RT9266GE

{
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  "type": "component",
  "slug": "rt9266ge",
  "title": "RT9266GE",
  "brief": "Richtek Tech DC-DC Converters, SOT-23-6. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "power management ics",
    "rt9266ge",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "RT9266GE",
    "manufacturer": "Richtek Tech",
    "package": "SOT-23-6",
    "pin_count": 6,
    "category": "Power Management ICs",
    "subcategory": "DC-DC Converters",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/efe4955847374da3afee885d7d1ea2c3.pdf",
    "parts": {
      "symbol": "rt9266ge.kicad_sym",
      "footprint": "rt9266ge.kicad_mod",
      "model_3d": "rt9266ge-hero.glb",
      "model_3d_plain": "rt9266ge-etched.glb",
      "model_3d_step": "rt9266ge-etched.step",
      "model_3d_step_plain": "rt9266ge.step",
      "lbr": "rt9266ge.lbr"
    },
    "distributor_links": {
      "lcsc": "C18576",
      "digikey": "1028-RT9266GETR-ND",
      "mouser": "835-RT9266GE"
    },
    "distributor_check": {
      "checked_at": "2026-10-23T12:17:06Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "1028-RT9266GETR-ND",
        "status": "found",
        "lifecycle": "Obsolete"
      },
      "mouser": {
        "pn": "835-RT9266GE",
        "status": "found",
        "lifecycle": "End of Life"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "EN",
        "type": "input",
        "description": "Chip enable, active high, with EN pin trip level of 0.4V min, 0.8V typ and 1.2V max at VDD = 3.3V; EN = 0V gives shutdown."
      },
      {
        "number": "2",
        "name": "EXT",
        "type": "output",
        "description": "Output pin for driving an external NMOS power switch, with driver current rated up to 200mA absolute maximum and about 5 ohm typical on-resistance to VDD or GND."
      },
      {
        "number": "3",
        "name": "GND",
        "type": "power_in",
        "description": "Ground pin; the 1uF VDD bypass capacitor should connect with a short, wide path between this pin and VDD (pin 5)."
      },
      {
        "number": "4",
        "name": "LX",
        "type": "passive",
        "description": "Switching node connected to the inductor and the internal N-MOS switch, rated -0.3V to 7V with 2.5A absolute maximum switch current and 2A typical current limit."
      },
      {
        "number": "5",
        "name": "VDD",
        "type": "power_in",
        "description": "Positive power input of the RT9266 with operating VDD range of 2V to 6V (absolute maximum 7V)."
      },
      {
        "number": "6",
        "name": "FB",
        "type": "input",
        "description": "Feedback input to the error amplifier with 1.25V internal reference, with VOUT = (1 + R1/R2) x 1.25V set by the external divider."
      }
    ],
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        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: The pin table heads its columns RT9266CX5 and RT9266CE, but the ordering code lists G (Green) and P ; The type for LX is a judgment call: it is a switch node, so passive was chosen."
        ],
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        "cost_usd": 0.0864,
        "at": "2026-10-23T12:16:50"
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        "url": "https://datasheet.lcsc.com/datasheet/pdf/efe4955847374da3afee885d7d1ea2c3.pdf",
        "pages": 14,
        "sha256": "54234c69b262a23e",
        "source_tier": "mfr"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 6,
        "described": 6,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
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        "centre_offset_mm": 0,
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        "sha256": "c9fe686b4d1b56927a41fa84a9bc1efb61d8a45a123a3db43bcaa05c2891d635",
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  },
  "metadata": {
    "specs": {
      "Manufacturer": "Richtek Tech",
      "Package": "SOT-23-6",
      "Category": "Power Management ICs",
      "Pins": "6"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "54234c69b262a23ed5dc389ed3a52831abb5a770bcf4b83562277e86406f8229",
      "rows": [
        {
          "name": "Start-Up Voltage",
          "symbol": "VST",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 0.98,
          "max": 1.05,
          "conditions": "IL = 1mA",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Operating VDD Range",
          "symbol": "VDD",
          "kind": "electrical",
          "unit": "V",
          "min": 2,
          "typ": null,
          "max": 6,
          "conditions": "VDD pin voltage",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Shutdown Current I(VIN)",
          "symbol": "IOFF",
          "kind": "electrical",
          "unit": "μA",
          "min": null,
          "typ": 0.01,
          "max": 1,
          "conditions": "EN Pin = 0V, VIN = 4.5V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Switch-off Current I(VDD)",
          "symbol": "ISWITCH OFF",
          "kind": "electrical",
          "unit": "μA",
          "min": null,
          "typ": 17,
          "max": 25,
          "conditions": "VIN = 6V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Continuous Switching Current",
