SGM2209-5.0XN5G

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  "title": "SGM2209-5.0XN5G",
  "brief": "SGMICRO Linear Voltage Regulators (LDO), SOT-23-5. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
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    "power supply chip",
    "sgm2209-5.0xn5g",
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  "component": {
    "mpn": "SGM2209-5.0XN5G",
    "manufacturer": "SGMICRO",
    "package": "SOT-23-5",
    "pin_count": 5,
    "category": "Power Supply Chip",
    "subcategory": "Linear Voltage Regulators (LDO)",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/e6a16dd2a36bc4fa30c35640352b1912.pdf",
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      "lbr": "sgm2209-5-0xn5g.lbr"
    },
    "distributor_links": {
      "lcsc": "C2960448"
    },
    "distributor_check": {
      "checked_at": "2026-10-22T19:22:12Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
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    },
    "pins": [
      {
        "number": "1",
        "name": "GND",
        "type": "power_in",
        "description": "Ground."
      },
      {
        "number": "2",
        "name": "VIN",
        "type": "power_in",
        "description": "Input voltage supply pin (-2.7V to -24V, most negative potential); use a 2.2μF or larger ceramic capacitor from VIN to ground placed as close as possible to the pin."
      },
      {
        "number": "3",
        "name": "EN",
        "type": "input",
        "description": "Enable pin: drive EN 2.0V above or below ground to turn on the regulator, drive to ground to turn it off, or connect to VIN for automatic startup."
      },
      {
        "number": "4",
        "name": "NC",
        "type": "unconnected",
        "description": "Not connected (fixed voltage version; this pin is ADJ on the adjustable version only)."
      },
      {
        "number": "5",
        "name": "VOUT",
        "type": "power_out",
        "description": "Regulator output pin; use a ceramic capacitor with effective capacitance of 1.5μF to 10μF placed as close as possible to the pin."
      }
    ],
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      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 5,
        "described": 5,
        "cites_pages": true,
        "refuses_to_fabricate": true
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  "metadata": {
    "specs": {
      "Manufacturer": "SGMICRO",
      "Package": "SOT-23-5",
      "Category": "Power Supply Chip",
      "Pins": "5"
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          "symbol": "VIN",
          "kind": "electrical",
          "unit": "V",
          "min": -2.7,
          "typ": null,
          "max": -24,
          "conditions": "IOUT = -250mA, +25℃",
          "source_page": 6,
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        {
          "name": "Input Voltage Range",
          "symbol": "VIN",
          "kind": "electrical",
          "unit": "V",
          "min": -3,
          "typ": null,
          "max": -24,
          "conditions": "IOUT = -350mA, +25℃",
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          "name": "Input Voltage Range",
          "symbol": "VIN",
          "kind": "electrical",
          "unit": "V",
          "min": -3.3,
          "typ": null,
          "max": -24,
          "conditions": "IOUT = -500mA, +25℃",
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        {
          "name": "UVLO Threshold falling",
          "symbol": "VUVLO",
          "kind": "electrical",
          "unit": "V",
          "min": -2.42,
          "typ": null,
          "max": -2.5,
          "conditions": "VIN falling, -40℃ to +125℃",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "UVLO Threshold rising",
          "symbol": "VUVLO",
          "kind": "electrical",
          "unit": "V",
          "min": -2.24,
          "typ": null,
          "max": -2.33,
          "conditions": "VIN rising, -40℃ to +125℃",
          "source_page": 6,
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        },
        {
          "name": "Operating Supply Current",
          "symbol": "IGND",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": -42,
          "max": -83,
          "conditions": "IOUT = 0µA, -40℃ to +125℃",
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        {
          "name": "Operating Supply Current",
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          "conditions": "IOUT = -500mA, -40℃ to +125℃",
          "source_page": 6,
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        {
          "name": "Shutdown Current",
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          "kind": "electrical",
          "unit": "µA",
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          "conditions": "VEN = GND, -40℃ to +125℃",
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        {
          "name": "Shutdown Current",
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          "kind": "electrical",
          "unit": "µA",
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          "typ": -1.2,
          "max": -10,
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          "source_page": 6,
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        {
          "name": "Output Voltage Accuracy",
          "symbol": "VOUT",
          "kind": "electrical",
          "unit": "%",
          "min": -1,
          "typ": null,
          "max": 1,
          "conditions": "IOUT = -10mA, +25℃",
          "source_page": 6,
          "source": "datasheet"
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        {
          "name": "Output Voltage Accuracy",
          "symbol": "VOUT",
          "kind": "electrical",
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          "typ": null,
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        {
          "name": "Line Regulation",
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          "unit": "%/V",
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          "typ": 0.001,
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          "conditions": "VIN = (VOUT(NOM) - 0.5V) to -24V, -40℃ to +125℃",
          "source_page": 6,
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        {
          "name": "Load Regulation",
          "symbol": "ΔVOUT/VOUT",
          "kind": "electrical",
          "unit": "%",
          "min": null,
          "typ": 0.03,
          "max": 0.8,
          "conditions": "IOUT = -1mA to -500mA, -40℃ to +125℃",
          "source_page": 6,
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        {
          "name": "Dropout Voltage",
          "symbol": "VDROP",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": -125,
          "max": -220,
          "conditions": "IOUT = -250mA, VOUT(NOM) = -5.0V, -40℃ to +125℃",
          "source_page": 6,
          "source": "datasheet"
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        {
          "name": "Dropout Voltage",
          "symbol": "VDROP",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": -180,
          "max": -300,
          "conditions": "IOUT = -350mA, VOUT(NOM) = -5.0V, -40℃ to +125℃",
          "source_page": 6,
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        {
          "name": "Dropout Voltage",
          "symbol": "VDROP",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": -260,
          "max": -420,
          "conditions": "IOUT = -500mA, VOUT(NOM) = -5.0V, -40℃ to +125℃",
