LP3964EMP-2.5

{
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  "type": "component",
  "slug": "lp3964emp-2-5",
  "title": "LP3964EMP-2.5",
  "brief": "Texas Instruments Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, SOT-223-5. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "power management (pmic)",
    "lp3964emp-2.5",
    "factory-2.0.0",
    "extractor-text"
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  "component": {
    "mpn": "LP3964EMP-2.5",
    "manufacturer": "Texas Instruments",
    "package": "SOT-223-5",
    "pin_count": 5,
    "category": "Power Management (PMIC)",
    "subcategory": "Voltage Regulators - Linear, Low Drop Out (LDO) Regulators",
    "datasheet": "https://www.ti.com/cn/lit/gpn/lp3964",
    "parts": {
      "symbol": "lp3964emp-2-5.kicad_sym",
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      "model_3d": "lp3964emp-2-5-hero.glb",
      "model_3d_plain": "lp3964emp-2-5.glb",
      "model_3d_step": "lp3964emp-2-5-etched.step",
      "model_3d_step_plain": "lp3964emp-2-5.step",
      "lbr": "lp3964emp-2-5.lbr"
    },
    "distributor_links": {
      "lcsc": "C882782",
      "digikey": "LP3964EMP-2.5TR-ND",
      "mouser": "926-LP3964EMP-25"
    },
    "distributor_check": {
      "checked_at": "2026-10-08T04:20:49Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "LP3964EMP-2.5TR-ND",
        "status": "found",
        "lifecycle": "Not For New Designs"
      },
      "mouser": {
        "pn": "926-LP3964EMP-25",
        "status": "found",
        "lifecycle": "Obsolete"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "SD",
        "type": "input",
        "description": "Shutdown input; the datasheet gives an operating range of −0.3 V to VIN + 0.3 V, and SD must be pulled high through a 10-kΩ pullup in the typical application."
      },
      {
        "number": "2",
        "name": "IN",
        "type": "power_in",
        "description": "Input supply, operating from 2.5 V to 7 V; the minimum operating input is VOUT(NOM) + VDROPOUT or 2.5 V, whichever is greater."
      },
      {
        "number": "3",
        "name": "GND",
        "type": "power_in",
        "description": "Ground pin for the regulator."
      },
      {
        "number": "4",
        "name": "OUT",
        "type": "power_out",
        "description": "Regulated output voltage, specified for up to 0.8 A DC and short-circuit protected."
      },
      {
        "number": "5",
        "name": "SENSE/AD",
        "type": "input",
        "description": "Remote sense pin (output adjust pin on the adjustable version) that improves regulation at remote loads; the maximum voltage on SENSE is VOUT + 0.3 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 page 3 pin table is garbled in extraction. Rows for IN, OUT, SD and SENSE/AD show only three val; The ERROR pin (4) is LP3961-only and does not exist on the LP3964 SOT-223 package, so it is omitted.; Pin 5 is named SENSE/AD in the datasheet, and the SENSE option is described as an output adjust func"
        ],
        "pages_sent": 9,
        "cost_usd": 0.2101,
        "at": "2026-10-08T04:20:29"
      },
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/lp3964",
        "pages": 33,
        "sha256": "84dbca76243c9a35",
        "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": "lp3964emp-2-5.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          7.46,
          6.7,
          1.45
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "2ebdfd62327157833a7e9da0b83a2a2728f946c1c6583bfbdc98dcce47f8f379",
        "checked": "2026-10-08",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "lp3964emp-2-5-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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          6.7,
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        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "9bd7c3327ac7f29ed8718a7db49541476b9e92f051874e03bc369ae4734527dc",
        "checked": "2026-10-08",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Texas Instruments",
      "Package": "SOT-223-5",
      "Category": "Power Management (PMIC)",
      "Pins": "5"
    }
  },
  "variants": [],
  "sections": [
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    "viewers",
    "readme",
    "breadcrumbs",
    "info"
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  "discovery_triggers": [
    "lp3964emp-2.5"
  ],
  "discovery_pitch": "LP3964EMP-2.5 (Texas Instruments) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
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    "lp3964emp-2-5.step",
    "lp3964emp-2-5.lbr",
    "docs/hero.png",
    "docs/lp3964emp-2-5-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "lp3964emp-2-5-hero.glb",
    "lp3964emp-2-5-hero.overlay.json"
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  "visibility": {
    "public": true
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}