EA9203

{
  "schema_version": 1,
  "type": "component",
  "slug": "ea9203",
  "title": "EA9203",
  "brief": "Everanalog IC design 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)",
    "ea9203",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "EA9203",
    "manufacturer": "Everanalog IC design",
    "package": "SOT-23-6",
    "pin_count": 6,
    "category": "Power Management (PMIC)",
    "subcategory": "DC-DC Converters",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590896225699258368",
    "parts": {
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      "footprint": "ea9203.kicad_mod",
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      "model_3d_step": "ea9203-etched.step",
      "model_3d_step_plain": "ea9203.step",
      "lbr": "ea9203.lbr"
    },
    "distributor_links": {
      "lcsc": "C5213772"
    },
    "pins": [
      {
        "number": "1",
        "name": "BST",
        "type": "output",
        "description": "High side gate drive boost pin that requires a 0.1μF-1μF capacitor connection to LX to fully turn on the internal high-side NMOS."
      },
      {
        "number": "2",
        "name": "GND",
        "type": "power_in",
        "description": "Ground pin."
      },
      {
        "number": "3",
        "name": "FB",
        "type": "input",
        "description": "Voltage feedback input pin for feedback voltage regulation at 0.8V±1% via resistive divider from VOUT."
      },
      {
        "number": "4",
        "name": "SHDN",
        "type": "input",
        "description": "Enable input pin (pull high to enable, pull low to disable) with 100kΩ resistor connection to VIN for auto start-up."
      },
      {
        "number": "5",
        "name": "VIN",
        "type": "power_in",
        "description": "Power supply input pin for 4.5V to 24V operation; input capacitors should be placed as close as possible to minimize noise."
      },
      {
        "number": "6",
        "name": "LX",
        "type": "output",
        "description": "Power switching node that connects to external inductor for energy storage and output ripple filtering."
      }
    ],
    "provenance": {
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        "extractor": "extract_pins 0.2",
        "primary_model": "claude-haiku-4-5-20251001",
        "primary_mode": "text",
        "consensus_model": "claude-sonnet-4-6",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: Pin 4 name ambiguity: Functional Pin Description table (PAGE 3) does not explicitly name Pin 4; pack"
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        "pages_sent": 9,
        "cost_usd": 0.2247,
        "at": "2026-09-22T14:03:03"
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        "sha256": "292e17bf77610936",
        "source_tier": "lcsc"
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      "pins": {
        "total": 6,
        "described": 6,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
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        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          2.8,
          2.9,
          1.55
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "c9fe686b4d1b56927a41fa84a9bc1efb61d8a45a123a3db43bcaa05c2891d635",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
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        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Everanalog IC design",
      "Package": "SOT-23-6",
      "Category": "Power Management (PMIC)",
      "Pins": "6"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "292e17bf77610936",
      "rows": [
        {
          "name": "Feedback Voltage",
          "symbol": "VFB",
          "kind": "electrical",
          "unit": "V",
          "min": 0.788,
          "typ": 0.8,
          "max": 0.812,
          "conditions": "4.5V≦VIN≦23V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "VIN Shutdown Supply Current",
          "symbol": "ISD",
          "kind": "electrical",
          "unit": "μA",
          "min": null,
          "typ": 1,
          "max": 10,
          "conditions": "EN=0V",
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        },
        {
          "name": "Feedback Input Current",
          "symbol": "IFB",
          "kind": "electrical",
          "unit": "μA",
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          "typ": 0.01,
          "max": 0.1,
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        },
        {
          "name": "H Input Low Voltage",
          "symbol": "H (L",
          "kind": "electrical",
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          "typ": null,
          "max": 0.4,
          "conditions": "",
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        },
        {
          "name": "H Input High Voltage",
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          "kind": "electrical",
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        {
          "name": "H Input Current",
          "symbol": "H",
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          "min": null,
          "typ": null,
          "max": 2,
          "conditions": "H=2V",
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        },
        {
          "name": "Supply Voltage VIN (absolute maximum)",
          "symbol": "VIN",
          "kind": "absolute_maximum",
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          "min": -0.3,
          "typ": null,
          "max": 25,
          "conditions": "",
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        },
        {
          "name": "Enable Voltage H (absolute maximum)",
          "symbol": "",
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          "unit": "V",
          "min": -0.3,
          "typ": null,
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        },
        {
          "name": "LX Voltage (absolute maximum)",
          "symbol": "VLX",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": null,
