EA8253P8R

{
  "slug": "ea8253p8r",
  "version": "0.1.0",
  "type": "component",
  "description": "Everanalog IC design DC-DC Converters, SOP-8-EP. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "power management (pmic)",
    "ea8253p8r",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "ea8253p8r.kicad_sym",
    "ea8253p8r.kicad_mod",
    "ea8253p8r.glb",
    "ea8253p8r.step",
    "ea8253p8r.lbr",
    "docs/hero.png",
    "docs/ea8253p8r-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "ea8253p8r-hero.glb",
    "ea8253p8r-hero.overlay.json",
    "ea8253p8r-etched.glb"
  ],
  "component": {
    "mpn": "EA8253P8R",
    "manufacturer": "Everanalog IC design",
    "package": "SOP-8-EP",
    "pin_count": 9,
    "category": "Power Management (PMIC)",
    "subcategory": "DC-DC Converters",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/3d4e531a22d86adc65837e8cddc70941.pdf",
    "parts": {
      "symbol": "ea8253p8r.kicad_sym",
      "footprint": "ea8253p8r.kicad_mod",
      "model_3d": "ea8253p8r-hero.glb",
      "model_3d_plain": "ea8253p8r-etched.glb",
      "model_3d_step": "ea8253p8r-etched.step",
      "model_3d_step_plain": "ea8253p8r.step",
      "lbr": "ea8253p8r.lbr"
    },
    "distributor_links": {
      "lcsc": "C22462488"
    },
    "distributor_check": {
      "checked_at": "2026-10-26T19:01:45Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "BOOT",
        "type": "power_in",
        "description": "Power input of the internal high side N-MOSFET gate driver; connect a 33nF ceramic capacitor from BOOT to SWITCH."
      },
      {
        "number": "2",
        "name": "PWR",
        "type": "power_in",
        "description": "Power input pin of the EA8253 (4.6V to 23V operating); use two 10uF MLCC capacitors between PWR and GND."
      },
      {
        "number": "3",
        "name": "SWITCH",
        "type": "output",
        "description": "Internal MOSFET switching output; connect to a low pass filter (inductor and output capacitor) to obtain a stable DC output voltage."
      },
      {
        "number": "4",
        "name": "GND",
        "type": "power_in",
        "description": "Ground pin."
      },
      {
        "number": "5",
        "name": "FBK",
        "type": "input",
        "description": "Feedback input; connect to GND and VOUT through a voltage divider to set the output voltage (reference 0.766V)."
      },
      {
        "number": "6",
        "name": "NC",
        "type": "unconnected",
        "description": "Not connected."
      },
      {
        "number": "7",
        "name": "RUN",
        "type": "input",
        "description": "On/off control input: above 2V enables, below 0.4V shuts down; connect to PWR via a 150KΩ pull-up resistor for automatic startup."
      },
      {
        "number": "8",
        "name": "SST",
        "type": "passive",
        "description": "Soft-start input; connect a ceramic capacitor between SST and GND to set the soft-start time."
      },
      {
        "number": "9",
        "name": "EP",
        "type": "passive",
        "description": "Exposed pad; solder well to the GND plane of the PCB for cooling."
      }
    ],
    "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",
        "consensus_model": "claude-sonnet-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: EP is described as needing connection to the GND plane, but the datasheet does not explicitly state ; The datasheet does not state pin directions; SWITCH typed output and SST typed passive by inference "
        ],
        "pages_sent": 9,
        "cost_usd": 0.0695,
        "at": "2026-10-26T19:01:32"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/3d4e531a22d86adc65837e8cddc70941.pdf",
        "pages": 9,
        "sha256": "61a724e760da3317",
        "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": "ea8253p8r.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.0,
          4.9,
          1.55
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "2d6f7e774e8143e3320cbd59eb5be9f3b7864614644e3b072006e1eb05fb7fa6",
        "checked": "2026-10-26",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "ea8253p8r-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.0,
          4.9,
          1.55
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "f9a97cc952691b32e67c02ab38b1d9bab901c35cdbe15f05f36fa25777d4ed18",
        "checked": "2026-10-26",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}