DS8242-33A3L

{
  "slug": "ds8242-33a3l",
  "version": "0.1.0",
  "type": "component",
  "description": "DSTECH Linear Voltage Regulators (LDO), SOT-89-3. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "power supply chip",
    "ds8242-33a3l",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "ds8242-33a3l.kicad_sym",
    "ds8242-33a3l.kicad_mod",
    "ds8242-33a3l.glb",
    "ds8242-33a3l.step",
    "ds8242-33a3l.lbr",
    "docs/hero.png",
    "docs/ds8242-33a3l-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "ds8242-33a3l-hero.glb",
    "ds8242-33a3l-hero.overlay.json",
    "ds8242-33a3l-etched.glb"
  ],
  "component": {
    "mpn": "DS8242-33A3L",
    "manufacturer": "DSTECH",
    "package": "SOT-89-3",
    "pin_count": 3,
    "category": "Power Supply Chip",
    "subcategory": "Linear Voltage Regulators (LDO)",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/1884e8f56346beacf912eb1bd26507bc.pdf",
    "parts": {
      "symbol": "ds8242-33a3l.kicad_sym",
      "footprint": "ds8242-33a3l.kicad_mod",
      "model_3d": "ds8242-33a3l-hero.glb",
      "model_3d_plain": "ds8242-33a3l-etched.glb",
      "model_3d_step": "ds8242-33a3l-etched.step",
      "model_3d_step_plain": "ds8242-33a3l.step",
      "lbr": "ds8242-33a3l.lbr"
    },
    "distributor_links": {
      "lcsc": "C5884130"
    },
    "distributor_check": {
      "checked_at": "2026-10-22T21:24:50Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "VOUT",
        "type": "power_out",
        "description": "Output of the regulator (fixed 3.3V for this variant), needs 1µF to 22µF effective output capacitance with at least 1mΩ ESR placed close to VOUT and GND, with 500mA output current and 700mA typical current limit."
      },
      {
        "number": "2",
        "name": "GND",
        "type": "power_in",
        "description": "Ground pin, to which the input and output capacitor grounds should return with a short, wide copper trace."
      },
      {
        "number": "3",
        "name": "VIN",
        "type": "power_in",
        "description": "Input of supply voltage, operating range 2.0V to 24V (absolute maximum 30V), with a 1µF or larger input capacitor placed close to VIN and GND."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.3",
        "primary_model": "claude-sonnet-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 has six package column headers but only five number columns. The mapping to the L-Type; The datasheet does not say whether the SOT-89 tab is connected to a pin. No tab pin is listed."
        ],
        "pages_sent": 12,
        "cost_usd": 0.0759,
        "at": "2026-10-22T21:24:30"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/1884e8f56346beacf912eb1bd26507bc.pdf",
        "pages": 12,
        "sha256": "02f10bfeea1c3ede",
        "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": "ds8242-33a3l.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          4.0,
          4.5,
          1.52
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.05,
        "footprint_binding": "identity",
        "sha256": "844c0bb504d0c383535d9845c6376fe7a4053241a2ede8d8ef694df3fcfc37c8",
        "checked": "2026-10-22",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "ds8242-33a3l-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          4.0,
          4.5,
          1.52
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.05,
        "footprint_binding": "identity",
        "sha256": "2834857c63669582c4d9b30b7b3460a24cf6f850c9ce2a63f4540bca3e81fa1e",
        "checked": "2026-10-22",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}