LP2951CN

{
  "slug": "lp2951cn",
  "version": "0.1.0",
  "type": "component",
  "description": "Texas Instruments Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, PDIP-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "power management (pmic)",
    "lp2951cn",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "lp2951cn.kicad_sym",
    "lp2951cn.kicad_mod",
    "lp2951cn.glb",
    "lp2951cn.step",
    "lp2951cn.lbr",
    "docs/hero.png",
    "docs/lp2951cn-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "lp2951cn-hero.glb",
    "lp2951cn-hero.overlay.json"
  ],
  "component": {
    "mpn": "LP2951CN",
    "manufacturer": "Texas Instruments",
    "package": "PDIP-8",
    "pin_count": 8,
    "category": "Power Management (PMIC)",
    "subcategory": "Voltage Regulators - Linear, Low Drop Out (LDO) Regulators",
    "datasheet": "https://www.ti.com/cn/lit/gpn/lp2951-n",
    "parts": {
      "symbol": "lp2951cn.kicad_sym",
      "footprint": "lp2951cn.kicad_mod",
      "model_3d": "lp2951cn-hero.glb",
      "model_3d_plain": "lp2951cn.glb",
      "model_3d_step": "lp2951cn-etched.step",
      "model_3d_step_plain": "lp2951cn.step",
      "lbr": "lp2951cn.lbr"
    },
    "distributor_links": {
      "lcsc": "C2862011",
      "digikey": "2156-LP2951CN-ON-ND",
      "mouser": "926-LP2951CN"
    },
    "distributor_check": {
      "checked_at": "2026-10-07T22:38:09Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "2156-LP2951CN-ON-ND",
        "status": "found",
        "lifecycle": "Obsolete"
      },
      "mouser": {
        "pn": "926-LP2951CN",
        "status": "found",
        "lifecycle": "Obsolete"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "OUT",
        "type": "power_out",
        "description": "Regulated output voltage; in dual-supply systems where the output sees loads returned to a negative supply, the output should be diode-clamped to ground."
      },
      {
        "number": "2",
        "name": "SENSE",
        "type": "input",
        "description": "Output voltage sense input, which the 8-pin test conditions tie to OUT; the datasheet gives an absolute input voltage range of -0.3 V to 30 V for the SHUTDOWN, ERROR and IN class of pins, and ESD rating of ±1500 V for this pin."
      },
      {
        "number": "3",
        "name": "SHUTDOWN",
        "type": "input",
        "description": "Logic-compatible shutdown input that disables the device; the electrical characteristics are specified with VSHUTDOWN ≤ 0.8 V and the absolute maximum input voltage is -0.3 V 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 flag output that warns of low output voltage (dropout), with an absolute maximum voltage of -0.3 V to 30 V."
      },
      {
        "number": "6",
        "name": "VTAP",
        "type": "output",
        "description": "Internal resistor divider tap, which the 8-pin test conditions tie to FEEDBACK."
      },
      {
        "number": "7",
        "name": "FEEDBACK",
        "type": "input",
        "description": "Voltage feedback input with an absolute input voltage range of -1.5 V to 30 V; the 8-pin test conditions tie it to VTAP."
      },
      {
        "number": "8",
        "name": "IN",
        "type": "power_in",
        "description": "Input supply voltage, specified from 2.3 V to 30 V with an absolute maximum of 30 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 Pin Functions table gives one pin-number column for the P (PDIP), D (SOIC) and DGK (VSSOP) packa; The voltage option table lists the PDIP (P) package only as the 5 V (±0.5%, ±1%) option. The MPN LP2; The SENSE and FEEDBACK descriptions and the VTAP and SHUTDOWN conditions come from the electrical ch"
        ],
        "pages_sent": 17,
        "cost_usd": 0.1052,
        "at": "2026-10-07T22:37:53"
      },
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/lp2951-n",
        "pages": 62,
        "sha256": "b9e1f8851a20b9c9",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 8,
        "described": 8,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
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      "footprint": "viewers/footprint.html"
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        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "body on z = 0, through-hole leads below",
        "extents_mm": [
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        "zmin_mm": -3.3,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "4a377a56a8d9e9c0b86c095ef9ecc1869ac19e7f5069a3247b294250bf4f235d",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
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        "file": "lp2951cn-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
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        "sha256": "975e50039a2cb04a8fac253c90d45b0106d1e0c1e29bcf137905ae7b09e6cf5d",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
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    ]
  }
}