MG6228N3B-33

{
  "schema_version": 1,
  "type": "component",
  "slug": "mg6228n3b-33",
  "title": "MG6228N3B-33",
  "brief": "Megain Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, SOT-89-3. 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)",
    "mg6228n3b-33",
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    "extractor-text"
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  "component": {
    "mpn": "MG6228N3B-33",
    "manufacturer": "Megain",
    "package": "SOT-89-3",
    "pin_count": 3,
    "category": "Power Management (PMIC)",
    "subcategory": "Voltage Regulators - Linear, Low Drop Out (LDO) Regulators",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/7cce7a9b6872a5e0d6657c0078995cfc.pdf",
    "parts": {
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      "lbr": "mg6228n3b-33.lbr"
    },
    "distributor_links": {
      "lcsc": "C48678126"
    },
    "distributor_check": {
      "checked_at": "2026-10-19T05:02:23Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "GND",
        "type": "power_in",
        "description": "Ground pin, the common return for the regulator (datasheet page 2 pin table; no electrical limit is stated for this pin specifically)."
      },
      {
        "number": "2",
        "name": "VIN",
        "type": "power_in",
        "description": "Input voltage pin; recommended operating range is 2.5 V to 6 V, and the absolute maximum rating is -0.3 V to +6.5 V."
      },
      {
        "number": "3",
        "name": "VOUT",
        "type": "power_out",
        "description": "Regulated output voltage pin; the output is selectable from 1.8 V to 5 V in the listed options, with ±2% output accuracy."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.3",
        "primary_model": "claude-haiku-5-5",
        "primary_mode": "text",
        "consensus_model": "claude-sonnet-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: MPN MG6228N3B-33 matches the SOT89-3 ordering code MG6228N3B-XX. The pinout for SOT89-3 is taken fro; The VIN voltage limits (2.5 to 6 V recommended, -0.3 to +6.5 V absolute max) are stated on page 3, n; The -33 suffix is taken to be the 3.3 V output option, based on the XX list on page 1 (1.8/1.9/2.5/2"
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        "pages_sent": 9,
        "cost_usd": 0.0302,
        "at": "2026-10-19T05:01:34"
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  "metadata": {
    "specs": {
      "Manufacturer": "Megain",
      "Package": "SOT-89-3",
      "Category": "Power Management (PMIC)",
      "Pins": "3"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "c1e78e55e0bf9aa97ef005fde82bc3402e7e4cb0138e985cc20811430e3854d6",
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          "name": "输入电压范围 (Input voltage range)",
          "symbol": "VIN",
          "kind": "electrical",
          "unit": "V",
          "min": 2.5,
          "typ": null,
          "max": 6,
          "conditions": "",
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          "source": "datasheet"
        },
        {
          "name": "输出电压精度 (Output voltage accuracy)",
          "symbol": "ΔVOUT",
          "kind": "tolerance",
          "unit": "%",
          "min": -2,
          "typ": null,
          "max": 2,
          "conditions": "TJ = 25⁰C",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "负载调整率 (Load regulation)",
          "symbol": "ΔVLOAD",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": 8,
          "max": 20,
          "conditions": "IOUT = 1mA ~ 100mA, VIN = VOUT+1V or 3.5V (whichever greater)",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "负载调整率 (Load regulation)",
          "symbol": "ΔVLOAD",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": 25,
          "max": 60,
          "conditions": "IOUT = 1mA ~ 300mA, VIN = VOUT+1V or 3.5V (whichever greater)",
          "source_page": 3,
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        },
        {
          "name": "负载调整率 (Load regulation)",
          "symbol": "ΔVLOAD",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": 40,
          "max": 100,
          "conditions": "IOUT = 1mA ~ 500mA, VIN = VOUT+1V or 3.5V (whichever greater)",
          "source_page": 3,
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        },
        {
          "name": "压差电压, VOUT ≥ 2.5V (Dropout voltage)",
          "symbol": "VDROP",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": null,
          "max": 120,
          "conditions": "IOUT = 100mA",
          "source_page": 4,
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        },
        {
          "name": "压差电压, VOUT ≥ 2.5V (Dropout voltage)",
          "symbol": "VDROP",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
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        {
          "name": "压差电压, VOUT ≥ 2.5V (Dropout voltage)",
          "symbol": "VDROP",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": null,
          "max": 660,
          "conditions": "IOUT = 500mA",
          "source_page": 4,
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        },
        {
          "name": "静态电流 (Quiescent current)",
