COS4561TR

{
  "schema_version": 1,
  "type": "component",
  "slug": "cos4561tr",
  "title": "COS4561TR",
  "brief": "COSINE Analog Switches / Multiplexers, SOT-23-6. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.2.1",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "comm-uart",
    "cos4561tr"
  ],
  "component": {
    "mpn": "COS4561TR",
    "manufacturer": "COSINE",
    "package": "SOT-23-6",
    "pin_count": 6,
    "category": "Comm/UART",
    "subcategory": "Analog Switches / Multiplexers",
    "datasheet": "https://wmsc.lcsc.com/wmsc/upload/file/pdf/v2/lcsc/2407101707_COSINE-COS4561TR_C3035952.pdf",
    "parts": {
      "symbol": "cos4561tr.kicad_sym",
      "footprint": "cos4561tr.kicad_mod",
      "model_3d": "cos4561tr-etched.glb",
      "model_3d_plain": "cos4561tr.glb",
      "model_3d_step": "cos4561tr-etched.step",
      "model_3d_step_plain": "cos4561tr.step",
      "lbr": "cos4561tr.lbr"
    },
    "distributor_links": {},
    "pins": [
      {
        "number": "1",
        "name": "IN",
        "type": "input",
        "description": "Digital control input. TTL/CMOS logic compatible: at 5V supply VIL max 0.5V and VIH min 1.3V; at 12V supply VIL max 1.4V and VIH min 2.3V. Selects which analog throw (NO or NC) is connected to COM."
      },
      {
        "number": "2",
        "name": "V+",
        "type": "power_in",
        "description": "Positive supply voltage input. Recommended operating range 3.0V to 16V (absolute max 17V). Supply current is 0.01μA typical."
      },
      {
        "number": "3",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference (0V). Return for both the supply and the analog switch signals."
      },
      {
        "number": "4",
        "name": "NC",
        "type": "passive",
        "description": "Normally Closed analog throw terminal. Connected to COM when IN=0 (logic low). Rail-to-rail analog signal range 0 to V+; on-resistance 3.6Ω typ at 12V (11Ω typ at 5V). Off-leakage 1nA max at 25°C."
      },
      {
        "number": "5",
        "name": "COM",
        "type": "passive",
        "description": "Common analog terminal of the SPDT switch. Routed to either NC (when IN=0) or NO (when IN=1) with break-before-make timing. Rail-to-rail signal handling 0 to V+."
      },
      {
        "number": "6",
        "name": "NO",
        "type": "passive",
        "description": "Normally Open analog throw terminal. Connected to COM when IN=1 (logic high). Rail-to-rail analog signal range 0 to V+; on-resistance 3.6Ω typ at 12V. Off-leakage 1nA max at 25°C."
      }
    ],
    "provenance": {
      "extractor": "ds2sf",
      "datasheet": {
        "url": "https://wmsc.lcsc.com/wmsc/upload/file/pdf/v2/lcsc/2407101707_COSINE-COS4561TR_C3035952.pdf",
        "pages": 7,
        "sha256": "115122fd41935e8a",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 6,
        "described": 6,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "cos4561tr.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          2.8,
          2.9,
          1.55
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "c9fe686b4d1b56927a41fa84a9bc1efb61d8a45a123a3db43bcaa05c2891d635",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "cos4561tr-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          2.8,
          2.9,
          1.55
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "fa10af314216054c636c415df1ae6888a983a28a77738ec67e6be2b6d263ee11",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "COSINE",
      "Package": "SOT-23-6",
      "Category": "Comm/UART",
      "Pins": "6"
    }
  },
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "cos4561tr"
  ],
  "discovery_pitch": "COS4561TR (COSINE) component page with datasheet-verified CAD.",
  "author": {
    "name": "Ray"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "cos4561tr.kicad_sym",
    "cos4561tr.kicad_mod",
    "cos4561tr.glb",
    "cos4561tr.step",
    "cos4561tr-etched.step",
    "cos4561tr.lbr",
    "docs/hero.png",
    "docs/cos4561tr-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "cos4561tr-etched.glb"
  ],
  "visibility": {
    "public": true
  },
  "variants": [
    {
      "mpn": "COS4561TR",
      "kind": "packaging"
    }
  ],
  "updated_at": "2026-09-24T19:27:46.600Z",
  "description": "COSINE Analog Switches / Multiplexers, SOT-23-6. Datasheet-verified pinout, KiCad symbol/footprint/3D.",
  "org": "adom"
}