DS8402-50S3

{
  "slug": "ds8402-50s3",
  "version": "0.1.0",
  "type": "component",
  "description": "DSTECH Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, SOT-23-3. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "power management (pmic)",
    "ds8402-50s3",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
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    "path": "docs/hero.png"
  },
  "files": [
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    "README.md",
    "ds8402-50s3.kicad_sym",
    "ds8402-50s3.kicad_mod",
    "ds8402-50s3.glb",
    "ds8402-50s3.step",
    "ds8402-50s3.lbr",
    "docs/hero.png",
    "docs/ds8402-50s3-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "ds8402-50s3-hero.glb",
    "ds8402-50s3-hero.overlay.json",
    "ds8402-50s3-etched.glb"
  ],
  "component": {
    "mpn": "DS8402-50S3",
    "manufacturer": "DSTECH",
    "package": "SOT-23-3",
    "pin_count": 3,
    "category": "Power Management (PMIC)",
    "subcategory": "Voltage Regulators - Linear, Low Drop Out (LDO) Regulators",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/2c05e3fc7be42ee1e07fbfddadbea9b9.pdf",
    "parts": {
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      "footprint": "ds8402-50s3.kicad_mod",
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      "model_3d_step": "ds8402-50s3-etched.step",
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      "lbr": "ds8402-50s3.lbr"
    },
    "distributor_links": {
      "lcsc": "C48533050"
    },
    "distributor_check": {
      "checked_at": "2026-10-18T03:24:54Z",
      "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": "Ground reference pin for the regulator; the input and output capacitor ground connections must return to this pin using as wide and short a copper trace as practical."
      },
      {
        "number": "2",
        "name": "VOUT",
        "type": "power_out",
        "description": "Regulated 5.0V output of the LDO, which must be stable with an output capacitor of 1µF to 22µF with at least 1mΩ ESR placed close to the VOUT and GND pins."
      },
      {
        "number": "3",
        "name": "VIN",
        "type": "power_in",
        "description": "Supply input of the regulator, rated 2.5V to 36V in recommended operating conditions (absolute maximum VIN to GND is -0.3V to 40V), with a 1µF or larger input capacitor placed close to the VIN and GND pins."
      }
    ],
    "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 SOT-23-3 pin numbers were read from the 'Description of Functional Pins' table, where the multi-; The pin-configuration figure on page 1 is garbled in text extraction (the numbers 1, 2, 3 are separa; The datasheet's pin descriptions give no separate pin-level electrical limits for GND. The GND descr"
        ],
        "pages_sent": 13,
        "cost_usd": 0.0517,
        "at": "2026-10-18T03:22:56"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/2c05e3fc7be42ee1e07fbfddadbea9b9.pdf",
        "pages": 13,
        "sha256": "920d1bd86b5963da",
        "source_tier": "lcsc"
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      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 3,
        "described": 3,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
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      "footprint": "viewers/footprint.html"
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        "role": "plain",
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        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "16964b14f93e6c778288a0c110b35f670fab733109c26f0da7dfc07cc3350040",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "ds8402-50s3-etched.step",
        "role": "eda",
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        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
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        "zmin_mm": 0.0,
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        "sha256": "edeef454fcda0aefaf8f327681bb702728eaae2ba71879030a791e8f43ea827d",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
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  }
}