main
Ray Set visibility: public ad281ab 17d ago
{
  "schema_version": 1,
  "type": "component",
  "slug": "lm1084it-adjg",
  "title": "LM1084IT-ADJG",
  "brief": "HANSCHIP semiconductor Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, TO-220-3L. 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)",
    "lm1084it-adjg",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "LM1084IT-ADJG",
    "manufacturer": "HANSCHIP semiconductor",
    "package": "TO-220-3L",
    "pin_count": 3,
    "category": "Power Management (PMIC)",
    "subcategory": "Voltage Regulators - Linear, Low Drop Out (LDO) Regulators",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8757726636849029120",
    "parts": {
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      "footprint": "lm1084it-adjg.kicad_mod",
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      "model_3d_plain": "lm1084it-adjg-etched.glb",
      "model_3d_step": "lm1084it-adjg-etched.step",
      "model_3d_step_plain": "lm1084it-adjg.step",
      "lbr": "lm1084it-adjg.lbr"
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    "distributor_links": {
      "lcsc": "C5145341"
    },
    "distributor_check": {
      "checked_at": "2026-10-18T05:08:08Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "GND/ADJ",
        "type": "power_in",
        "description": "Ground reference on fixed-voltage versions and the ADJ terminal on the adjustable LM1084-ADJ, where VOUT = VREF×(1+R2/R1)+IADJ×R2 with VREF of 1.250 V typical."
      },
      {
        "number": "2",
        "name": "VOUT",
        "type": "power_out",
        "description": "Regulated output rated for up to 5 A, with 1.5 V dropout at 5 A and a 6.5 A typical current limit, and requires at least 22 μF tantalum output capacitance for stability."
      },
      {
        "number": "3",
        "name": "VIN",
        "type": "power_in",
        "description": "Unregulated input supply with a 20 V absolute maximum and 12 V recommended input voltage."
      }
    ],
    "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 labels pin 1 as 'GND/ADJ' with I/O code 'G/O'. Mapped to power_in because the GND rule; Datasheet I/O code is 'O', mapped to KiCad power_out for a regulator output. The 6.5 A current limit; The pin table is a single generic table for all package variants and the pin diagram is an image not"
        ],
        "pages_sent": 11,
        "cost_usd": 0.0363,
        "at": "2026-10-18T05:04:29"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8757726636849029120",
        "pages": 11,
        "sha256": "eea5ae8cca4fced7",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 3,
        "described": 3,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
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        "file": "lm1084it-adjg.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "body on z = 0, through-hole leads below",
        "extents_mm": [
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        ],
        "zmin_mm": -9.75,
        "centre_offset_mm": 0.932,
        "footprint_binding": "identity",
        "sha256": "7cb065d935df5771f0ba6e48ddd180863a121af76483dad7f18e667a7b68204a",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "lm1084it-adjg-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "body on z = 0, through-hole leads below",
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        "zmin_mm": -9.75,
        "centre_offset_mm": 0.932,
        "footprint_binding": "identity",
        "sha256": "eaa08f7236ee654a21c69d070ee56138f913235d3fa76e2fe13487d2796b7d77",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "HANSCHIP semiconductor",
      "Package": "TO-220-3L",
      "Category": "Power Management (PMIC)",
      "Pins": "3"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "eea5ae8cca4fced7fe1b97ef525bc0b524c514b2af3d25a3e93ec40b86d0be4a",
      "rows": [
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          "name": "输入工作电压 (absolute maximum)",
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          "unit": "V",
          "min": null,
          "typ": null,
          "max": 20,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "引脚温度 (焊接 10 秒)",
          "symbol": "TLEAD",
          "kind": "absolute_maximum",
          "unit": "℃",
          "min": null,
          "typ": null,
          "max": 245,
          "conditions": "Soldering 10 s",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "工作结温范围 (absolute maximum)",
          "symbol": "TJ",
          "kind": "absolute_maximum",
          "unit": "℃",
          "min": null,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "储存温度",
          "symbol": "TS",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -65,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "ESD 能力 (最小值)",
          "symbol": "ESD",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": 2000,
          "typ": null,
          "max": null,
          "conditions": "",
          "source_page": 3,
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        },
        {
          "name": "基准电压 VREF (LM1084-ADJ)",
          "symbol": "VREF",
          "kind": "electrical",
          "unit": "V",
          "min": 1.231,
          "typ": 1.25,