          "symbol": "IQ",
          "kind": "electrical",
          "unit": "uA",
          "min": null,
          "typ": 0.5,
          "max": 1,
          "conditions": "IOUT = 0mA",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "关断电流 (Shutdown current)",
          "symbol": "ISD",
          "kind": "electrical",
          "unit": "nA",
          "min": null,
          "typ": null,
          "max": 30,
          "conditions": "VEN = 0V",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "启用高电平 (Enable high level)",
          "symbol": "VENHI",
          "kind": "electrical",
          "unit": "V",
          "min": 0.8,
          "typ": null,
          "max": null,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "启用低电平 (Enable low level)",
          "symbol": "VENLO",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 0.2,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "限制电流 (Current limit)",
          "symbol": "ICL",
          "kind": "electrical",
          "unit": "mA",
          "min": 550,
          "typ": null,
          "max": 700,
          "conditions": "VIN = VOUT+1V or 3.5V (whichever greater)",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "输出关闭放电电阻 (Output discharge resistance)",
          "symbol": "RDIS",
          "kind": "electrical",
          "unit": "Ω",
          "min": null,
          "typ": 10,
          "max": null,
          "conditions": "VEN = 0V, between VOUT and GND",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "纹波抑制 (PSRR)",
          "symbol": "PSRR",
          "kind": "electrical",
          "unit": "dB",
          "min": 75,
          "typ": null,
          "max": null,
          "conditions": "IOUT = 10mA, f = 1kHz",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "纹波抑制 (PSRR)",
          "symbol": "PSRR",
          "kind": "electrical",
          "unit": "dB",
          "min": 80,
          "typ": null,
          "max": null,
          "conditions": "IOUT = 10mA, f = 10KHz",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "热关断 (Thermal shutdown)",
          "symbol": "TSD",
          "kind": "electrical",
          "unit": "⁰C",
          "min": null,
          "typ": 150,
          "max": null,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "热关断滞后 (Thermal shutdown hysteresis)",
          "symbol": "TSDHY",
          "kind": "electrical",
          "unit": "⁰C",
          "min": null,
          "typ": 20,
          "max": null,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "输入电压 (Input voltage, recommended)",
          "symbol": "VIN",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 2.5,
          "typ": null,
          "max": 6,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "工作温度 (Operating temperature)",
          "symbol": "TA",
          "kind": "recommended_operating",
          "unit": "⁰C",
          "min": -40,
          "typ": null,
          "max": 85,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "结温范围 (Junction temperature range)",
          "symbol": "TJ",
          "kind": "recommended_operating",
          "unit": "⁰C",
          "min": -40,
          "typ": null,
          "max": 125,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
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        {
          "name": "输入电压 (Input voltage, absolute maximum)",
          "symbol": "VIN",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 6.5,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "EN 输入电压 (EN input voltage, absolute maximum)",
          "symbol": "VEN",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 6.5,
          "conditions": "",
          "source_page": 3,
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          "name": "结温 (Junction temperature, absolute maximum)",
          "symbol": "TJ",
          "kind": "absolute_maximum",
          "unit": "⁰C",
          "min": null,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "功耗 (Power dissipation, SOT89-3)",
          "symbol": "PD",
          "kind": "absolute_maximum",
          "unit": "W",
          "min": null,
          "typ": null,
          "max": 0.5,
          "conditions": "SOT89-3",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "焊接温度 (Soldering temperature)",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "⁰C",
          "min": null,
          "typ": null,
          "max": 300,
          "conditions": "t ≤ 10S",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "贮存温度 (Storage temperature)",
          "symbol": "Tstg",
          "kind": "absolute_maximum",
          "unit": "⁰C",
          "min": -65,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "热阻 结到环境 (Junction-to-ambient thermal resistance, SOT89-3)",
          "symbol": "RθJA",
          "kind": "thermal",
          "unit": "⁰C/W",
          "min": null,
          "typ": 200,
          "max": null,
          "conditions": "SOT89-3, JEDEC 51-3 high-K four-layer board, TA = 25°C",
          "source_page": 3,
          "source": "datasheet"
        }
      ]
    }
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    "email": "[email protected]"
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