FAN6300HMY

{
  "schema_version": 1,
  "type": "component",
  "slug": "fan6300hmy",
  "title": "FAN6300HMY",
  "brief": "onsemi AC-DC Controllers And Regulators, SOIC-8. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "power management (pmic)",
    "fan6300hmy"
  ],
  "component": {
    "mpn": "FAN6300HMY",
    "manufacturer": "onsemi",
    "package": "SOIC-8",
    "pin_count": 8,
    "category": "Power Management (PMIC)",
    "subcategory": "AC-DC Controllers And Regulators",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588913946686869504",
    "parts": {
      "symbol": "fan6300hmy.kicad_sym",
      "footprint": "fan6300hmy.kicad_mod",
      "model_3d": "fan6300hmy-etched.glb",
      "model_3d_plain": "fan6300hmy.glb",
      "model_3d_step": "fan6300hmy-etched.step",
      "model_3d_step_plain": "fan6300hmy.step",
      "lbr": "fan6300hmy.lbr"
    },
    "distributor_links": {},
    "pins": [
      {
        "number": "1",
        "name": "DET",
        "type": "input",
        "description": "Detection input tied through a divider to an auxiliary transformer winding. Generates the zero-current-detect (ZCD) valley-switching signal, provides a line-compensation offset for constant power limiting, and forms the output OVP comparator against an internal 2.5 V reference (latched shutdown)."
      },
      {
        "number": "2",
        "name": "FB",
        "type": "input",
        "description": "Feedback input from the secondary-side error amplifier / optocoupler collector. Input impedance ~5 kΩ equivalent with a 1/3 attenuator to the PWM comparator. If FB voltage exceeds ~4.2 V for more than 55 ms, open-loop protection latches off."
      },
      {
        "number": "3",
        "name": "CS",
        "type": "input",
        "description": "Current-sense comparator input. Connect to a sense resistor at the source of the external power MOSFET; the resulting voltage drives cycle-by-cycle peak-current limiting and leading-edge blanking is applied internally."
      },
      {
        "number": "4",
        "name": "GND",
        "type": "power_in",
        "description": "Power ground and signal ground. A 0.1 µF decoupling capacitor is recommended between VDD and GND close to the IC."
      },
      {
        "number": "5",
        "name": "GATE",
        "type": "output",
        "description": "Totem-pole PWM gate-drive output for the external power MOSFET. Output voltage is clamped internally to 18 V to protect the MOSFET gate-source oxide."
      },
      {
        "number": "6",
        "name": "VDD",
        "type": "power_in",
        "description": "Controller supply pin. Two-step UVLO with turn-on threshold ~16 V and turn-off ~10 V. Startup current below 20 µA and operating current below 4.5 mA."
      },
      {
        "number": "7",
        "name": "NC",
        "type": "unconnected",
        "description": "No internal connection. Leave floating or tie to a copper island for isolation between HV and VDD."
      },
      {
        "number": "8",
        "name": "HV",
        "type": "power_in",
        "description": "High-voltage startup input. Connects to the rectified bulk DC line to supply the internal HV startup current source that charges the VDD capacitor. Disabled once VDD exceeds the turn-on threshold to minimize standby power."
      }
    ],
    "provenance": {
      "extractor": "ds2sf",
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588913946686869504",
        "pages": 15,
        "sha256": "01751df7738d4285",
        "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": "fan6300hmy.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.0,
          4.9,
          1.75
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "07f46cff378d30e6c27dfd5a03092c795323f86d91c71fc7e743f4f418dc553a",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "fan6300hmy-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.0,
          4.9,
          1.75
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "2f5047519aa0633ac746781565605ccf2b4373bd2995bca824c08bf59e153903",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "onsemi",
      "Package": "SOIC-8",
      "Category": "Power Management (PMIC)",
      "Pins": "8"
    }
  },
  "variants": [
    {
      "mpn": "FAN6300HMY",
      "kind": "packaging"
    },
    {
      "mpn": "FAN6300AMY",
      "kind": "unknown"
    }
  ],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "fan6300hmy"
  ],
  "discovery_pitch": "FAN6300HMY (onsemi) component page with datasheet-verified CAD.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "fan6300hmy.kicad_sym",
    "fan6300hmy.kicad_mod",
    "fan6300hmy.glb",
    "fan6300hmy.step",
    "fan6300hmy.lbr",
    "docs/hero.png",
    "docs/fan6300hmy-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html"
  ],
  "visibility": {
    "public": true
  },
  "updated_at": "2026-09-24T20:30:24.859Z"
}