223B PSSY

{
  "schema_version": 1,
  "type": "component",
  "slug": "223b-pssy",
  "title": "223B PSSY",
  "brief": "TDSEMIC Touch Sensors, SOT-23-6. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.2",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "sensor",
    "223b pssy"
  ],
  "component": {
    "mpn": "223B PSSY",
    "manufacturer": "TDSEMIC",
    "package": "SOT-23-6",
    "pin_count": 6,
    "category": "Sensor",
    "subcategory": "Touch Sensors",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/25c4028b9793366512c49044440034a8.pdf",
    "parts": {
      "symbol": "223b-pssy.kicad_sym",
      "footprint": "223b-pssy.kicad_mod",
      "model_3d": "223b-pssy-hero.glb",
      "model_3d_plain": "223b-pssy.glb",
      "model_3d_step": "223b-pssy-etched.step",
      "model_3d_step_plain": "223b-pssy.step",
      "lbr": "223b-pssy.lbr"
    },
    "distributor_links": {
      "lcsc": "C48580907"
    },
    "pins": [
      {
        "number": "1",
        "name": "OUT",
        "type": "output",
        "description": "Push-pull touch-detect output. Drives up to ~10 mA sink (VOL=0.6 V) and ~6 mA source (VOH=2.4 V) at VDD=3 V. Response time up to 60 ms. Polarity and behavior (synchronous vs. level-toggle) set by STG/SLH."
      },
      {
        "number": "2",
        "name": "GND",
        "type": "power_in",
        "description": "Ground / VSS reference."
      },
      {
        "number": "3",
        "name": "SO",
        "type": "input",
        "description": "Touch-sense input; connects to the external touch pad. An optional series resistor Rs (100 Ω-1 kΩ) between the pad and this pin improves noise immunity. Sensitivity is tuned with a capacitor C1 (0-50 pF) from this pin to GND - larger C1 lowers sensitivity, smaller C1 raises it."
      },
      {
        "number": "4",
        "name": "SLH",
        "type": "input",
        "description": "Output-level select (must NOT be left floating). Tie to GND for active-high output on touch (idle low); tie to VDD for active-low output on touch (idle high). Output high level tracks VDD."
      },
      {
        "number": "5",
        "name": "VDD",
        "type": "power_in",
        "description": "Positive supply. 2.0-5.5 V operating range (typ. 3.0 V), IOP ~2.5 µA typ / 7 µA max at 3.0 V. Absolute max VSS−0.3 V to VSS+5.5 V. Decouple with 100 nF + 10 µF near the pin (per application circuit)."
      },
      {
        "number": "6",
        "name": "STG",
        "type": "input",
        "description": "Mode-select strap (must NOT be left floating). Tie to GND for synchronous output mode (output follows touch duration, max touch time 6 s). Tie to VDD for level-toggle (self-locking) mode (output toggles on each touch, max touch time 6 s)."
      }
    ],
    "provenance": {
      "extractor": "ds2sf",
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/25c4028b9793366512c49044440034a8.pdf",
        "pages": 6,
        "sha256": "1fc30c71aea2d2df",
        "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"
    },
    "pin1": {
      "pad": "1",
      "at": [
        -1.1375,
        -0.95
      ],
      "corner": "top-left",
      "source": "silk-marker",
      "derived_from": "SOT-23-6@sha256:f341c73aac9dcb55",
      "mark": "drawn"
    },
    "models_3d": [
      {
        "file": "223b-pssy.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": "223b-pssy-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": "bed58084b1d398ef461bb94b8f5c539a3db887772b53b74c101095d1021b2b36",
        "checked": "2026-11-12",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "TDSEMIC",
      "Package": "SOT-23-6",
      "Category": "Sensor",
      "Pins": "6"
    }
  },
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "223b pssy"
  ],
  "discovery_pitch": "223B PSSY (TDSEMIC) component page with datasheet-verified CAD.",
  "author": {
    "name": "Ray"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "223b-pssy.kicad_sym",
    "223b-pssy.kicad_mod",
    "223b-pssy.glb",
    "223b-pssy.step",
    "223b-pssy.lbr",
    "docs/hero.png",
    "docs/223b-pssy-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "223b-pssy-etched.step",
    "pads.json",
    "223b-pssy-etched.glb",
    "223b-pssy-hero.glb",
    "223b-pssy-hero.overlay.json"
  ],
  "visibility": "public",
  "updated_at": "2026-09-24T14:29:10.849Z",
  "description": "TDSEMIC Touch Sensors, SOT-23-6. Datasheet-verified pinout, KiCad symbol/footprint/3D.",
  "org": "adom"
}