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Ray Set visibility: public 1cad58b 5h ago
{
  "schema_version": 1,
  "type": "component",
  "slug": "eta5055v250ds2f",
  "title": "ETA5055V250DS2F",
  "brief": "ETA(钰泰) Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, SOT-23-5. 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)",
    "eta5055v250ds2f",
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  "component": {
    "mpn": "ETA5055V250DS2F",
    "manufacturer": "ETA(钰泰)",
    "package": "SOT-23-5",
    "pin_count": 5,
    "category": "Power Management (PMIC)",
    "subcategory": "Voltage Regulators - Linear, Low Drop Out (LDO) Regulators",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8604433677045166080",
    "parts": {
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      "lbr": "eta5055v250ds2f.lbr"
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    "distributor_links": {
      "lcsc": "C42375986"
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    "distributor_check": {
      "checked_at": "2026-11-07T04:30:27Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
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        "name": "IN",
        "type": "power_in",
        "description": "Input supply pin; the input voltage range is 1.8V to 5.5V, and the minimum VIN is 1.8V or VOUT + VDROPOUT, whichever is greater."
      },
      {
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        "name": "GND",
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        "description": "Ground pin."
      },
      {
        "number": "3",
        "name": "EN",
        "type": "input",
        "description": "Enable pin: drive high to enable the IC and low to disable it, with logic low specified at 0.4V and logic high at 0.9V for 1.8V ≤ VIN ≤ 5.5V."
      },
      {
        "number": "4",
        "name": "NC",
        "type": "unconnected",
        "description": "Listed as NA for the SOT23-5 package in the pin table (it is NC on DFN2x2-6 pins 2 and 5), so no function is assigned on this package."
      },
      {
        "number": "5",
        "name": "OUT",
        "type": "power_out",
        "description": "Regulator output pin; continuous output current is 500 mA, with output current limit of 540 mA to 800 mA and foldback limit of 400 mA under hard short."
      }
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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 pin table gives pin 4 as NA for SOT23-5 (NC only on DFN2x2-6 pins 2 and 5). It is included as un; The SOT23-5 pin diagram on page 2 uses letter labels (A, B) rather than numbers. Pin numbers come fr"
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        "cost_usd": 0.0763,
        "at": "2026-11-07T04:30:17"
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      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8604433677045166080",
        "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
      }
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      "footprint": "viewers/footprint.html"
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        "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": "720a6eab0024069bbee68e7cb4c3ff1149468a34611225cdc852662c5d0ec2b7",
        "checked": "2026-11-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
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        "sha256": "92b3b7ef1a94fae28145ece9551b53f5c4c68f9f3050d63ebf23ee4fe5e7eda7",
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        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "ETA(钰泰)",
      "Package": "SOT-23-5",
      "Category": "Power Management (PMIC)",
      "Pins": "5"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "c144d45dc3f685380a67c613182daefdfe627e76c5feb13d651e47077331872d",
      "rows": [
        {
          "name": "Input Voltage Range",
          "symbol": "VIN",
          "kind": "electrical",
          "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": "Quiescent Current",
          "symbol": "IQ",
          "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": "IQ",
          "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": "EN pin input Logic Low",
          "symbol": "VIL",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 0.4,
          "conditions": "1.8V ≤ VIN ≤ 5.5V",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "EN pin input Logic High",
          "symbol": "VIH",
          "kind": "electrical",
          "unit": "V",
          "min": 0.9,
          "typ": null,
          "max": null,
          "conditions": "1.8V ≤ VIN ≤ 5.5V",
          "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": "Continuous Output Current",
          "symbol": "IOUT",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 500,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Output Current Limit",
          "symbol": "ILIM",
          "kind": "electrical",
          "unit": "mA",
          "min": 540,
          "typ": 800,
          "max": null,
          "conditions": "VOUT = 95%",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Output Foldback Current Limit",
          "symbol": "",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 400,
          "max": null,
          "conditions": "VOUT = 0V",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Power Supply Rejection Ratio (100Hz)",
          "symbol": "PSRR",
          "kind": "electrical",
          "unit": "dB",
          "min": null,
          "typ": 96,
          "max": null,
          "conditions": "Freq = 100Hz, IOUT = 20mA",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Power Supply Rejection Ratio (1kHz)",
          "symbol": "PSRR",
          "kind": "electrical",
          "unit": "dB",
          "min": null,
          "typ": 94,
          "max": null,
          "conditions": "Freq = 1KHz, IOUT = 20mA",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Start-up Time",
          "symbol": "",
          "kind": "timing",
          "unit": "µs",
          "min": null,
          "typ": 100,
          "max": null,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Discharge Resistance",
          "symbol": "",
          "kind": "electrical",
          "unit": "Ω",
          "min": null,
          "typ": 90,
          "max": null,
          "conditions": "VIN=2.8V, VEN=0V",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Thermal Shutdown (rising, IOUT>1mA)",
          "symbol": "",
          "kind": "electrical",
          "unit": "°C",
          "min": null,
          "typ": 140,
          "max": null,
          "conditions": "Rising, IOUT>1mA, Hysteresis =40° C",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Thermal Shutdown (rising, IOUT=0mA)",
          "symbol": "",
          "kind": "electrical",
          "unit": "°C",
          "min": null,
          "typ": 135,
          "max": null,
          "conditions": "Rising, IOUT=0mA, Hysteresis =40° C",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Operating Temperature Range",
          "symbol": "TA",
          "kind": "recommended_operating",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 85,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "IN, EN, OUT Voltage",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 6,
          "conditions": "",
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        },
        {
          "name": "Storage Temperature Range",
          "symbol": "TSTG",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -55,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
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        {
          "name": "ESD HBM (Human Body Model)",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "KV",
          "min": null,
          "typ": null,
          "max": 4,
          "conditions": "",
          "source_page": 2,
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        },
        {
          "name": "ESD CDM (Charged Device Model)",
          "symbol": "",
          "kind": "absolute_maximum",
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          "min": null,
          "typ": null,
          "max": 1,
          "conditions": "",
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        },
        {
          "name": "Thermal Resistance SOT23-5 (junction-to-case)",
          "symbol": "JC",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 90,
          "max": null,
          "conditions": "SOT23-5",
          "source_page": 2,
          "source": "datasheet"
        }
      ]
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