main
Ray Set visibility: public 85ca4d9 14d ago
{
  "schema_version": 1,
  "type": "component",
  "slug": "sd6303e30a",
  "title": "SD6303E30A",
  "brief": "SHOUDING DC-DC Converters, SOT-23. 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 ics",
    "sd6303e30a",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "SD6303E30A",
    "manufacturer": "SHOUDING",
    "package": "SOT-23",
    "pin_count": 3,
    "category": "Power Management ICs",
    "subcategory": "DC-DC Converters",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/403ca76a7c735aac651ac19dc4f769e7.pdf",
    "parts": {
      "symbol": "sd6303e30a.kicad_sym",
      "footprint": "sd6303e30a.kicad_mod",
      "model_3d": "sd6303e30a-hero.glb",
      "model_3d_plain": "sd6303e30a-etched.glb",
      "model_3d_step": "sd6303e30a-etched.step",
      "model_3d_step_plain": "sd6303e30a.step",
      "lbr": "sd6303e30a.lbr"
    },
    "distributor_links": {
      "lcsc": "C521381"
    },
    "distributor_check": {
      "checked_at": "2026-10-25T14:48:18Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "GND",
        "type": "power_in",
        "description": "Power ground (电源地) of the converter; the datasheet gives no voltage or current limit for this pin."
      },
      {
        "number": "2",
        "name": "LX",
        "type": "output",
        "description": "Switching signal output (开关信号输出端); the datasheet limits LX to a maximum current of 1000 mA and gives a maximum voltage of 7 V for the VOUT and VLX pins."
      },
      {
        "number": "3",
        "name": "VOUT",
        "type": "input",
        "description": "Input voltage pin (输入电压) as classified in the pin table; the absolute maximum voltage for the VOUT and VLX pins is 7 V."
      }
    ],
    "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 ordering code 'E' is defined as 'SOT23 or SOT89-3' (page 2). I used the SOT-23 column of the pin; The trailing 'A' in SD6303E30A is not decoded in the extracted text. The ordering-information switch; The pin table classifies VOUT as an input ('输入'), but the function is an output-voltage pin. The typ"
        ],
        "pages_sent": 13,
        "cost_usd": 0.0396,
        "at": "2026-10-25T14:48:09"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/403ca76a7c735aac651ac19dc4f769e7.pdf",
        "pages": 13,
        "sha256": "9d4ffb67082e3f06",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 3,
        "described": 3,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "sd6303e30a.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          2.5,
          3,
          1.2
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "dd5d1711204e1d8d26cd11490923bd84340820baa69538c385a4300ec2539bc0",
        "checked": "2026-10-25",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "sd6303e30a-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          2.5,
          3,
          1.2
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "c41d96882f8fc16ade49d2495788c1e18d2af6ee5a46ab3ba8a3f94ef0ce63e4",
        "checked": "2026-10-25",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "SHOUDING",
      "Package": "SOT-23",
      "Category": "Power Management ICs",
      "Pins": "3"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "9d4ffb67082e3f06b9c469d1d49972ccda30cbd313c538e383e4b3b70efe3b3f",
      "rows": [
        {
          "name": "Maximum voltage at VOUT and VLX pins",
          "symbol": "VMAX",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 7,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "LX pin maximum current",
          "symbol": "ILX_MAX",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 1000,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "EN pin voltage range",
          "symbol": "VMIN_MAX",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": null,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Maximum power dissipation, SOT-23 package",
          "symbol": "PSOT-23",
          "kind": "absolute_maximum",
          "unit": "W",
          "min": null,
          "typ": null,
          "max": 0.25,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Operating temperature range",
          "symbol": "TA",
          "kind": "recommended_operating",
          "unit": "°C",
          "min": -20,
          "typ": null,
          "max": 85,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Storage temperature range",
          "symbol": "TSTG",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 125,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Soldering temperature range",
          "symbol": "TSD",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": 230,
          "typ": null,
          "max": 240,
          "conditions": "time less than 30 s",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "ESD voltage, human body model",
          "symbol": "VESD",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 2000,
          "conditions": "human body model",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Output voltage accuracy",
          "symbol": "ΔVOUT",
          "kind": "tolerance",
          "unit": "%",
          "min": -2.5,
          "typ": null,
          "max": 2.5,
          "conditions": "",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Current limit",
          "symbol": "ILIMIT",
          "kind": "electrical",
          "unit": "mA",
          "min": 600,
          "typ": 800,
          "max": 1000,
          "conditions": "",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Start-up voltage",
          "symbol": "VSTART",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 0.8,
          "conditions": "ILOAD=1mA; VIN from 0V to 2V",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Hold voltage",
          "symbol": "VHOLD",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 0.6,
          "conditions": "ILOAD=1mA; VIN from 2V to 0V",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "No-load input current",
          "symbol": "IIN0",
          "kind": "electrical",
          "unit": "uA",
          "min": null,
          "typ": null,
          "max": 15,
          "conditions": "VIN=1.8V, VOUT=3.3V",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Standby input current",
          "symbol": "IINQ",
          "kind": "electrical",
          "unit": "uA",
          "min": null,
          "typ": null,
          "max": 1,
          "conditions": "no load, EN low",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "EN low voltage",
          "symbol": "",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 0.2,
          "conditions": "",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "EN high input current",
          "symbol": "",
          "kind": "electrical",
          "unit": "uA",
          "min": null,
          "typ": null,
          "max": 0.1,
          "conditions": "",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "EN low input current",
          "symbol": "",
          "kind": "electrical",
          "unit": "uA",
          "min": -0.1,
          "typ": null,
          "max": null,
          "conditions": "",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Maximum oscillation frequency",
          "symbol": "FMAX",
          "kind": "electrical",
          "unit": "KHz",
          "min": null,
          "typ": null,
          "max": 300,
          "conditions": "",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Maximum duty cycle",
          "symbol": "DCOSC",
          "kind": "electrical",
          "unit": "%",
          "min": null,
          "typ": null,
          "max": 83,
          "conditions": "",
          "source_page": 6,
          "source": "datasheet"
        }
      ]
    }
  },
  "variants": [],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "sd6303e30a"
  ],
  "discovery_pitch": "SD6303E30A (SHOUDING) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
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    "README.md",
    "sd6303e30a.kicad_sym",
    "sd6303e30a.kicad_mod",
    "sd6303e30a.glb",
    "sd6303e30a.step",
    "sd6303e30a.lbr",
    "docs/hero.png",
    "docs/sd6303e30a-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "sd6303e30a-hero.glb",
    "sd6303e30a-hero.overlay.json",
    "sd6303e30a-etched.glb"
  ],
  "visibility": {
    "public": true
  }
}