main
Ray Set visibility: public ba4589b 8d ago
{
  "schema_version": 1,
  "type": "component",
  "slug": "lm2594d-5-0rg",
  "title": "LM2594D-5.0RG",
  "brief": "HANSCHIP semiconductor DC-DC Converters, 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)",
    "lm2594d-5.0rg",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "LM2594D-5.0RG",
    "manufacturer": "HANSCHIP semiconductor",
    "package": "SOP-8",
    "pin_count": 8,
    "category": "Power Management (PMIC)",
    "subcategory": "DC-DC Converters",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590456072658837504",
    "parts": {
      "symbol": "lm2594d-5-0rg.kicad_sym",
      "footprint": "lm2594d-5-0rg.kicad_mod",
      "model_3d": "lm2594d-5-0rg-hero.glb",
      "model_3d_plain": "lm2594d-5-0rg-etched.glb",
      "model_3d_step": "lm2594d-5-0rg-etched.step",
      "model_3d_step_plain": "lm2594d-5-0rg.step",
      "lbr": "lm2594d-5-0rg.lbr"
    },
    "distributor_links": {
      "lcsc": "C5145319"
    },
    "distributor_check": {
      "checked_at": "2026-10-19T04:20:11Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "NC",
        "type": "unconnected",
        "description": "No internal function; the datasheet lists this pin as a non-functional (no-connect) pin."
      },
      {
        "number": "2",
        "name": "NC",
        "type": "unconnected",
        "description": "No internal function; the datasheet lists this pin as a non-functional (no-connect) pin."
      },
      {
        "number": "3",
        "name": "NC",
        "type": "unconnected",
        "description": "No internal function; the datasheet lists this pin as a non-functional (no-connect) pin."
      },
      {
        "number": "4",
        "name": "FEEDBACK",
        "type": "input",
        "description": "Voltage feedback pin that monitors the output through an external resistor divider and regulates it, with a feedback threshold voltage of 1.23V."
      },
      {
        "number": "5",
        "name": "ON_OFF",
        "type": "input",
        "description": "Enable pin: a low level (at or below 0.8V) turns the regulator on and a high level (at or above 1.4V) shuts it off, and the pin defaults to low when floating."
      },
      {
        "number": "6",
        "name": "GND",
        "type": "power_in",
        "description": "Ground pin that should be routed on the PCB to the ground return path away from the Schottky diode to keep switching current spikes from coupling noise into the regulation."
      },
      {
        "number": "7",
        "name": "VIN",
        "type": "power_in",
        "description": "Supply input that requires a DC source of 4.5V to 40V (60V for the HV version), with a large bulk capacitor placed between this pin and ground to suppress supply noise."
      },
      {
        "number": "8",
        "name": "OUTPUT",
        "type": "output",
        "description": "Power switch output that is the switching node driving the output load through the inductor; it is a switch node, not a fixed-voltage rail."
      }
    ],
    "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 pin table lists FEEDBACK as type I/O; I classified it as input because it only senses ; The pinout is taken from the shared SOP-8/ESOP-8 pin diagram and table on page 5. The ordering table"
        ],
        "pages_sent": 12,
        "cost_usd": 0.0533,
        "at": "2026-10-19T04:17:54"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590456072658837504",
        "pages": 12,
        "sha256": "f3bc80a5fbf5d28b",
        "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"
    },
    "models_3d": [
      {
        "file": "lm2594d-5-0rg.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6,
          4.9,
          1.75
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "07f46cff378d30e6c27dfd5a03092c795323f86d91c71fc7e743f4f418dc553a",
        "checked": "2026-10-19",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "lm2594d-5-0rg-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6,
          4.9,
          1.75
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "d25fdd4f35e298b7d3d828416db1123114542b97f7d366441951d59f507bba66",
        "checked": "2026-10-19",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "HANSCHIP semiconductor",
      "Package": "SOP-8",
      "Category": "Power Management (PMIC)",
      "Pins": "8"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "f3bc80a5fbf5d28b2197b46bc46fb274cc7dd36d130adce217ad8c7d2e8824bb",
      "rows": [
        {
          "name": "Output voltage (LM2594-5.0, 5 V fixed version)",
          "symbol": "VOUT",
          "kind": "electrical",
          "unit": "V",
          "min": 4.8,
          "typ": 5,
          "max": 5.2,
          "conditions": "VIN=7V~40V, ILOAD=0.2A~1A",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Input operating voltage (LM2594)",
          "symbol": "VIN",
          "kind": "electrical",
          "unit": "V",
          "min": 4.5,
          "typ": null,
          "max": 40,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Standby current",
          "symbol": "ISTBY",
          "kind": "electrical",
          "unit": "uA",
          "min": null,