          "conditions": "",
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          "source": "datasheet"
        },
        {
          "name": "BST Pin Voltage (absolute maximum)",
          "symbol": "VBST",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": null,
          "conditions": "",
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        },
        {
          "name": "All Other Pins Voltage (absolute maximum)",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 6,
          "conditions": "",
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          "source": "datasheet"
        },
        {
          "name": "Maximum Junction Temperature",
          "symbol": "TJ",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": null,
          "typ": null,
          "max": 150,
          "conditions": "",
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          "source": "datasheet"
        },
        {
          "name": "Storage Temperature",
          "symbol": "TS",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -65,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Lead Temperature (Soldering, 10 sec.)",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": null,
          "typ": null,
          "max": 260,
          "conditions": "10 sec soldering",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Supply Voltage VIN (recommended)",
          "symbol": "VIN",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 4.5,
          "typ": null,
          "max": 24,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Operation Temperature Range",
          "symbol": "",
          "kind": "recommended_operating",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 85,
          "conditions": "",
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          "source": "datasheet"
        },
        {
          "name": "VIN Quiescent Current",
          "symbol": "IDDQ",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 0.45,
          "max": null,
          "conditions": "EN=2V, VFB=1V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "High-Side MOSFET RDS(ON)",
          "symbol": "RDS(ON)",
          "kind": "electrical",
          "unit": "mΩ",
          "min": null,
          "typ": 280,
          "max": null,
          "conditions": "",
          "source_page": 5,
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        },
        {
          "name": "Low-Side MOSFET RDS(ON)",
          "symbol": "RDS(ON)",
          "kind": "electrical",
          "unit": "mΩ",
          "min": null,
          "typ": 160,
          "max": null,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Valley Current Limit",
          "symbol": "ILIMIT",
          "kind": "electrical",
          "unit": "A",
          "min": null,
          "typ": 1.6,
          "max": null,
          "conditions": "Note 3 (not production tested)",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "On Time",
          "symbol": "TON",
          "kind": "electrical",
          "unit": "ns",
          "min": null,
          "typ": 105,
          "max": null,
          "conditions": "VIN=12V, VOUT=1.05V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Minimum On Time",
          "symbol": "TON(MIN)",
          "kind": "electrical",
          "unit": "ns",
          "min": null,
          "typ": 60,
          "max": null,
          "conditions": "",
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          "source": "datasheet"
        },
        {
          "name": "Minimum Off Time",
          "symbol": "TOFF(MIN)",
          "kind": "electrical",
          "unit": "ns",
          "min": null,
          "typ": 105,
          "max": null,
          "conditions": "VFB=0.6V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Input Supply Voltage UVLO Threshold",
          "symbol": "VUVLO(Vth)",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 4.3,
          "max": null,
          "conditions": "VIN Rising",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "UVLO Threshold Hysteresis",
          "symbol": "VUVLO(HYS)",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 0.35,
          "max": null,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Internal Soft-Start Period",
          "symbol": "TSS",
          "kind": "electrical",
          "unit": "ms",
          "min": null,
          "typ": 1.5,
          "max": null,
          "conditions": "Note 3 (not production tested)",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Thermal Shutdown Threshold",
          "symbol": "TSD",
          "kind": "electrical",
          "unit": "°C",
          "min": null,
          "typ": 160,
          "max": null,
          "conditions": "Note 3 (not production tested)",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Thermal Shutdown Hysteresis",
          "symbol": "THYS",
          "kind": "electrical",
          "unit": "°C",
          "min": null,
          "typ": 30,
          "max": null,
          "conditions": "Note 3 (not production tested)",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Package Thermal Resistance, junction-to-ambient",
          "symbol": "θJA",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 250,
          "max": null,
          "conditions": "Note 2: measured at 25°C ambient on JEDEC-51-7 4-layer board",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Package Thermal Resistance, junction-to-case",
          "symbol": "θJC",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 110,
          "max": null,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        }
      ]
    }
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  "discovery_pitch": "EA9203 (Everanalog IC design) component page with datasheet-verified CAD.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
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  "updated_at": "2026-09-24T20:14:58.599Z"
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