LP3992-33B5F

{
  "schema_version": 1,
  "type": "component",
  "slug": "lp3992-33b5f",
  "title": "LP3992-33B5F",
  "brief": "LOWPOWER Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, SOT-23-5. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.2.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
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    "pmic",
    "lp3992-33b5f"
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  "component": {
    "mpn": "LP3992-33B5F",
    "manufacturer": "LOWPOWER",
    "package": "SOT-23-5",
    "pin_count": 5,
    "category": "PMIC",
    "subcategory": "Voltage Regulators - Linear, Low Drop Out (LDO) Regulators",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/f264f8e05daea62ae39ba44bc70ac732.pdf",
    "parts": {
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      "lbr": "lp3992-33b5f.lbr"
    },
    "distributor_links": {
      "lcsc": "C324570"
    },
    "pins": [
      {
        "number": "1",
        "name": "VIN",
        "type": "power_in",
        "description": "Power input voltage. Recommended operating range 2.5V to 5.5V (absolute max 6.5V). Requires a >=1µF input capacitor placed within 0.5 inch of the pin."
      },
      {
        "number": "2",
        "name": "GND",
        "type": "power_in",
        "description": "Device ground return. Return input and output capacitors to a clean analog ground."
      },
      {
        "number": "3",
        "name": "EN",
        "type": "input",
        "description": "Chip enable (active high, TTL logic). VIH >= 1.4V enables the regulator; VIL <= 0.4V places the device in shutdown (<0.01µA typical). May be tied to VIN for always-on operation. Absolute max EN voltage is VIN+0.3V."
      },
      {
        "number": "4",
        "name": "NC",
        "type": "unconnected",
        "description": "No internal connection. May be left floating."
      },
      {
        "number": "5",
        "name": "VOUT",
        "type": "power_out",
        "description": "Regulated 3.3V output (±3% accuracy at 1mA). Delivers up to 300mA with 220mV typical dropout at 300mA. Requires a >=1µF ceramic output capacitor (ESR >25mΩ acceptable) placed within 0.5 inch of the pin."
      }
    ],
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      "at": [
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      "source": "silk-marker",
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        "zmin_mm": 0,
        "centre_offset_mm": 0,
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        "sha256": "720a6eab0024069bbee68e7cb4c3ff1149468a34611225cdc852662c5d0ec2b7",
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  },
  "metadata": {
    "specs": {
      "Manufacturer": "LOWPOWER",
      "Package": "SOT-23-5",
      "Category": "PMIC",
      "Pins": "5"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "c4874862660fdd11",
      "rows": [
        {
          "name": "Output Voltage Accuracy",
          "symbol": "ΔVOUT",
          "kind": "tolerance",
          "unit": "%",
          "min": -3,
          "typ": null,
          "max": 3,
          "conditions": "IOUT = 1mA",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Output Loading Current",
          "symbol": "ILOAD",
          "kind": "electrical",
          "unit": "mA",
          "min": 300,
          "typ": null,
          "max": null,
          "conditions": "VEN=VIN, VIN>2.5V",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Current Limit",
          "symbol": "ILIM",
          "kind": "electrical",
          "unit": "mA",
          "min": 420,
          "typ": null,
          "max": 450,
          "conditions": "RLOAD = 1Ω",
          "source_page": 4,
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        },
        {
          "name": "Quiescent Current",
          "symbol": "IQ",
          "kind": "electrical",
          "unit": "μA",
          "min": null,
          "typ": 75,
          "max": 130,
          "conditions": "VEN ≥ 1.2V, IOUT = 0mA",
          "source_page": 4,
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        },
        {
          "name": "Dropout Voltage",
          "symbol": "VDROP",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": 130,
          "max": 200,
          "conditions": "IOUT = 200mA, VOUT > 2.8V",
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        },
        {
          "name": "Dropout Voltage",
          "symbol": "VDROP",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": 220,
          "max": 300,
          "conditions": "IOUT = 300mA, VOUT > 2.8V",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Line Regulation",
          "symbol": "ΔVLINE",
          "kind": "electrical",
          "unit": "%/V",
          "min": null,
          "typ": null,
          "max": 0.2,
          "conditions": "VIN = (VOUT + 1V) to 5.5V, IOUT = 50mA",
          "source_page": 4,
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        },
        {
          "name": "Load Regulation",
          "symbol": "ΔLOAD",
          "kind": "electrical",
          "unit": "%/A",
          "min": null,
          "typ": null,
          "max": 2,
          "conditions": "1mA < IOUT < 300mA",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Standby Current",
          "symbol": "ISTBY",
          "kind": "electrical",
          "unit": "μA",
          "min": null,
          "typ": 0.01,
          "max": 1,
          "conditions": "VEN = GND, Shutdown",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "EN Input Bias Current",
          "symbol": "IIBSD",
          "kind": "electrical",
          "unit": "μA",
          "min": null,
