ETA1611S2G

{
  "schema_version": 1,
  "type": "component",
  "slug": "eta1611s2g",
  "title": "ETA1611S2G",
  "brief": "etasolution DC-DC Converters, SOT-23-6. 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)",
    "eta1611s2g",
    "factory-2.0.0",
    "extractor-text"
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  "component": {
    "mpn": "ETA1611S2G",
    "manufacturer": "etasolution",
    "package": "SOT-23-6",
    "pin_count": 6,
    "category": "Power Management (PMIC)",
    "subcategory": "DC-DC Converters",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590919056423657472",
    "parts": {
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      "lbr": "eta1611s2g.lbr"
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    "distributor_links": {
      "lcsc": "C22362740"
    },
    "distributor_check": {
      "checked_at": "2026-10-15T18:37:53Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "SW",
        "type": "output",
        "description": "Inductor connection: connect an inductor between SW and IN; the SW pin voltage is rated -0.3V to 25V absolute maximum."
      },
      {
        "number": "2",
        "name": "GND",
        "type": "power_in",
        "description": "Ground pin for the device."
      },
      {
        "number": "3",
        "name": "FB",
        "type": "input",
        "description": "Feedback input for current: connect an external resistor from FB to GND to set IOUT; FB is regulated to a 200mV typical reference and FB input current is 50nA max."
      },
      {
        "number": "4",
        "name": "EN",
        "type": "input",
        "description": "Multi-functional control pin for enable and PWM dimming; the IC is disabled if this pin is floating, with EN input low below 0.6V and high at or above 1.2V."
      },
      {
        "number": "5",
        "name": "IN",
        "type": "power_in",
        "description": "Input supply pin, operating from 2.7V to 6V; bypass with a 4.7μF or larger ceramic capacitor to GND."
      },
      {
        "number": "6",
        "name": "NC",
        "type": "unconnected",
        "description": "Not connected internally; leave this pin floating."
      }
    ],
    "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-configuration diagram on page 2 is garbled in the text extraction; pin numbers and names were ta; SW pin type set to 'output' (boost switch node) as an ERC judgment; the datasheet does not classify ; Datasheet pin descriptions for EN and IN contain no explicit wording beyond what is stated above; th"
        ],
        "pages_sent": 7,
        "cost_usd": 0.0353,
        "at": "2026-10-15T18:37:39"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590919056423657472",
        "pages": 7,
        "sha256": "252a771deeba938c",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 6,
        "described": 6,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
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        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          2.8,
          2.9,
          1.55
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "c9fe686b4d1b56927a41fa84a9bc1efb61d8a45a123a3db43bcaa05c2891d635",
        "checked": "2026-10-15",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
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        "sha256": "8d07aad81b24e77ddb62cd2886c62718dc87f745d490d0a1f172910678c9f3a9",
        "checked": "2026-10-15",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "etasolution",
      "Package": "SOT-23-6",
      "Category": "Power Management (PMIC)",
      "Pins": "6"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "252a771deeba938c0cd5d971a2932013b49350babbdb53c121073e985e727456",
      "rows": [
        {
          "name": "SW Voltage",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 25,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "All Other PIN Voltages",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 6.5,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Junction Temperature",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": null,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 2,
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        },
        {
          "name": "Storage Temperature Range",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -55,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Ambient Temperature Range",
          "symbol": "",
          "kind": "recommended_operating",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 85,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Junction Temperature Range",
          "symbol": "",
          "kind": "recommended_operating",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 125,
          "conditions": "",
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          "source": "datasheet"
        },
        {
          "name": "Input Voltage Range",
          "symbol": "",
          "kind": "electrical",
          "unit": "V",
          "min": 2.7,
          "typ": null,
          "max": 6,
          "conditions": "",
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          "source": "datasheet"
        },
        {
          "name": "Input UVLO Rising",
          "symbol": "",
          "kind": "electrical",
          "unit": "V",
          "min": 2,
          "typ": 2.32,
          "max": 2.6,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "FB Feedback Voltage",
          "symbol": "",
          "kind": "electrical",
          "unit": "mV",
          "min": 194,
          "typ": 200,
          "max": 206,
          "conditions": "VIN = VEN =3.6V",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Switching Frequency",
          "symbol": "",
          "kind": "electrical",
          "unit": "MHz",
          "min": 0.8,
          "typ": 1,
          "max": 1.2,
          "conditions": "VIN<4.3V",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Shutdown Supply Current at IN",
          "symbol": "",
          "kind": "electrical",
          "unit": "μA",
          "min": 0,
          "typ": null,
          "max": 5,
          "conditions": "VEN=GND",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "UVLO HYS",
          "symbol": "",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": 140,
          "max": null,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "FB Input Current",
          "symbol": "",
          "kind": "electrical",
          "unit": "nA",
          "min": null,
          "typ": 50,
          "max": null,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Quiescent Current at IN",
          "symbol": "",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 1.8,
          "max": null,
          "conditions": "Switching at Iout=0",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Quiescent Current at IN",
          "symbol": "",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 0.25,
          "max": null,
          "conditions": "No Switching",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Maximum Duty Cycle",
          "symbol": "",
          "kind": "electrical",
          "unit": "%",
          "min": null,
          "typ": 90,
          "max": null,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "NMOS Switch On Resistance",
          "symbol": "",
          "kind": "electrical",
          "unit": "Ω",
          "min": null,
          "typ": 0.1,
          "max": null,
          "conditions": "ISW =100mA",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "NMOS Switch Current Limit",
          "symbol": "",
          "kind": "electrical",
          "unit": "A",
          "min": null,
          "typ": 2.8,
          "max": null,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "SW Leakage Current",
          "symbol": "",
          "kind": "electrical",
          "unit": "μA",
          "min": null,
          "typ": 10,
          "max": null,
          "conditions": "VSW=0 or 20V, VEN=GND",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "EN Input Low Voltage",
          "symbol": "",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 0.6,
          "max": null,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "EN Input High Voltage",
          "symbol": "",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 1.2,
          "max": null,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Thermal Shutdown",
          "symbol": "",
          "kind": "electrical",
          "unit": "°C",
          "min": null,
          "typ": 150,
          "max": null,
          "conditions": "Rising, Hysteresis=10°C",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Thermal Resistance junction-to-case, SOT23-6",
          "symbol": "θJC",
          "kind": "thermal",
          "unit": "oC/W",
          "min": null,
          "typ": 50,
          "max": null,
          "conditions": "SOT23-6",
          "source_page": 2,
          "source": "datasheet"
        }
      ]
    }
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  "discovery_pitch": "ETA1611S2G (etasolution) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
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