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Ray Set visibility: public 0373c06 16d ago
{
  "schema_version": 1,
  "type": "component",
  "slug": "yfw1117-adj",
  "title": "YFW1117-ADJ",
  "brief": "YFW Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, SOT-89. 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)",
    "yfw1117-adj",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "YFW1117-ADJ",
    "manufacturer": "YFW",
    "package": "SOT-89",
    "pin_count": 3,
    "category": "Power Management (PMIC)",
    "subcategory": "Voltage Regulators - Linear, Low Drop Out (LDO) Regulators",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590919964457459712",
    "parts": {
      "symbol": "yfw1117-adj.kicad_sym",
      "footprint": "yfw1117-adj.kicad_mod",
      "model_3d": "yfw1117-adj-hero.glb",
      "model_3d_plain": "yfw1117-adj-etched.glb",
      "model_3d_step": "yfw1117-adj-etched.step",
      "model_3d_step_plain": "yfw1117-adj.step",
      "lbr": "yfw1117-adj.lbr"
    },
    "distributor_links": {
      "lcsc": "C20623683"
    },
    "distributor_check": {
      "checked_at": "2026-10-19T10:05:33Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "error"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "Adj(GND)",
        "type": "power_in",
        "description": "Adjust pin for the adjustable YFW1117-ADJ, labeled GND on the fixed-voltage versions; the adjust pin current IADJ is listed as 55 and 120 uA in the electrical characteristics."
      },
      {
        "number": "2",
        "name": "Vout",
        "type": "power_out",
        "description": "Regulated output, rated for 10 mA to 800 mA load current with the ADJ reference of 1.25 V (1.225 V to 1.275 V) set between Vout and the adjust pin."
      },
      {
        "number": "3",
        "name": "Vin",
        "type": "power_in",
        "description": "Input supply, with a maximum input voltage of 18 V and a required input-to-output differential of 1.5 V to 12 V for the ADJ version."
      }
    ],
    "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 labels pin 1 as 'Adj(GND)' and the block diagram shows it as GND for fixed versions. T; The pinout is taken from the datasheet's pin list and block diagram on page 1 (1 Adj(GND), 2 Vout, 3"
        ],
        "pages_sent": 4,
        "cost_usd": 0.0276,
        "at": "2026-10-19T10:03:02"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590919964457459712",
        "pages": 4,
        "sha256": "25a2432a0eee2622",
        "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": "yfw1117-adj.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          4,
          4.5,
          1.52
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0.05,
        "footprint_binding": "identity",
        "sha256": "844c0bb504d0c383535d9845c6376fe7a4053241a2ede8d8ef694df3fcfc37c8",
        "checked": "2026-10-19",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "yfw1117-adj-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          4,
          4.5,
          1.52
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0.05,
        "footprint_binding": "identity",
        "sha256": "b39105e0deccdf76d3174ad430670f033bf85c59992aa4683fc4f514cf6ef172",
        "checked": "2026-10-19",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "YFW",
      "Package": "SOT-89",
      "Category": "Power Management (PMIC)",
      "Pins": "3"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "25a2432a0eee262226bccaec12d1e37ae8b394272714065ac5aece0c548fcdb9",
      "rows": [
        {
          "name": "Reference Voltage",
          "symbol": "VREF",
          "kind": "electrical",
          "unit": "V",
          "min": 1.225,
          "typ": 1.25,
          "max": 1.275,
          "conditions": "YFW1117-ADJ; 10mA≤IOUT≤800mA, 1.5V≤VIN - VOUT ≤12V",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Line Regulation",
          "symbol": "ΔVOUT",
          "kind": "electrical",
          "unit": "%",
          "min": null,
          "typ": 0.035,
          "max": 0.2,
          "conditions": "YFW1117-ADJ; Iout=10mA, 1.5V≤Vin-Vout≤12V",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Load Regulation",
          "symbol": "ΔVOUT",
          "kind": "electrical",
          "unit": "%",
          "min": null,
          "typ": 0.2,
          "max": 0.4,
          "conditions": "YFW1117-ADJ; Vin-Vout=3V, 10mA≤Iout≤800mA",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Dropout Voltage",
          "symbol": "VIN-VOUT",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 1.11,
          "max": 1.2,
          "conditions": "ΔVout,ΔVREF=1%, IOUT=0.1A",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Dropout Voltage",
          "symbol": "VIN-VOUT",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 1.18,
          "max": 1.25,
          "conditions": "ΔVout,ΔVREF=1%, IOUT=0.5A",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Dropout Voltage",
          "symbol": "VIN-VOUT",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 1.26,
          "max": 1.3,
          "conditions": "ΔVout,ΔVREF=1%, IOUT=0.8A",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Current Limit",
          "symbol": "Ilimit",
          "kind": "electrical",
          "unit": "A",
          "min": 1.25,
          "typ": 1.4,
          "max": 1.6,
          "conditions": "VIN-VOUT=5V, TJ = 25℃",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Adjust Pin Current",
          "symbol": "IADJ",
          "kind": "electrical",
          "unit": "uA",
          "min": null,
          "typ": 55,
          "max": 120,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Adjust Pin Current Change",
          "symbol": "IChange",
          "kind": "electrical",
          "unit": "uA",
          "min": null,
          "typ": null,
          "max": 0.2,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Maximum Input Voltage",
          "symbol": "Vin",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 18,
          "conditions": "Ta = 25℃",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Operating Junction Temperature Range",
          "symbol": "TJ",
          "kind": "absolute_maximum",
          "unit": "℃",
          "min": null,
          "typ": null,
          "max": 150,
          "conditions": "Ta = 25℃",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Storage Temperature",
          "symbol": "TST",
          "kind": "absolute_maximum",
          "unit": "℃",
          "min": -65,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        }
      ]
    }
  },
  "variants": [],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "yfw1117-adj"
  ],
  "discovery_pitch": "YFW1117-ADJ (YFW) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "yfw1117-adj.kicad_sym",
    "yfw1117-adj.kicad_mod",
    "yfw1117-adj.glb",
    "yfw1117-adj.step",
    "yfw1117-adj.lbr",
    "docs/hero.png",
    "docs/yfw1117-adj-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "yfw1117-adj-hero.glb",
    "yfw1117-adj-hero.overlay.json",
    "yfw1117-adj-etched.glb"
  ],
  "visibility": {
    "public": true
  }
}