DK1203

{
  "slug": "dk1203",
  "version": "0.1.0",
  "type": "component",
  "description": "Shenzhen DongKe Semicon AC-DC Controllers And Regulators, DIP-8. Datasheet-verified pinout, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "power management (pmic)",
    "dk1203",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "dk1203.kicad_sym",
    "dk1203.kicad_mod",
    "dk1203.glb",
    "dk1203.step",
    "dk1203.lbr",
    "docs/hero.png",
    "docs/dk1203-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html"
  ],
  "component": {
    "mpn": "DK1203",
    "manufacturer": "Shenzhen DongKe Semicon",
    "package": "DIP-8",
    "pin_count": 8,
    "category": "Power Management (PMIC)",
    "subcategory": "AC-DC Controllers And Regulators",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588917982243770368",
    "parts": {
      "symbol": "dk1203.kicad_sym",
      "footprint": "dk1203.kicad_mod",
      "model_3d": "dk1203-etched.glb",
      "model_3d_plain": "dk1203.glb",
      "model_3d_step": "dk1203-etched.step",
      "model_3d_step_plain": "dk1203.step",
      "lbr": "dk1203.lbr"
    },
    "distributor_links": {
      "lcsc": "C78753"
    },
    "pins": [
      {
        "number": "1",
        "name": "OB",
        "type": "input",
        "description": "Startup pin with internal startup circuit connected to high-voltage OC pins; leave unconnected in typical application."
      },
      {
        "number": "2",
        "name": "VCC",
        "type": "power_in",
        "description": "Power supply pin; externally connect 10µF~100µF storage capacitor to ground."
      },
      {
        "number": "3",
        "name": "GND",
        "type": "power_in",
        "description": "Ground pin."
      },
      {
        "number": "4",
        "name": "NC",
        "type": "unconnected",
        "description": "Empty pin with no internal electrical connection."
      },
      {
        "number": "5",
        "name": "FB",
        "type": "input",
        "description": "Feedback control pin; connect 1nF~10nF capacitor to ground; photo-coupler controls output to ground."
      },
      {
        "number": "6",
        "name": "NC",
        "type": "unconnected",
        "description": "Empty pin with no internal electrical connection."
      },
      {
        "number": "7",
        "name": "OC",
        "type": "output",
        "description": "Output pin connected to internal high-voltage power transistor; externally connected to switching transformer; high-voltage up to 600V+."
      },
      {
        "number": "8",
        "name": "OC",
        "type": "output",
        "description": "Output pin connected to internal high-voltage power transistor; externally connected to switching transformer; high-voltage up to 600V+."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.2",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.2",
        "primary_model": "claude-haiku-4-5-20251001",
        "primary_mode": "text",
        "consensus_model": "claude-sonnet-4-6",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [],
        "pages_sent": 6,
        "cost_usd": 0.145,
        "at": "2026-09-21T16:16:48"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588917982243770368",
        "pages": 6,
        "sha256": "b198fd6636a5c268",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 8,
        "described": 8,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "dk1203.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "body on z = 0, through-hole leads below",
        "extents_mm": [
          7.874,
          9.27,
          6.98
        ],
        "zmin_mm": -3.3,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "4a377a56a8d9e9c0b86c095ef9ecc1869ac19e7f5069a3247b294250bf4f235d",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "dk1203-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "body on z = 0, through-hole leads below",
        "extents_mm": [
          7.874,
          9.27,
          6.98
        ],
        "zmin_mm": -3.3,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "f857332e2fdf0d5b954eb205063451f61ea9397f15f46796f71269e970181e9b",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}