main
Ray Set visibility: public bf853b9 10h ago
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{
  "schema_version": 1,
  "type": "component",
  "slug": "mcp1711t-33i",
  "title": "MCP1711T-33I",
  "brief": "Microchip Tech Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, SOT-23-5. 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 (pmic)",
    "mcp1711t-33i",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "MCP1711T-33I",
    "manufacturer": "Microchip Tech",
    "package": "SOT-23-5",
    "pin_count": 5,
    "category": "Power Management (PMIC)",
    "subcategory": "Voltage Regulators - Linear, Low Drop Out (LDO) Regulators",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8581448173501534208",
    "parts": {
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      "footprint": "mcp1711t-33i.kicad_mod",
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      "model_3d_plain": "mcp1711t-33i-etched.glb",
      "model_3d_step": "mcp1711t-33i-etched.step",
      "model_3d_step_plain": "mcp1711t-33i.step",
      "lbr": "mcp1711t-33i.lbr"
    },
    "distributor_links": {
      "lcsc": "C79527"
    },
    "distributor_check": {
      "checked_at": "2026-10-18T14:33:52Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
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    },
    "pins": [
      {
        "number": "1",
        "name": "VIN",
        "type": "power_in",
        "description": "Unregulated input supply voltage, specified from 1.4V to 6.0V, and low source impedance (about 0.1 µF of capacitance for most applications) is needed for stable LDO operation."
      },
      {
        "number": "2",
        "name": "GND",
        "type": "power_in",
        "description": "Regulator ground terminal, tied to the negative side of the input and output capacitors, with voltage drops minimized between this pin and the load ground."
      },
      {
        "number": "3",
        "name": "SHDN",
        "type": "input",
        "description": "Shutdown input that enables the output when at logic High and disables it when pulled to logic Low; the output voltage becomes unstable if this pin is left floating."
      },
      {
        "number": "4",
        "name": "NC",
        "type": "unconnected",
        "description": "Not connected on the SOT-23 package; it may be left floating or tied to the ground plane."
      },
      {
        "number": "5",
        "name": "VOUT",
        "type": "power_out",
        "description": "Regulated voltage output that supplies the DC load current, with a maximum output current rating of 150 mA."
      }
    ],
    "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: The user's MPN MCP1711T-33I has no package suffix. The 5-lead SOT-23 variant is ordered as MCP1711T-; Pin mapping was taken from Table 3-1 on page 19 (SOT-23 column) and matches the SOT-23 top-view figu"
        ],
        "pages_sent": 10,
        "cost_usd": 0.0443,
        "at": "2026-10-18T14:33:38"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8581448173501534208",
        "pages": 36,
        "sha256": "1efb929e699f3ee6",
        "source_tier": "lcsc"
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      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 5,
        "described": 5,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
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        "sha256": "720a6eab0024069bbee68e7cb4c3ff1149468a34611225cdc852662c5d0ec2b7",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
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  "metadata": {
    "specs": {
      "Manufacturer": "Microchip Tech",
      "Package": "SOT-23-5",
      "Category": "Power Management (PMIC)",
      "Pins": "5"
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          "name": "Load Regulation",
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          "unit": "mV",
          "min": -16,
          "typ": 3,
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          "conditions": "1 µA ≤ IOUT ≤ 1 mA",
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          "name": "Load Regulation",
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          "conditions": "IOUT = 50 mA",
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          "name": "Dropout Voltage (VDROP2, from voltage table)",
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          "conditions": "IOUT = 150 mA",
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        {
          "name": "Input Quiescent Current",
          "symbol": "Iq",
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          "typ": 0.65,
          "max": 1.5,
          "conditions": "1.9V ≤ VR < 4.0V",
          "source_page": 3,
          "source": "datasheet"
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        {
          "name": "Input Quiescent Current for SHDN mode",
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          "kind": "electrical",
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          "typ": 0.01,
          "max": 0.1,
          "conditions": "VIN = 6.0V, VSHDN = VIN",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Line Regulation",
          "symbol": "VOUT/(VIN x VOUT)",
          "kind": "electrical",
          "unit": "%/V",
          "min": -0.13,
          "typ": 0.01,
          "max": 0.13,
          "conditions": "IOUT = 1 µA, VR + 0.5V ≤ VIN ≤ 6.0V",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Output Voltage Temperature Stability",
          "symbol": "VOUT/(ΔT x VOUT)",
          "kind": "temperature_coefficient",
          "unit": "ppm/°C",
          "min": -50,
          "typ": null,
          "max": 50,
          "conditions": "IOUT = 10 mA, -40°C ≤ TA ≤ +85°C",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Current Limit",
          "symbol": "ILIMIT",
          "kind": "electrical",
          "unit": "mA",
          "min": 150,
          "typ": 270,
          "max": null,
          "conditions": "VOUT = 0.95 x VR",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Output Short-Circuit Foldback Current",
          "symbol": "IOUT_SC",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 80,
          "max": null,
          "conditions": "VOUT = GND",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "COUT Auto-Discharge Resistance",
          "symbol": "RDCHG",
          "kind": "electrical",
          "unit": "Ω",
          "min": 280,
          "typ": 450,
          "max": 640,
          "conditions": "SHDN = GND, VOUT = VR",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Shutdown Logic High Input Voltage",
          "symbol": "VSHDN-HIGH",
          "kind": "electrical",
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          "min": 0.91,
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        {
          "name": "Shutdown Logic Low Input Voltage",
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          "name": "Shutdown High-Level Current",
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          "unit": "µA",
          "min": -0.1,
          "typ": null,
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          "conditions": "VIN = 6.0V",
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          "name": "Shutdown Low-Level Current",
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        {
          "name": "Operating Ambient Temperature Range",
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        {
          "name": "Junction Operating Temperature",
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          "min": -40,
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          "name": "Storage Temperature Range",
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          "name": "VIN, SHDN Voltage",
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          "name": "Output Voltage",
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          "typ": null,
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          "conditions": "Maximum is VIN + 0.3V or +6.5V, whichever is lower",
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          "source": "datasheet"
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        {
          "name": "Power Dissipation, 5-Lead SOT-23",
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          "kind": "absolute_maximum",
          "unit": "mW",
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          "source_page": 3,
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          "name": "Operating Ambient Temperature",
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          "typ": null,
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        {
          "name": "ESD Protection on all pins",
          "symbol": "ESD",
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        {
          "name": "Thermal Resistance, SOT-23-5 Junction to Ambient",
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          "source_page": 5,
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          "name": "Thermal Resistance, SOT-23-5 Junction to Ambient",
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          "min": null,
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        {
          "name": "Thermal Resistance, SOT-23-5 Junction to Case",
          "symbol": "θJC",
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        {
          "name": "Noise",
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          "unit": "µV(rms)",
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          "conditions": "CIN = COUT = 1 µF, IOUT = 50 mA, f = 10 Hz to 100 kHz",
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      ]
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  },
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  "discovery_pitch": "MCP1711T-33I (Microchip Tech) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
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