NCA9511-DMSR

{
  "schema_version": 1,
  "type": "component",
  "slug": "nca9511-dmsr",
  "title": "NCA9511-DMSR",
  "brief": "NOVOSENSE Surge Protection Devices (SPDs), MSOP-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "circuit protection",
    "nca9511-dmsr",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "NCA9511-DMSR",
    "manufacturer": "NOVOSENSE",
    "package": "MSOP-8",
    "pin_count": 8,
    "category": "Circuit Protection",
    "subcategory": "Surge Protection Devices (SPDs)",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8589039611675230208",
    "parts": {
      "symbol": "nca9511-dmsr.kicad_sym",
      "footprint": "nca9511-dmsr.kicad_mod",
      "model_3d": "nca9511-dmsr-etched.glb",
      "model_3d_plain": "nca9511-dmsr.glb",
      "model_3d_step": "nca9511-dmsr-etched.step",
      "model_3d_step_plain": "nca9511-dmsr.step",
      "lbr": "nca9511-dmsr.lbr"
    },
    "distributor_links": {
      "lcsc": "C917455"
    },
    "pins": [
      {
        "number": "1",
        "name": "EN",
        "type": "input",
        "description": "Active-high chip enable pin; low sets shutdown mode, disables rise-time accelerators and pre-charge, drives READY low, and isolates IN/OUT pairs."
      },
      {
        "number": "2",
        "name": "SCLOUT",
        "type": "output",
        "description": "Serial clock output connected to the SCL bus on the card side."
      },
      {
        "number": "3",
        "name": "SCLIN",
        "type": "input",
        "description": "Serial clock input connected to the SCL bus on the backplane side."
      },
      {
        "number": "4",
        "name": "GND",
        "type": "power_in",
        "description": "Supply ground."
      },
      {
        "number": "5",
        "name": "READY",
        "type": "output",
        "description": "Open-drain connection indicator output; high when EN is high and buses are connected, low when EN is low or during startup."
      },
      {
        "number": "6",
        "name": "SDAIN",
        "type": "input",
        "description": "Serial data input connected to the SDA bus on the backplane side."
      },
      {
        "number": "7",
        "name": "SDAOUT",
        "type": "output",
        "description": "Serial data output connected to the SDA bus on the card side."
      },
      {
        "number": "8",
        "name": "VCC",
        "type": "power_in",
        "description": "Main power supply input, 2.7-5.5 V; place 0.01 μF bypass capacitor and pull-up resistors on SDA/SCL lines to this supply."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.2",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.2",
        "primary_model": "claude-haiku-4-5-20251001",
        "primary_mode": "text",
        "consensus_model": "claude-sonnet-4-6",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [],
        "pages_sent": 20,
        "cost_usd": 0.1602,
        "at": "2026-09-17T17:00:58"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8589039611675230208",
        "pages": 20,
        "sha256": "b8aa3804bc87da06",
        "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": "nca9511-dmsr.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          4.9,
          3.0,
          0.95
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "847c4c5023fe1603fbd36900a5dcc4bd3901ba473f71d42c9a469f0236eaadf3",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "nca9511-dmsr-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          4.9,
          3.0,
          0.95
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "8f7cd45a15b77d8cd3d35db322be39424f74987711abe8e4cd46e8e1dc70564f",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "NOVOSENSE",
      "Package": "MSOP-8",
      "Category": "Circuit Protection",
      "Pins": "8"
    }
  },
  "variants": [],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "nca9511-dmsr"
  ],
  "discovery_pitch": "NCA9511-DMSR (NOVOSENSE) component page with datasheet-verified CAD.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "nca9511-dmsr.kicad_sym",
    "nca9511-dmsr.kicad_mod",
    "nca9511-dmsr.glb",
    "nca9511-dmsr.step",
    "nca9511-dmsr.lbr",
    "docs/hero.png",
    "docs/nca9511-dmsr-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html"
  ],
  "visibility": {
    "public": true
  },
  "updated_at": "2026-09-25T02:49:58.064Z"
}