BCT2561EUK28-TR

{
  "slug": "bct2561euk28-tr",
  "version": "0.1.0",
  "type": "component",
  "description": "BROADCHIP Linear Voltage Regulators (LDO), SOT-23-5. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "power supply chip",
    "bct2561euk28-tr",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "bct2561euk28-tr.kicad_sym",
    "bct2561euk28-tr.kicad_mod",
    "bct2561euk28-tr.glb",
    "bct2561euk28-tr.step",
    "bct2561euk28-tr.lbr",
    "docs/hero.png",
    "docs/bct2561euk28-tr-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "bct2561euk28-tr-hero.glb",
    "bct2561euk28-tr-hero.overlay.json",
    "bct2561euk28-tr-etched.glb"
  ],
  "component": {
    "mpn": "BCT2561EUK28-TR",
    "manufacturer": "BROADCHIP",
    "package": "SOT-23-5",
    "pin_count": 5,
    "category": "Power Supply Chip",
    "subcategory": "Linear Voltage Regulators (LDO)",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588945503153770496",
    "parts": {
      "symbol": "bct2561euk28-tr.kicad_sym",
      "footprint": "bct2561euk28-tr.kicad_mod",
      "model_3d": "bct2561euk28-tr-hero.glb",
      "model_3d_plain": "bct2561euk28-tr-etched.glb",
      "model_3d_step": "bct2561euk28-tr-etched.step",
      "model_3d_step_plain": "bct2561euk28-tr.step",
      "lbr": "bct2561euk28-tr.lbr"
    },
    "distributor_links": {
      "lcsc": "C2887815"
    },
    "distributor_check": {
      "checked_at": "2026-10-19T00:51:39Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "IN",
        "type": "power_in",
        "description": "Input of supply voltage, operating over 1.6V to 5.5V; place the 1µF or larger input capacitor close to this pin and GND."
      },
      {
        "number": "2",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference; the input and output capacitors should be placed close to this pin and their respective VIN and VOUT pins."
      },
      {
        "number": "3",
        "name": "EN",
        "type": "input",
        "description": "Enable control input, active high, with thresholds of VIH 1.5V and VIL 0.4V; a logic low shuts the device down to a typical 10nA shutdown current."
      },
      {
        "number": "4",
        "name": "NC",
        "type": "unconnected",
        "description": "No connection."
      },
      {
        "number": "5",
        "name": "OUT",
        "type": "power_out",
        "description": "Regulator output, fixed at 2.8V for this part number, with a maximum output current of 300mA."
      }
    ],
    "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 EN threshold table lists VIH 1.5V and VIL 0.4V without an explicit MIN/MAX column assignment in ; BCT2561EUK28-TR is listed in the ordering table as SOT23-5, 2.8V output, 3000 pcs/reel. Pinout is ta"
        ],
        "pages_sent": 13,
        "cost_usd": 0.0468,
        "at": "2026-10-19T00:49:28"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588945503153770496",
        "pages": 13,
        "sha256": "eb030ed459c93c78",
        "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": "bct2561euk28-tr.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          2.8,
          2.9,
          1.55
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "720a6eab0024069bbee68e7cb4c3ff1149468a34611225cdc852662c5d0ec2b7",
        "checked": "2026-10-19",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "bct2561euk28-tr-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          2.8,
          2.9,
          1.55
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "ddab7fec341414df8fcff291cffbc22e1a62167fc14c9ad115abf54156af8ea3",
        "checked": "2026-10-19",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}