MT7285

{
  "slug": "mt7285",
  "version": "0.1.0",
  "type": "component",
  "description": "MAXIC Tech LED Drivers, SOP-8-EP. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "display modules - led drivers - display drivers",
    "mt7285",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "mt7285.kicad_sym",
    "mt7285.kicad_mod",
    "mt7285.glb",
    "mt7285.step",
    "mt7285.lbr",
    "docs/hero.png",
    "docs/mt7285-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "mt7285-hero.glb",
    "mt7285-hero.overlay.json",
    "mt7285-etched.glb"
  ],
  "component": {
    "mpn": "MT7285",
    "manufacturer": "MAXIC Tech",
    "package": "SOP-8-EP",
    "pin_count": 9,
    "category": "Display Modules / LED Drivers / Display Drivers",
    "subcategory": "LED Drivers",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/4e79ad527ab924ef0de2fca66a6ab007.pdf",
    "parts": {
      "symbol": "mt7285.kicad_sym",
      "footprint": "mt7285.kicad_mod",
      "model_3d": "mt7285-hero.glb",
      "model_3d_plain": "mt7285-etched.glb",
      "model_3d_step": "mt7285-etched.step",
      "model_3d_step_plain": "mt7285.step",
      "lbr": "mt7285.lbr"
    },
    "distributor_links": {
      "lcsc": "C216701"
    },
    "distributor_check": {
      "checked_at": "2026-10-23T06:16:14Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "ISEN",
        "type": "input",
        "description": "Over-current protection sense pin."
      },
      {
        "number": "2",
        "name": "VDD",
        "type": "power_out",
        "description": "5V reference voltage output; connect a ceramic capacitor of 1μF or larger to GND."
      },
      {
        "number": "3",
        "name": "VIN",
        "type": "power_in",
        "description": "Chip supply pin with 4.2V to 40V input range; connect a 10μF ceramic capacitor to GND."
      },
      {
        "number": "4",
        "name": "CS",
        "type": "input",
        "description": "LED current sense pin; the voltage between VIN and CS is 205mV."
      },
      {
        "number": "5",
        "name": "COMP",
        "type": "passive",
        "description": "Compensation pin; connect a 22nF ceramic capacitor to GND to set loop stability and soft-start time."
      },
      {
        "number": "6",
        "name": "ADJ",
        "type": "input",
        "description": "Brightness and on/off control pin; chip enables above 0.4V, LED current ramps 0% to 100% for 0.8V to 1.6V, clamped at 100% above 1.6V, PWM dimming 100Hz to 10kHz with amplitude above 1.6V, and shutdown if held below 200mV for 3.5ms."
      },
      {
        "number": "7",
        "name": "OVP",
        "type": "input",
        "description": "Over-voltage protection sense pin; in boost and buck-boost the chip shuts off when OVP exceeds 1.2V, with 100mV comparator hysteresis."
      },
      {
        "number": "8",
        "name": "DRV",
        "type": "output",
        "description": "Gate drive output connected to the external MOSFET gate."
      },
      {
        "number": "9",
        "name": "GND",
        "type": "power_in",
        "description": "Ground pin (exposed pad of the ESOP8 package)."
      }
    ],
    "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: Datasheet lists GND as pin 9, which is the exposed pad of the ESOP8 package; the pin drawing shows o; ADJ enable threshold is inconsistent: the pin description says 0.4V, while the electrical table give; Pin types were inferred from the descriptions (e.g. COMP as passive, VDD as power_out), because the "
        ],
        "pages_sent": 10,
        "cost_usd": 0.0773,
        "at": "2026-10-23T06:15:29"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/4e79ad527ab924ef0de2fca66a6ab007.pdf",
        "pages": 10,
        "sha256": "07a01f8a32b824aa",
        "source_tier": "lcsc"
      },
      "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": "mt7285.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.0,
          4.9,
          1.55
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "2d6f7e774e8143e3320cbd59eb5be9f3b7864614644e3b072006e1eb05fb7fa6",
        "checked": "2026-10-23",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "mt7285-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.0,
          4.9,
          1.55
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "dd5afb334e545d0b73fd907d040e299827a0efe9bf1f9b691863a3aa2b51b781",
        "checked": "2026-10-23",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}