DK5V45R05SL

{
  "slug": "dk5v45r05sl",
  "version": "0.1.0",
  "type": "component",
  "description": "Shenzhen DongKe Semicon Synchronous Rectifier Controllers, TO-252. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "power management (pmic)",
    "dk5v45r05sl",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "dk5v45r05sl.kicad_sym",
    "dk5v45r05sl.kicad_mod",
    "dk5v45r05sl.glb",
    "dk5v45r05sl.step",
    "dk5v45r05sl.lbr",
    "docs/hero.png",
    "docs/dk5v45r05sl-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "dk5v45r05sl-hero.glb",
    "dk5v45r05sl-hero.overlay.json",
    "dk5v45r05sl-etched.glb"
  ],
  "component": {
    "mpn": "DK5V45R05SL",
    "manufacturer": "Shenzhen DongKe Semicon",
    "package": "TO-252",
    "pin_count": 3,
    "category": "Power Management (PMIC)",
    "subcategory": "Synchronous Rectifier Controllers",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/80354231a57d7ebbdce33ea6a2c2710e.pdf",
    "parts": {
      "symbol": "dk5v45r05sl.kicad_sym",
      "footprint": "dk5v45r05sl.kicad_mod",
      "model_3d": "dk5v45r05sl-hero.glb",
      "model_3d_plain": "dk5v45r05sl-etched.glb",
      "model_3d_step": "dk5v45r05sl-etched.step",
      "model_3d_step_plain": "dk5v45r05sl.step",
      "lbr": "dk5v45r05sl.lbr"
    },
    "distributor_links": {
      "lcsc": "C3010410"
    },
    "distributor_check": {
      "checked_at": "2026-10-29T07:40:03Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "NC",
        "type": "unconnected",
        "description": "Not connected (悬空); the datasheet states this pin is left floating."
      },
      {
        "number": "2",
        "name": "K",
        "type": "passive",
        "description": "Used as the diode cathode in the application; the chip senses the K-point voltage in real time to determine operating mode, and the working voltage must stay below the 45 V NMOS drain-source breakdown rating."
      },
      {
        "number": "3",
        "name": "A",
        "type": "passive",
        "description": "Used as the diode anode in the application; all datasheet voltages are referenced to this point, and the internal NMOS turns on when the forward voltage across A and K exceeds VON of -200 mV."
      }
    ],
    "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: KiCad pin types for K and A are not given in the datasheet; 'passive' is my classification of this t; The pinout is taken from the pin-function table on page 1 (pin numbers, names, and descriptions). Th; The datasheet lists only TO-252 as the package and does not describe an ordering-code variant for th"
        ],
        "pages_sent": 8,
        "cost_usd": 0.0262,
        "at": "2026-10-29T07:39:56"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/80354231a57d7ebbdce33ea6a2c2710e.pdf",
        "pages": 8,
        "sha256": "ad764aec2eefb9b5",
        "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": "dk5v45r05sl.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          9.9,
          6.5,
          2.32
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "3eb4c99603a4fe837c2fe9308bc174769ded87a785a0df48d2dc441432ee8b4c",
        "checked": "2026-10-29",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "dk5v45r05sl-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          9.9,
          6.5,
          2.32
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "574947ca551864a4b18983fa3c80ddb33032fe489afc99368c70c7ce0f9f81c7",
        "checked": "2026-10-29",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ],
    "package_dims": {
      "package_code": "TO-252",
      "source_page": 6,
      "e": {
        "nom_mm": 2.3,
        "range_mm": [
          null,
          null
        ]
      },
      "source": "datasheet package drawing, every number found on its page (extract_pins --task dims)",
      "model_check": {
        "file": "dk5v45r05sl.step",
        "verdict": "SKIP",
        "reasons": [
          "the datasheet dimensions give no height or body size to compare"
        ],
        "by": "factory/package_fit.py"
      }
    }
  }
}