main
Ray Set visibility: public 570d0bf 7d ago
{
  "schema_version": 1,
  "type": "component",
  "slug": "ncp1117lpstadt3g",
  "title": "NCP1117LPSTADT3G",
  "brief": "onsemi Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, SOT-223-3. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
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    "mpn": "NCP1117LPSTADT3G",
    "manufacturer": "onsemi",
    "package": "SOT-223-3",
    "pin_count": 3,
    "category": "Power Management (PMIC)",
    "subcategory": "Voltage Regulators - Linear, Low Drop Out (LDO) Regulators",
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    "distributor_links": {
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        "status": "quota"
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      "mouser": {
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    "pins": [
      {
        "number": "1",
        "name": "Adj (GND)",
        "type": "power_in",
        "description": "A resistor divider from this pin to the Vout pin and ground sets the output voltage on adjustable devices, and this pin is ground only for fixed-mode devices."
      },
      {
        "number": "2",
        "name": "Vout",
        "type": "power_out",
        "description": "Regulator output that requires a minimum 10 µF capacitor with 20 mΩ ≤ ESR ≤ 20 Ω connected to ground for stability; the heatsink tab is also connected to this pin."
      },
      {
        "number": "3",
        "name": "Vin",
        "type": "power_in",
        "description": "Input pin that is typically bypassed with a large storage capacitor (20 mΩ ≤ ESR ≤ 20 Ω) and must always be 1.3 V (typ.) higher than Vout for proper regulation; DC input is rated −0.3 to 18 V."
      }
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    "provenance": {
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        "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": [
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        "cost_usd": 0.0708,
        "at": "2026-10-18T11:25:40"
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        "pages": 14,
        "sha256": "777902f4af1bc92e",
        "source_tier": "lcsc"
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      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 3,
        "described": 3,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
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      "footprint": "viewers/footprint.html"
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        "extents_mm": [
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        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "77ad6dbacc493cb619c728f26d2ddcf461eb0feb6b977b47d01d51e67016f654",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
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        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
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  },
  "metadata": {
    "specs": {
      "Manufacturer": "onsemi",
      "Package": "SOT-223-3",
      "Category": "Power Management (PMIC)",
      "Pins": "3"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
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          "name": "Reference Voltage, Adjustable Output Devices",
          "symbol": "Vref",
          "kind": "electrical",
          "unit": "V",
          "min": 1.225,
          "typ": 1.25,
          "max": 1.275,
          "conditions": "NCP1117-ADJ, TJ = 25°C, (Vin − Vout) = 1.5 V, Io = 10 mA",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Dropout Voltage (Vin – Vout), Adjustable & Fixed",
          "symbol": "",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 1.3,
          "max": 1.4,
          "conditions": "Iout = 1 A, TA = 25°C, Vout = Vout − 100 mV",
          "source_page": 3,
          "source": "datasheet"
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        {
          "name": "Line Regulation, Adjustable & Fixed",
          "symbol": "Regline",
          "kind": "electrical",
          "unit": "%",
          "min": null,
          "typ": null,
          "max": 0.2,
          "conditions": "TJ = 25°C, Vout + 1.5 V < Vin < 12 V, Io = 10 mA",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Load Regulation, Adjustable",
          "symbol": "Regload",
          "kind": "electrical",
          "unit": "%",
          "min": null,
          "typ": null,
          "max": 1,
          "conditions": "TJ = 25°C, 10 mA < Io < 1 A, Vin = 3.3 V",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Current Limit, Adjustable & Fixed",
          "symbol": "Iout",
          "kind": "electrical",
          "unit": "A",
          "min": 1.1,
          "typ": null,
          "max": null,
          "conditions": "Vin = 7 V, TA = 25°C",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Ripple Rejection",
          "symbol": "RR",
          "kind": "electrical",
          "unit": "dB",
          "min": 60,
          "typ": null,
          "max": null,
          "conditions": "F = 120 Hz, Cout = 25 µF tantalum, Iout = 1 A, Vin = Vout + 3 V",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Minimum Load Current",
          "symbol": "ILmin",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 1,
          "max": 5,
          "conditions": "0°C ≤ Tj ≤ 125°C",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Quiescent Current, Adjustable",
          "symbol": "IQADJ",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": 30,
          "max": 50,
          "conditions": "Vin = 12 V, Io = 10 mA",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Thermal Regulation",
          "symbol": "",
          "kind": "electrical",
          "unit": "%W",
          "min": null,
          "typ": 0.008,
          "max": 0.04,
          "conditions": "TA = 25°C, T = 30 ms pulse",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Thermal Shutdown",
          "symbol": "Tshdn",
          "kind": "thermal",
          "unit": "°C",
          "min": null,
          "typ": 165,
          "max": null,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Thermal Hysteresis",
          "symbol": "Thyst",
          "kind": "thermal",
          "unit": "°C",
          "min": null,
          "typ": 10,
          "max": null,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "DC Input Voltage",
          "symbol": "Vin",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 18,
          "conditions": "All voltages referenced to GND pin",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Operating Junction Temperature Range",
          "symbol": "TOP",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": 0,
          "typ": null,
          "max": 125,
          "conditions": "",
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          "source": "datasheet"
        },
        {
          "name": "Operating Ambient Temperature Range",
          "symbol": "TA",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": 0,
          "typ": null,
          "max": 125,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Maximum Junction Temperature Range",
          "symbol": "TJ(max)",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -55,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Storage Temperature Range",
          "symbol": "TSTG",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -65,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Electrostatic Discharge, Human Body Model",
          "symbol": "ESD",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 2000,
          "conditions": "Human Body Model (AEC-Q100-002)",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Electrostatic Discharge, Machine Model",
          "symbol": "ESD",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 200,
          "conditions": "Machine Model (AEC-Q100-003)",
          "source_page": 2,
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        },
        {
          "name": "Latch-up Current",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 150,
          "conditions": "JEDEC JESD78",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Thermal Resistance, Junction-to-Ambient",
          "symbol": "RJA",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 108,
          "max": null,
          "conditions": "Note 2: 100 x 100 mm PCB, Cu thickness 1 oz; TA = 25°C",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Thermal Resistance, Junction-to-Case",
          "symbol": "RJC",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 15,
          "max": null,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        }
      ]
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  "author": {
    "name": "Ray",
    "email": "[email protected]"
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