
          "name": "Input Common-Mode Voltage Range (±5 V supply)",
          "symbol": "",
          "kind": "electrical",
          "unit": "V",
          "min": -3.7,
          "typ": null,
          "max": 3.7,
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          "source": "datasheet"
        },
        {
          "name": "Common-Mode Rejection Ratio (±5 V supply)",
          "symbol": "",
          "kind": "electrical",
          "unit": "dB",
          "min": 98,
          "typ": 130,
          "max": null,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "DISABLE Input Threshold Voltage (±5 V supply)",
          "symbol": "",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 2.4,
          "conditions": "Output disabled",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Input Bias Current, DISABLE = +VS (enabled) (±5 V supply)",
          "symbol": "",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": 17,
          "max": 21,
          "conditions": "DISABLE = +VS (enabled)",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Input Bias Current, DISABLE = −VS (disabled) (±5 V supply)",
          "symbol": "",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": -35,
          "max": -44,
          "conditions": "DISABLE = −VS (disabled)",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Output Voltage Swing, first range (±5 V supply)",
          "symbol": "",
          "kind": "electrical",
          "unit": "V",
          "min": -3.65,
          "typ": null,
          "max": 3.65,
          "conditions": "RL = 1 kΩ",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Output Voltage Swing, second range (±5 V supply)",
          "symbol": "",
          "kind": "electrical",
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          "min": -3.7,
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          "conditions": "RL = 1 kΩ",
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          "source": "datasheet"
        },
        {
          "name": "Output Voltage Swing, first range (±5 V supply)",
          "symbol": "",
          "kind": "electrical",
          "unit": "V",
          "min": -3.13,
          "typ": null,
          "max": 3.15,
          "conditions": "RL = 100 Ω",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Output Voltage Swing, second range (±5 V supply)",
          "symbol": "",
          "kind": "electrical",
          "unit": "V",
          "min": -3.25,
          "typ": null,
          "max": 3.25,
          "conditions": "RL = 100 Ω",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Short-Circuit Current (±5 V supply)",
          "symbol": "",
          "kind": "electrical",
          "unit": "mA",
          "min": 160,
          "typ": null,
          "max": 200,
          "conditions": "Sinking/sourcing",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Operating Range (±5 V supply table)",
          "symbol": "",
          "kind": "electrical",
          "unit": "V",
          "min": 4.5,
          "typ": null,
          "max": 12,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Quiescent Current (±5 V supply)",
          "symbol": "",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 14.7,
          "max": 16.2,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Quiescent Current, disabled (±5 V supply)",
          "symbol": "",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 1.8,
          "max": 2.1,
          "conditions": "DISABLE = −VS",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Positive Power Supply Rejection Ratio (±5 V supply)",
          "symbol": "",
          "kind": "electrical",
          "unit": "dB",
          "min": 84,
          "typ": 90,
          "max": null,
          "conditions": "+VS = 4 V to 6 V (input referred)",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Negative Power Supply Rejection Ratio (±5 V supply)",
          "symbol": "",
          "kind": "electrical",
          "unit": "dB",
          "min": 87,
          "typ": 93,
          "max": null,
          "conditions": "−VS = −6 V to −4 V (input referred)",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Input Offset Voltage (+5 V supply)",
          "symbol": "",
          "kind": "electrical",
          "unit": "µV",
          "min": null,
          "typ": 5,
          "max": 210,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Input Bias Current, DISABLE pin floating (+5 V supply)",
          "symbol": "",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": -6,
          "max": -12,
          "conditions": "DISABLE pin floating",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Input Bias Current, DISABLE pin = +VS (+5 V supply)",
          "symbol": "",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": -0.2,
          "max": -1.5,
          "conditions": "DISABLE pin = +VS",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Open-Loop Gain (+5 V supply)",
          "symbol": "",
          "kind": "electrical",
          "unit": "dB",
          "min": 76,
          "typ": 80,
          "max": null,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Input Common-Mode Voltage Range (+5 V supply)",
          "symbol": "",
          "kind": "electrical",
          "unit": "V",
          "min": 1.3,
          "typ": null,
          "max": 3.7,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Common-Mode Rejection Ratio (+5 V supply)",
          "symbol": "",
          "kind": "electrical",
          "unit": "dB",
          "min": 90,
          "typ": 114,
          "max": null,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "DISABLE Input Threshold Voltage (+5 V supply)",
          "symbol": "",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 2.4,
          "conditions": "Output disabled",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Input Bias Current, DISABLE = +VS (enabled) (+5 V supply)",
          "symbol": "",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": 16,
          "max": 18,
          "conditions": "DISABLE = +VS (enabled)",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Input Bias Current, DISABLE = −VS (disabled) (+5 V supply)",
          "symbol": "",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": -33,
          "max": -42,
          "conditions": "DISABLE = −VS (disabled)",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Output Voltage Swing, first range (+5 V supply)",
          "symbol": "",
          "kind": "electrical",
          "unit": "V",
          "min": 1.25,
          "typ": null,
          "max": 3.75,
          "conditions": "RL = 1 kΩ",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Output Voltage Swing, second range (+5 V supply)",
          "symbol": "",
          "kind": "electrical",
          "unit": "V",
          "min": 1.2,
          "typ": null,
          "max": 3.8,
          "conditions": "RL = 1 kΩ",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Output Voltage Swing, first range (+5 V supply)",
          "symbol": "",
          "kind": "electrical",
          "unit": "V",
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          "conditions": "RL = 100 Ω",
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          "source": "datasheet"
        },
        {
          "name": "Output Voltage Swing, second range (+5 V supply)",
          "symbol": "",
          "kind": "electrical",
          "unit": "V",
          "min": 1.35,
          "typ": null,
          "max": 3.65,
          "conditions": "RL = 100 Ω",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Short-Circuit Current (+5 V supply)",
          "symbol": "",
          "kind": "electrical",
          "unit": "mA",
          "min": 60,
          "typ": null,
          "max": 80,
          "conditions": "Sinking/sourcing",
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          "source": "datasheet"
        },
        {
          "name": "Operating Range (+5 V supply table)",
          "symbol": "",
          "kind": "electrical",
          "unit": "V",
          "min": 4.5,
          "typ": null,
          "max": 12,
          "conditions": "",
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          "source": "datasheet"
        },
        {
          "name": "Quiescent Current (+5 V supply)",
          "symbol": "",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 14.3,
          "max": 16,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Quiescent Current, disabled (+5 V supply)",
          "symbol": "",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 1.5,
          "max": 1.7,
          "conditions": "DISABLE = −VS",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Positive Power Supply Rejection Ratio (+5 V supply)",
          "symbol": "",
          "kind": "electrical",
          "unit": "dB",
          "min": 84,
          "typ": 90,
          "max": null,
          "conditions": "+VS = 4.5 V to 5.5 V, −VS = 0 V (input referred)",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Negative Power Supply Rejection Ratio (+5 V supply)",
          "symbol": "",
          "kind": "electrical",
          "unit": "dB",
          "min": 86,
          "typ": 90,
          "max": null,
          "conditions": "+VS = 5 V, −VS = −0.5 V to +0.5 V (input referred)",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Supply Voltage",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 12.6,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Differential Input Voltage",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -1.2,
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