RT8511BGQW

{
  "slug": "rt8511bgqw",
  "version": "0.1.0",
  "type": "component",
  "description": "Richtek Tech LED Drivers, DFN-8-EP(2x2). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "display modules - led drivers - display drivers",
    "rt8511bgqw",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "rt8511bgqw.kicad_sym",
    "rt8511bgqw.kicad_mod",
    "rt8511bgqw.glb",
    "rt8511bgqw.step",
    "rt8511bgqw.lbr",
    "docs/hero.png",
    "docs/rt8511bgqw-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "rt8511bgqw-hero.glb",
    "rt8511bgqw-hero.overlay.json",
    "rt8511bgqw-etched.glb"
  ],
  "component": {
    "mpn": "RT8511BGQW",
    "manufacturer": "Richtek Tech",
    "package": "DFN-8-EP(2x2)",
    "pin_count": 9,
    "category": "Display Modules / LED Drivers / Display Drivers",
    "subcategory": "LED Drivers",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/b5de1feeb6a47c72f4ff3a4d0f4d9796.pdf",
    "parts": {
      "symbol": "rt8511bgqw.kicad_sym",
      "footprint": "rt8511bgqw.kicad_mod",
      "model_3d": "rt8511bgqw-hero.glb",
      "model_3d_plain": "rt8511bgqw-etched.glb",
      "model_3d_step": "rt8511bgqw-etched.step",
      "model_3d_step_plain": "rt8511bgqw.step",
      "lbr": "rt8511bgqw.lbr"
    },
    "distributor_links": {
      "lcsc": "C250426"
    },
    "distributor_check": {
      "checked_at": "2026-10-22T22:18:10Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "OVP",
        "type": "input",
        "description": "Over-voltage protection sense input for the boost converter with a detecting threshold of 1.2V (1.14V to 1.26V)."
      },
      {
        "number": "2",
        "name": "FB",
        "type": "input",
        "description": "Feedback pin regulated to 200mV typ.; connect a resistor between this pin and GND to set the LED current."
      },
      {
        "number": "3",
        "name": "DIMC",
        "type": "passive",
        "description": "PWM filter pin that filters the PWM signal to a DC voltage using an external capacitor (1µF typical)."
      },
      {
        "number": "4",
        "name": "GND",
        "type": "power_in",
        "description": "Ground."
      },
      {
        "number": "5",
        "name": "LX",
        "type": "passive",
        "description": "Switch node of the boost converter, internal N-MOSFET rated -0.3V to 48V with 2.2A typ. current limit."
      },
      {
        "number": "6",
        "name": "VIN",
        "type": "power_in",
        "description": "Power supply input, operating range 2.7V to 24V (absolute maximum 26.5V)."
      },
      {
        "number": "7",
        "name": "PWM",
        "type": "input",
        "description": "Dimming control input accepting a 100Hz to 8kHz PWM signal, logic high 1.6V min and logic low 0.8V max."
      },
      {
        "number": "8",
        "name": "EN",
        "type": "input",
        "description": "Active-high chip enable for the boost converter, logic high 1.6V min and logic low 0.8V max."
      },
      {
        "number": "9",
        "name": "GND",
        "type": "power_in",
        "description": "Exposed pad, must be soldered to a large PCB and connected to AGND for maximum power dissipation."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.3",
        "primary_model": "claude-sonnet-5-5",
        "primary_mode": "text",
        "consensus_model": "claude-sonnet-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: Package hint says DFN-8-EP(2x2); the datasheet names it WDFN-8L 2x2 (W-Type 8L DFN 2x2), which match"
        ],
        "pages_sent": 11,
        "cost_usd": 0.0964,
        "at": "2026-10-22T22:17:59"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/b5de1feeb6a47c72f4ff3a4d0f4d9796.pdf",
        "pages": 11,
        "sha256": "029c4557cdff90a7",
        "source_tier": "mfr"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 9,
        "described": 9,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "rt8511bgqw.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          2.0,
          1.98,
          0.92
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "914cd301aa2efff54a7c18fe40fe21c25b277d6109b6cb10afb266387128ddd0",
        "checked": "2026-10-22",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "rt8511bgqw-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          2.0,
          1.98,
          0.92
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "59304f1588c3aa091f3c3bbe976df489a0d36fd45fffa004b5c5a7a5e013f12b",
        "checked": "2026-10-22",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}