LED2472GBTR

{
  "slug": "led2472gbtr",
  "version": "0.1.0",
  "type": "component",
  "description": "STMicroelectronics LED Drivers, TQFP-48-EP(7x7). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "led drivers",
    "led2472gbtr",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "led2472gbtr.kicad_sym",
    "led2472gbtr.kicad_mod",
    "led2472gbtr.glb",
    "led2472gbtr.step",
    "led2472gbtr.lbr",
    "docs/hero.png",
    "docs/led2472gbtr-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "led2472gbtr-hero.glb",
    "led2472gbtr-hero.overlay.json"
  ],
  "component": {
    "mpn": "LED2472GBTR",
    "manufacturer": "STMicroelectronics",
    "package": "TQFP-48-EP(7x7)",
    "pin_count": 49,
    "category": "LED Drivers",
    "subcategory": "LED Drivers",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603091918985850880",
    "parts": {
      "symbol": "led2472gbtr.kicad_sym",
      "footprint": "led2472gbtr.kicad_mod",
      "model_3d": "led2472gbtr-hero.glb",
      "model_3d_plain": "led2472gbtr.glb",
      "model_3d_step": "led2472gbtr-etched.step",
      "model_3d_step_plain": "led2472gbtr.step",
      "lbr": "led2472gbtr.lbr"
    },
    "distributor_links": {
      "lcsc": "C2970922",
      "digikey": "497-14188-2-ND",
      "mouser": "511-LED2472GBTR"
    },
    "distributor_check": {
      "checked_at": "2026-10-08T23:41:40Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "497-14188-2-ND",
        "status": "found",
        "lifecycle": "Obsolete"
      },
      "mouser": {
        "pn": "511-LED2472GBTR",
        "status": "found",
        "lifecycle": "End of Life"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "NC",
        "type": "unconnected",
        "description": "Not connected internally; leave floating."
      },
      {
        "number": "2",
        "name": "SDI",
        "type": "input",
        "description": "Serial data input for the 24-bit data and configuration shift register."
      },
      {
        "number": "3",
        "name": "LE",
        "type": "input",
        "description": "Latch enable input that transfers shift register contents to the output latches."
      },
      {
        "number": "4",
        "name": "CLK",
        "type": "input",
        "description": "Clock input for the serial interface, rated up to 30 MHz."
      },
      {
        "number": "5",
        "name": "NC",
        "type": "unconnected",
        "description": "Not connected."
      },
      {
        "number": "6",
        "name": "NC",
        "type": "unconnected",
        "description": "Not connected."
      },
      {
        "number": "7",
        "name": "NC",
        "type": "unconnected",
        "description": "Not connected."
      },
      {
        "number": "8",
        "name": "Reserved",
        "type": "unconnected",
        "description": "Reserved pin, not used in applications."
      },
      {
        "number": "9",
        "name": "Reserved",
        "type": "unconnected",
        "description": "Reserved pin, not used in applications."
      },
      {
        "number": "10",
        "name": "NC",
        "type": "unconnected",
        "description": "Not connected."
      },
      {
        "number": "11",
        "name": "NC",
        "type": "unconnected",
        "description": "Not connected."
      },
      {
        "number": "12",
        "name": "NC",
        "type": "unconnected",
        "description": "Not connected."
      },
      {
        "number": "13",
        "name": "R1",
        "type": "output",
        "description": "Red constant-current driver output 1; rated 20 V, programmable 4 mA to 72 mA."
      },
      {
        "number": "14",
        "name": "G1",
        "type": "output",
        "description": "Green constant-current driver output 1; rated 20 V, programmable 4 mA to 72 mA."
      },
      {
        "number": "15",
        "name": "B1",
        "type": "output",
        "description": "Blue constant-current driver output 1; rated 20 V, programmable 4 mA to 72 mA."
      },
      {
        "number": "16",
        "name": "R2",
        "type": "output",
        "description": "Red constant-current driver output 2; rated 20 V, programmable 4 mA to 72 mA."
      },
      {
        "number": "17",
        "name": "G2",
        "type": "output",
        "description": "Green constant-current driver output 2; rated 20 V, programmable 4 mA to 72 mA."
      },
      {
        "number": "18",
        "name": "B2",
        "type": "output",
        "description": "Blue constant-current driver output 2; rated 20 V, programmable 4 mA to 72 mA."
      },
      {
        "number": "19",
        "name": "R3",
        "type": "output",
        "description": "Red constant-current driver output 3; rated 20 V, programmable 4 mA to 72 mA."
      },
      {
        "number": "20",
        "name": "G3",
        "type": "output",
        "description": "Green constant-current driver output 3; rated 20 V, programmable 4 mA to 72 mA."
      },
      {
        "number": "21",
        "name": "B3",
        "type": "output",
        "description": "Blue constant-current driver output 3; rated 20 V, programmable 4 mA to 72 mA."
      },
      {
        "number": "22",
        "name": "R4",
        "type": "output",
        "description": "Red constant-current driver output 4; rated 20 V, programmable 4 mA to 72 mA."
      },
      {
        "number": "23",
        "name": "G4",
        "type": "output",
        "description": "Green constant-current driver output 4; rated 20 V, programmable 4 mA to 72 mA."
