main
Ray Set visibility: public 4013257 11d ago
{
  "schema_version": 1,
  "type": "component",
  "slug": "es44eso",
  "title": "ES44ESO",
  "brief": "ElecSuper Hall Switches, SOT-23-3L. 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",
    "es44eso",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "ES44ESO",
    "manufacturer": "ElecSuper",
    "package": "SOT-23-3L",
    "pin_count": 3,
    "category": "Magnetic Sensors",
    "subcategory": "Hall Switches",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603387242677489664",
    "parts": {
      "symbol": "es44eso.kicad_sym",
      "footprint": "es44eso.kicad_mod",
      "model_3d": "es44eso-hero.glb",
      "model_3d_plain": "es44eso-etched.glb",
      "model_3d_step": "es44eso-etched.step",
      "model_3d_step_plain": "es44eso.step",
      "lbr": "es44eso.lbr"
    },
    "distributor_links": {
      "lcsc": "C23083859"
    },
    "distributor_check": {
      "checked_at": "2026-10-18T01:16:40Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "VDD",
        "type": "power_in",
        "description": "Supply voltage pin, rated for 4.5 V to 24 V with built-in reverse voltage protection, and a maximum reverse voltage of -24 V."
      },
      {
        "number": "2",
        "name": "OUT",
        "type": "output",
        "description": "Collector output pin, limited to 24 V maximum output voltage and 50 mA maximum output current."
      },
      {
        "number": "3",
        "name": "GND",
        "type": "power_in",
        "description": "Ground pin."
      }
    ],
    "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 calls OUT a 'Collector Output', which implies an open-collector output that needs an e; The pin table's 'Outline' column is empty and the text has no pin-1 orientation drawing for SOT-23-3; Ordering text in Table-1 says 'bulk packing (3000 units per reel)', which is self-contradictory. Thi"
        ],
        "pages_sent": 6,
        "cost_usd": 0.0192,
        "at": "2026-10-18T01:15:47"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603387242677489664",
        "pages": 6,
        "sha256": "27c665dfc7ec2308",
        "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": [
      {
        "file": "es44eso.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          2.5,
          3,
          1.2
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "16964b14f93e6c778288a0c110b35f670fab733109c26f0da7dfc07cc3350040",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "es44eso-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          2.5,
          3,
          1.2
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "26d257adb0ad11f099c366bdfafc4352459f8539eb209ca3be17732a5da53b89",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "ElecSuper",
      "Package": "SOT-23-3L",
      "Category": "Magnetic Sensors",
      "Pins": "3"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "27c665dfc7ec2308f262ae35a12033de778a138e146cd95493378a897500967b",
      "rows": [
        {
          "name": "Supply voltage",
          "symbol": "VDD",
          "kind": "electrical",
          "unit": "V",
          "min": 4.5,
          "typ": null,
          "max": 24,
          "conditions": "-40℃ to 85℃",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Supply current",
          "symbol": "lDD",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 4,
          "max": 10,
          "conditions": "VDD = 12V",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Output saturation voltage",
          "symbol": "VDSon",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 0.4,
          "conditions": "at 20mA, Gauss >Bop",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Output leakage current",
          "symbol": "lOFF",
          "kind": "electrical",
          "unit": "uA",
          "min": null,
          "typ": null,
          "max": 10,
          "conditions": "B<Brp",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Output rise time",
          "symbol": "TR",
          "kind": "timing",
          "unit": "us",
          "min": null,
          "typ": null,
          "max": 1.5,
          "conditions": "VDD =12V at 25℃ CL= 20pF",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Output fall time",
          "symbol": "TF",
          "kind": "timing",
          "unit": "us",
          "min": null,
          "typ": null,
          "max": 1.5,
          "conditions": "VDD=12V at 25℃ CL= 20pF",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Magnetic operating point",
          "symbol": "BOP",
          "kind": "electrical",
          "unit": "Gauss",
          "min": 70,
          "typ": null,
          "max": 240,
          "conditions": "TA=25℃",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Magnetic release point",
          "symbol": "BRP",
          "kind": "electrical",
          "unit": "Gauss",
          "min": 50,
          "typ": null,
          "max": 220,
          "conditions": "TA=25℃",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Magnetic hysteresis window",
          "symbol": "BHYST",
          "kind": "electrical",
          "unit": "Gauss",
          "min": 30,
          "typ": 55,
          "max": 80,
          "conditions": "TA=25°C, |BOP-BRP|",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Operating temperature",
          "symbol": "T",
          "kind": "electrical",
          "unit": "℃",
          "min": -40,
          "typ": null,
          "max": 85,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Storage temperature",
          "symbol": "Ts",
          "kind": "electrical",
          "unit": "℃",
          "min": -65,
          "typ": null,
          "max": 170,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Supply Voltage",
          "symbol": "VDD",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 24,
          "conditions": "Over operating free-air temperature range",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "VDD Reverse Voltage",
          "symbol": "VRDD",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": -24,
          "conditions": "Over operating free-air temperature range",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Output Voltage",
          "symbol": "VOUT",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 24,
          "conditions": "Over operating free-air temperature range",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Output Current",
          "symbol": "lOUT",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 50,
          "conditions": "Over operating free-air temperature range",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Operating Ambient Temperature",
          "symbol": "TA",
          "kind": "absolute_maximum",
          "unit": "℃",
          "min": -40,
          "typ": null,
          "max": 85,
          "conditions": "Over operating free-air temperature range",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Storage Temperature",
          "symbol": "Ts",
          "kind": "absolute_maximum",
          "unit": "℃",
          "min": -65,
          "typ": null,
          "max": 170,
          "conditions": "Over operating free-air temperature range",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "ESD protection, human body model",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -4000,
          "typ": null,
          "max": 4000,
          "conditions": "HBM, C=100pF, R=1.5 kohm",
          "source_page": 3,
          "source": "datasheet"
        }
      ]
    }
  },
  "variants": [],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "es44eso"
  ],
  "discovery_pitch": "ES44ESO (ElecSuper) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "es44eso.kicad_sym",
    "es44eso.kicad_mod",
    "es44eso.glb",
    "es44eso.step",
    "es44eso.lbr",
    "docs/hero.png",
    "docs/es44eso-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "es44eso-hero.glb",
    "es44eso-hero.overlay.json",
    "es44eso-etched.glb"
  ],
  "visibility": {
    "public": true
  }
}