LDK320M-R

{
  "schema_version": 1,
  "type": "component",
  "slug": "ldk320m-r",
  "title": "LDK320M-R",
  "brief": "STMicroelectronics Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, SOT-23-5L. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
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    "power management (pmic)",
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  "component": {
    "mpn": "LDK320M-R",
    "manufacturer": "STMicroelectronics",
    "package": "SOT-23-5L",
    "pin_count": 5,
    "category": "Power Management (PMIC)",
    "subcategory": "Voltage Regulators - Linear, Low Drop Out (LDO) Regulators",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588911797897846784",
    "parts": {
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      "lbr": "ldk320m-r.lbr"
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    "distributor_links": {},
    "pins": [
      {
        "number": "1",
        "name": "IN",
        "type": "power_in",
        "description": "Unregulated input supply to the LDO. Operating range 2.5 V to 18 V (absolute max -0.3 V to 20 V). Bypass to GND with a 1 uF ceramic capacitor placed close to the pin."
      },
      {
        "number": "2",
        "name": "GND",
        "type": "power_in",
        "description": "Common ground reference for the regulator. All input, output, enable and ADJ voltages are referenced to this pin."
      },
      {
        "number": "3",
        "name": "EN",
        "type": "input",
        "description": "Enable logic input. Drive high to activate the regulator, low to place it in shutdown (total current < 1 uA typ). Absolute max range -0.3 V to VIN+0.3 V. Must not be left floating."
      },
      {
        "number": "4",
        "name": "ADJ",
        "type": "input",
        "description": "Adjust feedback input for the adjustable version (LDK320M-R). Connect to the midpoint of an external resistor divider from VOUT to GND; the regulator forces VADJ ~1.2 V (VADJref), so VOUT = VADJ x (1 + R1/R2). Absolute max -0.3 V to 2 V. On fixed-output variants this pin is NC."
      },
      {
        "number": "5",
        "name": "OUT",
        "type": "power_out",
        "description": "Regulated output of the LDO. Delivers up to 200 mA with 100 mV typ dropout at 100 mA. Requires a 1 uF ceramic output capacitor to GND for stability. Absolute max -0.3 V to VIN+0.3 V."
      }
    ],
    "provenance": {
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        "pages": null,
        "sha256": "053235d2672f89b8",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 5,
        "described": 5,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
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      "footprint": "viewers/footprint.html"
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        "sha256": "720a6eab0024069bbee68e7cb4c3ff1149468a34611225cdc852662c5d0ec2b7",
        "checked": "2026-10-07",
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      {
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        "seat": "z = 0",
        "extents_mm": [
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        "zmin_mm": 0.0,
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        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
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    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "STMicroelectronics",
      "Package": "SOT-23-5L",
      "Category": "Power Management (PMIC)",
      "Pins": "5"
    }
  },
  "variants": [
    {
      "mpn": "LDK320M-R",
      "kind": "packaging"
    },
    {
      "mpn": "LDK320M-RU-R",
      "kind": "packaging"
    },
    {
      "mpn": "LDK320M-RDU-R",
      "kind": "packaging"
    }
  ],
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  "discovery_pitch": "LDK320M-R (STMicroelectronics) component page with datasheet-verified CAD.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
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  "updated_at": "2026-09-24T23:53:11.599Z"
}