LM321G-AF5-R

{
  "slug": "lm321g-af5-r",
  "version": "0.1.0",
  "type": "component",
  "description": "UTC Unisonic Tech Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, SOT-25. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "power management (pmic)",
    "lm321g-af5-r",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "lm321g-af5-r.kicad_sym",
    "lm321g-af5-r.kicad_mod",
    "lm321g-af5-r.glb",
    "lm321g-af5-r.step",
    "lm321g-af5-r.lbr",
    "docs/hero.png",
    "docs/lm321g-af5-r-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "lm321g-af5-r-hero.glb",
    "lm321g-af5-r-hero.overlay.json",
    "lm321g-af5-r-etched.glb"
  ],
  "component": {
    "mpn": "LM321G-AF5-R",
    "manufacturer": "UTC Unisonic Tech",
    "package": "SOT-25",
    "pin_count": 5,
    "category": "Power Management (PMIC)",
    "subcategory": "Voltage Regulators - Linear, Low Drop Out (LDO) Regulators",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603058531306254336",
    "parts": {
      "symbol": "lm321g-af5-r.kicad_sym",
      "footprint": "lm321g-af5-r.kicad_mod",
      "model_3d": "lm321g-af5-r-hero.glb",
      "model_3d_plain": "lm321g-af5-r-etched.glb",
      "model_3d_step": "lm321g-af5-r-etched.step",
      "model_3d_step_plain": "lm321g-af5-r.step",
      "lbr": "lm321g-af5-r.lbr"
    },
    "distributor_links": {
      "lcsc": "C7464710"
    },
    "distributor_check": {
      "checked_at": "2026-10-18T22:21:46Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "+IN",
        "type": "input",
        "description": "Non-inverting input; the common-mode input range is 0 V to V+ -1.5 V (CMRR ≥ 50 dB) and it may be driven up to +32 V without damage."
      },
      {
        "number": "2",
        "name": "V-",
        "type": "power_in",
        "description": "Negative supply rail, stated in the datasheet as ground; the input common-mode range includes this ground, allowing single-supply operation."
      },
      {
        "number": "3",
        "name": "-IN",
        "type": "input",
        "description": "Inverting input; the common-mode input range is 0 V to V+ -1.5 V (CMRR ≥ 50 dB) and it may be driven up to +32 V without damage."
      },
      {
        "number": "4",
        "name": "OUTPUT",
        "type": "output",
        "description": "Output; short-circuit to ground is limited to approximately 40 mA independent of V+, and continuous shorts above V+ = 15 V can exceed power dissipation ratings."
      },
      {
        "number": "5",
        "name": "V+",
        "type": "power_in",
        "description": "Positive power supply; the supply voltage range is +3 V to +32 V (absolute maximum supply voltage 32 V)."
      }
    ],
    "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 gives a single PIN NO./PIN NAME table (page 2) and does not print a separate pinout pe; Pin 2 is named V- in the pin-name column but described as 'Ground' in the description column; it is "
        ],
        "pages_sent": 7,
        "cost_usd": 0.0335,
        "at": "2026-10-18T22:18:59"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603058531306254336",
        "pages": 7,
        "sha256": "8b63528a75749946",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 5,
        "described": 5,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
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        "file": "lm321g-af5-r.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          2.8,
          2.9,
          1.55
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "720a6eab0024069bbee68e7cb4c3ff1149468a34611225cdc852662c5d0ec2b7",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "lm321g-af5-r-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          2.8,
          2.9,
          1.55
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "6aecf7ca40b3e0770a18aef80b19aa892136a1aabaae71d7b8820d56ca760e72",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}