      },
      {
        "number": "24",
        "name": "B4",
        "type": "output",
        "description": "Blue constant-current driver output 4; rated 20 V, programmable 4 mA to 72 mA."
      },
      {
        "number": "25",
        "name": "NC",
        "type": "unconnected",
        "description": "Not connected."
      },
      {
        "number": "26",
        "name": "NC",
        "type": "unconnected",
        "description": "Not connected."
      },
      {
        "number": "27",
        "name": "ISET",
        "type": "passive",
        "description": "Current setup pin; a single external resistor to this pin sets the LED output current (see Figure 15)."
      },
      {
        "number": "28",
        "name": "NC",
        "type": "unconnected",
        "description": "Not connected."
      },
      {
        "number": "29",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference pin; the TQFP48 device has two GND pins (29 and 30)."
      },
      {
        "number": "30",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference pin; the TQFP48 device has two GND pins (29 and 30)."
      },
      {
        "number": "31",
        "name": "VDD",
        "type": "power_in",
        "description": "Supply voltage pin; operating range 3 V to 5.5 V, absolute maximum -0.4 V to 7 V."
      },
      {
        "number": "32",
        "name": "BOE",
        "type": "input",
        "description": "Blue output enable input for the blue channel outputs."
      },
      {
        "number": "33",
        "name": "GOE",
        "type": "input",
        "description": "Green output enable input for the green channel outputs."
      },
      {
        "number": "34",
        "name": "ROE",
        "type": "input",
        "description": "Red output enable input for the red channel outputs."
      },
      {
        "number": "35",
        "name": "SDO",
        "type": "output",
        "description": "Serial data output for daisy-chaining devices on the serial interface."
      },
      {
        "number": "36",
        "name": "NC",
        "type": "unconnected",
        "description": "Not connected."
      },
      {
        "number": "37",
        "name": "B5",
        "type": "output",
        "description": "Blue constant-current driver output 5; rated 20 V, programmable 4 mA to 72 mA."
      },
      {
        "number": "38",
        "name": "G5",
        "type": "output",
        "description": "Green constant-current driver output 5; rated 20 V, programmable 4 mA to 72 mA."
      },
      {
        "number": "39",
        "name": "R5",
        "type": "output",
        "description": "Red constant-current driver output 5; rated 20 V, programmable 4 mA to 72 mA."
      },
      {
        "number": "40",
        "name": "B6",
        "type": "output",
        "description": "Blue constant-current driver output 6; rated 20 V, programmable 4 mA to 72 mA."
      },
      {
        "number": "41",
        "name": "G6",
        "type": "output",
        "description": "Green constant-current driver output 6; rated 20 V, programmable 4 mA to 72 mA."
      },
      {
        "number": "42",
        "name": "R6",
        "type": "output",
        "description": "Red constant-current driver output 6; rated 20 V, programmable 4 mA to 72 mA."
      },
      {
        "number": "43",
        "name": "B7",
        "type": "output",
        "description": "Blue constant-current driver output 7; rated 20 V, programmable 4 mA to 72 mA."
      },
      {
        "number": "44",
        "name": "G7",
        "type": "output",
        "description": "Green constant-current driver output 7; rated 20 V, programmable 4 mA to 72 mA."
      },
      {
        "number": "45",
        "name": "R7",
        "type": "output",
        "description": "Red constant-current driver output 7; rated 20 V, programmable 4 mA to 72 mA."
      },
      {
        "number": "46",
        "name": "B8",
        "type": "output",
        "description": "Blue constant-current driver output 8; rated 20 V, programmable 4 mA to 72 mA."
      },
      {
        "number": "47",
        "name": "G8",
        "type": "output",
        "description": "Green constant-current driver output 8; rated 20 V, programmable 4 mA to 72 mA."
      },
      {
        "number": "48",
        "name": "R8",
        "type": "output",
        "description": "Red constant-current driver output 8; rated 20 V, programmable 4 mA to 72 mA."
      },
      {
        "number": "49",
        "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-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 TQFP48-EP pin mapping was taken from the Table 2 pin description (page 7-8), which lists the TQF; The package hint 'TQFP-48-EP(7x7)' could not be confirmed: the datasheet names the package TQFP48-EP; The part is LED2472GBTR (TQFP48-EP, tape and reel per Table 1), so the TQFP48 pinout applies. The ML",
          "exposed pad 49 added from the footprint"
        ],
        "pages_sent": 13,
        "cost_usd": 0.0803,
        "at": "2026-10-08T23:40:32"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603091918985850880",
        "pages": 39,
        "sha256": "4a73968da2e8e09c",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 49,
        "described": 49,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "led2472gbtr.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          9.32,
          9.32,
          1.6
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "b180586f3ee58503076782c9a1fc7102515fb0ece2d21b2fcfad5a1e2aa3df64",
        "checked": "2026-10-08",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "led2472gbtr-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          9.32,
          9.32,
          1.6
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "a9a92e2352e1b485ff6217ea4f5ea5db1b73d414cc03580e7fa183d0425fec92",
        "checked": "2026-10-08",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}