LP3965EMP-1.8

{
  "schema_version": 1,
  "type": "component",
  "slug": "lp3965emp-1-8",
  "title": "LP3965EMP-1.8",
  "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": [
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    "power management (pmic)",
    "lp3965emp-1.8",
    "factory-2.0.0",
    "extractor-text"
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  "component": {
    "mpn": "LP3965EMP-1.8",
    "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/lp3965",
    "parts": {
      "symbol": "lp3965emp-1-8.kicad_sym",
      "footprint": "lp3965emp-1-8.kicad_mod",
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      "model_3d_step": "lp3965emp-1-8-etched.step",
      "model_3d_step_plain": "lp3965emp-1-8.step",
      "lbr": "lp3965emp-1-8.lbr"
    },
    "distributor_links": {
      "lcsc": "C2877957",
      "digikey": "LP3965EMP-1.8TR-ND",
      "mouser": "926-LP3965EMP-18"
    },
    "distributor_check": {
      "checked_at": "2026-10-12T10:28:40Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "LP3965EMP-1.8TR-ND",
        "status": "found",
        "lifecycle": "Obsolete"
      },
      "mouser": {
        "pn": "926-LP3965EMP-18",
        "status": "found",
        "lifecycle": "Obsolete"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "SD",
        "type": "input",
        "description": "Shutdown input: pulling it low (VSD ≤ 0.2V) turns the regulator off with about 15µA typical quiescent current, and its operating range is −0.3V to VIN+0.3V."
      },
      {
        "number": "2",
        "name": "VIN",
        "type": "power_in",
        "description": "Input supply pin, specified for 2.5V to 7.0V operation, with a survival limit of −0.3V to +7.5V."
      },
      {
        "number": "3",
        "name": "VOUT",
        "type": "power_out",
        "description": "Regulated output pin, with a survival limit of −0.3V to +7.5V; the output PMOS diode is forward biased if VOUT is forced above VIN."
      },
      {
        "number": "4",
        "name": "SENSE/ADJ",
        "type": "input",
        "description": "On the LP3965 fixed-output versions this is a remote sense pin that improves regulation at the load, and on the ADJ version it is the output adjust pin; its maximum voltage is VOUT+0.3V."
      },
      {
        "number": "5",
        "name": "GND",
        "type": "power_in",
        "description": "Ground pin for the regulator."
      }
    ],
    "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 names pin 4 'SENSE/ADJ' for the LP3965 family. The LP3965EMP-1.8 is a fixed-output par; The SOT-223-5 pin order (SD, VIN, VOUT, SENSE/ADJ, GND) differs from the TO-220-5 and SFM/TO-263-5 o"
        ],
        "pages_sent": 11,
        "cost_usd": 0.061,
        "at": "2026-10-12T10:28:21"
      },
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/lp3965",
        "pages": 35,
        "sha256": "9d94020326becc42",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 5,
        "described": 5,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
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        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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          6.7,
          1.45
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        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "fbf824bf5be6007c66b5617c86834b74be8e392fc985a62771d18bed7feb2aec",
        "checked": "2026-10-12",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "lp3965emp-1-8-etched.step",
        "role": "eda",
        "up": "Z",
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        "origin": "footprint origin = pad-pattern centre",
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        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "8eddc9a0eca40a0a5736cd5f92b6029000ba526895a3d87f9f13678871d67bd9",
        "checked": "2026-10-17",
        "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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    "readme",
    "breadcrumbs",
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  "discovery_triggers": [
    "lp3965emp-1.8"
  ],
  "discovery_pitch": "LP3965EMP-1.8 (Texas Instruments) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
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  "visibility": {
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}