LP3855EMP-ADJ

{
  "slug": "lp3855emp-adj",
  "version": "0.1.0",
  "type": "component",
  "description": "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.",
  "tags": [
    "component",
    "power management (pmic)",
    "lp3855emp-adj",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "lp3855emp-adj.kicad_sym",
    "lp3855emp-adj.kicad_mod",
    "lp3855emp-adj.glb",
    "lp3855emp-adj.step",
    "lp3855emp-adj.lbr",
    "docs/hero.png",
    "docs/lp3855emp-adj-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "lp3855emp-adj-hero.glb",
    "lp3855emp-adj-hero.overlay.json"
  ],
  "component": {
    "mpn": "LP3855EMP-ADJ",
    "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/lp3855-adj",
    "parts": {
      "symbol": "lp3855emp-adj.kicad_sym",
      "footprint": "lp3855emp-adj.kicad_mod",
      "model_3d": "lp3855emp-adj-hero.glb",
      "model_3d_plain": "lp3855emp-adj.glb",
      "model_3d_step": "lp3855emp-adj-etched.step",
      "model_3d_step_plain": "lp3855emp-adj.step",
      "lbr": "lp3855emp-adj.lbr"
    },
    "distributor_links": {
      "lcsc": "C2867452",
      "digikey": "LP3855EMP-ADJTR-ND",
      "mouser": "926-LP3855EMP-ADJ"
    },
    "distributor_check": {
      "checked_at": "2026-10-08T16:45:38Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "LP3855EMP-ADJTR-ND",
        "status": "found",
        "lifecycle": "Obsolete"
      },
      "mouser": {
        "pn": "926-LP3855EMP-ADJ",
        "status": "found",
        "lifecycle": "Obsolete"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "SD",
        "type": "input",
        "description": "Shutdown input: a CMOS logic low turns the regulator off, the pin must be tied to VIN if unused, and its operating voltage range is -0.3V to 7.0V."
      },
      {
        "number": "2",
        "name": "VIN",
        "type": "power_in",
        "description": "Input supply with an operating range of 2.5V to 7.0V; the minimum VIN is the greater of VOUT(NOM) + VDROPOUT or 2.5V, and a input capacitor of at least 10µF is required."
      },
      {
        "number": "3",
        "name": "VOUT",
        "type": "power_out",
        "description": "Regulated output with a survival range of -0.3V to +6.0V, which requires an output capacitor of at least 10µF connected directly to the output and ground pins for loop stability."
      },
      {
        "number": "4",
        "name": "ADJ",
        "type": "input",
        "description": "Output voltage set pin, referenced to a typical 1.216V, with VOUT = 1.216 x (1 + R1/R2) and a typical input bias current of about 10 nA."
      },
      {
        "number": "5",
        "name": "GND",
        "type": "power_in",
        "description": "Ground pin, to be connected to the external circuit ground as a single point ground with the input and output capacitor returns."
      }
    ],
    "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: Pinout taken from Table 2 (PIN DESCRIPTIONS for SOT-223-5 Package) on page 2. The SOT-223 pin-1 orie; SOT-223 pin order differs from the TO-220-5 and DDPAK/TO-263-5 order (GND is pin 3 there, VOUT pin 4; The datasheet gives no per-pin electrical limits beyond the absolute maximum and recommended operati"
        ],
        "pages_sent": 23,
        "cost_usd": 0.0914,
        "at": "2026-10-08T16:45:19"
      },
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/lp3855-adj",
        "pages": 23,
        "sha256": "d1610e06156c9fbe",
        "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": [
      {
        "file": "lp3855emp-adj.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": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "303a588e063ee450c42bc37d35c4f987245ba1c702bba0751cfa05d7e5908d79",
        "checked": "2026-10-08",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "lp3855emp-adj-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": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "b925efd2b7708c975eeb0a5cf69bea21a6287321646b9b8ebf43d701ce587d9a",
        "checked": "2026-10-08",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}