BL0910

{
  "slug": "bl0910",
  "version": "0.1.0",
  "type": "component",
  "description": "BL Shanghai Belling Energy Metering, LQFP-48(7x7). Datasheet-verified pinout, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "data acquisition",
    "bl0910",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "bl0910.kicad_sym",
    "bl0910.kicad_mod",
    "bl0910.glb",
    "bl0910.step",
    "bl0910.lbr",
    "docs/hero.png",
    "docs/bl0910-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html"
  ],
  "component": {
    "mpn": "BL0910",
    "manufacturer": "BL Shanghai Belling",
    "package": "LQFP-48(7x7)",
    "pin_count": 48,
    "category": "Data Acquisition",
    "subcategory": "Energy Metering",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588919967773298688",
    "parts": {
      "symbol": "bl0910.kicad_sym",
      "footprint": "bl0910.kicad_mod",
      "model_3d": "bl0910-etched.glb",
      "model_3d_plain": "bl0910.glb",
      "model_3d_step": "bl0910-etched.step",
      "model_3d_step_plain": "bl0910.step",
      "lbr": "bl0910.lbr"
    },
    "distributor_links": {
      "lcsc": "C2841006"
    },
    "pins": [
      {
        "number": "1",
        "name": "VT",
        "type": "input",
        "description": "Analog input for external temperature sensor with maximum voltage of 0.55×VDD."
      },
      {
        "number": "2",
        "name": "VREF",
        "type": "power_in",
        "description": "Reference voltage input/output, 1.097V typical with 0.1µF external bypass capacitor required."
      },
      {
        "number": "3",
        "name": "IN6",
        "type": "input",
        "description": "Channel 6 current measurement negative input, differential analog input ±700mV maximum with gain selectable to x1, x2, x4, or x16."
      },
      {
        "number": "4",
        "name": "IP6",
        "type": "input",
        "description": "Channel 6 current measurement positive input, differential analog input ±700mV maximum with gain selectable to x1, x2, x4, or x16."
      },
      {
        "number": "5",
        "name": "IN7",
        "type": "input",
        "description": "Channel 7 current measurement negative input, differential analog input ±700mV maximum with gain selectable to x1, x2, x4, or x16."
      },
      {
        "number": "6",
        "name": "IP7",
        "type": "input",
        "description": "Channel 7 current measurement positive input, differential analog input ±700mV maximum with gain selectable to x1, x2, x4, or x16."
      },
      {
        "number": "7",
        "name": "IN8",
        "type": "input",
        "description": "Channel 8 current measurement negative input, differential analog input ±700mV maximum with gain selectable to x1, x2, x4, or x16."
      },
      {
        "number": "8",
        "name": "IP8",
        "type": "input",
        "description": "Channel 8 current measurement positive input, differential analog input ±700mV maximum with gain selectable to x1, x2, x4, or x16."
      },
      {
        "number": "9",
        "name": "IN9",
        "type": "input",
        "description": "Channel 9 current measurement negative input, differential analog input ±700mV maximum with gain selectable to x1, x2, x4, or x16."
      },
      {
        "number": "10",
        "name": "IP9",
        "type": "input",
        "description": "Channel 9 current measurement positive input, differential analog input ±700mV maximum with gain selectable to x1, x2, x4, or x16."
      },
      {
        "number": "11",
        "name": "IN10",
        "type": "input",
        "description": "Channel 10 current measurement negative input, differential analog input ±700mV maximum with gain selectable to x1, x2, x4, or x16."
      },
      {
        "number": "12",
        "name": "IP10",
        "type": "input",
        "description": "Channel 10 current measurement positive input, differential analog input ±700mV maximum with gain selectable to x1, x2, x4, or x16."
      },
      {
        "number": "13",
        "name": "VN",
        "type": "input",
        "description": "Channel 11 voltage measurement negative input, differential analog input ±700mV maximum."
      },
      {
        "number": "14",
        "name": "VP",
        "type": "input",
        "description": "Channel 11 voltage measurement positive input, differential analog input ±700mV maximum."