          "symbol": "ISWITCH",
          "kind": "electrical",
          "unit": "mA",
          "min": 0.4,
          "typ": 0.55,
          "max": 0.7,
          "conditions": "VIN = EN = 3.3V, VFB = GND",
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          "source": "datasheet"
        },
        {
          "name": "No Load Current I(VIN)",
          "symbol": "INO LOAD",
          "kind": "electrical",
          "unit": "μA",
          "min": null,
          "typ": 75,
          "max": null,
          "conditions": "VIN = 1.5V, VOUT = 3.3V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Feedback Reference Voltage",
          "symbol": "VREF",
          "kind": "electrical",
          "unit": "V",
          "min": 1.225,
          "typ": 1.25,
          "max": 1.275,
          "conditions": "Close Loop, VDD = 3.3V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Switching Frequency",
          "symbol": "FS",
          "kind": "electrical",
          "unit": "kHz",
          "min": 425,
          "typ": 500,
          "max": 575,
          "conditions": "VDD = 3.3V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Maximum Duty",
          "symbol": "DMAX",
          "kind": "electrical",
          "unit": "%",
          "min": 85,
          "typ": 95,
          "max": null,
          "conditions": "VDD = 3.3V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "LX ON Resistance",
          "symbol": "",
          "kind": "electrical",
          "unit": "Ω",
          "min": null,
          "typ": 0.3,
          "max": 1.1,
          "conditions": "VDD = 3.3V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Current Limit Setting",
          "symbol": "ILIMIT",
          "kind": "electrical",
          "unit": "A",
          "min": 1.6,
          "typ": 2,
          "max": 2.6,
          "conditions": "VDD = 3.3V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "EXT ON Resistance to VDD",
          "symbol": "",
          "kind": "electrical",
          "unit": "Ω",
          "min": null,
          "typ": 5,
          "max": 8.5,
          "conditions": "VDD = 3.3V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "EXT ON Resistance to GND",
          "symbol": "",
          "kind": "electrical",
          "unit": "Ω",
          "min": null,
          "typ": 5,
          "max": 8.5,
          "conditions": "VDD = 3.3V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Line Regulation",
          "symbol": "ΔVLINE",
          "kind": "electrical",
          "unit": "mV/V",
          "min": null,
          "typ": 1.5,
          "max": 10,
          "conditions": "VIN = 3.5 ~ 6V, IL = 1mA",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Load Regulation",
          "symbol": "ΔVLOAD",
          "kind": "electrical",
          "unit": "mV/mA",
          "min": null,
          "typ": 0.25,
          "max": null,
          "conditions": "VIN = 2.5V, IL = 1 ~ 100mA",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "EN Pin Trip Level",
          "symbol": "",
          "kind": "electrical",
          "unit": "V",
          "min": 0.4,
          "typ": 0.8,
          "max": 1.2,
          "conditions": "VDD = 3.3V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Temperature Stability for Vout",
          "symbol": "TS",
          "kind": "temperature_coefficient",
          "unit": "ppm/°C",
          "min": null,
          "typ": 50,
          "max": null,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Thermal Shutdown Hysterises",
          "symbol": "ΔTSD",
          "kind": "thermal",
          "unit": "°C",
          "min": null,
          "typ": 10,
          "max": null,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Supply Voltage",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 7,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "LX Pin Switch Voltage",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 7,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Other I/O Pin Voltages",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": null,
          "conditions": "max is (VDD + 0.3V)",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "LX Pin Switch Current",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": 2.5,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "EXT Pin Driver Current",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 200,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Package Thermal Resistance SOT-23-6",
          "symbol": "θJC",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 145,
          "max": null,
          "conditions": "SOT-23-6",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Operating Junction Temperature",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": null,
          "typ": null,
          "max": 125,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Storage Temperature Range",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -65,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        }
      ]
    }
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  "discovery_pitch": "RT9266GE (Richtek Tech) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
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