LP2951CMX-3.0

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  "slug": "lp2951cmx-3-0",
  "title": "LP2951CMX-3.0",
  "brief": "Texas Instruments Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, SOIC-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
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  "component": {
    "mpn": "LP2951CMX-3.0",
    "manufacturer": "Texas Instruments",
    "package": "SOIC-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",
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      "lcsc": "C2861846",
      "digikey": "LP2951CMX-3.0-ND",
      "mouser": "926-LP2951CMX-30"
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    "pins": [
      {
        "number": "1",
        "name": "OUT",
        "type": "output",
        "description": "Regulated output voltage with 100 mA ensured maximum output current and internal foldback current limiting to 160 mA."
      },
      {
        "number": "2",
        "name": "SENSE",
        "type": "input",
        "description": "Output voltage sense input, typically tied to OUT pin for fixed voltage configuration or to feedback network for programmable output."
      },
      {
        "number": "3",
        "name": "SHUTDOWN",
        "type": "input",
        "description": "Logic shutdown input; regulator disabled when voltage ≥1.3 V, enabled when voltage ≤0.7 V with typical 50 µA input current at 2.4 V."
      },
      {
        "number": "4",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference connection point for all bias currents and load returns."
      },
      {
        "number": "5",
        "name": "ERROR",
        "type": "output",
        "description": "Open-collector error comparator output, goes low when output drops below nominal by approximately 5%, sinks 400 µA maximum with 250 mV output low voltage."
      },
      {
        "number": "6",
        "name": "VTAP",
        "type": "output",
        "description": "Internal resistor divider tap with nominal 1.235 V reference voltage and 20 ppm/°C typical temperature coefficient."
      },
      {
        "number": "7",
        "name": "FEEDBACK",
        "type": "input",
        "description": "Voltage feedback input for regulation with 20 nA typical bias current, used with external resistor network for programmable output 1.24 V to 29 V."
      },
      {
        "number": "8",
        "name": "IN",
        "type": "power_in",
        "description": "Input supply voltage operating from 2.3 V to 30 V with 75 µA typical quiescent current and 40 mV to 380 mV dropout voltage depending on load current."
      }
    ],
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        "guards": "pin_guards 0.1: passed",
        "guard_notes": [],
        "pages_sent": 62,
        "cost_usd": 0.3541,
        "at": "2026-09-27T01:25:42"
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      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/lp2951-n",
        "pages": 62,
        "sha256": "b9e1f8851a20b9c9",
        "source_tier": "lcsc"
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      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 8,
        "described": 8,
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  "metadata": {
    "specs": {
      "Manufacturer": "Texas Instruments",
      "Package": "SOIC-8",
      "Category": "Power Management (PMIC)",
      "Pins": "8"
    }
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  "author": {
    "name": "Ray",
    "email": "[email protected]"
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