BRCL4056SE

{
  "schema_version": 1,
  "type": "component",
  "slug": "brcl4056se",
  "title": "BRCL4056SE",
  "brief": "Foshan Blue Rocket Elec Battery Management, ESOP-8. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "pmic",
    "brcl4056se"
  ],
  "component": {
    "mpn": "BRCL4056SE",
    "manufacturer": "Foshan Blue Rocket Elec",
    "package": "ESOP-8",
    "pin_count": 9,
    "category": "PMIC",
    "subcategory": "Battery Management",
    "datasheet": "https://wmsc.lcsc.com/wmsc/upload/file/pdf/v2/lcsc/2311081141_Foshan-Blue-Rocket-Elec-BRCL4056SE_C19190006.pdf",
    "parts": {
      "symbol": "brcl4056se.kicad_sym",
      "footprint": "brcl4056se.kicad_mod",
      "model_3d": "brcl4056se-etched.glb",
      "model_3d_plain": "brcl4056se.glb",
      "model_3d_step": "brcl4056se-etched.step",
      "model_3d_step_plain": "brcl4056se.step",
      "lbr": "brcl4056se.lbr"
    },
    "distributor_links": {},
    "pins": [
      {
        "number": "1",
        "name": "TEMP",
        "type": "input",
        "description": "Battery temperature sense input. Connect to the output of an NTC thermistor on the battery pack. Charging is paused if V(TEMP) < 45%·VCC or > 80%·VCC (battery too hot/cold), and resumes when the voltage returns inside that window. Tie to GND to disable the temperature-monitoring function."
      },
      {
        "number": "2",
        "name": "PROG",
        "type": "passive",
        "description": "Charge-current program and monitor pin. A resistor R_PROG from PROG to GND sets the charge current: precharge clamps V(PROG) to 0.1V and constant-current mode regulates V(PROG) to 1.0V, so I_BAT = (V_PROG / R_PROG) × 1000. The pin voltage can also be read to monitor instantaneous charge current in all charge states."
      },
      {
        "number": "3",
        "name": "GND",
        "type": "power_in",
        "description": "Device ground / power return."
      },
      {
        "number": "4",
        "name": "VCC",
        "type": "power_in",
        "description": "Positive supply input, 4.5V-6.5V operating range (absolute max 10V). Powers the internal circuitry and the pass FET to the battery. When (VCC − V_BAT) falls below ~80mV, the part enters low-power sleep mode and BAT sink current drops below 2µA."
      },
      {
        "number": "5",
        "name": "BAT",
        "type": "power_out",
        "description": "Battery connection / charge output. Sources charge current to the single-cell Li+ pack and regulates it to 4.2V float. Draws less than 2µA from the battery when the part is disabled or in sleep mode."
      },
      {
        "number": "6",
        "name": "STDBY",
        "type": "output",
        "description": "Open-drain charge-complete (standby) indicator. Internal switch pulls low when charging has terminated (battery full); otherwise the pin is high-impedance. Absolute max sink current 10mA - typically drives an LED to VCC through a series resistor."
      },
      {
        "number": "7",
        "name": "CHRG",
        "type": "output",
        "description": "Open-drain charging-in-progress indicator. Internal switch pulls low while the charger is actively delivering current to the battery; otherwise the pin is high-impedance. Absolute max sink current 10mA - typically drives an LED to VCC through a series resistor."
      },
      {
        "number": "8",
        "name": "CE",
        "type": "input",
        "description": "Chip-enable input. Logic high enables normal charging operation; logic low forces the device into charge-disabled state. Compatible with TTL and CMOS logic levels (V_IH ≥ 1.5V, V_IL ≤ 0.4V)."
      },
      {
        "number": "9",
        "name": "EPAD",
        "type": "power_in",
        "description": "Exposed thermal pad on the package bottom. Must be soldered to a PCB ground copper plane to achieve the specified thermal performance and to provide electrical ground contact."
      }
    ],
    "provenance": {
      "extractor": "ds2sf",
      "datasheet": {
        "url": "https://wmsc.lcsc.com/wmsc/upload/file/pdf/v2/lcsc/2311081141_Foshan-Blue-Rocket-Elec-BRCL4056SE_C19190006.pdf",
        "pages": 11,
        "sha256": "be9b7b61a6cb5090",
        "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": "brcl4056se.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6,
          4.9,
          1.55
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "2d6f7e774e8143e3320cbd59eb5be9f3b7864614644e3b072006e1eb05fb7fa6",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "brcl4056se-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6,
          4.9,
          1.55
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "af0936d2b46f9ea2b0dd7fe4dbcb7d1963e6fd4dc72b29f2afbd6b4403a71b26",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Foshan Blue Rocket Elec",
      "Package": "ESOP-8",
      "Category": "PMIC",
      "Pins": "9"
    }
  },
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "brcl4056se"
  ],
  "discovery_pitch": "BRCL4056SE (Foshan Blue Rocket Elec) component page with datasheet-verified CAD.",
  "author": {
    "name": "Ray"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "brcl4056se.kicad_sym",
    "brcl4056se.kicad_mod",
    "brcl4056se.glb",
    "brcl4056se.step",
    "brcl4056se.lbr",
    "docs/hero.png",
    "docs/brcl4056se-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "brcl4056se-etched.step"
  ],
  "visibility": {
    "public": true
  },
  "updated_at": "2026-09-24T18:07:47.286Z"
}