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Ray Set visibility: public 60a1853 17d ago
{
  "schema_version": 1,
  "type": "component",
  "slug": "eg4319",
  "title": "EG4319",
  "brief": "EG Micro Battery Management, SOP-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "power management (pmic)",
    "eg4319",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "EG4319",
    "manufacturer": "EG Micro",
    "package": "SOP-8",
    "pin_count": 8,
    "category": "Power Management (PMIC)",
    "subcategory": "Battery Management",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588882531730509824",
    "parts": {
      "symbol": "eg4319.kicad_sym",
      "footprint": "eg4319.kicad_mod",
      "model_3d": "eg4319-hero.glb",
      "model_3d_plain": "eg4319-etched.glb",
      "model_3d_step": "eg4319-etched.step",
      "model_3d_step_plain": "eg4319.step",
      "lbr": "eg4319.lbr"
    },
    "distributor_links": {
      "lcsc": "C81698"
    },
    "distributor_check": {
      "checked_at": "2026-10-17T23:02:21Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "VCC",
        "type": "power_in",
        "description": "Supply input with an operating range of 3.5 V to 18 V, and a absolute maximum VCC rating of 20 V."
      },
      {
        "number": "2",
        "name": "LED_G",
        "type": "output",
        "description": "Green LED indicator output for the float/charge-complete state, able to drive up to 20 mA per section 8.7."
      },
      {
        "number": "3",
        "name": "LED_Red",
        "type": "output",
        "description": "Red LED indicator output for charge-in-progress, able to drive up to 300 mA per section 8.7."
      },
      {
        "number": "4",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference pin."
      },
      {
        "number": "5",
        "name": "Isense",
        "type": "input",
        "description": "Constant-current sense input whose internal reference is 140 mV for EG4319, with Rsense = 140 mV / Ilimit."
      },
      {
        "number": "6",
        "name": "Vf",
        "type": "output",
        "description": "Float-voltage control output with a 20 mV internal reference for EG4319; it is pulled to GND in the constant-voltage stage and left open in the float stage."
      },
      {
        "number": "7",
        "name": "Vctrl",
        "type": "input",
        "description": "Output-voltage sense input referenced to an internal 2.5 V reference (VREF 2.475 V to 2.525 V)."
      },
      {
        "number": "8",
        "name": "Vout",
        "type": "output",
        "description": "Output control pin that can only sink current, with an output withstand rating of 20 V."
      }
    ],
    "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 datasheet covers the EG4318/EG4319/EG4320 family and lists both DIP8 (section 9.1) and SO8 (sect; Pin 1 description and pin 8 description include the 20 V limit from the absolute maximum table (page; Pin 2 and pin 3 LED drive capabilities are stated in section 8.7 for the EG4318/EG4319 family and ar"
        ],
        "pages_sent": 19,
        "cost_usd": 0.0716,
        "at": "2026-10-17T23:00:39"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588882531730509824",
        "pages": 19,
        "sha256": "5ec5ec9aca410e78",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 8,
        "described": 8,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
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        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "07f46cff378d30e6c27dfd5a03092c795323f86d91c71fc7e743f4f418dc553a",
        "checked": "2026-10-17",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "eg4319-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
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        "sha256": "975e8aab671d7c5124c98fe586d710477bb6b5cd8916d5d6b72bbf3f74800600",
        "checked": "2026-10-17",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "EG Micro",
      "Package": "SOP-8",
      "Category": "Power Management (PMIC)",
      "Pins": "8"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "5ec5ec9aca410e781f3ebe36203591ba1a1d5886bfb3fef160afda92339f0ca7",
      "rows": [
        {
          "name": "电源电压 (VCC absolute maximum, supply voltage)",
          "symbol": "VCC",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 20,
          "conditions": "",
          "source_page": 11,
          "source": "datasheet"
        },
        {
          "name": "输入电压 (input voltage)",
          "symbol": "VIN",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": null,
          "conditions": "",
          "source_page": 11,
          "source": "datasheet"
        },
        {
          "name": "输出端耐压 (output pin voltage rating)",
          "symbol": "VOUT",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 20,
          "conditions": "",
          "source_page": 11,
          "source": "datasheet"
        },
        {
          "name": "结温 (junction temperature)",
          "symbol": "TJ",
          "kind": "absolute_maximum",
          "unit": "℃",
          "min": null,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 11,
          "source": "datasheet"
        },
        {