          "max": 1.269,
          "conditions": "IOUT=10mA, VIN-VOUT=3V",
          "source_page": 3,
          "source": "datasheet"
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        {
          "name": "基准电压 VREF (LM1084-ADJ)",
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          "kind": "electrical",
          "unit": "V",
          "min": 1.225,
          "typ": 1.25,
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          "conditions": "10mA≤IOUT≤5A, 1.5V≤VIN-VOUT≤5V",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "工作结温范围 (recommended)",
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          "kind": "recommended_operating",
          "unit": "°C",
          "min": 0,
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        {
          "name": "线性调整 ΔVOUT (LM1084-ADJ)",
          "symbol": "ΔVOUT",
          "kind": "electrical",
          "unit": "%",
          "min": null,
          "typ": 0.015,
          "max": 0.2,
          "conditions": "IOUT=10mA, 2.85V≤VIN≤10V",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "负载调整 ΔVOUT (LM1084-ADJ)",
          "symbol": "ΔVOUT",
          "kind": "electrical",
          "unit": "%",
          "min": null,
          "typ": 0.1,
          "max": 0.4,
          "conditions": "0mA≤IOUT≤5A, VIN-VOUT=3V",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "压差 VDROP",
          "symbol": "VDROP",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 1.45,
          "max": 1.5,
          "conditions": "IOUT=5A, ΔVREF, ΔVOUT=1%",
          "source_page": 4,
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        },
        {
          "name": "限流电流 ILIMIT",
          "symbol": "ILIMIT",
          "kind": "electrical",
          "unit": "A",
          "min": null,
          "typ": 5.5,
          "max": 6.5,
          "conditions": "VIN-VOUT=3V",
          "source_page": 4,
          "source": "datasheet"
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        {
          "name": "最小负载电流 ILOAD(MIN) (LM1084-ADJ)",
          "symbol": "ILOAD(MIN)",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 3,
          "max": 10,
          "conditions": "VIN=10V",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "静态电流 IQ",
          "symbol": "IQ",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 5,
          "max": 10,
          "conditions": "VIN=10V (LM1084)",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "纹波抑制比 PSRR",
          "symbol": "PSRR",
          "kind": "electrical",
          "unit": "dB",
          "min": null,
          "typ": 60,
          "max": 72,
          "conditions": "fRIPPLE=120Hz, COUT=25μF tantalum, IOUT=5A, VIN-VOUT=3V",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "可调管脚电流 IADJ",
          "symbol": "IADJ",
          "kind": "electrical",
          "unit": "μA",
          "min": null,
          "typ": 55,
          "max": 120,
          "conditions": "VIN=4.25V, IOUT=10mA",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "可调管脚电流变化 ΔIADJ",
          "symbol": "ΔIADJ",
          "kind": "electrical",
          "unit": "μA",
          "min": null,
          "typ": 0.2,
          "max": 5,
          "conditions": "10mA≤IOUT≤5A, 1.5V≤(VIN-VOUT)≤4.5V",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "输入电压 (recommended)",
          "symbol": "VIN",
          "kind": "recommended_operating",
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          "min": null,
          "typ": 12,
          "max": null,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "温度稳定性",
          "symbol": "",
          "kind": "electrical",
          "unit": "%",
          "min": null,
          "typ": 0.5,
          "max": null,
          "conditions": "IOUT=10mA, VIN-VOUT=1.5V",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "长期稳定性",
          "symbol": "",
          "kind": "electrical",
          "unit": "%",
          "min": null,
          "typ": 0.5,
          "max": null,
          "conditions": "Tamb=125°C, 1000Hrs",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "RMS 噪声 (% of VOUT)",
          "symbol": "",
          "kind": "electrical",
          "unit": "%",
          "min": null,
          "typ": 0.003,
          "max": null,
          "conditions": "10Hz≤f≤10kHz",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "热阻 θJA (TO-220-3L)",
          "symbol": "θJA",
          "kind": "thermal",
          "unit": "℃/W",
          "min": null,
          "typ": 60,
          "max": null,
          "conditions": "TO-220-3L",
          "source_page": 4,
          "source": "datasheet"
        }
      ]
    }
  },
  "variants": [],
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    "info"
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  "discovery_triggers": [
    "lm1084it-adjg"
  ],
  "discovery_pitch": "LM1084IT-ADJG (HANSCHIP semiconductor) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
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  "hero": {
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    "path": "docs/hero.png"
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    "lm1084it-adjg-etched.glb"
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  "visibility": {
    "public": true
  }
}