main
Ray Set visibility: public ee1bce6 10h ago
{
  "schema_version": 1,
  "type": "component",
  "slug": "ds8402-a1a3",
  "title": "DS8402-A1A3",
  "brief": "DSTECH Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, SOT-89-3. 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)",
    "ds8402-a1a3",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "DS8402-A1A3",
    "manufacturer": "DSTECH",
    "package": "SOT-89-3",
    "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": {
      "symbol": "ds8402-a1a3.kicad_sym",
      "footprint": "ds8402-a1a3.kicad_mod",
      "model_3d": "ds8402-a1a3-hero.glb",
      "model_3d_plain": "ds8402-a1a3-etched.glb",
      "model_3d_step": "ds8402-a1a3-etched.step",
      "model_3d_step_plain": "ds8402-a1a3.step",
      "lbr": "ds8402-a1a3.lbr"
    },
    "distributor_links": {
      "lcsc": "C48533057"
    },
    "distributor_check": {
      "checked_at": "2026-10-27T01:01:45Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "VIN",
        "type": "power_in",
        "description": "Input of supply voltage, recommended 2.5V to 36V with an absolute maximum of 40V to GND; place a 1μF or larger input capacitor close to the VIN and GND pins."
      },
      {
        "number": "2",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference pin for the regulator; output and input capacitor ground connections must return to this pin using as wide and short a trace as practical."
      },
      {
        "number": "3",
        "name": "VOUT",
        "type": "power_out",
        "description": "Output of the regulator, 12V fixed for this variant (A1); VOUT to GND is rated -0.3V to 14V and the output current limit is 350mA typical."
      }
    ],
    "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 pin table on page 2 has no header row for the columns' order. The SOT-89-3 (standard, A3) column"
        ],
        "pages_sent": 13,
        "cost_usd": 0.0139,
        "at": "2026-10-27T01:01:12"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/2c05e3fc7be42ee1e07fbfddadbea9b9.pdf",
        "pages": 13,
        "sha256": "920d1bd86b5963da",
        "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": "ds8402-a1a3.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": "2026-10-27",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "ds8402-a1a3-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": "ff8c5024d10faeee6e5e99a317c0096d3e26b15186fad83de1bf76a26c3da7c3",
        "checked": "2026-10-27",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "DSTECH",
      "Package": "SOT-89-3",
      "Category": "Power Management (PMIC)",
      "Pins": "3"
    },
    "appearance": {
      "contacts": {
        "quote": "must be back to the DS8402 ground pin using as wide and as short of a copper trace as is practical.",
        "page": 9,
        "doc": "ds.pdf",
        "material": "copper"
      },
      "version": 1,
      "datasheet_sha256": "920d1bd86b5963da15f295f163f14163ffa5ed166818a6897c5839669988aa25"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "920d1bd86b5963da15f295f163f14163ffa5ed166818a6897c5839669988aa25",
      "rows": [
        {
          "name": "Supply Voltage",
          "symbol": "VIN",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 2.5,
          "typ": null,
          "max": 36,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "DC Output Voltage Accuracy",
          "symbol": "",
          "kind": "tolerance",
          "unit": "%",
          "min": -1,
          "typ": null,
          "max": 1,
          "conditions": "ILOAD =0.1mA",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Output Current Limit",
          "symbol": "ILIM",
          "kind": "electrical",
          "unit": "mA",
          "min": 201,
          "typ": 350,
          "max": null,
          "conditions": "VOUT =0V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Thermal Shutdown Temperature",
          "symbol": "TSD",
          "kind": "electrical",
          "unit": "°C",
          "min": null,
          "typ": 160,
          "max": null,
          "conditions": "ILOAD =10mA",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "VIN to GND",
          "symbol": "VIN",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 40,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "VOUT to GND",
          "symbol": "VOUT",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 14,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "VOUT to VIN",
          "symbol": "VOUT",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -40,
          "typ": null,
          "max": 0.3,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Junction Temperature",
          "symbol": "TJ",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": null,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Storage Temperature Range",
          "symbol": "TSTG",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Lead Temperature (Soldering, 10 sec.)",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": null,
          "typ": null,
          "max": 260,
          "conditions": "10 sec soldering",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "ESD Susceptibility HBM",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "KV",
          "min": null,
          "typ": null,
          "max": 2,
          "conditions": "HBM",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "ESD Susceptibility MM",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 200,
          "conditions": "MM",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Junction Temperature Range",
          "symbol": "TJ",
          "kind": "recommended_operating",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 125,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Ambient Temperature Range",
          "symbol": "TA",
          "kind": "recommended_operating",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 85,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Package Thermal Resistance SOT-89-3",
          "symbol": "θJA",
          "kind": "thermal",
          "unit": "oC/W",
          "min": null,
          "typ": 120,
          "max": null,
          "conditions": "TA = 25°C, DSTECH EVB board (Note 2)",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Ground Current (5V < VOUT ≤ 12V)",
          "symbol": "IQH",
          "kind": "electrical",
          "unit": "μA",
          "min": null,
          "typ": null,
          "max": 3.5,
          "conditions": "ILOAD = 0mA; 5V < VOUT ≤ 12V",
          "source_page": 5,
          "source": "datasheet"
        }
      ]
    }
  },
  "variants": [],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "ds8402-a1a3"
  ],
  "discovery_pitch": "DS8402-A1A3 (DSTECH) 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",
    "ds8402-a1a3.kicad_sym",
    "ds8402-a1a3.kicad_mod",
    "ds8402-a1a3.glb",
    "ds8402-a1a3.step",
    "ds8402-a1a3.lbr",
    "docs/hero.png",
    "docs/ds8402-a1a3-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "ds8402-a1a3-hero.glb",
    "ds8402-a1a3-hero.overlay.json",
    "ds8402-a1a3-etched.glb"
  ],
  "visibility": {
    "public": true
  }
}