      },
      {
        "number": "15",
        "name": "NRST",
        "type": "input",
        "description": "Active-low reset input with logic low threshold 0.8V maximum and logic high threshold 2.6V minimum at DVDD=3.3V±2.5%."
      },
      {
        "number": "16",
        "name": "AGND",
        "type": "power_in",
        "description": "Analog ground connection."
      },
      {
        "number": "17",
        "name": "DGND",
        "type": "power_in",
        "description": "Digital ground connection."
      },
      {
        "number": "18",
        "name": "CS",
        "type": "input",
        "description": "SPI chip select (active low) or UART baud rate selection pin with logic low 0.8V maximum and high 2.6V minimum at DVDD=3.3V±2.5%."
      },
      {
        "number": "19",
        "name": "TX/SDO",
        "type": "output",
        "description": "SPI serial data output or UART transmit output with logic high 2.6V minimum and low 1V maximum at DVDD=3.3V±2.5%."
      },
      {
        "number": "20",
        "name": "RX/SDI",
        "type": "input",
        "description": "SPI serial data input or UART receive input with logic low 0.8V maximum and high 2.6V minimum at DVDD=3.3V±2.5%."
      },
      {
        "number": "21",
        "name": "SCLK",
        "type": "input",
        "description": "SPI serial clock input or UART baud rate selection pin with logic low 0.8V maximum and high 2.6V minimum at DVDD=3.3V±2.5%."
      },
      {
        "number": "22",
        "name": "_IRQ1",
        "type": "output",
        "description": "Configurable interrupt output with logic high 2.6V minimum and low 1V maximum at DVDD=3.3V±2.5%."
      },
      {
        "number": "23",
        "name": "_IRQ2",
        "type": "output",
        "description": "Voltage zero-crossing interrupt output with logic high 2.6V minimum and low 1V maximum at DVDD=3.3V±2.5%."
      },
      {
        "number": "24",
        "name": "VPP",
        "type": "unconnected",
        "description": "Reserved pin, can be left floating."
      },
      {
        "number": "25",
        "name": "M1",
        "type": "output",
        "description": "Channel 1 overcurrent/overload indicator output with logic high 2.6V minimum and low 1V maximum at DVDD=3.3V±2.5%."
      },
      {
        "number": "26",
        "name": "M2",
        "type": "output",
        "description": "Channel 2 overcurrent/overload indicator output with logic high 2.6V minimum and low 1V maximum at DVDD=3.3V±2.5%."
      },
      {
        "number": "27",
        "name": "M3",
        "type": "output",
        "description": "Channel 3 overcurrent/overload indicator output with logic high 2.6V minimum and low 1V maximum at DVDD=3.3V±2.5%."
      },
      {
        "number": "28",
        "name": "M4",
        "type": "output",
        "description": "Channel 4 overcurrent/overload indicator output with logic high 2.6V minimum and low 1V maximum at DVDD=3.3V±2.5%."
      },
      {
        "number": "29",
        "name": "M5",
        "type": "output",
        "description": "Channel 5 overcurrent/overload indicator output with logic high 2.6V minimum and low 1V maximum at DVDD=3.3V±2.5%."
      },
      {
        "number": "30",
        "name": "M6",
        "type": "output",
        "description": "Channel 6 overcurrent/overload indicator output with logic high 2.6V minimum and low 1V maximum at DVDD=3.3V±2.5%."
      },
      {
        "number": "31",
        "name": "M7",
        "type": "output",
        "description": "Channel 7 overcurrent/overload indicator output with logic high 2.6V minimum and low 1V maximum at DVDD=3.3V±2.5%."
      },
      {
        "number": "32",
        "name": "M8",
        "type": "output",
        "description": "Channel 8 overcurrent/overload indicator output with logic high 2.6V minimum and low 1V maximum at DVDD=3.3V±2.5%."
