COS29502WU

{
  "slug": "cos29502wu",
  "version": "0.1.0",
  "type": "component",
  "description": "COSINE Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, TO-263-5. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "power management (pmic)",
    "cos29502wu",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "cos29502wu.kicad_sym",
    "cos29502wu.kicad_mod",
    "cos29502wu.glb",
    "cos29502wu.step",
    "cos29502wu.lbr",
    "docs/hero.png",
    "docs/cos29502wu-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "cos29502wu-hero.glb",
    "cos29502wu-hero.overlay.json",
    "cos29502wu-etched.glb"
  ],
  "component": {
    "mpn": "COS29502WU",
    "manufacturer": "COSINE",
    "package": "TO-263-5",
    "pin_count": 6,
    "category": "Power Management (PMIC)",
    "subcategory": "Voltage Regulators - Linear, Low Drop Out (LDO) Regulators",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/cb7272fef105bae4f1714fc27efcfd04.pdf",
    "parts": {
      "symbol": "cos29502wu.kicad_sym",
      "footprint": "cos29502wu.kicad_mod",
      "model_3d": "cos29502wu-hero.glb",
      "model_3d_plain": "cos29502wu-etched.glb",
      "model_3d_step": "cos29502wu-etched.step",
      "model_3d_step_plain": "cos29502wu.step",
      "lbr": "cos29502wu.lbr"
    },
    "distributor_links": {
      "lcsc": "C41428568"
    },
    "distributor_check": {
      "checked_at": "2026-10-26T18:49:08Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "EN",
        "type": "input",
        "description": "CMOS/TTL-compatible enable input for the COS29xx2, where logic-high (≥2.4V) enables and logic-low (≤0.8V) shuts down the output, and it may be tied to VIN if ON/OFF control is not needed."
      },
      {
        "number": "2",
        "name": "IN",
        "type": "power_in",
        "description": "Input supply that feeds the output power device, with a recommended range of 4.5 to 26V and an absolute maximum of 40V."
      },
      {
        "number": "3",
        "name": "GND",
        "type": "power_in",
        "description": "Ground pin, which is internally connected to the thermal tab."
      },
      {
        "number": "4",
        "name": "OUT",
        "type": "power_out",
        "description": "Regulated output voltage, adjustable from 1.25V to 25V, which needs an output capacitor of at least 10µF at full load for stability."
      },
      {
        "number": "5",
        "name": "ADJ",
        "type": "input",
        "description": "Adjustable feedback input to the resistor divider from OUT to GND with a 1.24V typical reference, where the resistor from OUT to ADJ should not exceed 10kΩ."
      },
      {
        "number": "6",
        "name": "EP",
        "type": "passive",
        "description": "Exposed pad (from the footprint; not named in the datasheet pin table)."
      }
    ],
    "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 thermal TAB is internally connected to pin 3 (GND) and has no pin number in the datasheet. It wa; The datasheet pin table lists pin 1 as EN for COS29xx2 and as FLG for COS29xx3. COS29502WU is the xx"
        ],
        "pages_sent": 10,
        "cost_usd": 0.0673,
        "at": "2026-10-26T18:48:54"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/cb7272fef105bae4f1714fc27efcfd04.pdf",
        "pages": 10,
        "sha256": "e0043457320aadcb",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 6,
        "described": 6,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "cos29502wu.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          15.0,
          10.0,
          4.42
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "94c2a3dc1aaad85b6b5193f97d9a7c61b4e28bac25952a1e629557bcf747e246",
        "checked": "2026-10-26",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "cos29502wu-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          15.0,
          10.0,
          4.42
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "803b0d8c8c29c0a25baae384f70b297d574fd88daa2accbdb5a8093dcf63989b",
        "checked": "2026-10-26",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}