WL9005S5-33

{
  "schema_version": 1,
  "type": "component",
  "slug": "wl9005s5-33",
  "title": "WL9005S5-33",
  "brief": "WPMtek Wei Pan Microelectronics Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, SOT-23-5L. 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)",
    "wl9005s5-33",
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  "component": {
    "mpn": "WL9005S5-33",
    "manufacturer": "WPMtek Wei Pan Microelectronics",
    "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/8757102226701996032",
    "parts": {
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      "lbr": "wl9005s5-33.lbr"
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    "distributor_links": {
      "lcsc": "C2688249"
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    "distributor_check": {
      "checked_at": "2026-10-18T11:00:40Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
      },
      "mouser": {
        "pn": null,
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    },
    "pins": [
      {
        "number": "1",
        "name": "VIN",
        "type": "power_in",
        "description": "Supply input, operating range 2.0 V to 7.0 V, absolute maximum -0.3 V to 9 V, and a ≥1 µF ceramic input capacitor should be placed as close to the device as possible."
      },
      {
        "number": "2",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference for the regulator; the input and output capacitor grounds must return to this pin through a wide, short copper trace."
      },
      {
        "number": "3",
        "name": "EN",
        "type": "input",
        "description": "Enable control input with absolute maximum rating of -0.3 V to 9 V, where VEN ≥ 1.2 V enables the output and VEN ≤ 0.4 V disables it."
      },
      {
        "number": "4",
        "name": "NC",
        "type": "unconnected",
        "description": "No connect pin with no internal connection on the SOT23-5L package."
      },
      {
        "number": "5",
        "name": "VOUT",
        "type": "power_out",
        "description": "Regulated output, adjustable in the 0.8 V to 5.0 V range (3.3 V for the -33 variant), requiring a ≥1 µF ceramic output capacitor (X7R or X5R) placed close to VOUT and GND."
      }
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        "cost_usd": 0.0378,
        "at": "2026-10-18T10:58:56"
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        "sha256": "2ed7848826dfb0c6",
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      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 5,
        "described": 5,
        "cites_pages": true,
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  "metadata": {
    "specs": {
      "Manufacturer": "WPMtek Wei Pan Microelectronics",
      "Package": "SOT-23-5L",
      "Category": "Power Management (PMIC)",
      "Pins": "5"
    },
    "appearance": {
      "contacts": {
        "quote": "and output capacitors must be back to the WL9005 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": 10,
        "doc": "ds.pdf",
        "material": "copper"
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          "name": "Input Voltage",
          "symbol": "VIN",
          "kind": "electrical",
          "unit": "V",
          "min": 2,
          "typ": null,
          "max": 7,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Quiescent Current",
          "symbol": "IQ",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": 0.3,
          "max": 0.5,
          "conditions": "VIN >VOUTNOM , VIN=EN; IOUT =0mA",
          "source_page": 5,
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        },
        {
          "name": "Shutdown Current",
          "symbol": "ISHDN",
          "kind": "electrical",
          "unit": "µA",
          "min": 0,
          "typ": 0.1,
          "max": null,
          "conditions": "EN=0 V , VOUT =0 V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Output Current",
          "symbol": "IOUT",
          "kind": "electrical",
          "unit": "mA",
          "min": 500,
          "typ": null,
          "max": null,
          "conditions": "VIN = VOUTNOM +1V",
          "source_page": 5,
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        },
        {
          "name": "Dropout Voltage",
          "symbol": "VDROP",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": 600,
          "max": 750,
          "conditions": "VOUT =3.3V; IOUT =500mA",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Load Regulation",
          "symbol": "ΔVLOAD",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": 5,
          "max": 20,
          "conditions": "VIN = VOUTNOM +1V; 1mA≦ IOUT ≦100mA",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "EN Threshold Voltage CE High",
          "symbol": "VCEH",
          "kind": "electrical",
          "unit": "V",
          "min": 1.2,
          "typ": null,
          "max": null,
          "conditions": "",
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        },
        {
          "name": "EN Threshold Voltage CE Low",
          "symbol": "VCEL",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 0.4,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Temperature Coefficient",
          "symbol": "ΔVOUT/ΔT*VOUT",
          "kind": "temperature_coefficient",
          "unit": "ppm/°C",
          "min": -100,
          "typ": null,
          "max": 100,
          "conditions": "IOUT =30mA , TA=0~70°C",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Thermal Shutdown Temperature",
          "symbol": "TSHDN",
          "kind": "thermal",
          "unit": "°C",
          "min": null,
          "typ": null,
          "max": 160,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Thermal Shutdown Hysteresis",
          "symbol": "ΔTSHD",
          "kind": "thermal",
          "unit": "°C",
          "min": null,
          "typ": null,
          "max": 20,
          "conditions": "",
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        },
        {
          "name": "Operating Ambient Temperature",
          "symbol": "TA",
          "kind": "recommended_operating",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 85,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Input Voltage (recommended operating)",
          "symbol": "VIN",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 2,
          "typ": null,
          "max": 7,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Output Voltage (recommended operating, family range 0.8V to 5.0V)",
          "symbol": "VOUT",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 0.8,
          "typ": null,
          "max": 5,
          "conditions": "",
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        {
          "name": "Supply Input Voltage",
          "symbol": "VIN",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 9,
          "conditions": "",
          "source_page": 4,
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        {
          "name": "EN to GND Voltage",
          "symbol": "VEN",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 9,
          "conditions": "",
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        {
          "name": "Regulated Output Voltage",
          "symbol": "VOUT",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 5,
          "conditions": "",
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        {
          "name": "Power Dissipation SOT23-5L",
          "symbol": "PD",
          "kind": "absolute_maximum",
          "unit": "mW",
          "min": null,
          "typ": null,
          "max": 500,
          "conditions": "TA=+25°C",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Human Body Model ESD",
          "symbol": "HBM",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -4000,
          "typ": null,
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          "conditions": "",
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        {
          "name": "Charged Device Mode ESD",
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          "kind": "absolute_maximum",
          "unit": "V",
          "min": -2000,
          "typ": null,
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          "conditions": "",
          "source_page": 4,
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        {
          "name": "Machine Mode ESD",
          "symbol": "MM",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
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          "max": 200,
          "conditions": "",
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        {
          "name": "Storage Temperature Range",
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          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -65,
          "typ": null,
          "max": 150,
          "conditions": "",
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        {
          "name": "Operating Junction Temperature",
          "symbol": "TJ",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": null,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Lead Temperature (Soldering)",
          "symbol": "TLEAD",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": null,
          "typ": null,
          "max": 260,
          "conditions": "10s",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Thermal Resistance (Junction to air) SOT23-5L",
          "symbol": "θJA",
          "kind": "thermal",
          "unit": "°C /W",
          "min": null,
          "typ": 250,
          "max": null,
          "conditions": "JESD 51-7",
          "source_page": 4,
          "source": "datasheet"
        }
      ]
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