LM2951D-5.0

{
  "slug": "lm2951d-5-0",
  "version": "0.1.0",
  "type": "component",
  "description": "HTC Korea TAEJIN Tech Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, SOP-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "power management (pmic)",
    "lm2951d-5.0",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
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    "path": "docs/hero.png"
  },
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    "README.md",
    "lm2951d-5-0.kicad_sym",
    "lm2951d-5-0.kicad_mod",
    "lm2951d-5-0.glb",
    "lm2951d-5-0.step",
    "lm2951d-5-0.lbr",
    "docs/hero.png",
    "docs/lm2951d-5-0-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "lm2951d-5-0-hero.glb",
    "lm2951d-5-0-hero.overlay.json",
    "lm2951d-5-0-etched.glb"
  ],
  "component": {
    "mpn": "LM2951D-5.0",
    "manufacturer": "HTC Korea TAEJIN Tech",
    "package": "SOP-8",
    "pin_count": 8,
    "category": "Power Management (PMIC)",
    "subcategory": "Voltage Regulators - Linear, Low Drop Out (LDO) Regulators",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588917727918899200",
    "parts": {
      "symbol": "lm2951d-5-0.kicad_sym",
      "footprint": "lm2951d-5-0.kicad_mod",
      "model_3d": "lm2951d-5-0-hero.glb",
      "model_3d_plain": "lm2951d-5-0-etched.glb",
      "model_3d_step": "lm2951d-5-0-etched.step",
      "model_3d_step_plain": "lm2951d-5-0.step",
      "lbr": "lm2951d-5-0.lbr"
    },
    "distributor_links": {
      "lcsc": "C784711",
      "digikey": "5536-LM2951D-5.0TR-ND"
    },
    "distributor_check": {
      "checked_at": "2026-10-19T01:03:38Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "5536-LM2951D-5.0TR-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "Output",
        "type": "power_out",
        "description": "Regulated output of the LM2951D, which is guaranteed to supply 100 mA and is protected by current and thermal limiting, and the datasheet recommends 1 µF for stability."
      },
      {
        "number": "2",
        "name": "Sense",
        "type": "input",
        "description": "Output sense input, which the datasheet's 8-pin test condition ties to the output (VOUT = XX V) for regulation measurements."
      },
      {
        "number": "3",
        "name": "Shutdown",
        "type": "input",
        "description": "Logic-compatible shutdown input where the regulator is on when VSHUTDOWN is 0.8 V or lower and off when VSHUTDOWN is 2 V or higher, with an absolute maximum of -1.5 to +30 V."
      },
      {
        "number": "4",
        "name": "Ground",
        "type": "power_in",
        "description": "Ground reference pin for the regulator."
      },
      {
        "number": "5",
        "name": "Error",
        "type": "output",
        "description": "Error comparator output that warns of output dropout, going low when the output falls about 5% below nominal (7.5% guaranteed), with an absolute maximum of -0.3 to +30 V."
      },
      {
        "number": "6",
        "name": "Tap",
        "type": "passive",
        "description": "Internal resistor divider tap at the -XX V output voltage, to which the Feedback pin is tied for fixed-voltage operation."
      },
      {
        "number": "7",
        "name": "Feedback",
        "type": "input",
        "description": "Error amplifier feedback input, tied to the Tap for fixed-voltage versions or driven from an external divider for programmable output from 1.24 V to 29 V, with an absolute maximum of -0.3 to +30 V."
      },
      {
        "number": "8",
        "name": "Input",
        "type": "power_in",
        "description": "Unregulated input supply, rated -0.3 to +30 V absolute maximum, which must be at least 2.3 V over temperature at very low programmed output voltages."
      }
    ],
    "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 8-pin pin list (Output, Sense, Shutdown, Ground, Error, Tap, Feedback, Input) is printed under t; The LM2951D-5.0 is covered by the LM2951D-XX family in the ordering table; the datasheet does not li",
          "1/8 pin names appear NOWHERE in the datasheet text: ['4:Ground@p1']"
        ],
        "pages_sent": 4,
        "cost_usd": 0.0272,
        "at": "2026-10-19T01:03:24"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588917727918899200",
        "pages": 4,
        "sha256": "9ad6b6821316b8ff",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 8,
        "described": 8,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
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      "footprint": "viewers/footprint.html"
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        "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": "07f46cff378d30e6c27dfd5a03092c795323f86d91c71fc7e743f4f418dc553a",
        "checked": "2026-10-19",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "lm2951d-5-0-etched.step",
        "role": "eda",
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        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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        "zmin_mm": -0.0,
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        "checked": "2026-10-19",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
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  }
}