LM285MX

{
  "slug": "lm285mx",
  "version": "0.1.0",
  "type": "component",
  "description": "Texas Instruments Voltage Reference, SOIC-8. Pinout reviewed by a person against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "power management (pmic)",
    "lm285mx",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "lm285mx.kicad_sym",
    "lm285mx.kicad_mod",
    "lm285mx.glb",
    "lm285mx.step",
    "lm285mx.lbr",
    "docs/hero.png",
    "docs/lm285mx-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "lm285mx-hero.glb",
    "lm285mx-hero.overlay.json",
    "lm285mx-etched.glb"
  ],
  "component": {
    "mpn": "LM285MX",
    "manufacturer": "Texas Instruments",
    "package": "SOIC-8",
    "pin_count": 8,
    "category": "Power Management (PMIC)",
    "subcategory": "Voltage Reference",
    "datasheet": "https://www.ti.com/cn/lit/gpn/lm385-adj",
    "parts": {
      "symbol": "lm285mx.kicad_sym",
      "footprint": "lm285mx.kicad_mod",
      "model_3d": "lm285mx-hero.glb",
      "model_3d_plain": "lm285mx-etched.glb",
      "model_3d_step": "lm285mx-etched.step",
      "model_3d_step_plain": "lm285mx.step",
      "lbr": "lm285mx.lbr"
    },
    "distributor_links": {
      "lcsc": "C544409",
      "mouser": "926-LM285MX"
    },
    "distributor_check": {
      "checked_at": "2026-10-21T00:49:07Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": "926-LM285MX",
        "status": "found",
        "lifecycle": "Obsolete"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "NC",
        "type": "unconnected",
        "description": "No internal connection; leave unconnected or tie to ground per board layout."
      },
      {
        "number": "2",
        "name": "−",
        "type": "power_in",
        "description": "Cathode / negative terminal; ground-side return path for the shunt reference current; connect to circuit ground."
      },
      {
        "number": "3",
        "name": "NC",
        "type": "unconnected",
        "description": "No internal connection; leave unconnected or tie to ground per board layout."
      },
      {
        "number": "4",
        "name": "NC",
        "type": "unconnected",
        "description": "No internal connection; leave unconnected or tie to ground per board layout."
      },
      {
        "number": "5",
        "name": "NC",
        "type": "unconnected",
        "description": "No internal connection; leave unconnected or tie to ground per board layout."
      },
      {
        "number": "6",
        "name": "FB",
        "type": "input",
        "description": "Feedback / adjust pin; output voltage set by external resistor divider connected here; feedback current 13 nA typ, 35 nA max (25 °C, LM285)."
      },
      {
        "number": "7",
        "name": "NC",
        "type": "unconnected",
        "description": "No internal connection; leave unconnected or tie to ground per board layout."
      },
      {
        "number": "8",
        "name": "+",
        "type": "power_out",
        "description": "Anode / positive terminal; regulated reference voltage output, adjustable 1.24 V to 5.30 V at 10 μA to 20 mA operating current, 1 Ω dynamic impedance typ."
      }
    ],
    "provenance": {
      "extractor": "ds2sf",
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/lm385-adj",
        "pages": 27,
        "sha256": "0dc47d98ca08aa27",
        "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": [
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        "file": "lm285mx.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.0,
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        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "07f46cff378d30e6c27dfd5a03092c795323f86d91c71fc7e743f4f418dc553a",
        "checked": "2026-10-21",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "lm285mx-etched.step",
        "role": "eda",
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        "seat": "z = 0",
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        "checked": "2026-10-21",
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      }
    ]
  }
}