LP6312AQVF

{
  "schema_version": 1,
  "type": "component",
  "slug": "lp6312aqvf",
  "title": "LP6312AQVF",
  "brief": "LOWPOWER DC-DC Converters, DFN-10-EP(3x3). 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 supply chip",
    "lp6312aqvf",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "LP6312AQVF",
    "manufacturer": "LOWPOWER",
    "package": "DFN-10-EP(3x3)",
    "pin_count": 11,
    "category": "Power Supply Chip",
    "subcategory": "DC-DC Converters",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/3b7a839e10e4eab6bb26483ee8eb0636.pdf",
    "parts": {
      "symbol": "lp6312aqvf.kicad_sym",
      "footprint": "lp6312aqvf.kicad_mod",
      "model_3d": "lp6312aqvf-hero.glb",
      "model_3d_plain": "lp6312aqvf-etched.glb",
      "model_3d_step": "lp6312aqvf-etched.step",
      "model_3d_step_plain": "lp6312aqvf.step",
      "lbr": "lp6312aqvf.lbr"
    },
    "distributor_links": {
      "lcsc": "C2902424"
    },
    "distributor_check": {
      "checked_at": "2026-10-22T18:44:28Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "VIN1",
        "type": "power_in",
        "description": "Supply input power for buck converter 1, operating range 2.5V to 5.5V (absolute maximum 6.5V)."
      },
      {
        "number": "2",
        "name": "LX1",
        "type": "output",
        "description": "Switch-mode connection to the inductor for buck 1, tied to the drains of the internal main and synchronous power MOSFETs."
      },
      {
        "number": "3",
        "name": "GND1",
        "type": "power_in",
        "description": "Common ground for buck converter 1."
      },
      {
        "number": "4",
        "name": "EN2",
        "type": "input",
        "description": "Chip enable for buck 2, with input low at 0.4V max and input high at 1.4V min."
      },
      {
        "number": "5",
        "name": "FB2",
        "type": "input",
        "description": "Feedback input for buck 2 with 0.6V typical reference voltage, set by an external resistor divider."
      },
      {
        "number": "6",
        "name": "VIN2",
        "type": "power_in",
        "description": "Supply input power for buck converter 2, operating range 2.5V to 5.5V (absolute maximum 6.5V)."
      },
      {
        "number": "7",
        "name": "LX2",
        "type": "output",
        "description": "Switch-mode connection to the inductor for buck 2, tied to the drains of the internal main and synchronous power MOSFETs."
      },
      {
        "number": "8",
        "name": "GND2",
        "type": "power_in",
        "description": "Common ground for buck converter 2."
      },
      {
        "number": "9",
        "name": "EN1",
        "type": "input",
        "description": "Chip enable for buck 1, with input low at 0.4V max and input high at 1.4V min."
      },
      {
        "number": "10",
        "name": "FB1",
        "type": "input",
        "description": "Feedback input for buck 1 with 0.6V typical reference voltage, set by an external resistor divider."
      },
      {
        "number": "11",
        "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-sonnet-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 mentions an exposed pad (PCB layout page 10: connect the top-layer exposed pad ground ; The datasheet doesn't give an ERC type for LX1 and LX2. I classed them as output because they are sw; The datasheet is inconsistent about the number of converters. The general description and functional"
        ],
        "pages_sent": 12,
        "cost_usd": 0.0752,
        "at": "2026-10-22T18:44:17"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/3b7a839e10e4eab6bb26483ee8eb0636.pdf",
        "pages": 12,
        "sha256": "3d696f44fcbc0337",
        "source_tier": "lcsc"
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      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 11,
        "described": 11,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
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        "seat": "z = 0",
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        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "738e2eb45860c11759f8e4f44ab26932b7c15e4d5d6c8c9ac22ae866a3e38711",
        "checked": "2026-10-22",
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      },
      {
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        "sha256": "b740f7f5f47b2e639a7759d61154aaa0e19cb49364c4fd389bdd60a91981891b",
        "checked": "2026-10-22",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "LOWPOWER",
      "Package": "DFN-10-EP(3x3)",
      "Category": "Power Supply Chip",
      "Pins": "11"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "3d696f44fcbc033774b2948fc2b0be10648c89fb5b1c46ebf891d824442b958a",
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          "typ": null,
          "max": 5.5,
          "conditions": "",
          "source_page": 5,
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        },
        {
          "name": "Control Circuit Input Voltage",
          "symbol": "VCC",
          "kind": "electrical",
          "unit": "V",
          "min": 2.5,
          "typ": null,
          "max": 5.5,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Shutdown Supply Current",
          "symbol": "ISD",
          "kind": "electrical",
          "unit": "μA",
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          "source": "datasheet"
        },
        {
          "name": "Reference Voltage",
          "symbol": "VREF",
          "kind": "electrical",
          "unit": "V",
          "min": 0.588,
          "typ": 0.6,
          "max": 0.612,
          "conditions": "",
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        },
        {
          "name": "Enable Pin Input Low Voltage",
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          "unit": "V",
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        {
          "name": "Enable Pin Input High Voltage",
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          "kind": "electrical",
          "unit": "V",
          "min": 1.4,
          "typ": null,
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          "conditions": "",
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        },
        {
          "name": "Quiescent Current",
          "symbol": "IQ",
          "kind": "electrical",
          "unit": "μA",
          "min": null,
          "typ": 70,
          "max": null,
          "conditions": "Non-switching, No Load",
