SC04B

{
  "slug": "sc04b",
  "version": "0.1.0",
  "type": "component",
  "description": "icman(晶尊微) Touch Sensors, SOP-16. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "sensors",
    "sc04b",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "sc04b.kicad_sym",
    "sc04b.kicad_mod",
    "sc04b.glb",
    "sc04b.step",
    "sc04b.lbr",
    "docs/hero.png",
    "docs/sc04b-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "sc04b-hero.glb",
    "sc04b-hero.overlay.json",
    "sc04b-etched.glb"
  ],
  "component": {
    "mpn": "SC04B",
    "manufacturer": "icman(晶尊微)",
    "package": "SOP-16",
    "pin_count": 16,
    "category": "Sensors",
    "subcategory": "Touch Sensors",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590903478988722177",
    "parts": {
      "symbol": "sc04b.kicad_sym",
      "footprint": "sc04b.kicad_mod",
      "model_3d": "sc04b-hero.glb",
      "model_3d_plain": "sc04b-etched.glb",
      "model_3d_step": "sc04b-etched.step",
      "model_3d_step_plain": "sc04b.step",
      "lbr": "sc04b.lbr"
    },
    "distributor_links": {
      "lcsc": "C5337815"
    },
    "distributor_check": {
      "checked_at": "2026-10-17T06:01:39Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "GND",
        "type": "power_in",
        "description": "Power supply ground pin for the device (电源地), with the VDD and GND pins forming the power inputs."
      },
      {
        "number": "2",
        "name": "CMOD",
        "type": "bidirectional",
        "description": "Charge-collection capacitor connection that takes a fixed-value capacitor, typically 4.7 nF within a 1 nF to 10 nF range, independent of sensitivity."
      },
      {
        "number": "3",
        "name": "CDC",
        "type": "bidirectional",
        "description": "Sensitivity capacitor connection with a 5 pF to 100 pF range, where a smaller capacitance gives higher sensitivity."
      },
      {
        "number": "4",
        "name": "CIN0",
        "type": "bidirectional",
        "description": "Sense-pad input for touch key 0 that detects the capacitance change, left floating when unused."
      },
      {
        "number": "5",
        "name": "CIN1",
        "type": "bidirectional",
        "description": "Sense-pad input for touch key 1 that detects the capacitance change, left floating when unused."
      },
      {
        "number": "6",
        "name": "CIN2",
        "type": "bidirectional",
        "description": "Sense-pad input for touch key 2 that detects the capacitance change, left floating when unused."
      },
      {
        "number": "7",
        "name": "CIN3",
        "type": "bidirectional",
        "description": "Sense-pad input for touch key 3 that detects the capacitance change, left floating when unused."
      },
      {
        "number": "8",
        "name": "NC",
        "type": "unconnected",
        "description": "Listed as NC in the pin table with no function or connection specified in the datasheet."
      },
      {
        "number": "9",
        "name": "NC",
        "type": "unconnected",
        "description": "Listed as NC in the pin table with no function or connection specified in the datasheet."
      },
      {
        "number": "10",
        "name": "OUT3",
        "type": "output",
        "description": "Open-drain NMOS output for touch key 3 with an internal 10 kΩ pull-up, where the valid active level is strong low and the pin is left floating when unused."
      },
      {
        "number": "11",
        "name": "OUT2",
        "type": "output",
        "description": "Open-drain NMOS output for touch key 2 with an internal 10 kΩ pull-up, where the valid active level is strong low and the pin is left floating when unused."
      },
      {
        "number": "12",
        "name": "OUT1",
        "type": "output",
        "description": "Open-drain NMOS output for touch key 1 with an internal 10 kΩ pull-up, where the valid active level is strong low and the pin is left floating when unused."
      },
      {
        "number": "13",
        "name": "OUT0",
        "type": "output",
        "description": "Open-drain NMOS output for touch key 0 with an internal 10 kΩ pull-up, where the valid active level is strong low and the pin is left floating when unused."
      },
      {
        "number": "14",
        "name": "SLPEN",
        "type": "input",
        "description": "Sleep-mode enable input, where tying it to GND disables sleep and tying it to VDD allows the chip to enter sleep mode after no touch for more than 70 s."
      },
      {
        "number": "15",
        "name": "MD",
        "type": "input",
        "description": "Output mode select input, where tying it to GND gives direct output (low while touched) and tying it to VDD gives latched output that toggles on each touch."
      },
      {
        "number": "16",
        "name": "VDD",
        "type": "power_in",
        "description": "Positive supply input with an operating range of 2.6 V to 6.0 V and a maximum rating of 6.0 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 datasheet classifies CMOD and CDC as I/O, but both function as capacitor connections; bidirectio; The datasheet describes these as NMOS open-drain outputs, which have no exact KiCad class in the all; The datasheet gives no function for these pins beyond NC; the description states only that."
        ],
        "pages_sent": 13,
        "cost_usd": 0.0464,
        "at": "2026-10-17T05:59:51"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590903478988722177",
        "pages": 13,
        "sha256": "bb09cdce17a3aba6",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 16,
        "described": 16,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "sc04b.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.0,
          9.9,
          1.75
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "d5eeddb4c0b304dc61950919b126fc61d7586abd5f16ab71a2a79759ec6498bf",
        "checked": "2026-10-17",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "sc04b-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.0,
          9.9,
          1.75
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "acd226474ca3da5507462b37c23dba240d3a3fbbdaffa313dcbc94d2c68513b5",
        "checked": "2026-10-17",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}