OB5686ACPA

{
  "slug": "ob5686acpa",
  "version": "0.1.0",
  "type": "component",
  "description": "OB On Bright Elec LED Drivers, SOP-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "led drivers",
    "ob5686acpa",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "ob5686acpa.kicad_sym",
    "ob5686acpa.kicad_mod",
    "ob5686acpa.glb",
    "ob5686acpa.step",
    "ob5686acpa.lbr",
    "docs/hero.png",
    "docs/ob5686acpa-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "ob5686acpa-hero.glb",
    "ob5686acpa-hero.overlay.json",
    "ob5686acpa-etched.glb"
  ],
  "component": {
    "mpn": "OB5686ACPA",
    "manufacturer": "OB On Bright Elec",
    "package": "SOP-8",
    "pin_count": 8,
    "category": "LED Drivers",
    "subcategory": "LED Drivers",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/5754de2a1eaccebf988a914b27f1c91f.pdf",
    "parts": {
      "symbol": "ob5686acpa.kicad_sym",
      "footprint": "ob5686acpa.kicad_mod",
      "model_3d": "ob5686acpa-hero.glb",
      "model_3d_plain": "ob5686acpa-etched.glb",
      "model_3d_step": "ob5686acpa-etched.step",
      "model_3d_step_plain": "ob5686acpa.step",
      "lbr": "ob5686acpa.lbr"
    },
    "distributor_links": {
      "lcsc": "C48392381"
    },
    "distributor_check": {
      "checked_at": "2026-10-17T22:20:41Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "FB",
        "type": "input",
        "description": "Output voltage feedback input (ITh) used for CV regulation and quasi-resonant detection, with an absolute range of -1 V to 7 V."
      },
      {
        "number": "2",
        "name": "GND",
        "type": "power_in",
        "description": "Power ground for the controller and the reference for the CS resistor and BRC network."
      },
      {
        "number": "3",
        "name": "NC",
        "type": "unconnected",
        "description": "No internal connection; leave unconnected."
      },
      {
        "number": "4",
        "name": "HV",
        "type": "power_in",
        "description": "High-voltage power supply input for the HV start-up circuit, rated -0.3 V to 700 V."
      },
      {
        "number": "5",
        "name": "BRC",
        "type": "bidirectional",
        "description": "Line brownout and line over-voltage setting pin; GND gives 140 Vac brownout and 323 Vac OVP, a 10 kΩ to GND disables both, and floating gives 71 Vac brownout and 323 Vac OVP, with an absolute range of -0.3 V to 7 V."
      },
      {
        "number": "6",
        "name": "CS",
        "type": "input",
        "description": "Current sense input for cycle-by-cycle current limiting, with an absolute range of -0.3 V to 7 V and 420 ns leading edge blanking."
      },
      {
        "number": "7",
        "name": "GATE",
        "type": "output",
        "description": "Gate driver output for the power MOSFET, clamped internally to about 12 V with an absolute range of -0.3 V to 40 V."
      },
      {
        "number": "8",
        "name": "VDD",
        "type": "power_in",
        "description": "Power supply for the controller, with UVLO exit at 16.2 V (rising), UVLO entry at 8 V (falling), and an absolute range of -0.3 V to 40 V."
      }
    ],
    "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 SOP8 pin map drawing on page 3 is garbled in the text extraction (pin numbers and labels are not; Pin 1 is labeled ITh in the terminal table but the datasheet gives it as FB; the type was set to inp; Ordering information lists OB5686ACPA as SOP8 Halogen-free in T&R (tape and reel). The pinout is the"
        ],
        "pages_sent": 12,
        "cost_usd": 0.0602,
        "at": "2026-10-17T22:18:35"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/5754de2a1eaccebf988a914b27f1c91f.pdf",
        "pages": 12,
        "sha256": "80d91c570c87c1f1",
        "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": [
      {
        "file": "ob5686acpa.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.0,
          4.9,
          1.75
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "07f46cff378d30e6c27dfd5a03092c795323f86d91c71fc7e743f4f418dc553a",
        "checked": "2026-10-17",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "ob5686acpa-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.0,
          4.9,
          1.75
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "7d0de91c6490723222e20c4d1a9d2771c537d28a05cdef14ca3b4230d4d50569",
        "checked": "2026-10-17",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}