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Ray Set visibility: public da10a21 8d ago
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{
  "schema_version": 1,
  "type": "component",
  "slug": "ss541at",
  "title": "SS541AT",
  "brief": "Honeywell Hall Switches, SOT-89. 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",
    "magnetic sensors",
    "ss541at",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "SS541AT",
    "manufacturer": "Honeywell",
    "package": "SOT-89",
    "pin_count": 3,
    "category": "Magnetic Sensors",
    "subcategory": "Hall Switches",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8589910890226221056",
    "parts": {
      "symbol": "ss541at.kicad_sym",
      "footprint": "ss541at.kicad_mod",
      "model_3d": "ss541at-hero.glb",
      "model_3d_plain": "ss541at-etched.glb",
      "model_3d_step": "ss541at-etched.step",
      "model_3d_step_plain": "ss541at.step",
      "lbr": "ss541at.lbr"
    },
    "distributor_links": {
      "lcsc": "C2152542"
    },
    "distributor_check": {
      "checked_at": "2026-10-18T18:10:29Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "Vs",
        "type": "power_in",
        "description": "Positive supply (+) pin, operating range 3.8 Vdc to 30 Vdc (absolute max -1 V to 30 V); a capacitor between output and supply may be needed above 24 Vdc."
      },
      {
        "number": "2",
        "name": "GND",
        "type": "power_in",
        "description": "Ground (-) pin, common return for the supply and the open-collector output."
      },
      {
        "number": "3",
        "name": "OUT",
        "type": "output",
        "description": "Open-collector sinking output (O), rated 20 mA continuous sink and 50 mA max, Vout max 30 V, Vsat 0.4 V max at 20 mA."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.3",
        "primary_model": "claude-sonnet-5-5",
        "primary_mode": "text+vision",
        "consensus_model": "claude-opus-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: The SOT-89B drawing (page 9) labels the three leads left to right as +, -, O but does not print pin ; The datasheet does not state the output type's direction beyond 'digital, open collector sinking out",
          "vision extraction: provenance cannot be text-verified; needs consensus"
        ],
        "pages_sent": 11,
        "cost_usd": 0.4078,
        "at": "2026-10-18T18:08:28"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8589910890226221056",
        "pages": 11,
        "sha256": "5ff8b87951167aa6",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 3,
        "described": 3,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
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        "file": "ss541at.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          4,
          4.5,
          1.52
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0.05,
        "footprint_binding": "identity",
        "sha256": "844c0bb504d0c383535d9845c6376fe7a4053241a2ede8d8ef694df3fcfc37c8",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "ss541at-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
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        "zmin_mm": 0,
        "centre_offset_mm": 0.05,
        "footprint_binding": "identity",
        "sha256": "29a7cbb981173e3a92e8c4bb382f15d2b4e946e33eba9170db37d77dea3a1bf0",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
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  },
  "metadata": {
    "specs": {
      "Manufacturer": "Honeywell",
      "Package": "SOT-89",
      "Category": "Magnetic Sensors",
      "Pins": "3"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "5ff8b87951167aa6fb68dc34196a098d167e62b58df816caf52667ac0582af65",
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          "kind": "electrical",
          "unit": "Vdc",
          "min": 3.8,
          "typ": null,
          "max": 30,
          "conditions": "",
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          "source": "datasheet"
        },
        {
          "name": "Rated sinking current",
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          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 20,
          "max": null,
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        },
        {
          "name": "Current consumption, on (SS500 Series)",
          "symbol": "",
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          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 10,
          "conditions": "Vs = 30 Vdc, -40°C < T < 150°C, B > operate max.",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Current consumption, off (SS500 Series)",
          "symbol": "",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 10,
          "conditions": "Vs = 30 Vdc, Isink = 20 mA, -40°C < T < 150°C, B > release min.",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Vsat (SS500 Series)",
          "symbol": "Vsat",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 0.4,
          "conditions": "Vs = 3.8 Vdc, B > operate max.",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Output leakage current (SS500 Series)",
          "symbol": "",
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          "unit": "uA",
          "min": null,
          "typ": null,
          "max": 10,
          "conditions": "Vs = 24 V, Vout = 30 V, B < release min.",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Output switching time, rise",
          "symbol": "",
          "kind": "timing",
          "unit": "us",
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          "typ": null,
          "max": 1.5,
          "conditions": "Vs = 12 V, RL = 1.6 kOhm, CL = 20 pF, T = 25°C [77°F]",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Output switching time, fall",
          "symbol": "",
          "kind": "timing",
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          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Operating temperature",
          "symbol": "",