          "source_page": 6,
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        },
        {
          "name": "Output Current Limit",
          "symbol": "ILIM",
          "kind": "electrical",
          "unit": "A",
          "min": -0.68,
          "typ": -1.05,
          "max": null,
          "conditions": "VIN = MIN(VOUT(NOM) - 1V, -4V), +25℃",
          "source_page": 6,
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        {
          "name": "Short-Circuit Current",
          "symbol": "ISHORT",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": -360,
          "max": null,
          "conditions": "VOUT = 0V, VIN = MIN(VOUT(NOM) - 1V, -4V), +25℃",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Output Voltage Noise",
          "symbol": "en",
          "kind": "electrical",
          "unit": "µVRMS",
          "min": null,
          "typ": 16,
          "max": null,
          "conditions": "10Hz to 100kHz, VOUT(NOM) = -5.0V, +25℃",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Positive Enable High-Level Voltage",
          "symbol": "VEN(+HI)",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 1.22,
          "max": null,
          "conditions": "-40℃ to +125℃",
          "source_page": 7,
          "source": "datasheet"
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        {
          "name": "Positive Enable Low-Level Voltage",
          "symbol": "VEN(+LO)",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 0.3,
          "max": null,
          "conditions": "-40℃ to +125℃",
          "source_page": 7,
          "source": "datasheet"
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        {
          "name": "Negative Enable High-Level Voltage",
          "symbol": "VEN(-HI)",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": -2,
          "max": null,
          "conditions": "-40℃ to +125℃",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Negative Enable Low-Level Voltage",
          "symbol": "VEN(-LO)",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": -0.55,
          "max": null,
          "conditions": "-40℃ to +125℃",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "EN Positive Input Current",
          "symbol": "IEN_P",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": 0.9,
          "max": 3,
          "conditions": "VEN = 5V, VIN = -19V, -40℃ to +125℃",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "EN Negative Input Current",
          "symbol": "IEN_N",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": -0.1,
          "max": -1,
          "conditions": "VEN = -24V, VIN = -24V, -40℃ to +125℃",
          "source_page": 7,
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        {
          "name": "PSRR",
          "symbol": "PSRR",
          "kind": "electrical",
          "unit": "dB",
          "min": null,
          "typ": -75,
          "max": null,
          "conditions": "f = 1kHz, VIN = VOUT(NOM) - 1V, ΔVRIPPLE = 0.2VP-P, +25℃",
          "source_page": 7,
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        {
          "name": "PSRR",
          "symbol": "PSRR",
          "kind": "electrical",
          "unit": "dB",
          "min": null,
          "typ": -60,
          "max": null,
          "conditions": "f = 10kHz, VIN = VOUT(NOM) - 1V, ΔVRIPPLE = 0.2VP-P, +25℃",
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          "name": "PSRR",
          "symbol": "PSRR",
          "kind": "electrical",
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          "min": null,
          "typ": -42,
          "max": null,
          "conditions": "f = 100kHz, VIN = VOUT(NOM) - 1V, ΔVRIPPLE = 0.2VP-P, +25℃",
          "source_page": 7,
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        },
        {
          "name": "Start-Up Time",
          "symbol": "tSTR",
          "kind": "timing",
          "unit": "µs",
          "min": null,
          "typ": 540,
          "max": null,
          "conditions": "VOUT(NOM) = -5.0V, +25℃",
          "source_page": 7,
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        {
          "name": "Thermal Shutdown Temperature",
          "symbol": "TSHDN",
          "kind": "thermal",
          "unit": "℃",
          "min": null,
          "typ": 160,
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          "name": "Thermal Shutdown Hysteresis",
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          "min": null,
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        {
          "name": "VIN to GND",
          "symbol": "VIN",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -25,
          "typ": null,
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        {
          "name": "VOUT to GND",
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          "name": "EN to GND",
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          "name": "EN to VIN",
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          "min": -0.3,
          "typ": null,
          "max": 25,
          "conditions": "",
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          "name": "Junction Temperature",
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          "unit": "℃",
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          "typ": null,
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          "name": "Storage Temperature Range",
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          "min": -65,
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          "name": "Lead Temperature",
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          "unit": "℃",
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          "max": 260,
          "conditions": "Soldering, 10s",
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          "name": "Input Voltage Range",
          "symbol": "VIN",
          "kind": "recommended_operating",
          "unit": "V",
          "min": -2.7,
          "typ": null,
          "max": -24,
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        {
          "name": "Operating Junction Temperature Range",
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          "min": -40,
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          "name": "Input Capacitance",
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          "unit": "μF",
          "min": 1.5,
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          "name": "Output Capacitance",
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          "name": "Thermal Resistance Junction-Ambient",
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          "kind": "thermal",
          "unit": "℃/W",
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          "typ": 186,
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          "name": "Thermal Resistance Junction-Board",
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          "kind": "thermal",
          "unit": "℃/W",
          "min": null,
          "typ": 45,
          "max": null,
          "conditions": "SOT-23-5",
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          "name": "Thermal Resistance Junction-Case",
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          "kind": "thermal",
          "unit": "℃/W",
          "min": null,
          "typ": 74,
          "max": null,
          "conditions": "SOT-23-5",
          "source_page": 4,
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