LP3996SD-3333

{
  "slug": "lp3996sd-3333",
  "version": "0.1.0",
  "type": "component",
  "description": "Texas Instruments Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, WSON-10-EP(3x3). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "power management (pmic)",
    "lp3996sd-3333",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
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    "path": "docs/hero.png"
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  "files": [
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    "README.md",
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    "lp3996sd-3333.glb",
    "lp3996sd-3333.step",
    "lp3996sd-3333.lbr",
    "docs/hero.png",
    "docs/lp3996sd-3333-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
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    "lp3996sd-3333-hero.overlay.json"
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  "component": {
    "mpn": "LP3996SD-3333",
    "manufacturer": "Texas Instruments",
    "package": "WSON-10-EP(3x3)",
    "pin_count": 11,
    "category": "Power Management (PMIC)",
    "subcategory": "Voltage Regulators - Linear, Low Drop Out (LDO) Regulators",
    "datasheet": "https://www.ti.com/cn/lit/gpn/lp3996",
    "parts": {
      "symbol": "lp3996sd-3333.kicad_sym",
      "footprint": "lp3996sd-3333.kicad_mod",
      "model_3d": "lp3996sd-3333-hero.glb",
      "model_3d_plain": "lp3996sd-3333.glb",
      "model_3d_step": "lp3996sd-3333-etched.step",
      "model_3d_step_plain": "lp3996sd-3333.step",
      "lbr": "lp3996sd-3333.lbr"
    },
    "distributor_links": {
      "lcsc": 2876335,
      "digikey": "LP3996SD-3333TR-ND",
      "mouser": "926-LP3996SD-3333"
    },
    "distributor_check": {
      "checked_at": "2026-10-03T01:37:24Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "LP3996SD-3333TR-ND",
        "status": "found",
        "lifecycle": "Obsolete"
      },
      "mouser": {
        "pn": "926-LP3996SD-3333",
        "status": "found",
        "lifecycle": "Obsolete"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "VIN",
        "type": "power_in",
        "description": "Voltage Supply Input operating from 2.0V to 6.0V; requires 1 µF input capacitor to GND."
      },
      {
        "number": "2",
        "name": "EN1",
        "type": "input",
        "description": "Active-high enable input for Regulator 1; high enables output, low disables output."
      },
      {
        "number": "3",
        "name": "EN2",
        "type": "input",
        "description": "Active-high enable input for Regulator 2; high enables output, low disables output."
      },
      {
        "number": "4",
        "name": "CBYP",
        "type": "passive",
        "description": "Internal voltage reference bypass pin; connect 10nF capacitor to GND for noise reduction and improved transient response, or leave open."
      },
      {
        "number": "5",
        "name": "SET",
        "type": "passive",
        "description": "Programmable delay input for POR output; connect capacitor to GND to set delay time, or leave open for no delay."
      },
      {
        "number": "6",
        "name": "GND",
        "type": "power_in",
        "description": "Common ground pin connected to exposed thermal pad."
      },
      {
        "number": "7",
        "name": "N/C",
        "type": "unconnected",
        "description": "No connection pin; must remain unconnected."
      },
      {
        "number": "8",
        "name": "POR",
        "type": "tri_state",
        "description": "Open-drain power-on-reset output, active low when VOUT2 falls below 90% of nominal; requires external pull-up resistor."
      },
      {
        "number": "9",
        "name": "VOUT2",
        "type": "power_out",
        "description": "Regulated output of 3.3V from Regulator 2 supplying up to 300 mA; requires 1 µF output capacitor to GND."
      },
      {
        "number": "10",
        "name": "VOUT1",
        "type": "power_out",
        "description": "Regulated output of 3.3V from Regulator 1 supplying up to 150 mA; requires 1 µF output capacitor to GND."
      },
      {
        "number": "11",
        "name": "EP",
        "type": "passive",
        "description": "Exposed pad (from the footprint; not named in the datasheet pin table)."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.3",
        "primary_model": "claude-haiku-4-5-20251001",
        "primary_mode": "text",
        "consensus_model": "claude-sonnet-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "exposed pad 11 added from the footprint"
        ],
        "pages_sent": 21,
        "cost_usd": 0.1301,
        "at": "2026-10-03T01:37:00"
      },
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/lp3996",
        "pages": 21,
        "sha256": "9eba5b9befe97347",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 11,
        "described": 11,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
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      "footprint": "viewers/footprint.html"
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}