HE2240A50HPR

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  "schema_version": 1,
  "type": "component",
  "slug": "he2240a50hpr",
  "title": "HE2240A50HPR",
  "brief": "HEERMICR Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, SOT-89-3. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
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    "power management (pmic)",
    "he2240a50hpr",
    "factory-2.0.0",
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  "component": {
    "mpn": "HE2240A50HPR",
    "manufacturer": "HEERMICR",
    "package": "SOT-89-3",
    "pin_count": 3,
    "category": "Power Management (PMIC)",
    "subcategory": "Voltage Regulators - Linear, Low Drop Out (LDO) Regulators",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590237642777255936",
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      "lbr": "he2240a50hpr.lbr"
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    "distributor_links": {
      "lcsc": "C5123364"
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    "distributor_check": {
      "checked_at": "2026-10-18T00:00:27Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "GND",
        "type": "power_in",
        "description": "Ground pin, which the datasheet says input and output capacitor grounds should return to with a wide, short copper trace."
      },
      {
        "number": "2",
        "name": "VIN",
        "type": "power_in",
        "description": "Input supply pin with a 3.0V to 40V operating input range (absolute maximum 40V), decoupled by a recommended 10µF ceramic capacitor to GND."
      },
      {
        "number": "3",
        "name": "VOUT",
        "type": "power_out",
        "description": "Regulated 5.0V output (±2%) delivering up to 250mA, requiring a recommended 10µF X7R/X5R ceramic output capacitor for stability."
      }
    ],
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        "consensus_model": "claude-opus-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: The SOT89 top-view drawing on page 3 labels the leads left to right as GND, VIN, VOUT. It prints no ; The order code letter P means SOT89-3, as opposed to PB for SOT89B-3. The standard SOT89 pinout (GND",
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        "cost_usd": 0.1955,
        "at": "2026-10-17T23:58:49"
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        "pages": 9,
        "sha256": "30afcc83266a65aa",
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      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 3,
        "described": 3,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
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        "units": "mm",
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        "seat": "z = 0",
        "extents_mm": [
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        "zmin_mm": 0,
        "centre_offset_mm": 0.05,
        "footprint_binding": "identity",
        "sha256": "844c0bb504d0c383535d9845c6376fe7a4053241a2ede8d8ef694df3fcfc37c8",
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        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
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  "metadata": {
    "specs": {
      "Manufacturer": "HEERMICR",
      "Package": "SOT-89-3",
      "Category": "Power Management (PMIC)",
      "Pins": "3"
    },
    "appearance": {
      "contacts": {
        "quote": "input and output capacitors must be back to the HE2240 ground pin using as wide and as short of a copper trace as is practical.Connections using long trace lengths, narrow trace widths, and/or",
        "page": 6,
        "doc": "ds.pdf",
        "material": "copper"
      },
      "version": 1,
      "datasheet_sha256": "30afcc83266a65aa0e0467cb9e2bb7191747052a08767aae1774788200fbad2f"
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    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "30afcc83266a65aa0e0467cb9e2bb7191747052a08767aae1774788200fbad2f",
      "rows": [
        {
          "name": "Input Voltage",
          "symbol": "VIN",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 3,
          "typ": null,
          "max": 40,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Supply Current",
          "symbol": "IQ",
          "kind": "electrical",
          "unit": "uA",
          "min": null,
          "typ": 1.4,
          "max": 3,
          "conditions": "VIN=12V, ILOAD=0mA",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Output Voltage (HE2240 5.0V variant), accuracy",
          "symbol": "VOUT2",
          "kind": "tolerance",
          "unit": "%",
          "min": -2,
          "typ": null,
          "max": 2,
          "conditions": "VIN=12V, IOUT=10mA; printed as Vset*0.98 / Vset*1.02 in the table, tolerance ±2% from Features",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "EN Threshold Voltage (shutdown)",
          "symbol": "VIL",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 0.4,
          "conditions": "Shutdown",
          "source_page": 4,
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        },
        {
          "name": "EN Threshold Voltage (start-up)",
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          "min": 0.9,
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          "max": null,
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          "source_page": 4,
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        },
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          "name": "Supply Voltage",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 40,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Operating Temperature",
          "symbol": "",
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          "unit": "℃",
          "min": -40,
          "typ": null,
          "max": 85,
          "conditions": "",
          "source_page": 3,
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        },
        {
          "name": "Storage Temperature",
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          "kind": "absolute_maximum",
          "unit": "℃",
          "min": -50,
          "typ": null,
          "max": 125,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Thermal Resistance (Junction to Ambient)",
          "symbol": "θJA",
          "kind": "thermal",
          "unit": "℃/W",
          "min": null,
          "typ": null,
          "max": 200,
          "conditions": "SOT89; no ambient airflow, no heat sink",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Power Dissipation",
          "symbol": "PD",
          "kind": "thermal",
          "unit": "W",
          "min": null,
          "typ": null,
          "max": 0.5,
          "conditions": "SOT89; Ta=25℃",
          "source_page": 3,
          "source": "datasheet"
        }
      ]
    }
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  "discovery_pitch": "HE2240A50HPR (HEERMICR) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
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