FL7733AMX

{
  "slug": "fl7733amx",
  "version": "0.1.0",
  "type": "component",
  "description": "onsemi LED Drivers, SOIC-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "led drivers",
    "fl7733amx",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "fl7733amx.kicad_sym",
    "fl7733amx.kicad_mod",
    "fl7733amx.glb",
    "fl7733amx.step",
    "fl7733amx.lbr",
    "docs/hero.png",
    "docs/fl7733amx-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "fl7733amx-hero.glb",
    "fl7733amx-hero.overlay.json",
    "fl7733amx-etched.glb"
  ],
  "component": {
    "mpn": "FL7733AMX",
    "manufacturer": "onsemi",
    "package": "SOIC-8",
    "pin_count": 8,
    "category": "LED Drivers",
    "subcategory": "LED Drivers",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588884255841112064",
    "parts": {
      "symbol": "fl7733amx.kicad_sym",
      "footprint": "fl7733amx.kicad_mod",
      "model_3d": "fl7733amx-hero.glb",
      "model_3d_plain": "fl7733amx-etched.glb",
      "model_3d_step": "fl7733amx-etched.step",
      "model_3d_step_plain": "fl7733amx.step",
      "lbr": "fl7733amx.lbr"
    },
    "distributor_links": {
      "lcsc": "C367384",
      "digikey": "FL7733AMXTR-ND",
      "mouser": "512-FL7733AMX"
    },
    "distributor_check": {
      "checked_at": "2026-10-19T07:09:46Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "FL7733AMXTR-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "512-FL7733AMX",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "CS",
        "type": "input",
        "description": "Current sense: a current-sense resistor connects here to detect MOSFET current for constant output current regulation."
      },
      {
        "number": "2",
        "name": "GATE",
        "type": "output",
        "description": "PWM signal output driving the power MOSFET through an internal totem-pole output driver."
      },
      {
        "number": "3",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference for the controller; the datasheet's PCB guidance says signal ground and power ground should join only at this pin."
      },
      {
        "number": "4",
        "name": "VDD",
        "type": "power_in",
        "description": "Power supply pin that provides both the IC operating current and the MOSFET gate-drive current; UVLO turn-on is 16 V and turn-off is 7.75 V, and VDD OVP is 23 to 25 V."
      },
      {
        "number": "5",
        "name": "VS",
        "type": "power_in",
        "description": "Voltage sense that detects output voltage and discharge time for constant-current regulation, connected through a resistor divider to the transformer auxiliary winding; the output overvoltage threshold is 3.00 V typical."
      },
      {
        "number": "6",
        "name": "COMI",
        "type": "passive",
        "description": "Constant-current loop compensation pin, with a capacitor (typically above 1 µF) connected between COMI and GND to compensate the current-loop gain."
      },
      {
        "number": "7",
        "name": "NC",
        "type": "unconnected",
        "description": "Not connected."
      },
      {
        "number": "8",
        "name": "HV",
        "type": "input",
        "description": "High-voltage pin connected to the rectified input through a resistor; the datasheet rates the HV pin voltage at 700 V."
      }
    ],
    "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-configuration drawing on page 4 is scrambled in the text extraction, so pin numbers were tak; The datasheet text is in Chinese. Pin descriptions were translated into English from the page 4 tabl"
        ],
        "pages_sent": 15,
        "cost_usd": 0.0777,
        "at": "2026-10-19T07:07:29"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588884255841112064",
        "pages": 15,
        "sha256": "7cbbccfd40894c34",
        "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": "fl7733amx.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": "2026-10-19",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "fl7733amx-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.0,
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          1.75
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "1783524c1250696f3fec4088dfc23a1d3872a6d7e6998d6564df43c52140dd9e",
        "checked": "2026-10-19",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}