OB6561PXCPA

{
  "schema_version": 1,
  "type": "component",
  "slug": "ob6561pxcpa",
  "title": "OB6561PXCPA",
  "brief": "OB On Bright Elec AC-DC Controllers and Regulators, SOP-8. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
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    "pmic",
    "ob6561pxcpa"
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  "component": {
    "mpn": "OB6561PXCPA",
    "manufacturer": "OB On Bright Elec",
    "package": "SOP-8",
    "pin_count": 8,
    "category": "PMIC",
    "subcategory": "AC-DC Controllers and Regulators",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/9dee31e034cda7645de9c1af84d1aadf.pdf",
    "parts": {
      "symbol": "ob6561pxcpa.kicad_sym",
      "footprint": "ob6561pxcpa.kicad_mod",
      "model_3d": "ob6561pxcpa.glb",
      "model_3d_step": "ob6561pxcpa.step",
      "lbr": "ob6561pxcpa.lbr"
    },
    "distributor_links": {},
    "pins": [
      {
        "number": "1",
        "name": "INV",
        "type": "input",
        "description": "Inverting input of the internal error amplifier. Connected to a resistor divider from the system output for regulation feedback. Also used for system open-loop protection."
      },
      {
        "number": "2",
        "name": "COMP",
        "type": "output",
        "description": "Output of the error amplifier. A feedback compensation network is placed between COMP and the INV pin to shape the voltage loop response."
      },
      {
        "number": "3",
        "name": "MULT",
        "type": "input",
        "description": "Input of the internal multiplier. Connected to the rectified line voltage after the bridge diodes via a resistor divider to provide the sinusoidal reference to the current loop. Analog input range 0 to 7V (absolute max)."
      },
      {
        "number": "4",
        "name": "CS",
        "type": "input",
        "description": "Current sense input. Connected to the MOSFET source current-sensing node (sense resistor) for cycle-by-cycle current limiting with built-in leading-edge blanking. Analog input range 0 to 7V (absolute max)."
      },
      {
        "number": "5",
        "name": "ZCD",
        "type": "input",
        "description": "Zero current detection input. When activated, a new switching cycle starts (transition-mode operation). If tied to GND, the device is disabled. Max current 50mA source / -10mA sink."
      },
      {
        "number": "6",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference for the device."
      },
      {
        "number": "7",
        "name": "GD",
        "type": "output",
        "description": "Totem-pole gate driver output for driving an external power MOSFET. Features high-state clamping for gate protection."
      },
      {
        "number": "8",
        "name": "VCC",
        "type": "power_in",
        "description": "DC supply voltage input. Operating range 9.5V to 28V with UVLO hysteresis; absolute max 30V."
      }
    ],
    "provenance": {
      "extractor": "ds2sf",
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/9dee31e034cda7645de9c1af84d1aadf.pdf",
        "pages": 6,
        "sha256": "4986c654ff826960",
        "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"
    }
  },
  "metadata": {
    "specs": {
      "Manufacturer": "OB On Bright Elec",
      "Package": "SOP-8",
      "Category": "PMIC",
      "Pins": "8"
    }
  },
  "variants": [
    {
      "mpn": "OB6561PXCPA",
      "kind": "packaging"
    },
    {
      "mpn": "OB6561PXCPAAP",
      "kind": "packaging"
    }
  ],
  "sections": [
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    "viewers",
    "readme",
    "breadcrumbs",
    "info"
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  "discovery_triggers": [
    "ob6561pxcpa"
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  "discovery_pitch": "OB6561PXCPA (OB On Bright Elec) component page with datasheet-verified CAD.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
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    "ob6561pxcpa.glb",
    "ob6561pxcpa.step",
    "ob6561pxcpa.lbr",
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  "visibility": {
    "public": true
  },
  "updated_at": "2026-09-25T03:29:01.204Z"
}