A1391SEHLT-T

{
  "slug": "a1391sehlt-t",
  "version": "0.1.0",
  "type": "component",
  "description": "Allegro MicroSystems, LLC Magnetic Sensors, DFN-6(2x3). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "sensors",
    "a1391sehlt-t",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "a1391sehlt-t.kicad_sym",
    "a1391sehlt-t.kicad_mod",
    "a1391sehlt-t.glb",
    "a1391sehlt-t.step",
    "a1391sehlt-t.lbr",
    "docs/hero.png",
    "docs/a1391sehlt-t-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "a1391sehlt-t-hero.glb",
    "a1391sehlt-t-hero.overlay.json",
    "a1391sehlt-t-etched.glb"
  ],
  "component": {
    "mpn": "A1391SEHLT-T",
    "manufacturer": "Allegro MicroSystems, LLC",
    "package": "DFN-6(2x3)",
    "pin_count": 7,
    "category": "Sensors",
    "subcategory": "Magnetic Sensors",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/b6a7c0b6084b431497f8b7f808d85c2c.pdf",
    "parts": {
      "symbol": "a1391sehlt-t.kicad_sym",
      "footprint": "a1391sehlt-t.kicad_mod",
      "model_3d": "a1391sehlt-t-hero.glb",
      "model_3d_plain": "a1391sehlt-t-etched.glb",
      "model_3d_step": "a1391sehlt-t-etched.step",
      "model_3d_step_plain": "a1391sehlt-t.step",
      "lbr": "a1391sehlt-t.lbr"
    },
    "distributor_links": {
      "lcsc": "C146409",
      "digikey": "620-1031-2-ND",
      "mouser": "250-A1391SEHLT-T"
    },
    "distributor_check": {
      "checked_at": "2026-10-28T00:32:39Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "620-1031-2-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "250-A1391SEHLT-T",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "VCC",
        "type": "power_in",
        "description": "Supply pin, specified for 2.5 to 3.5 V operation with a nominal supply of 3.0 V and an absolute maximum of 8 V."
      },
      {
        "number": "2",
        "name": "OUT",
        "type": "output",
        "description": "Linear Hall output that is high-impedance during sleep mode and must not be driven more than 0.1 V above VCC."
      },
      {
        "number": "3",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference for all supply and voltage ratings, which are referenced to ground."
      },
      {
        "number": "4",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference for all supply and voltage ratings, which are referenced to ground."
      },
      {
        "number": "5",
        "name": "SLEEP",
        "type": "input",
        "description": "Sleep mode control where a logic low (below 0.20 × VCC) selects sleep mode and a logic high (above 0.45 × VCC) selects active mode, with input voltage limited to -0.1 V to VCC + 0.5 V."
      },
      {
        "number": "6",
        "name": "VREF",
        "type": "power_in",
        "description": "Ratiometric reference supply that must be between 2.5 V and VCC, with degraded accuracy below 2.5 V."
      },
      {
        "number": "7",
        "name": "EP",
        "type": "passive",
        "description": "Exposed pad (from the footprint; not named in the datasheet pin table)."
      }
    ],
    "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": null,
        "consensus": "skipped (clean text read)",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [],
        "pages_sent": 16,
        "cost_usd": 0.001,
        "at": "2026-10-28T00:32:21"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/b6a7c0b6084b431497f8b7f808d85c2c.pdf",
        "pages": 16,
        "sha256": "bb3061cc7b62a316",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 7,
        "described": 7,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "a1391sehlt-t.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          3.02,
          2.0,
          0.9
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "1f7f1822f98b99f1c2556b391b346ac08caa16fac545504b7ea29bbabb4e2d15",
        "checked": "2026-10-28",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "a1391sehlt-t-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          3.02,
          2.0,
          0.9
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "68653e83e48dd934a133d319f25f41a795984fe7a136a08dba14ff6f4fffd506",
        "checked": "2026-10-28",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}