main
Ray Set visibility: public d326593 2d ago
{
  "schema_version": 1,
  "type": "component",
  "slug": "xc6504a121mr-g",
  "title": "XC6504A121MR-G",
  "brief": "Torex Semicon Linear Voltage Regulators (LDO), SOT-25. 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 supply chip",
    "xc6504a121mr-g",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "XC6504A121MR-G",
    "manufacturer": "Torex Semicon",
    "package": "SOT-25",
    "pin_count": 5,
    "category": "Power Supply Chip",
    "subcategory": "Linear Voltage Regulators (LDO)",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/9fd9a691febe0d2f31a4a6d3618553d2.pdf",
    "parts": {
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      "footprint": "xc6504a121mr-g.kicad_mod",
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      "model_3d_step": "xc6504a121mr-g-etched.step",
      "model_3d_step_plain": "xc6504a121mr-g.step",
      "lbr": "xc6504a121mr-g.lbr"
    },
    "distributor_links": {
      "lcsc": "C3751837"
    },
    "distributor_check": {
      "checked_at": "2026-10-23T18:12:29Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "deferred",
        "error": "shared DigiKey quota guard: 887 calls left today"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "VIN",
        "type": "power_in",
        "description": "Power supply input; operating input voltage range is 1.4V to 6.0V (absolute maximum 6.5V)."
      },
      {
        "number": "2",
        "name": "VSS",
        "type": "power_in",
        "description": "Ground pin; all voltages are referenced to VSS."
      },
      {
        "number": "3",
        "name": "CE",
        "type": "input",
        "description": "ON/OFF control: L (VSS to 0.38V) is stand-by, H (0.91V to 6.00V) is active, and the pin must not be left open because the state is unstable."
      },
      {
        "number": "4",
        "name": "NC",
        "type": "unconnected",
        "description": "No connection."
      },
      {
        "number": "5",
        "name": "VOUT",
        "type": "power_out",
        "description": "Regulated output (1.2V for this part, 150mA minimum maximum output current) with CL auto-discharge to VSS when CE is low."
      }
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        "cost_usd": 0.2019,
        "at": "2026-10-23T18:12:16"
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      "pins": {
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        "described": 5,
        "cites_pages": true,
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        "extents_mm": [
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        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "720a6eab0024069bbee68e7cb4c3ff1149468a34611225cdc852662c5d0ec2b7",
        "checked": "2026-10-23",
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  },
  "metadata": {
    "specs": {
      "Manufacturer": "Torex Semicon",
      "Package": "SOT-25",
      "Category": "Power Supply Chip",
      "Pins": "5"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "ce98064ab5b3428e9939f61ed56464a262dfcdcacdb1bf3cecea2399cb819544",
      "rows": [
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          "name": "Input Voltage",
          "symbol": "VIN",
          "kind": "electrical",
          "unit": "V",
          "min": 1.4,
          "typ": null,
          "max": 6,
          "conditions": "IOUT=1μA",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Output Voltage",
          "symbol": "VOUT(E)",
          "kind": "electrical",
          "unit": "V",
          "min": 1.18,
          "typ": null,
          "max": 1.22,
          "conditions": "VOUT(T)=1.2V, IOUT=1mA, VIN=3.5V",
          "source_page": 6,
          "source": "datasheet"
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          "name": "Maximum Output Current",
          "symbol": "IOUTMAX",
          "kind": "electrical",
          "unit": "mA",
          "min": 150,
          "typ": null,
          "max": null,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Load Regulation 1μA to 1mA",
          "symbol": "ΔVOUT",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": 3,
          "max": 16,
          "conditions": "1μA≦IOUT≦1mA",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Load Regulation 1mA to 150mA",
          "symbol": "ΔVOUT",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": 17,
          "max": 50,
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        },
        {
          "name": "Dropout Voltage 1",
          "symbol": "Vdif1",
          "kind": "electrical",
          "unit": "V",
          "min": null,
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          "max": 1.23,
          "conditions": "IOUT=50mA",
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          "source": "datasheet"
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        {
          "name": "Dropout Voltage 2",
          "symbol": "Vdif2",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 1.41,
          "max": 1.93,
          "conditions": "IOUT=150mA",
          "source_page": 6,
          "source": "datasheet"
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        {
          "name": "Supply Current",
          "symbol": "ISS",
          "kind": "electrical",
          "unit": "μA",
          "min": null,