          "typ": 1.5,
          "max": 3.5,
          "conditions": "VEN = 3V",
          "source_page": 4,
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        },
        {
          "name": "EN Logic-Low Voltage",
          "symbol": "VIL",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 0.4,
          "conditions": "VIN = 3V to 5.5V, Shutdown",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "EN Logic-High Voltage",
          "symbol": "VIH",
          "kind": "electrical",
          "unit": "V",
          "min": 1.4,
          "typ": null,
          "max": null,
          "conditions": "VIN = 3V to 5.5V, Start-Up",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Output Noise Voltage",
          "symbol": "",
          "kind": "electrical",
          "unit": "uVRMS",
          "min": null,
          "typ": null,
          "max": 300,
          "conditions": "10Hz to 100kHz, IOUT = 200mA, COUT = 1µF",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Supply Input Voltage (absolute maximum)",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 6.5,
          "conditions": "",
          "source_page": 3,
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        },
        {
          "name": "Other Pin Voltage",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": null,
          "conditions": "Relative to VIN+0.3V upper limit as printed",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Power Dissipation",
          "symbol": "PD",
          "kind": "absolute_maximum",
          "unit": "mW",
          "min": null,
          "typ": null,
          "max": 500,
          "conditions": "TA = 25°C, T/SOT23-5",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Maximum Junction Temperature",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": null,
          "typ": null,
          "max": 150,
          "conditions": "",
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        },
        {
          "name": "Maximum Soldering Temperature",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": null,
          "typ": null,
          "max": 260,
          "conditions": "at leads, 10 sec",
          "source_page": 3,
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        {
          "name": "Storage Temperature Range",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -65,
          "typ": null,
          "max": 165,
          "conditions": "",
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        },
        {
          "name": "ESD HBM",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "kV",
          "min": null,
          "typ": null,
          "max": 2,
          "conditions": "Human Body Model",
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        {
          "name": "ESD MM",
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          "conditions": "Machine Model",
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        {
          "name": "Supply Input Voltage (recommended)",
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        {
          "name": "EN Input Voltage",
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          "unit": "V",
          "min": 0,
          "typ": null,
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          "conditions": "",
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        },
        {
          "name": "Operation Junction Temperature Range",
          "symbol": "",
          "kind": "recommended_operating",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 125,
          "conditions": "",
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        },
        {
          "name": "Operation Ambient Temperature Range",
          "symbol": "",
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          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 85,
          "conditions": "",
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        },
        {
          "name": "Power Supply Rejection Rate",
          "symbol": "",
          "kind": "electrical",
          "unit": "dB",
          "min": null,
          "typ": -76,
          "max": null,
          "conditions": "f = 1kHz COUT = 1µF, IOUT = 100mA",
          "source_page": 4,
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        {
          "name": "Power Supply Rejection Rate",
          "symbol": "",
          "kind": "electrical",
          "unit": "dB",
          "min": null,
          "typ": -65,
          "max": null,
          "conditions": "f = 10kHz",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Thermal Shutdown Temperature",
          "symbol": "TSD",
          "kind": "electrical",
          "unit": "°C",
          "min": null,
          "typ": 150,
          "max": null,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
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        {
          "name": "Thermal Resistance Junction-to-Ambient",
          "symbol": "(JA)",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 195,
          "max": null,
          "conditions": "SOT23-5/SOT23 package",
          "source_page": 3,
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        {
          "name": "Thermal Resistance Junction-to-Case",
          "symbol": "(JC)",
          "kind": "thermal",
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          "min": null,
          "typ": 60,
          "max": null,
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          "source": "datasheet"
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  "updated_at": "2026-09-28T17:57:40.463Z"
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