BL1084-18CS

{
  "slug": "bl1084-18cs",
  "version": "0.1.0",
  "type": "component",
  "description": "BL(Shanghai Belling) Linear Voltage Regulators (LDO), TO-263-2. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "power management ics",
    "bl1084-18cs",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "bl1084-18cs.kicad_sym",
    "bl1084-18cs.kicad_mod",
    "bl1084-18cs.glb",
    "bl1084-18cs.step",
    "bl1084-18cs.lbr",
    "docs/hero.png",
    "docs/bl1084-18cs-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "bl1084-18cs-hero.glb",
    "bl1084-18cs-hero.overlay.json",
    "bl1084-18cs-etched.glb"
  ],
  "component": {
    "mpn": "BL1084-18CS",
    "manufacturer": "BL(Shanghai Belling)",
    "package": "TO-263-2",
    "pin_count": 3,
    "category": "Power Management ICs",
    "subcategory": "Linear Voltage Regulators (LDO)",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/9f08c880bc0647f1ae4cce4a13a81d03.pdf",
    "parts": {
      "symbol": "bl1084-18cs.kicad_sym",
      "footprint": "bl1084-18cs.kicad_mod",
      "model_3d": "bl1084-18cs-hero.glb",
      "model_3d_plain": "bl1084-18cs-etched.glb",
      "model_3d_step": "bl1084-18cs-etched.step",
      "model_3d_step_plain": "bl1084-18cs.step",
      "lbr": "bl1084-18cs.lbr"
    },
    "distributor_links": {
      "lcsc": "C167112"
    },
    "distributor_check": {
      "checked_at": "2026-10-31T18:42:46Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference pin of the fixed 1.8V regulator, to which the input and output bypass capacitors return."
      },
      {
        "number": "2",
        "name": "Vout",
        "type": "power_out",
        "description": "Regulated 1.8V output; a 22uF tantalum capacitor between output and GND is recommended for all applications."
      },
      {
        "number": "3",
        "name": "Vin",
        "type": "power_in",
        "description": "Unregulated input supply, with a maximum input voltage of 15V; a 10uF tantalum bypass capacitor between input and GND is recommended."
      }
    ],
    "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: MPN BL1084-18CS decodes to 1.8V fixed version (code 18), temperature/RoHS code C, package code S = T"
        ],
        "pages_sent": 13,
        "cost_usd": 0.0333,
        "at": "2026-10-31T18:42:34"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/9f08c880bc0647f1ae4cce4a13a81d03.pdf",
        "pages": 13,
        "sha256": "bb5efe271c8036b3",
        "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": "bl1084-18cs.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          15.0,
          10.0,
          4.42
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "804a3f76e4182a02567b2429bdc9a585b857158fb8543fccd29c8eb6780e1310",
        "checked": "2026-10-31",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "bl1084-18cs-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "1b860fa84459235aab546f780092eab111c25eff161f49c6de3cc4c3b043d112",
        "checked": "2026-10-31",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}