DIO8280AXS8

{
  "slug": "dio8280axs8",
  "version": "0.1.0",
  "type": "component",
  "description": "DIOO LED Drivers, SOP-8-EP. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "nixie tube driver-led driver",
    "dio8280axs8",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "dio8280axs8.kicad_sym",
    "dio8280axs8.kicad_mod",
    "dio8280axs8.glb",
    "dio8280axs8.step",
    "dio8280axs8.lbr",
    "docs/hero.png",
    "docs/dio8280axs8-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "dio8280axs8-hero.glb",
    "dio8280axs8-hero.overlay.json",
    "dio8280axs8-etched.glb"
  ],
  "component": {
    "mpn": "DIO8280AXS8",
    "manufacturer": "DIOO",
    "package": "SOP-8-EP",
    "pin_count": 9,
    "category": "Nixie Tube Driver/LED Driver",
    "subcategory": "LED Drivers",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/74bbaf10d6d67714d103096551cb75f3.pdf",
    "parts": {
      "symbol": "dio8280axs8.kicad_sym",
      "footprint": "dio8280axs8.kicad_mod",
      "model_3d": "dio8280axs8-hero.glb",
      "model_3d_plain": "dio8280axs8-etched.glb",
      "model_3d_step": "dio8280axs8-etched.step",
      "model_3d_step_plain": "dio8280axs8.step",
      "lbr": "dio8280axs8.lbr"
    },
    "distributor_links": {
      "lcsc": "C7494972",
      "mouser": "453-DIO8280AXS8"
    },
    "distributor_check": {
      "checked_at": "2026-10-23T12:03:01Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": "453-DIO8280AXS8",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "SENN",
        "type": "input",
        "description": "Negative current sense pin; the current sense limit across SEN-SENN is 200mV typical and the pin is rated -0.3 to 90V."
      },
      {
        "number": "2",
        "name": "EN",
        "type": "input",
        "description": "Enable and PWM dimming input pin, with turn-on threshold 1.28V, turn-off threshold 0.56V, and rated -0.3 to 90V."
      },
      {
        "number": "3",
        "name": "CF",
        "type": "input",
        "description": "Connect a capacitor to ground to filter AC ripple on the reference voltage, or apply 0~1.2V directly for linear dimming."
      },
      {
        "number": "4",
        "name": "GND",
        "type": "power_in",
        "description": "Ground pin."
      },
      {
        "number": "5",
        "name": "LX",
        "type": "passive",
        "description": "Power MOSFET drain pin connected to the inductor node, rated -0.3 to 90V."
      },
      {
        "number": "6",
        "name": "LX",
        "type": "passive",
        "description": "Power MOSFET drain pin connected to the inductor node, rated -0.3 to 90V."
      },
      {
        "number": "7",
        "name": "VIN",
        "type": "power_in",
        "description": "Input supply pin, 16 to 85V recommended, to be decoupled to GND with a ceramic capacitor."
      },
      {
        "number": "8",
        "name": "SEN",
        "type": "input",
        "description": "Positive current sense pin, rated -0.3 to 90V; PWM is disabled if VSEN-VSENN is 0.3V or more."
      },
      {
        "number": "9",
        "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-sonnet-5-5",
        "primary_mode": "text+vision",
        "consensus_model": "claude-opus-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: The exposed pad is drawn in Figure 1 and labelled GND, but it has no pin number. The layout section ; The datasheet does not state ERC types for LX, SEN or SENN. They are inferred from the pin function ",
          "vision extraction: provenance cannot be text-verified; needs consensus"
        ],
        "pages_sent": 9,
        "cost_usd": 0.2347,
        "at": "2026-10-23T12:02:35"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/74bbaf10d6d67714d103096551cb75f3.pdf",
        "pages": 9,
        "sha256": "d266813ec5191a25",
        "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": "dio8280axs8.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": "dio8280axs8-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": "86b4ed7bdb27907e88d2dc87b3c3d6886a6e95d229bce95c13569bb420299cd7",
        "checked": "2026-10-23",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}