          "kind": "recommended_operating",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Storage temperature",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -50,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Supply voltage (Vs) absolute maximum",
          "symbol": "Vs",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -1,
          "typ": null,
          "max": 30,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Applied output voltage (Vout), SS500 Series (off)",
          "symbol": "Vout",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
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          "max": 30,
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        {
          "name": "Output current (Isink)",
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          "min": null,
          "typ": null,
          "max": 50,
          "conditions": "Vs = -1 Vdc to 24 Vdc",
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        {
          "name": "Output current (Isink)",
          "symbol": "Isink",
          "kind": "absolute_maximum",
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          "min": null,
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          "conditions": "Vs = 24 Vdc to 25 Vdc",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Output current (Isink)",
          "symbol": "Isink",
          "kind": "absolute_maximum",
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          "min": null,
          "typ": null,
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          "conditions": "Vs = 25 Vdc to 26 Vdc",
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        {
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        {
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        },
        {
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          "conditions": "Vs = 28 Vdc to 29 Vdc",
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        },
        {
          "name": "Output current (Isink)",
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          "conditions": "Vs = 29 Vdc to 30 Vdc",
          "source_page": 3,
          "source": "datasheet"
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        {
          "name": "Operate point, minimum (unipolar SS541AT)",
          "symbol": "",
          "kind": "electrical",
          "unit": "Gauss",
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          "conditions": "-40°C [-40°F]",
          "source_page": 4,
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        {
          "name": "Operate point, maximum (unipolar SS541AT)",
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          "name": "Release point, minimum (unipolar SS541AT)",
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          "name": "Differential, minimum (unipolar SS541AT)",
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          "kind": "electrical",
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          "name": "Operate point, minimum (unipolar SS541AT)",
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          "name": "Operate point, maximum (unipolar SS541AT)",
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          "name": "Release point, maximum (unipolar SS541AT)",
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          "conditions": "0°C [0°F]",
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          "name": "Operate point, minimum (unipolar SS541AT)",
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          "typ": null,
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          "conditions": "25°C [77°F]",
          "source_page": 4,
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          "name": "Operate point, maximum (unipolar SS541AT)",
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          "name": "Release point, maximum (unipolar SS541AT)",
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          "name": "Differential, minimum (unipolar SS541AT)",
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          "name": "Operate point, minimum (unipolar SS541AT)",
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          "name": "Operate point, maximum (unipolar SS541AT)",
          "symbol": "",
          "kind": "electrical",
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        {
          "name": "Release point, minimum (unipolar SS541AT)",
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          "kind": "electrical",
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          "name": "Release point, maximum (unipolar SS541AT)",
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          "name": "Operate point, minimum (unipolar SS541AT)",
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          "kind": "electrical",
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          "typ": null,
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          "conditions": "125°C [257°F]",
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          "name": "Release point, maximum (unipolar SS541AT)",
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          "conditions": "150°C [302°F]",
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          "name": "Operate point, maximum (unipolar SS541AT)",
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          "name": "Differential, minimum (unipolar SS541AT)",
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          "kind": "electrical",
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          "conditions": "150°C [302°F]",
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          "source": "datasheet"
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      ]
    }
  },
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    "viewers",
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  "discovery_triggers": [
    "ss541at"
  ],
  "discovery_pitch": "SS541AT (Honeywell) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
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}