LMS1587CT-ADJ

{
  "schema_version": 1,
  "type": "component",
  "slug": "lms1587ct-adj",
  "title": "LMS1587CT-ADJ",
  "brief": "Texas Instruments Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, TO-220. 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)",
    "lms1587ct-adj",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "LMS1587CT-ADJ",
    "manufacturer": "Texas Instruments",
    "package": "TO-220",
    "pin_count": 3,
    "category": "Power Management (PMIC)",
    "subcategory": "Voltage Regulators - Linear, Low Drop Out (LDO) Regulators",
    "datasheet": "https://www.ti.com/cn/lit/gpn/lms1587",
    "parts": {
      "symbol": "lms1587ct-adj.kicad_sym",
      "footprint": "lms1587ct-adj.kicad_mod",
      "model_3d": "lms1587ct-adj-hero.glb",
      "model_3d_plain": "lms1587ct-adj.glb",
      "model_3d_step": "lms1587ct-adj-etched.step",
      "model_3d_step_plain": "lms1587ct-adj.step",
      "lbr": "lms1587ct-adj.lbr"
    },
    "distributor_links": {
      "lcsc": "C2877400",
      "digikey": "2156-LMS1587CT-ADJ-ND",
      "mouser": "926-LMS1587CT-ADJ"
    },
    "distributor_check": {
      "checked_at": "2026-10-07T22:48:24Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "2156-LMS1587CT-ADJ-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "926-LMS1587CT-ADJ",
        "status": "found",
        "lifecycle": "Obsolete"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "ADJ/GND",
        "type": "passive",
        "description": "Adjust pin on the adjustable LMS1587CT-ADJ, where the 1.25V VREF appears between OUTPUT and ADJ and sets VOUT through resistors R1 and R2 (IADJ 55 µA typical, 120 µA max); it is the ground pin on fixed versions."
      },
      {
        "number": "2",
        "name": "OUTPUT",
        "type": "power_out",
        "description": "Regulated output (3A rated for the LMS1587), which needs an output capacitor of at least 10 µF for stability and has a 1.2V typical dropout and a 3.1A minimum current limit."
      },
      {
        "number": "3",
        "name": "INPUT",
        "type": "power_in",
        "description": "Unregulated supply input, where the maximum input-to-output voltage is 13V and a 10 µF input capacitor is shown in the typical application."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.3",
        "primary_model": "claude-sonnet-5-5",
        "primary_mode": "text+vision",
        "consensus_model": "claude-opus-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: The datasheet text does not number the pins. I assigned numbers from the Figure 1 top view, where th; The mounting tab is labelled VOUT in Figure 1. It has no pin number, so it is not listed as a pin. I; ADJ/GND is a single pin with two roles: adjust on this adjustable part and ground on fixed parts. I ",
          "vision extraction: provenance cannot be text-verified; needs consensus"
        ],
        "pages_sent": 17,
        "cost_usd": 0.283,
        "at": "2026-10-07T22:48:09"
      },
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/lms1587",
        "pages": 17,
        "sha256": "afbade423e27055f",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 3,
        "described": 3,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "lms1587ct-adj.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "body on z = 0, through-hole leads below",
        "extents_mm": [
          10.25,
          4.455,
          28.525
        ],
        "zmin_mm": -9.75,
        "centre_offset_mm": 0.932,
        "footprint_binding": "identity",
        "sha256": "7cb065d935df5771f0ba6e48ddd180863a121af76483dad7f18e667a7b68204a",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "lms1587ct-adj-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "body on z = 0, through-hole leads below",
        "extents_mm": [
          10.25,
          4.455,
          28.525
        ],
        "zmin_mm": -9.75,
        "centre_offset_mm": 0.932,
        "footprint_binding": "identity",
        "sha256": "459c25191042d071e134ea47dadc649cefb4fe80f560f8778ac1bd3d7732cbc5",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Texas Instruments",
      "Package": "TO-220",
      "Category": "Power Management (PMIC)",
      "Pins": "3"
    }
  },
  "variants": [],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "lms1587ct-adj"
  ],
  "discovery_pitch": "LMS1587CT-ADJ (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": [
    "page.json",
    "README.md",
    "lms1587ct-adj.kicad_sym",
    "lms1587ct-adj.kicad_mod",
    "lms1587ct-adj.glb",
    "lms1587ct-adj.step",
    "lms1587ct-adj.lbr",
    "docs/hero.png",
    "docs/lms1587ct-adj-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "lms1587ct-adj-hero.glb",
    "lms1587ct-adj-hero.overlay.json"
  ],
  "visibility": {
    "public": true
  }
}