      },
      {
        "number": "33",
        "name": "M9",
        "type": "output",
        "description": "Channel 9 overcurrent/overload indicator output with logic high 2.6V minimum and low 1V maximum at DVDD=3.3V±2.5%."
      },
      {
        "number": "34",
        "name": "M10",
        "type": "output",
        "description": "Channel 10 overcurrent/overload indicator output with logic high 2.6V minimum and low 1V maximum at DVDD=3.3V±2.5%."
      },
      {
        "number": "35",
        "name": "DVDD18",
        "type": "power_out",
        "description": "1.8V digital power output from internal LDO regulator with 0.1µF external bypass capacitor required."
      },
      {
        "number": "36",
        "name": "SEL",
        "type": "input",
        "description": "Communication interface selection: internal pull-down selects UART when floating/low, logic high selects SPI mode."
      },
      {
        "number": "37",
        "name": "DVDD",
        "type": "power_in",
        "description": "3.3V digital power supply input."
      },
      {
        "number": "38",
        "name": "AVDD",
        "type": "power_in",
        "description": "3.3V analog power supply input."
      },
      {
        "number": "39",
        "name": "IN1",
        "type": "input",
        "description": "Channel 1 current measurement negative input, differential analog input ±700mV maximum with gain selectable to x1, x2, x4, or x16."
      },
      {
        "number": "40",
        "name": "IP1",
        "type": "input",
        "description": "Channel 1 current measurement positive input, differential analog input ±700mV maximum with gain selectable to x1, x2, x4, or x16."
      },
      {
        "number": "41",
        "name": "IN2",
        "type": "input",
        "description": "Channel 2 current measurement negative input, differential analog input ±700mV maximum with gain selectable to x1, x2, x4, or x16."
      },
      {
        "number": "42",
        "name": "IP2",
        "type": "input",
        "description": "Channel 2 current measurement positive input, differential analog input ±700mV maximum with gain selectable to x1, x2, x4, or x16."
      },
      {
        "number": "43",
        "name": "IN3",
        "type": "input",
        "description": "Channel 3 current measurement negative input, differential analog input ±700mV maximum with gain selectable to x1, x2, x4, or x16."
      },
      {
        "number": "44",
        "name": "IP3",
        "type": "input",
        "description": "Channel 3 current measurement positive input, differential analog input ±700mV maximum with gain selectable to x1, x2, x4, or x16."
      },
      {
        "number": "45",
        "name": "IN4",
        "type": "input",
        "description": "Channel 4 current measurement negative input, differential analog input ±700mV maximum with gain selectable to x1, x2, x4, or x16."
      },
      {
        "number": "46",
        "name": "IP4",
        "type": "input",
        "description": "Channel 4 current measurement positive input, differential analog input ±700mV maximum with gain selectable to x1, x2, x4, or x16."
      },
      {
        "number": "47",
        "name": "IN5",
        "type": "input",
        "description": "Channel 5 current measurement negative input, differential analog input ±700mV maximum with gain selectable to x1, x2, x4, or x16."
      },
      {
        "number": "48",
        "name": "IP5",
        "type": "input",
        "description": "Channel 5 current measurement positive input, differential analog input ±700mV maximum with gain selectable to x1, x2, x4, or x16."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.2",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.2",
        "primary_model": "claude-haiku-4-5-20251001",
        "primary_mode": "text",
        "consensus_model": "claude-sonnet-4-6",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [],
        "pages_sent": 74,
        "cost_usd": 0.6774,
        "at": "2026-09-22T03:55:11"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588919967773298688",
        "pages": 74,
        "sha256": "eab358e146f9a8e3",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 48,
        "described": 48,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "bl0910.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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          9.0,
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        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "9dea352d93177c2904afd7d7b68ea8855ce1ab691f69f8b3e13655600514b6bf",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "bl0910-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,
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        "footprint_binding": "identity",
        "sha256": "8609d47f8f8eb7c5c2850be57b1a4b0c3814d46b56ddc1c0b76b489cb2d1a3b4",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}