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Ray Set visibility: public faed728 17d ago
{
  "schema_version": 1,
  "type": "component",
  "slug": "xl9028",
  "title": "XL9028",
  "brief": "XLSEMI DC-DC Converters, TO-263-7L. 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)",
    "xl9028",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "XL9028",
    "manufacturer": "XLSEMI",
    "package": "TO-263-7L",
    "pin_count": 7,
    "category": "Power Management (PMIC)",
    "subcategory": "DC-DC Converters",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/fbb13b84cdb22951a5ec510938b4b24f.pdf",
    "parts": {
      "symbol": "xl9028.kicad_sym",
      "footprint": "xl9028.kicad_mod",
      "model_3d": "xl9028-hero.glb",
      "model_3d_plain": "xl9028-etched.glb",
      "model_3d_step": "xl9028-etched.step",
      "model_3d_step_plain": "xl9028.step",
      "lbr": "xl9028.lbr"
    },
    "distributor_links": {
      "lcsc": "C48031553"
    },
    "distributor_check": {
      "checked_at": "2026-10-18T03:39:14Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "CSP",
        "type": "input",
        "description": "Current-sense positive input, used with CSN to sense the output current across the external sense resistor (RCS) for constant-current regulation."
      },
      {
        "number": "2",
        "name": "CSN",
        "type": "input",
        "description": "Current-sense negative input, paired with CSP to measure the voltage across the external current-sense resistor."
      },
      {
        "number": "3",
        "name": "GND",
        "type": "power_in",
        "description": "Ground pin for the device."
      },
      {
        "number": "4",
        "name": "SW",
        "type": "output",
        "description": "Power switch output and switch node of the converter; it is the output-power switching node, and the metal tab is also connected to SW."
      },
      {
        "number": "5",
        "name": "FB",
        "type": "input",
        "description": "Feedback input that senses the output voltage through an external resistor divider; the reference voltage is 1.25V."
      },
      {
        "number": "6",
        "name": "VC",
        "type": "power_out",
        "description": "Internal voltage regulator bypass pin, requiring a 1uF capacitor connected between VIN and VC."
      },
      {
        "number": "7",
        "name": "VIN",
        "type": "power_in",
        "description": "Power input supporting a wide operating range of DC 5V to 45V, with an electrolytic capacitor required in parallel between VIN and GND to suppress noise."
      }
    ],
    "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 datasheet's pin table (Table 1) is in Chinese; pin descriptions were translated into English and; Figure 2 and the physical drawing note a 'Metal Tab' that is connected to SW. The tab is not given a"
        ],
        "pages_sent": 14,
        "cost_usd": 0.0415,
        "at": "2026-10-18T03:37:29"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/fbb13b84cdb22951a5ec510938b4b24f.pdf",
        "pages": 14,
        "sha256": "fbd60e981c51df07",
        "source_tier": "mfr"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 7,
        "described": 7,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "xl9028.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          15,
          10,
          4.42
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "9149a11780a99391a7ef49f6c6ca8a137f7e89b4943caca20f2790b630c90898",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "xl9028-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          15,
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          4.42
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        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "2fa7b317fd959d72971b8ae592b17f25100788ef6906e7e54b40d817003ddf3d",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "XLSEMI",
      "Package": "TO-263-7L",
      "Category": "Power Management (PMIC)",
      "Pins": "7"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "fbd60e981c51df07e712c1d157d277ae35e4e2dd4ef535f12015e21e92366d06",
      "rows": [
        {
          "name": "Feedback voltage",
          "symbol": "VFB",
          "kind": "electrical",
          "unit": "V",
          "min": 1.225,
          "typ": 1.25,
          "max": 1.275,
          "conditions": "VIN=12V, VOUT=5.0V, IOUT=0.5A",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Operating voltage",
          "symbol": "VIN",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 5,
          "typ": null,
          "max": 45,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Quiescent current",
          "symbol": "IQ",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 2.3,
          "max": 5,
          "conditions": "VFB=2V",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Oscillator frequency",
          "symbol": "FOSC",
          "kind": "electrical",
          "unit": "KHz",
          "min": 96,
          "typ": 120,
          "max": 144,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Switch current limit",
          "symbol": "IL",
          "kind": "electrical",
          "unit": "A",
          "min": null,
          "typ": 6,
          "max": null,
          "conditions": "VFB=0V",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "High-side on-resistance",
          "symbol": "RDS(ON)H",
          "kind": "electrical",
          "unit": "mΩ",
          "min": null,
          "typ": 38,
          "max": null,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Low-side on-resistance",
          "symbol": "RDS(ON)L",
          "kind": "electrical",
          "unit": "mΩ",
          "min": null,
          "typ": 50,
          "max": null,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Thermal shutdown temperature",
          "symbol": "TSD",
          "kind": "thermal",
          "unit": "℃",
          "min": null,
          "typ": 170,
          "max": null,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Thermal shutdown hysteresis",
          "symbol": "TD",
          "kind": "thermal",
          "unit": "℃",
          "min": null,
          "typ": 50,
          "max": null,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Maximum duty cycle",
          "symbol": "DMAX",
          "kind": "electrical",
          "unit": "%",
          "min": null,
          "typ": 100,
          "max": null,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Input voltage",
          "symbol": "VIN",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 50,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Internal regulator bypass pin voltage",
          "symbol": "VC",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": null,
          "conditions": "upper limit printed as VIN",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Current sense positive pin voltage",
          "symbol": "VCSP",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": null,
          "conditions": "upper limit printed as VIN",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Current sense negative pin voltage",
          "symbol": "VCSN",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": null,
          "conditions": "upper limit printed as VIN",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Feedback pin voltage",
          "symbol": "VFB",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 7,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Switch pin voltage",
          "symbol": "VSW",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": null,
          "conditions": "upper limit printed as VIN",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Thermal resistance junction to ambient",
          "symbol": "RJA",
          "kind": "thermal",
          "unit": "oC /W",
          "min": null,
          "typ": 30,
          "max": null,
          "conditions": "TO263-7L, junction to ambient, no external heatsink",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Operating junction temperature",
          "symbol": "TJ",
          "kind": "absolute_maximum",
          "unit": "oC",
          "min": -40,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Storage temperature range",
          "symbol": "TSTG",
          "kind": "absolute_maximum",
          "unit": "oC",
          "min": -65,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Lead temperature (soldering)",
          "symbol": "TLEAD",
          "kind": "absolute_maximum",
          "unit": "oC",
          "min": null,
          "typ": null,
          "max": 260,
          "conditions": "soldering 10 s",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "ESD HBM rating",
          "symbol": "ESD (HBM)",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": 6000,
          "typ": null,
          "max": null,
          "conditions": "HBM; datasheet prints '>6000'",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Ambient operating temperature",
          "symbol": "",
          "kind": "recommended_operating",
          "unit": "℃",
          "min": -40,
          "typ": null,
          "max": 125,
          "conditions": "Grade 1 ambient operating range, per features list",
          "source_page": 1,
          "source": "datasheet"
        }
      ]
    }
  },
  "variants": [],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "xl9028"
  ],
  "discovery_pitch": "XL9028 (XLSEMI) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
  "hero": {
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    "path": "docs/hero.png"
  },
  "files": [
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    "README.md",
    "xl9028.kicad_sym",
    "xl9028.kicad_mod",
    "xl9028.glb",
    "xl9028.step",
    "xl9028.lbr",
    "docs/hero.png",
    "docs/xl9028-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "xl9028-hero.glb",
    "xl9028-hero.overlay.json",
    "xl9028-etched.glb"
  ],
  "visibility": {
    "public": true
  }
}