main
Ray Set visibility: public 7d200cf 5h ago
{
  "schema_version": 1,
  "type": "component",
  "slug": "ldk320au50r",
  "title": "LDK320AU50R",
  "brief": "STMicroelectronics Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, SOT-89. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
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    "subcategory": "Voltage Regulators - Linear, Low Drop Out (LDO) Regulators",
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      "lcsc": "C2971360",
      "digikey": "497-18286-2-ND",
      "mouser": "511-LDK320AU50R"
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      "source": "Component Ocean /api/assign-pns",
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    "pins": [
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        "number": "1",
        "name": "OUT",
        "type": "power_out",
        "description": "Output voltage of the LDO, delivering up to 200 mA of output current."
      },
      {
        "number": "2",
        "name": "GND",
        "type": "power_in",
        "description": "Common ground for the LDO."
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      {
        "number": "3",
        "name": "IN",
        "type": "power_in",
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    "provenance": {
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        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: The ordering table (page 27) lists LDK320AU50R with only one order code and marking E0, with no colu; The datasheet gives no per-pin electrical limits. Pin descriptions are limited to the functions stat"
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        "pages_sent": 32,
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        "at": "2026-11-06T00:04:15"
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        "pages": 32,
        "sha256": "26f60da8e9021885",
        "source_tier": "mfr"
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      "cad": "KiCad official (CC-BY-SA 4.0)",
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        "total": 3,
        "described": 3,
        "cites_pages": true,
        "refuses_to_fabricate": true
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        "zmin_mm": 0,
        "centre_offset_mm": 0.05,
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        "sha256": "844c0bb504d0c383535d9845c6376fe7a4053241a2ede8d8ef694df3fcfc37c8",
        "checked": "2026-11-06",
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  "metadata": {
    "specs": {
      "Manufacturer": "STMicroelectronics",
      "Package": "SOT-89",
      "Category": "Power Management (PMIC)",
      "Pins": "3"
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          "kind": "tolerance",
          "unit": "%",
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          "max": 0.5,
          "conditions": "TJ = 25 °C",
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        {
          "name": "Enable input logic high",
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          "unit": "V",
          "min": 1.2,
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          "max": null,
          "conditions": "VIN = 2.5 V to 18 V, -40 °C < TJ < 125 °C",
          "source_page": 7,
          "source": "datasheet"
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        {
          "name": "Enable input logic low",
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          "kind": "electrical",
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        {
          "name": "Output capacitor capacitance",
          "symbol": "COUT",
          "kind": "recommended_operating",
          "unit": "µF",
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          "conditions": "Capacitance (see Section 6 Typical characteristics)",
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        {
          "name": "Static line regulation",
          "symbol": "ΔVOUT",
          "kind": "electrical",
          "unit": "%/V",
          "min": null,
          "typ": 0.001,
          "max": 0.05,
          "conditions": "VOUT +1 V ≤ VIN ≤ 18 V",
          "source_page": 6,
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        },
        {
          "name": "Static load regulation (SOT-89), VOUT > 2 V",
          "symbol": "ΔVOUT",
          "kind": "electrical",
          "unit": "%/mA",
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          "conditions": "IOUT = 1 mA to 200 mA, VOUT > 2 V",
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          "name": "Dropout voltage",
          "symbol": "VDROP",
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          "source_page": 6,
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        {
          "name": "Quiescent current",
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          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": 60,
          "max": 90,
          "conditions": "VOUT +1 V ≤ VIN ≤ 18 V, IOUT = 0 mA, -40 °C < TJ < 125 °C",
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          "source": "datasheet"
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        {
          "name": "Quiescent current",
          "symbol": "IQ",
          "kind": "electrical",
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          "min": null,
          "typ": 70,
          "max": 100,
          "conditions": "VIN = VOUT +1 V, IOUT = 200 mA, -40 °C < TJ < 125 °C",
          "source_page": 6,
          "source": "datasheet"
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        {
          "name": "VIN input current in OFF mode",
          "symbol": "",
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          "name": "Operating input voltage (absolute maximum)",
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          "min": -0.3,
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          "conditions": "DC input voltage",
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        {
          "name": "Storage temperature range",
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          "unit": "°C",
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        {
          "name": "Operating junction temperature range",
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        {
          "name": "Thermal resistance junction-ambient",
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        {
          "name": "Thermal resistance junction-case",
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  "discovery_triggers": [
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  "discovery_pitch": "LDK320AU50R (STMicroelectronics) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
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