IFX1963S

{
  "slug": "ifx1963s",
  "version": "0.1.0",
  "type": "component",
  "description": "HGSEMI Linear Voltage Regulators (LDO), TO-263-5L. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "power supply chip",
    "ifx1963s",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "ifx1963s.kicad_sym",
    "ifx1963s.kicad_mod",
    "ifx1963s.glb",
    "ifx1963s.step",
    "ifx1963s.lbr",
    "docs/hero.png",
    "docs/ifx1963s-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "ifx1963s-hero.glb",
    "ifx1963s-hero.overlay.json",
    "ifx1963s-etched.glb"
  ],
  "component": {
    "mpn": "IFX1963S",
    "manufacturer": "HGSEMI",
    "package": "TO-263-5L",
    "pin_count": 6,
    "category": "Power Supply Chip",
    "subcategory": "Linear Voltage Regulators (LDO)",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/c74a880491ef2675d0f193fdf9670e5f.pdf",
    "parts": {
      "symbol": "ifx1963s.kicad_sym",
      "footprint": "ifx1963s.kicad_mod",
      "model_3d": "ifx1963s-hero.glb",
      "model_3d_plain": "ifx1963s-etched.glb",
      "model_3d_step": "ifx1963s-etched.step",
      "model_3d_step_plain": "ifx1963s.step",
      "lbr": "ifx1963s.lbr"
    },
    "distributor_links": {
      "lcsc": "C5116336"
    },
    "distributor_check": {
      "checked_at": "2026-10-23T03:32:28Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "EN",
        "type": "input",
        "description": "Active-high CMOS/TTL compatible enable input (low ≤0.8V off, high ≥2.4V on); do not float, may be tied to IN for continuous operation."
      },
      {
        "number": "2",
        "name": "IN",
        "type": "power_in",
        "description": "Unregulated input supply, +2.8V to +16V maximum."
      },
      {
        "number": "3",
        "name": "GND",
        "type": "power_in",
        "description": "Ground; the TAB is also connected internally to the IC's ground."
      },
      {
        "number": "4",
        "name": "OUT",
        "type": "power_out",
        "description": "Regulator output voltage, adjustable from 1.24V to 15V."
      },
      {
        "number": "5",
        "name": "ADJ",
        "type": "input",
        "description": "Feedback input receiving 1.24V from the external resistor divider, VOUT=1.242×(R1/R2+1)."
      },
      {
        "number": "6",
        "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-sonnet-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 lists TAB as connected to GND together with pin 3 (\"3, TAB\"). The TAB is not modeled a; The datasheet gives inconsistent input voltage ranges: +2.8V to +16V in the pin description, 3V to 1; The ordering table lists IFX1963S/TR as TO-263-5. The MPN IFX1963S is assumed to be this variant."
        ],
        "pages_sent": 17,
        "cost_usd": 0.0785,
        "at": "2026-10-23T03:32:12"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/c74a880491ef2675d0f193fdf9670e5f.pdf",
        "pages": 17,
        "sha256": "a0494af0d04250de",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 6,
        "described": 6,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "ifx1963s.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          15.0,
          10.0,
          4.42
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "94c2a3dc1aaad85b6b5193f97d9a7c61b4e28bac25952a1e629557bcf747e246",
        "checked": "2026-10-23",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "ifx1963s-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          15.0,
          10.0,
          4.42
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "1e184a13ff8ca0313b96c4a516e51698b441e36f2681b30b09b76b48ee3e7d45",
        "checked": "2026-10-23",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}