BRCL4056BSE

{
  "slug": "brcl4056bse",
  "version": "0.1.0",
  "type": "component",
  "description": "Foshan Blue Rocket Elec Battery Management, ESOP-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "power management (pmic)",
    "brcl4056bse",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "brcl4056bse.kicad_sym",
    "brcl4056bse.kicad_mod",
    "brcl4056bse.glb",
    "brcl4056bse.step",
    "brcl4056bse.lbr",
    "docs/hero.png",
    "docs/brcl4056bse-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "brcl4056bse-hero.glb",
    "brcl4056bse-hero.overlay.json",
    "brcl4056bse-etched.glb"
  ],
  "component": {
    "mpn": "BRCL4056BSE",
    "manufacturer": "Foshan Blue Rocket Elec",
    "package": "ESOP-8",
    "pin_count": 9,
    "category": "Power Management (PMIC)",
    "subcategory": "Battery Management",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588911591273848832",
    "parts": {
      "symbol": "brcl4056bse.kicad_sym",
      "footprint": "brcl4056bse.kicad_mod",
      "model_3d": "brcl4056bse-hero.glb",
      "model_3d_plain": "brcl4056bse-etched.glb",
      "model_3d_step": "brcl4056bse-etched.step",
      "model_3d_step_plain": "brcl4056bse.step",
      "lbr": "brcl4056bse.lbr"
    },
    "distributor_links": {
      "lcsc": "C328564"
    },
    "distributor_check": {
      "checked_at": "2026-10-21T01:13:42Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "TEMP",
        "type": "input",
        "description": "External temperature sensing pin; the datasheet uses TEMP for battery temperature fault detection and for the no-battery indication (TEMP=GND)."
      },
      {
        "number": "2",
        "name": "PROG",
        "type": "passive",
        "description": "Charge current regulator pin; a single resistor from PROG to GND sets the constant charge current, with PROG at 1.0V in high-current mode and 0.1V in trickle mode per the electrical characteristics."
      },
      {
        "number": "3",
        "name": "GND",
        "type": "power_in",
        "description": "Chip ground."
      },
      {
        "number": "4",
        "name": "VDD",
        "type": "power_in",
        "description": "External DC 5V input; the operating input voltage range is 4V to 6V, with undervoltage lockout threshold of 3.7V (200mV hysteresis)."
      },
      {
        "number": "5",
        "name": "BAT",
        "type": "power_out",
        "description": "Battery connection pin that supplies the charge current to the cell; it regulates to a preset 4.20V float voltage with ±1% accuracy and the charger enters trickle charge below 2.8V."
      },
      {
        "number": "6",
        "name": "STDBY",
        "type": "output",
        "description": "Open-drain battery charge-complete indicator; it is pulled low when the charge cycle terminates at 10% of the programmed charge current."
      },
      {
        "number": "7",
        "name": "CHRG",
        "type": "output",
        "description": "Open-drain charging indicator; it is pulled low while a charge cycle is in progress and goes high-impedance when charging terminates."
      },
      {
        "number": "8",
        "name": "NC",
        "type": "unconnected",
        "description": "Vacant pin, not connected."
      },
      {
        "number": "9",
        "name": "EP",
        "type": "passive",
        "description": "Exposed pad (from the footprint; not named in the datasheet pin table)."
      }
    ],
    "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 pin table on page 3 is the only pin-to-number source in the text. The pinning figure and package; Pin types are inferred from the functional descriptions (open-drain status outputs, PROG resistor-to; The charge current equation for PROG is shown only as an image and is not in the text, so no formula",
          "exposed pad 9 added from the footprint"
        ],
        "pages_sent": 8,
        "cost_usd": 0.0356,
        "at": "2026-10-21T01:09:04"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588911591273848832",
        "pages": 8,
        "sha256": "b1b35f22eafe8448",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 9,
        "described": 9,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "brcl4056bse.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.9,
          4.9,
          1.65
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "f1718a42c5ea007e8e2dd672ac39a1bb358ee4849bd53c42e21ce83e0e5df7a9",
        "checked": "2026-10-21",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "brcl4056bse-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.9,
          4.9,
          1.65
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "c15c9d87e034183b337e5147c92d2333124c343956837dbfe7d626a431505cba",
        "checked": "2026-10-21",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}