          "name": "工作温度范围 (operating temperature range)",
          "symbol": "TA",
          "kind": "absolute_maximum",
          "unit": "℃",
          "min": -45,
          "typ": null,
          "max": 85,
          "conditions": "",
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          "source": "datasheet"
        },
        {
          "name": "储存温度 (storage temperature)",
          "symbol": "Tstr",
          "kind": "absolute_maximum",
          "unit": "℃",
          "min": -65,
          "typ": null,
          "max": 150,
          "conditions": "",
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          "source": "datasheet"
        },
        {
          "name": "焊接温度 (soldering temperature)",
          "symbol": "TL",
          "kind": "absolute_maximum",
          "unit": "℃",
          "min": null,
          "typ": null,
          "max": 260,
          "conditions": "T=5S",
          "source_page": 11,
          "source": "datasheet"
        },
        {
          "name": "热阻 (thermal resistance)",
          "symbol": "QJC",
          "kind": "thermal",
          "unit": "℃/W",
          "min": null,
          "typ": null,
          "max": 92,
          "conditions": "",
          "source_page": 11,
          "source": "datasheet"
        },
        {
          "name": "电源 (supply voltage operating range)",
          "symbol": "Vcc",
          "kind": "electrical",
          "unit": "V",
          "min": 3.5,
          "typ": null,
          "max": 18,
          "conditions": "",
          "source_page": 12,
          "source": "datasheet"
        },
        {
          "name": "静态电流 (quiescent current)",
          "symbol": "Icc",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 1.6,
          "max": 2,
          "conditions": "",
          "source_page": 12,
          "source": "datasheet"
        },
        {
          "name": "跨导增益(VCTRL) 仅吸收电流 (transconductance, sink only)",
          "symbol": "Gmv",
          "kind": "electrical",
          "unit": "mA/mV",
          "min": 1,
          "typ": null,
          "max": 6,
          "conditions": "",
          "source_page": 12,
          "source": "datasheet"
        },
        {
          "name": "电压环内部基准电压 (voltage loop internal reference)",
          "symbol": "VREF",
          "kind": "electrical",
          "unit": "V",
          "min": 2.475,
          "typ": 2.5,
          "max": 2.525,
          "conditions": "",
          "source_page": 12,
          "source": "datasheet"
        },
        {
          "name": "跨导增益(ICTRL) (transconductance, current loop)",
          "symbol": "Gmi",
          "kind": "electrical",
          "unit": "mA/mV",
          "min": 2,
          "typ": null,
          "max": 30,
          "conditions": "",
          "source_page": 12,
          "source": "datasheet"
        },
        {
          "name": "电流环内部基准电压 ISENSE (For EG4319,EG4320)",
          "symbol": "ISENSE",
          "kind": "electrical",
          "unit": "mV",
          "min": 135,
          "typ": 140,
          "max": 145,
          "conditions": "",
          "source_page": 12,
          "source": "datasheet"
        },
        {
          "name": "输入偏置电流(ICTRL) (input bias current, current loop)",
          "symbol": "IIBI",
          "kind": "electrical",
          "unit": "uA",
          "min": null,
          "typ": 0.4,
          "max": 1,
          "conditions": "",
          "source_page": 12,
          "source": "datasheet"
        },
        {
          "name": "浮充比较器基准电压 (float comparator reference, EG4319)",
          "symbol": "VFCTR",
          "kind": "electrical",
          "unit": "mV",
          "min": 18,
          "typ": 20,
          "max": 22,
          "conditions": "",
          "source_page": 12,
          "source": "datasheet"
        },
        {
          "name": "输出脚低电平(2 脚,8 脚) (output low level, pins 2 and 8)",
          "symbol": "VOL1",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 0.9,
          "max": 1.2,
          "conditions": "Isink=10mA",
          "source_page": 12,
          "source": "datasheet"
        },
        {
          "name": "输出脚低电平(3 脚) (output low level, pin 3)",
          "symbol": "VOL3",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 0.8,
          "max": 1,
          "conditions": "Isink=200mA",
          "source_page": 12,
          "source": "datasheet"
        },
        {
          "name": "输出脚低电平(6 脚) (output low level, pin 6)",
          "symbol": "VOL2",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 0.1,
          "max": 0.2,
          "conditions": "Isink=2mA",
          "source_page": 12,
          "source": "datasheet"
        }
      ]
    }
  },
  "variants": [],
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    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "eg4319"
  ],
  "discovery_pitch": "EG4319 (EG Micro) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
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    "path": "docs/hero.png"
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    "eg4319-etched.glb"
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  "visibility": {
    "public": true
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}