main
Ray Set visibility: public 178a402 21d ago
{
  "schema_version": 1,
  "type": "component",
  "slug": "fm5057",
  "title": "FM5057",
  "brief": "Shenzhen Fuman Battery Management, SOT-89-5. 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)",
    "fm5057",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "FM5057",
    "manufacturer": "Shenzhen Fuman",
    "package": "SOT-89-5",
    "pin_count": 5,
    "category": "Power Management (PMIC)",
    "subcategory": "Battery Management",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588917989823959040",
    "parts": {
      "symbol": "fm5057.kicad_sym",
      "footprint": "fm5057.kicad_mod",
      "model_3d": "fm5057-hero.glb",
      "model_3d_plain": "fm5057-etched.glb",
      "model_3d_step": "fm5057-etched.step",
      "model_3d_step_plain": "fm5057.step",
      "lbr": "fm5057.lbr"
    },
    "distributor_links": {
      "lcsc": "C841293"
    },
    "distributor_check": {
      "checked_at": "2026-10-18T21:20:41Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "VDD",
        "type": "power_in",
        "description": "Positive supply and cell-positive input of the IC; the absolute maximum VDD is -0.3 V to +10 V and the stated operating voltage range is 1.5 V to 10 V."
      },
      {
        "number": "2",
        "name": "GND",
        "type": "power_in",
        "description": "Negative supply and cell-negative input of the IC, serving as the battery-side ground reference."
      },
      {
        "number": "3",
        "name": "GND",
        "type": "power_in",
        "description": "Negative supply and cell-negative input of the IC, serving as the battery-side ground reference (pin 3 is internally tied with pin 2 per the datasheet's '2、3' grouping)."
      },
      {
        "number": "4",
        "name": "VM",
        "type": "input",
        "description": "Overcurrent and short-circuit detection pin connected to the load ground terminal; the allowed input voltage is VDD-6 V to VDD+0.3 V."
      },
      {
        "number": "5",
        "name": "VM",
        "type": "input",
        "description": "Overcurrent and short-circuit detection pin connected to the load ground terminal; the allowed input voltage is VDD-6 V to VDD+0.3 V (pin 5 is grouped with pin 4 in the datasheet's '4、5' entry)."
      }
    ],
    "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: Pin 3 description says it is 'internally tied with pin 2'. The datasheet only groups pins 2、3 as GND; The datasheet lists the SOT89-5 pin table only as a grouped table (1 VDD; 2、3 GND; 4、5 VM). Pin-leve; The datasheet is in Chinese. Pin descriptions here are translated to English. The package informatio"
        ],
        "pages_sent": 5,
        "cost_usd": 0.0337,
        "at": "2026-10-18T21:18:28"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588917989823959040",
        "pages": 5,
        "sha256": "7e07cc32fc535e79",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 5,
        "described": 5,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
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        "file": "fm5057.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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          4.5,
          1.5
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        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "5bf9133f79d12f58c4da043d3892ba5cec700de6f3255a5358e7ec3200be4733",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "fm5057-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "79b80f0112d0576c3c010037db83733f57ceb75bc04b776d327c2e0e78661b2c",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Shenzhen Fuman",
      "Package": "SOT-89-5",
      "Category": "Power Management (PMIC)",
      "Pins": "5"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "7e07cc32fc535e7970d4a57b25ee269c11895527489b101b4b5a7590e7a4dad1",
      "rows": [
        {
          "name": "Operating voltage",
          "symbol": "VDD",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 1.5,
          "typ": null,
          "max": 10,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Operating current",
          "symbol": "IDD",
          "kind": "electrical",
          "unit": "uA",
          "min": null,
          "typ": 3,
          "max": 6,
          "conditions": "VDD=3.7V",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Overcharge detection voltage",
          "symbol": "VOCP",
          "kind": "electrical",
          "unit": "V",
          "min": 4.245,
          "typ": 4.275,
          "max": 4.305,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Overcharge release voltage",
          "symbol": "VOCR",
          "kind": "electrical",
          "unit": "V",
          "min": 4.025,
          "typ": 4.075,
          "max": 4.125,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Overdischarge detection voltage",
          "symbol": "VODP",
          "kind": "electrical",
          "unit": "V",
          "min": 2.35,
          "typ": 2.425,
          "max": 2.5,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Overdischarge release voltage",
          "symbol": "VODR",
          "kind": "electrical",
          "unit": "V",
          "min": 2.775,
          "typ": 2.825,
          "max": 2.875,
          "conditions": "",
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          "source": "datasheet"
        },
        {
          "name": "Overcurrent discharge detection voltage",
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          "unit": "V",
          "min": 0.12,
          "typ": 0.15,
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          "conditions": "",
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          "source": "datasheet"
        },
        {
          "name": "Overcurrent charge detection voltage",
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          "min": -0.12,
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          "max": -0.18,
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          "source": "datasheet"
        },
        {
          "name": "Short-circuit current detection voltage",
          "symbol": "VSHORT",
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          "min": 0.82,
          "typ": 1.36,
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          "conditions": "VDD=3.6V",
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        },
        {
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          "max": 170,
          "conditions": "VDD=3.6V~4.4V",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Overdischarge detection delay time",
          "symbol": "TOD",
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          "typ": 60,
          "max": 95,
          "conditions": "VDD=3.6V~2.0V",
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        {
          "name": "Overcurrent detection delay time",
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          "min": 4,
          "typ": 7,
          "max": 11,
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          "kind": "timing",
          "unit": "us",
          "min": 200,
          "typ": 400,
          "max": 600,
          "conditions": "VDD=3.6V",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "MOSFET on-resistance",
          "symbol": "RDS(on)",
          "kind": "electrical",
          "unit": "mΩ",
          "min": null,
          "typ": 15.8,
          "max": 18,
          "conditions": "VGS = 3.7V, ID = 1.0A",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Supply voltage (absolute maximum)",
          "symbol": "VDD",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 10,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Operating temperature",
          "symbol": "TA",
          "kind": "absolute_maximum",
          "unit": "℃",
          "min": -40,
          "typ": null,
          "max": 85,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Storage temperature",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "℃",
          "min": -55,
          "typ": null,
          "max": 125,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        }
      ]
    }
  },
  "variants": [],
  "sections": [
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    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "fm5057"
  ],
  "discovery_pitch": "FM5057 (Shenzhen Fuman) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
  "hero": {
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    "path": "docs/hero.png"
  },
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    "fm5057.lbr",
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    "viewers/symbol.html",
    "viewers/footprint.html",
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    "fm5057-hero.overlay.json",
    "fm5057-etched.glb"
  ],
  "visibility": {
    "public": true
  }
}