CJ6211A33M

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  "type": "component",
  "slug": "cj6211a33m",
  "title": "CJ6211A33M",
  "brief": "Changjing Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, SOT-23-3L. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
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  "component": {
    "mpn": "CJ6211A33M",
    "manufacturer": "Changjing",
    "package": "SOT-23-3L",
    "pin_count": 3,
    "category": "PMIC",
    "subcategory": "Voltage Regulators - Linear, Low Drop Out (LDO) Regulators",
    "datasheet": "https://wmsc.lcsc.com/wmsc/upload/file/pdf/v2/lcsc/2204111630_Jiangsu-Changjing-Electronics-Technology-Co---Ltd--CJ6211A33M_C2992058.pdf",
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    "pins": [
      {
        "number": "1",
        "name": "VSS",
        "type": "power_in",
        "description": "Ground reference for the regulator. All output/input voltages are referenced to this pin."
      },
      {
        "number": "2",
        "name": "VOUT",
        "type": "power_out",
        "description": "Regulated output voltage pin. Fixed 3.3V (A33 suffix) at up to 500-700 mA. Requires a 1µF ceramic COUT for stability; a low-ESR ceramic is recommended."
      },
      {
        "number": "3",
        "name": "VIN",
        "type": "power_in",
        "description": "Unregulated power input pin. Operating range 1.8V to 6.0V (absolute max 7V). Requires a 1µF ceramic CIN close to the pin."
      }
    ],
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        "pages": 11,
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      "cad": "KiCad official (CC-BY-SA 4.0)",
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        "described": 3,
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        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "16964b14f93e6c778288a0c110b35f670fab733109c26f0da7dfc07cc3350040",
        "checked": "2026-10-07",
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  "metadata": {
    "specs": {
      "Manufacturer": "Changjing",
      "Package": "SOT-23-3L",
      "Category": "PMIC",
      "Pins": "3"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "805289572b9842e1",
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        {
          "name": "Input Voltage (recommended operating supply voltage at VIN)",
          "symbol": "VIN",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 1.8,
          "typ": null,
          "max": 6,
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        {
          "name": "Input Voltage (electrical characteristics)",
          "symbol": "VIN",
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        {
          "name": "Input Voltage (absolute maximum)",
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          "min": -0.3,
          "typ": null,
          "max": 7,
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        {
          "name": "Output Voltage (absolute maximum)",
          "symbol": "VOUT",
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        },
        {
          "name": "Output Current (absolute maximum)",
          "symbol": "IOUT",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": null,
          "typ": null,
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        },
        {
          "name": "Operating free air temperature range (absolute maximum)",
          "symbol": "TA",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 85,
          "conditions": "",
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        },
        {
          "name": "Operating Junction Temperature Range (absolute maximum)",
          "symbol": "TJ",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 125,
          "conditions": "",
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        },
        {
          "name": "Storage Temperature (absolute maximum)",
          "symbol": "Tstg",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 125,
          "conditions": "",
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        },
        {
          "name": "Lead Temperature (soldering)",
          "symbol": "Tsolder",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": null,
          "typ": null,
          "max": 260,
          "conditions": "Soldering, 10 sec",
          "source_page": 3,
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        },
        {
          "name": "ESD rating Human Body Model",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "kV",
          "min": null,
          "typ": null,
          "max": 2,
          "conditions": "Human Body Model (HBM)",
          "source_page": 3,
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        },
        {
          "name": "ESD rating Machine Model",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 200,
          "conditions": "Machine Model (MM)",
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        },
        {
          "name": "Power Dissipation",
          "symbol": "PD",
          "kind": "thermal",
          "unit": "W",
          "min": null,
          "typ": null,
          "max": 0.3,
          "conditions": "SOT-23-3L/SOT-23-5L package",
          "source_page": 3,
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        },
        {
          "name": "Operating Junction Temperature Range (recommended)",