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        {
          "name": "Output Load Current",
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          "kind": "electrical",
          "unit": "A",
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          "typ": 2,
          "max": null,
          "conditions": "",
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        },
        {
          "name": "Switching Frequency",
          "symbol": "FSW",
          "kind": "electrical",
          "unit": "MHz",
          "min": null,
          "typ": 1.5,
          "max": null,
          "conditions": "ILOAD = 100mA",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "PMOS Current Limit",
          "symbol": "ILIM-P",
          "kind": "electrical",
          "unit": "A",
          "min": null,
          "typ": 3,
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          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
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        {
          "name": "PMOS On-Resistance",
          "symbol": "RDS(ON)-P",
          "kind": "electrical",
          "unit": "mΩ",
          "min": null,
          "typ": 100,
          "max": null,
          "conditions": "ILOAD = 100mA",
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        },
        {
          "name": "NMOS On-Resistance",
          "symbol": "RDS(ON)-N",
          "kind": "electrical",
          "unit": "mΩ",
          "min": null,
          "typ": 90,
          "max": null,
          "conditions": "ILOAD = 100mA",
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        },
        {
          "name": "Maximum Duty Cycle",
          "symbol": "DMAX",
          "kind": "electrical",
          "unit": "%",
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        },
        {
          "name": "Thermal Shutdown Threshold",
          "symbol": "TOTP",
          "kind": "thermal",
          "unit": "℃",
          "min": null,
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          "max": null,
          "conditions": "",
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        },
        {
          "name": "Thermal Shutdown Hysteresis",
          "symbol": "THYST",
          "kind": "thermal",
          "unit": "℃",
          "min": null,
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        {
          "name": "Input Voltage (VIN1, VIN2)",
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          "kind": "absolute_maximum",
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          "min": -0.3,
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        {
          "name": "LX Pin Voltage",
          "symbol": "VLX",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
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          "conditions": "max is VINX+0.3V",
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        {
          "name": "All Other Pins Voltage",
          "symbol": "",
          "kind": "absolute_maximum",
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          "min": -0.3,
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          "conditions": "max is VINX+0.3V",
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        },
        {
          "name": "Ambient Temperature Operating Range",
          "symbol": "TA",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -40,
          "typ": null,
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        },
        {
          "name": "Maximum Junction Temperature",
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          "kind": "absolute_maximum",
          "unit": "°C",
          "min": null,
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        },
        {
          "name": "Lead Temperature",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": null,
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          "conditions": "Soldering, 10 sec",
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        },
        {
          "name": "Storage Temperature Range",
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          "unit": "°C",
          "min": -60,
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          "conditions": "",
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        {
          "name": "Power Dissipation",
          "symbol": "PD_MAX",
          "kind": "absolute_maximum",
          "unit": "W",
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          "conditions": "DFN-10, TA=25°C",
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          "name": "Recommended Input Voltage (VIN1, VIN2)",
          "symbol": "VIN",
          "kind": "recommended_operating",
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          "min": 2.5,
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        {
          "name": "Junction Temperature Range",
          "symbol": "TJ",
          "kind": "recommended_operating",
          "unit": "°C",
          "min": -40,
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          "conditions": "",
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        },
        {
          "name": "Thermal Resistance Junction-to-Case",
          "symbol": "θJC",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 7.5,
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        {
          "name": "Thermal Resistance Junction-to-Ambient",
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          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
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        },
        {
          "name": "ESD HBM",
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          "kind": "absolute_maximum",
          "unit": "kV",
          "min": null,
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          "max": 2,
          "conditions": "Human Body Mode",
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        },
        {
          "name": "ESD MM",
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          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
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          "max": 200,
          "conditions": "Machine Mode",
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        }
      ]
    }
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  "discovery_pitch": "LP6312AQVF (LOWPOWER) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
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