LP3966S-ADJ

{
  "slug": "lp3966s-adj",
  "version": "0.1.0",
  "type": "component",
  "description": "HGSEMI Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, TO-263-5. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "power management (pmic)",
    "lp3966s-adj",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "lp3966s-adj.kicad_sym",
    "lp3966s-adj.kicad_mod",
    "lp3966s-adj.glb",
    "lp3966s-adj.step",
    "lp3966s-adj.lbr",
    "docs/hero.png",
    "docs/lp3966s-adj-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "lp3966s-adj-hero.glb",
    "lp3966s-adj-hero.overlay.json",
    "lp3966s-adj-etched.glb"
  ],
  "component": {
    "mpn": "LP3966S-ADJ",
    "manufacturer": "HGSEMI",
    "package": "TO-263-5",
    "pin_count": 6,
    "category": "Power Management (PMIC)",
    "subcategory": "Voltage Regulators - Linear, Low Drop Out (LDO) Regulators",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603393527695368192",
    "parts": {
      "symbol": "lp3966s-adj.kicad_sym",
      "footprint": "lp3966s-adj.kicad_mod",
      "model_3d": "lp3966s-adj-hero.glb",
      "model_3d_plain": "lp3966s-adj-etched.glb",
      "model_3d_step": "lp3966s-adj-etched.step",
      "model_3d_step_plain": "lp3966s-adj.step",
      "lbr": "lp3966s-adj.lbr"
    },
    "distributor_links": {
      "lcsc": "C3007946"
    },
    "distributor_check": {
      "checked_at": "2026-10-18T10:42:46Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "EN",
        "type": "input",
        "description": "Active-high CMOS/TTL-compatible enable input that must not be left floating, and it may be tied directly to IN for continuous operation."
      },
      {
        "number": "2",
        "name": "IN",
        "type": "power_in",
        "description": "Unregulated input supply, rated at +2.8V to +8V maximum (operating input voltage listed as 3.3V to 8V)."
      },
      {
        "number": "3",
        "name": "GND",
        "type": "power_in",
        "description": "Ground pin, with the TAB also connected internally to the IC ground on both packages."
      },
      {
        "number": "4",
        "name": "OUT",
        "type": "power_out",
        "description": "Regulator output voltage; the output structure blocks reverse current flow when external voltages exceed the set output."
      },
      {
        "number": "5",
        "name": "ADJ",
        "type": "input",
        "description": "Feedback input receiving the 1.24V reference from an external resistor divider that sets the output voltage between 1.24V and 15V."
      },
      {
        "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-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 TAB is not a numbered pin; it is listed in the datasheet pin table as '3, TAB' both mapping to G; The datasheet's pin configuration figure is shared across TO-263-5, TO-220-5 and TO-252-4 and does n; The ADJ output formula in the extracted text is garbled (VOUT=1.242×(R1 R2 +1)); the division sign w",
          "exposed pad 6 added from the footprint",
          "dropped thermal pad ['EP'] absent from footprint"
        ],
        "pages_sent": 18,
        "cost_usd": 0.042,
        "at": "2026-10-18T10:41:04"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603393527695368192",
        "pages": 18,
        "sha256": "847ddc207f2a2ca7",
        "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": [
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        "file": "lp3966s-adj.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": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "lp3966s-adj-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "be7444af6bc20cff90eb0f5685d66637976c55af5baaed185e6276877a5fdd36",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}