          "typ": 80,
          "max": 200,
          "conditions": "VON_OFF=5V",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Quiescent operating current",
          "symbol": "IQ",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 2,
          "max": 10,
          "conditions": "VON_OFF=0V, VFB=VIN",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Operating frequency",
          "symbol": "FOSC",
          "kind": "electrical",
          "unit": "kHz",
          "min": 127,
          "typ": 150,
          "max": 173,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Current limit",
          "symbol": "IL",
          "kind": "electrical",
          "unit": "A",
          "min": 3.6,
          "typ": 4.8,
          "max": 6.9,
          "conditions": "VFB=0",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "ON_OFF pin threshold voltage (1.4 V value, high/控制关 level)",
          "symbol": "VON_OFF",
          "kind": "electrical",
          "unit": "V",
          "min": 1.4,
          "typ": null,
          "max": null,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "ON_OFF pin threshold voltage (0.8 V value, low/控制开 level)",
          "symbol": "VON_OFF",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 0.8,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "ON_OFF pin leakage current (IH)",
          "symbol": "IH",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": 5,
          "max": 15,
          "conditions": "VON_OFF=2.5V(ON)",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "ON_OFF pin leakage current (IL)",
          "symbol": "IL",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": 0.2,
          "max": 5,
          "conditions": "VON_OFF=2.5V(ON)",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Saturation voltage",
          "symbol": "VCE",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 1.3,
          "max": 1.5,
          "conditions": "VFB=0V, LOUT=1A",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Maximum duty cycle",
          "symbol": "DMAX",
          "kind": "electrical",
          "unit": "%",
          "min": null,
          "typ": null,
          "max": 100,
          "conditions": "CFB=0V",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Thermal resistance junction-to-ambient",
          "symbol": "RJA",
          "kind": "thermal",
          "unit": "℃/W",
          "min": null,
          "typ": 150,
          "max": null,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Input supply voltage (LM2594)",
          "symbol": "VIN",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 40,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Feedback pin voltage",
          "symbol": "VFB",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": null,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "ON_OFF pin voltage",
          "symbol": "VON_OFF",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": null,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Power transistor output (OUTPUT pin) voltage",
          "symbol": "VOUT PUT",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": null,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Operating junction temperature",
          "symbol": "TJ",
          "kind": "absolute_maximum",
          "unit": "℃",
          "min": -40,
          "typ": null,
          "max": 125,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Storage temperature",
          "symbol": "TSTG",
          "kind": "absolute_maximum",
          "unit": "℃",
          "min": -65,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Lead soldering temperature, 10 s",
          "symbol": "TLEAD",
          "kind": "absolute_maximum",
          "unit": "℃",
          "min": null,
          "typ": null,
          "max": 245,
          "conditions": "10 S",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "ESD capability, human body model",
          "symbol": "ESD",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 2000,
          "conditions": "Human body model",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Input voltage (LM2594) recommended",
          "symbol": "VIN",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 5,
          "typ": null,
          "max": 40,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Operating junction temperature range (recommended)",
          "symbol": "TJ",
          "kind": "recommended_operating",
          "unit": "℃",
          "min": -40,
          "typ": null,
          "max": 125,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        }
      ]
    }
  },
  "variants": [],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "lm2594d-5.0rg"
  ],
  "discovery_pitch": "LM2594D-5.0RG (HANSCHIP semiconductor) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "lm2594d-5-0rg.kicad_sym",
    "lm2594d-5-0rg.kicad_mod",
    "lm2594d-5-0rg.glb",
    "lm2594d-5-0rg.step",
    "lm2594d-5-0rg.lbr",
    "docs/hero.png",
    "docs/lm2594d-5-0rg-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "lm2594d-5-0rg-hero.glb",
    "lm2594d-5-0rg-hero.overlay.json",
    "lm2594d-5-0rg-etched.glb"
  ],
  "visibility": {
    "public": true
  }
}