CH423NTB

{
  "slug": "ch423ntb",
  "version": "0.1.0",
  "type": "component",
  "description": "COSEMITECH Magnetic Sensors, TO-92S. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "sensors",
    "ch423ntb",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "ch423ntb.kicad_sym",
    "ch423ntb.kicad_mod",
    "ch423ntb.glb",
    "ch423ntb.step",
    "ch423ntb.lbr",
    "docs/hero.png",
    "docs/ch423ntb-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "ch423ntb-hero.glb",
    "ch423ntb-hero.overlay.json",
    "ch423ntb-etched.glb"
  ],
  "component": {
    "mpn": "CH423NTB",
    "manufacturer": "COSEMITECH",
    "package": "TO-92S",
    "pin_count": 3,
    "category": "Sensors",
    "subcategory": "Magnetic Sensors",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/87bc8a1225e8225d4123d740dd495304.pdf",
    "parts": {
      "symbol": "ch423ntb.kicad_sym",
      "footprint": "ch423ntb.kicad_mod",
      "model_3d": "ch423ntb-hero.glb",
      "model_3d_plain": "ch423ntb-etched.glb",
      "model_3d_step": "ch423ntb-etched.step",
      "model_3d_step_plain": "ch423ntb.step",
      "lbr": "ch423ntb.lbr"
    },
    "distributor_links": {
      "lcsc": "C2879967"
    },
    "distributor_check": {
      "checked_at": "2026-11-05T03:44:46Z",
      "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 with an operating range of 3.3 V to 30 V and an absolute maximum supply voltage of 40 V."
      },
      {
        "number": "2",
        "name": "GND",
        "type": "power_in",
        "description": "Ground pin."
      },
      {
        "number": "3",
        "name": "OUT",
        "type": "output",
        "description": "Open collector output with a saturation voltage of 0.4 V maximum at 20 mA, an absolute maximum output voltage of 40 V and an absolute maximum output current of 25 mA."
      }
    ],
    "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 is marked as advanced information and may change. The TO-92S pinout (CH423NT/CH423T sh"
        ],
        "pages_sent": 10,
        "cost_usd": 0.0278,
        "at": "2026-11-05T03:44:39"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/87bc8a1225e8225d4123d740dd495304.pdf",
        "pages": 10,
        "sha256": "9625e03b09468429",
        "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": "ch423ntb.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "body on z = 0, through-hole leads below",
        "extents_mm": [
          4.83,
          3.745,
          9.8
        ],
        "zmin_mm": -2.5,
        "centre_offset_mm": 0.542,
        "footprint_binding": "identity",
        "sha256": "f0b61c32ecbf0067157adc5a3d4966ceadf5d6dafe93c51af35f76c41c71a54a",
        "checked": "2026-11-05",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "ch423ntb-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "body on z = 0, through-hole leads below",
        "extents_mm": [
          4.83,
          3.745,
          9.8
        ],
        "zmin_mm": -2.5,
        "centre_offset_mm": 0.542,
        "footprint_binding": "identity",
        "sha256": "9603d5dee133fd43f87bfd5fc249fa0dc498aa826ef234b57b9760f32fd49fa3",
        "checked": "2026-11-05",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ],
    "package_dims": {
      "package_code": "TO-92S",
      "source_page": 7,
      "D": {
        "nom_mm": 4.0,
        "range_mm": [
          3.9,
          4.1
        ]
      },
      "E1": {
        "nom_mm": 3.0,
        "range_mm": [
          2.9,
          3.1
        ]
      },
      "e": {
        "nom_mm": 1.27,
        "range_mm": [
          null,
          null
        ]
      },
      "source": "datasheet package drawing, every number found on its page (extract_pins --task dims)",
      "model_check": {
        "file": "ch423ntb.step",
        "verdict": "SKIP",
        "reasons": [
          "the datasheet dimensions give no height or body size to compare"
        ],
        "by": "factory/package_fit.py"
      }
    }
  }
}