          "symbol": "Tj",
          "kind": "recommended_operating",
          "unit": "°C",
          "min": 0,
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          "max": 125,
          "conditions": "",
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        },
        {
          "name": "Operating Free Air Temperature Range (recommended)",
          "symbol": "TA",
          "kind": "recommended_operating",
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          "min": 0,
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        },
        {
          "name": "Supply Current",
          "symbol": "ISS",
          "kind": "electrical",
          "unit": "μA",
          "min": null,
          "typ": 50,
          "max": 90,
          "conditions": "IOUT=0",
          "source_page": 4,
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        },
        {
          "name": "Standby Current",
          "symbol": "ISTBY",
          "kind": "electrical",
          "unit": "μA",
          "min": null,
          "typ": 0.1,
          "max": 1,
          "conditions": "CE = VSS",
          "source_page": 4,
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        },
        {
          "name": "Output Current (VOUT≥1.8V row)",
          "symbol": "IOUT",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 500,
          "max": 700,
          "conditions": "VOUT≥1.8V",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Dropout Voltage",
          "symbol": "VDO",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": null,
          "max": 55,
          "conditions": "VOUT = 3.3V, IOUT = 100mA",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Load Regulation",
          "symbol": "∆VOUT",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": null,
          "max": 1,
          "conditions": "VIN = VOUT +1V",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Line Regulation",
          "symbol": "∆VOUT / (VOUT × ∆VIN)",
          "kind": "electrical",
          "unit": "%/V",
          "min": null,
          "typ": 0.01,
          "max": 0.2,
          "conditions": "IOUT =10mA, VOUT +1V≤VIN≤6V",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Output Voltage Temperature Coefficient",
          "symbol": "∆VOUT / (∆T × VOUT)",
          "kind": "temperature_coefficient",
          "unit": "ppm",
          "min": null,
          "typ": null,
          "max": 50,
          "conditions": "IOUT =10mA, -40≤T≤+85°C",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Short Current",
          "symbol": "IShort",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 100,
          "conditions": "VOUT =VSS",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "CE High Voltage",
          "symbol": "VCE“H”",
          "kind": "electrical",
          "unit": "V",
          "min": 1.5,
          "typ": null,
          "max": null,
          "conditions": "",
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        },
        {
          "name": "CE Low Voltage",
          "symbol": "VCE“L”",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 0.3,
          "conditions": "",
          "source_page": 4,
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        },
        {
          "name": "Power Supply Rejection Rate at 100Hz",
          "symbol": "PSRR",
          "kind": "electrical",
          "unit": "dB",
          "min": null,
          "typ": 75,
          "max": null,
          "conditions": "IOUT=50mA",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Power Supply Rejection Rate at 1kHz",
          "symbol": "PSRR",
          "kind": "electrical",
          "unit": "dB",
          "min": null,
          "typ": 80,
          "max": null,
          "conditions": "IOUT=50mA",
          "source_page": 4,
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        },
        {
          "name": "Power Supply Rejection Rate at 10kHz",
          "symbol": "PSRR",
          "kind": "electrical",
          "unit": "dB",
          "min": null,
          "typ": 70,
          "max": null,
          "conditions": "IOUT=50mA",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Thermal Shutdown",
          "symbol": "TSD",
          "kind": "electrical",
          "unit": "°C",
          "min": null,
          "typ": 160,
          "max": null,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
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        {
          "name": "Thermal Shutdown hysteresis",
          "symbol": "∆TSD",
          "kind": "electrical",
          "unit": "°C",
          "min": null,
          "typ": 20,
          "max": null,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "COUT Auto-Discharge Resistance",
          "symbol": "RDISCHRG",
          "kind": "electrical",
          "unit": "Ω",
          "min": null,
          "typ": 100,
          "max": null,
          "conditions": "VIN=5V",
          "source_page": 4,
          "source": "datasheet"
        }
      ]
    }
  },
  "variants": [
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      "mpn": "CJ6211A33MM",
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    {
      "mpn": "CJ6211A33MN",
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  "updated_at": "2026-09-24T19:08:02.231Z"
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