BL8531CC3TR60

{
  "slug": "bl8531cc3tr60",
  "version": "0.1.0",
  "type": "component",
  "description": "BL(Shanghai Belling) DC-DC Converters, SOT-89-3. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "power management ics",
    "bl8531cc3tr60",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "bl8531cc3tr60.kicad_sym",
    "bl8531cc3tr60.kicad_mod",
    "bl8531cc3tr60.glb",
    "bl8531cc3tr60.step",
    "bl8531cc3tr60.lbr",
    "docs/hero.png",
    "docs/bl8531cc3tr60-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "bl8531cc3tr60-hero.glb",
    "bl8531cc3tr60-hero.overlay.json",
    "bl8531cc3tr60-etched.glb"
  ],
  "component": {
    "mpn": "BL8531CC3TR60",
    "manufacturer": "BL(Shanghai Belling)",
    "package": "SOT-89-3",
    "pin_count": 3,
    "category": "Power Management ICs",
    "subcategory": "DC-DC Converters",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/b6b2d755c6eec39448db3f1b9efb0c63.pdf",
    "parts": {
      "symbol": "bl8531cc3tr60.kicad_sym",
      "footprint": "bl8531cc3tr60.kicad_mod",
      "model_3d": "bl8531cc3tr60-hero.glb",
      "model_3d_plain": "bl8531cc3tr60-etched.glb",
      "model_3d_step": "bl8531cc3tr60-etched.step",
      "model_3d_step_plain": "bl8531cc3tr60.step",
      "lbr": "bl8531cc3tr60.lbr"
    },
    "distributor_links": {
      "lcsc": "C2932482"
    },
    "distributor_check": {
      "checked_at": "2026-10-22T23:13:35Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "deferred",
        "error": "shared DigiKey quota guard: 579 calls left today"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "GND",
        "type": "power_in",
        "description": "Ground pin of the converter, returned to the negative battery terminal and output capacitor."
      },
      {
        "number": "2",
        "name": "OUT",
        "type": "power_out",
        "description": "Output feedback pin that also supplies the internal circuitry, with output voltage factory-set from 2.5V to 6.0V in 0.1V steps."
      },
      {
        "number": "3",
        "name": "Lx",
        "type": "output",
        "description": "Switching pin connecting the inductor and Schottky diode, with maximum Lx pin output current of 0.7A."
      }
    ],
    "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 has no separate pin table for SOT-89-3. The pin numbers come from the marking-informat",
          "vision extraction: provenance cannot be text-verified; needs consensus"
        ],
        "pages_sent": 11,
        "cost_usd": 0.2889,
        "at": "2026-10-22T23:13:17"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/b6b2d755c6eec39448db3f1b9efb0c63.pdf",
        "pages": 11,
        "sha256": "f28e740a06541198",
        "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": "bl8531cc3tr60.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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          4.5,
          1.52
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.05,
        "footprint_binding": "identity",
        "sha256": "844c0bb504d0c383535d9845c6376fe7a4053241a2ede8d8ef694df3fcfc37c8",
        "checked": "2026-10-22",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "bl8531cc3tr60-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": 0.05,
        "footprint_binding": "identity",
        "sha256": "353e3b5dbc909191543efec9de47e3acb84afdd2ac75e19ef0e366fdefac657d",
        "checked": "2026-10-22",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}