GH1248ESW

{
  "schema_version": 1,
  "type": "component",
  "slug": "gh1248esw",
  "title": "GH1248ESW",
  "brief": "GoChip Elec Tech Shanghai Hall Sensor, SOT-23-3L. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.2.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "sensor",
    "gh1248esw"
  ],
  "component": {
    "mpn": "GH1248ESW",
    "manufacturer": "GoChip Elec Tech Shanghai",
    "package": "SOT-23-3L",
    "pin_count": 3,
    "category": "Sensor",
    "subcategory": "Hall Sensor",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/61beec4dbc4c408dbcbd78b7cfcab293.pdf",
    "parts": {
      "symbol": "gh1248esw.kicad_sym",
      "footprint": "gh1248esw.kicad_mod",
      "model_3d": "gh1248esw-etched.glb",
      "model_3d_plain": "gh1248esw.glb",
      "model_3d_step": "gh1248esw-etched.step",
      "model_3d_step_plain": "gh1248esw.step",
      "lbr": "gh1248esw.lbr"
    },
    "distributor_links": {},
    "pins": [
      {
        "number": "1",
        "name": "VDD",
        "type": "power_in",
        "description": "Positive supply input. Operating range 1.8 V to 5.5 V; absolute max 7.0 V. Bypass with ~10 nF to GND close to the pin (per Figure 5)."
      },
      {
        "number": "3",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference pin (SOT-23-3L pin 3; SIP-3L pin 2; DFN1616-3 pin 3)."
      },
      {
        "number": "2",
        "name": "OUTPUT",
        "type": "output",
        "description": "Digital latched output driven by internal open-drain NMOS with built-in pull-up resistor to VDD. Pulled low (Vsat ~0.05 V typ at 1 mA) when |B| > BOP; released high when |B| < BRP. Max Iout 5.0 mA; leakage <0.01 uA typ."
      }
    ],
    "provenance": {
      "extractor": "ds2sf",
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/61beec4dbc4c408dbcbd78b7cfcab293.pdf",
        "pages": 9,
        "sha256": "6a2aca797ed7f856",
        "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"
    },
    "pin1": {
      "pad": "1",
      "at": [
        -1.1375,
        -0.95
      ],
      "corner": "top-left",
      "source": "silk-marker",
      "derived_from": "SOT-23-3@sha256:ab2ce7041629a2c0",
      "mark": "drawn"
    },
    "models_3d": [
      {
        "file": "gh1248esw.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": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "gh1248esw-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": "26dbf3e0625bb4bf39daeb7ad7759b8671643ce61a4b073028f85f48bfd74cf4",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "GoChip Elec Tech Shanghai",
      "Package": "SOT-23-3L",
      "Category": "Sensor",
      "Pins": "3"
    }
  },
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "gh1248esw"
  ],
  "discovery_pitch": "GH1248ESW (GoChip Elec Tech Shanghai) component page with datasheet-verified CAD.",
  "author": {
    "name": "Ray"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "gh1248esw.kicad_sym",
    "gh1248esw.kicad_mod",
    "gh1248esw.glb",
    "gh1248esw.step",
    "gh1248esw-etched.step",
    "gh1248esw.lbr",
    "docs/hero.png",
    "docs/gh1248esw-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html"
  ],
  "visibility": {
    "public": true
  },
  "updated_at": "2026-09-24T21:03:01.059Z"
}