          "typ": 0.6,
          "max": 1.27,
          "conditions": "IOUT=0mA, VOUT(T)<1.9V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Stand-by Current",
          "symbol": "ISTB",
          "kind": "electrical",
          "unit": "μA",
          "min": null,
          "typ": 0.01,
          "max": 0.1,
          "conditions": "VIN=6.0V, VCE=VSS",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Line Regulation (IOUT=1μA)",
          "symbol": "ΔVOUT/(ΔVIN・VOUT)",
          "kind": "electrical",
          "unit": "%/V",
          "min": null,
          "typ": 0.01,
          "max": 0.13,
          "conditions": "IOUT=1μA, VOUT(T)+0.5V≦VIN≦6.0V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Line Regulation (IOUT=1mA)",
          "symbol": "ΔVOUT/(ΔVIN・VOUT)",
          "kind": "electrical",
          "unit": "%/V",
          "min": null,
          "typ": 0.01,
          "max": 0.19,
          "conditions": "IOUT=1mA, VOUT(T)≧1.2V, VOUT(T)+0.5V≦VIN≦6.0V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Current Limit",
          "symbol": "ILIM",
          "kind": "electrical",
          "unit": "mA",
          "min": 150,
          "typ": 270,
          "max": null,
          "conditions": "VOUT=VOUT(E)×0.95",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Short-Circuit Current",
          "symbol": "ISHORT",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 80,
          "max": null,
          "conditions": "VOUT=VSS",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "CL Auto-Discharge Resistance",
          "symbol": "RDCHG",
          "kind": "electrical",
          "unit": "Ω",
          "min": 280,
          "typ": 450,
          "max": 640,
          "conditions": "VCE=VSS, VOUT=VOUT(T)",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "CE H Level Voltage",
          "symbol": "VCEH",
          "kind": "electrical",
          "unit": "V",
          "min": 0.91,
          "typ": null,
          "max": 6,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "CE L Level Voltage",
          "symbol": "VCEL",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 0.38,
          "conditions": "min printed as VSS",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "CE H Level Current",
          "symbol": "ICEH",
          "kind": "electrical",
          "unit": "μA",
          "min": -0.1,
          "typ": null,
          "max": 0.1,
          "conditions": "VIN=6.0V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "CE L Level Current",
          "symbol": "ICEL",
          "kind": "electrical",
          "unit": "μA",
          "min": -0.1,
          "typ": null,
          "max": 0.1,
          "conditions": "VIN=6.0V, VCE=VSS",
          "source_page": 5,
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        },
        {
          "name": "Input Voltage (abs max)",
          "symbol": "VIN",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 6.5,
          "conditions": "Ta=25℃",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Output Current (abs max)",
          "symbol": "IOUT",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 470,
          "conditions": "Use within IOUT≦Pd/(VIN-VOUT)",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Output Voltage (abs max)",
          "symbol": "VOUT",
          "kind": "absolute_maximum",
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          "min": -0.3,
          "typ": null,
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          "conditions": "-0.3 ~ VIN+0.3 or 6.5 (lowest value)",
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        {
          "name": "CE Input Voltage (abs max)",
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        {
          "name": "Power Dissipation SOT-25 (IC only)",
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          "unit": "mW",
          "min": null,
          "typ": null,
          "max": 250,
          "conditions": "IC only",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Power Dissipation SOT-25 (board)",
          "symbol": "Pd",
          "kind": "absolute_maximum",
          "unit": "mW",
          "min": null,
          "typ": null,
          "max": 600,
          "conditions": "40mm x 40mm Standard board",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Operating Ambient Temperature",
          "symbol": "Topr",
          "kind": "absolute_maximum",
          "unit": "℃",
          "min": -40,
          "typ": null,
          "max": 85,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Storage Temperature",
          "symbol": "Tstg",
          "kind": "absolute_maximum",
          "unit": "℃",
          "min": -55,
          "typ": null,
          "max": 125,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Output Voltage Temperature Characteristics",
          "symbol": "ΔVOUT/(ΔTopr・VOUT)",
          "kind": "temperature_coefficient",
          "unit": "ppm/℃",
          "min": null,
          "typ": 50,
          "max": null,
          "conditions": "IOUT=10mA, -40℃≦Topr≦85℃; printed ±50",
          "source_page": 5,
          "source": "datasheet"
        }
      ]
    }
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  "discovery_pitch": "XC6504A121MR-G (Torex Semicon) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
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