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Ray Set visibility: public f849f9c 7h ago
{
  "schema_version": 1,
  "type": "component",
  "slug": "eta5055v330dd1e",
  "title": "ETA5055V330DD1E",
  "brief": "ETA(钰泰) Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, DFN-4-EP(1x1). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
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    "power management (pmic)",
    "eta5055v330dd1e",
    "factory-2.0.0",
    "extractor-text"
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  "component": {
    "mpn": "ETA5055V330DD1E",
    "manufacturer": "ETA(钰泰)",
    "package": "DFN-4-EP(1x1)",
    "pin_count": 5,
    "category": "Power Management (PMIC)",
    "subcategory": "Voltage Regulators - Linear, Low Drop Out (LDO) Regulators",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603010161988411392",
    "parts": {
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      "footprint": "eta5055v330dd1e.kicad_mod",
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      "lbr": "eta5055v330dd1e.lbr"
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    "distributor_links": {
      "lcsc": "C22466949"
    },
    "distributor_check": {
      "checked_at": "2026-10-17T14:21:46Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "OUT",
        "type": "power_out",
        "description": "Output of the regulator; the ETA5055 delivers up to 500mA continuous output current (VOUT accuracy ±2% at IOUT=30mA, VOUT>1.8V)."
      },
      {
        "number": "2",
        "name": "GND",
        "type": "power_in",
        "description": "Ground pin for the LDO."
      },
      {
        "number": "3",
        "name": "EN",
        "type": "input",
        "description": "Enable pin: drive high to enable the IC and drive low to disable it; with 1.8V≤VIN≤5.5V the logic low limit is 0.4V and the logic high threshold is 0.9V, and the absolute maximum on EN is -0.3V to 6V."
      },
      {
        "number": "4",
        "name": "IN",
        "type": "power_in",
        "description": "Input supply pin; input voltage range is 1.8V to 5.5V, with an absolute maximum of -0.3V to 6V."
      },
      {
        "number": "5",
        "name": "EP",
        "type": "passive",
        "description": "Exposed pad (from the footprint; not named in the datasheet pin table)."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
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        "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 hinted DFN1x1-4 exposed pad (EP) is not shown in the datasheet pin table or package drawing for ; The DFN1x1-4 pin numbers come from the PIN# column for DFN1x1-4 on page 3. The package drawing on pa; The ordering part ETA5055V330DD1E (3.3V with discharge, DFN1x1-4, mark Ck) is listed on page 15, and",
          "exposed pad 5 added from the footprint"
        ],
        "pages_sent": 17,
        "cost_usd": 0.0551,
        "at": "2026-10-17T14:19:54"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603010161988411392",
        "pages": 17,
        "sha256": "c144d45dc3f68538",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 5,
        "described": 5,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
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      "footprint": "viewers/footprint.html"
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        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "86e5f8eefe287160705813dbaa7f6606754ab347715fbffa4ee680635c44541f",
        "checked": "2026-10-17",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
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      {
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        "sha256": "614fcd053a6a237fe349875512638f74225500762593880928b8c8eef48c1749",
        "checked": "2026-10-17",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "ETA(钰泰)",
      "Package": "DFN-4-EP(1x1)",
      "Category": "Power Management (PMIC)",
      "Pins": "5"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "c144d45dc3f685380a67c613182daefdfe627e76c5feb13d651e47077331872d",
      "rows": [
        {
          "name": "Input Voltage Range",
          "symbol": "",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 1.8,
          "typ": null,
          "max": 5.5,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Output Voltage Accuracy",
          "symbol": "",
          "kind": "tolerance",
          "unit": "%",
          "min": -2,
          "typ": null,
          "max": 2,
          "conditions": "IOUT =30mA, VOUT>1.8V",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Output Voltage Range",
          "symbol": "",
          "kind": "electrical",
          "unit": "V",
          "min": 1.1,
          "typ": null,
          "max": 3.6,
          "conditions": "Available in 100mV steps",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Output Current Limit",
          "symbol": "",
          "kind": "electrical",
          "unit": "mA",
          "min": 540,
          "typ": null,
          "max": 800,
          "conditions": "VOUT = 95%",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "EN pin input Logic High",
          "symbol": "",
          "kind": "electrical",
          "unit": "V",
          "min": 0.9,
          "typ": null,
          "max": null,
          "conditions": "1.8V ≤ VIN ≤ 5.5V",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "EN pin input Logic Low",
          "symbol": "",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 0.4,
          "conditions": "1.8V ≤ VIN ≤ 5.5V",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Quiescent Current",
          "symbol": "",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": null,
          "max": 4.5,
          "conditions": "IOUT=0mA, VEN=VIN",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Quiescent Current (Dropout)",
          "symbol": "",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": null,
          "max": 10,
          "conditions": "IOUT=0mA, Dropout",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Shutdown Current",
          "symbol": "",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": null,
          "max": 1,
          "conditions": "VEN = 0V, 1.8V ≤ VIN ≤ 5.5V",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Continuous Output Current",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 500,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Output Foldback Current Limit",
          "symbol": "",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 400,
          "conditions": "VOUT = 0V",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Line Regulation",
          "symbol": "",
          "kind": "electrical",
          "unit": "%/V",
          "min": null,
          "typ": null,
          "max": 0.2,
          "conditions": "VOUT + 1V ≤ VIN ≤ 5.5V",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Load Regulation",
          "symbol": "",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": null,
          "max": 15,
          "conditions": "1mA ≤ IOUT ≤ 200 mA",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Discharge Resistance",
          "symbol": "",
          "kind": "electrical",
          "unit": "Ω",
          "min": null,
          "typ": null,
          "max": 90,
          "conditions": "VIN=2.8V, VEN=0V",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "IN, EN, OUT Voltage",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 6,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Operating Temperature Range",
          "symbol": "",
          "kind": "recommended_operating",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 85,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Storage Temperature Range",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -55,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "ESD HBM (Human Body Model)",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "kV",
          "min": null,
          "typ": null,
          "max": 4,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "ESD CDM (Charged Device Model)",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "kV",
          "min": null,
          "typ": null,
          "max": 1,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Thermal Resistance Junction-to-Ambient (DFN1x1-4)",
          "symbol": "θJA",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 120,
          "max": null,
          "conditions": "DFN1x1-4 package",
          "source_page": 2,
          "source": "datasheet"
        }
      ]
    }
  },
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  "discovery_triggers": [
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  "discovery_pitch": "ETA5055V330DD1E (ETA(钰泰)) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
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