EG1166

{
  "slug": "eg1166",
  "version": "0.1.0",
  "type": "component",
  "description": "EG Micro AC-DC Controllers And Regulators, SOP-16. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "power management (pmic)",
    "eg1166",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
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    "path": "docs/hero.png"
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    "eg1166.lbr",
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    "docs/eg1166-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
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  "component": {
    "mpn": "EG1166",
    "manufacturer": "EG Micro",
    "package": "SOP-16",
    "pin_count": 16,
    "category": "Power Management (PMIC)",
    "subcategory": "AC-DC Controllers And Regulators",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588886689015717888",
    "parts": {
      "symbol": "eg1166.kicad_sym",
      "footprint": "eg1166.kicad_mod",
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      "model_3d_plain": "eg1166-etched.glb",
      "model_3d_step": "eg1166-etched.step",
      "model_3d_step_plain": "eg1166.step",
      "lbr": "eg1166.lbr"
    },
    "distributor_links": {
      "lcsc": "C782861"
    },
    "distributor_check": {
      "checked_at": "2026-10-18T11:25:31Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "REF5V",
        "type": "output",
        "description": "Provides the 5V reference output, which can supply up to 10mA and should be bypassed with a close 1uF ceramic capacitor."
      },
      {
        "number": "2",
        "name": "EN",
        "type": "input",
        "description": "Enable input with a 1.2V comparison threshold; when the pin is below 1.2V the chip enters standby and the 5V output is turned off."
      },
      {
        "number": "3",
        "name": "SS",
        "type": "input",
        "description": "Soft-start pin where an external capacitor sets the voltage rise rate and therefore the soft-start time."
      },
      {
        "number": "4",
        "name": "VSS",
        "type": "power_in",
        "description": "Analog signal ground (AGND) for the chip's control circuitry."
      },
      {
        "number": "5",
        "name": "CP",
        "type": "input",
        "description": "Oscillator timing pin where an external capacitor Cp sets the switching frequency according to f = 6.6×10^6 / Cp (Cp in pF), giving about 66kHz at 100pF."
      },
      {
        "number": "6",
        "name": "ERRO",
        "type": "output",
        "description": "Output of the voltage-loop error amplifier."
      },
      {
        "number": "7",
        "name": "FB",
        "type": "input",
        "description": "Negative input of the voltage-loop error amplifier, regulated to a 1.2V reference (1.188V to 1.212V)."
      },
      {
        "number": "8",
        "name": "PPWM",
        "type": "output",
        "description": "Early (advanced) PWM output that leads the HO drive by about 400ns."
      },
      {
        "number": "9",
        "name": "PPWMN",
        "type": "output",
        "description": "Inverted early PWM output that leads the HO drive by about 400ns."
      },
      {
        "number": "10",
        "name": "IS",
        "type": "input",
        "description": "Current comparator input, where the peak current limit is set by IPK = 180mV / Rsen referenced to COM."
      },
      {
        "number": "11",
        "name": "LO",
        "type": "output",
        "description": "Drives the low-side power MOSFET on and off, with a 600V-rated half-bridge driver stage on the chip."
      },
      {
        "number": "12",
        "name": "COM",
        "type": "power_in",
        "description": "Power ground (PGND) for the gate-drive and output stage."
      },
      {
        "number": "13",
        "name": "VCC",
        "type": "power_in",
        "description": "Chip supply input with an operating range of 9V to 20V, with UVLO turn-on at about 16V and turn-off at about 8V to 9V."
      },
      {
        "number": "14",
        "name": "VS",
        "type": "power_in",
        "description": "High-side floating ground reference for the high-side driver."
      },
      {
        "number": "15",
        "name": "VB",
        "type": "power_in",
        "description": "High-side floating supply for the high-side driver, rated up to 600V relative to VS."
      },
      {
        "number": "16",
        "name": "HO",
        "type": "output",
        "description": "Drives the high-side power MOSFET on and off."
      }
    ],
    "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: The datasheet only gives the pin table for the SOP16 package (its features list 'SOP16' and section ; The pin table lists VS as 'O' (output); it is a floating ground reference, so the KiCad class output; VSS (AGND) and COM (PGND) were mapped to power_in per the ground rule. The datasheet labels them as "
        ],
        "pages_sent": 12,
        "cost_usd": 0.0384,
        "at": "2026-10-18T11:23:50"
      },
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        "pages": 12,
        "sha256": "b653e8a6cf855d43",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 16,
        "described": 16,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
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}