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Ray Set visibility: public 351e72d 9d ago
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{
  "schema_version": 1,
  "type": "component",
  "slug": "ncp508sq18t1g",
  "title": "NCP508SQ18T1G",
  "brief": "onsemi Linear Voltage Regulators (LDO), SOT-353. 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",
    "ncp508sq18t1g",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "NCP508SQ18T1G",
    "manufacturer": "onsemi",
    "package": "SOT-353",
    "pin_count": 5,
    "category": "Power Management ICs",
    "subcategory": "Linear Voltage Regulators (LDO)",
    "datasheet": "https://www.onsemi.com/pdf/datasheet/ncp508sq18t1-d.pdf",
    "parts": {
      "symbol": "ncp508sq18t1g.kicad_sym",
      "footprint": "ncp508sq18t1g.kicad_mod",
      "model_3d": "ncp508sq18t1g-hero.glb",
      "model_3d_plain": "ncp508sq18t1g-etched.glb",
      "model_3d_step": "ncp508sq18t1g-etched.step",
      "model_3d_step_plain": "ncp508sq18t1g.step",
      "lbr": "ncp508sq18t1g.lbr"
    },
    "distributor_links": {
      "lcsc": "C892522",
      "digikey": "NCP508SQ18T1GOSTR-ND",
      "mouser": "863-NCP508SQ18T1G"
    },
    "distributor_check": {
      "checked_at": "2026-10-30T16:05:21Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "NCP508SQ18T1GOSTR-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "863-NCP508SQ18T1G",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "Vin",
        "type": "power_in",
        "description": "Positive power supply input voltage; the absolute maximum input voltage is 13.0 V and the recommended maximum operating input voltage is 7.0 V."
      },
      {
        "number": "2",
        "name": "GND",
        "type": "power_in",
        "description": "Power supply ground pin for the regulator."
      },
      {
        "number": "3",
        "name": "Enable",
        "type": "input",
        "description": "Enable input that places the device into low-power standby when pulled low, and must be connected to Vin if the function is not used; the enable voltage is rated from -0.3 V to Vin(max) + 0.3 V."
      },
      {
        "number": "4",
        "name": "N/C",
        "type": "unconnected",
        "description": "Not connected pin."
      },
      {
        "number": "5",
        "name": "Vout",
        "type": "power_out",
        "description": "Regulated output voltage; the output is specified for at least 50 mA output current at Vout(nom) − 0.1 V."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
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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": [
          "extractor flagged: The enable threshold row in the electrical characteristics table (page 3) is laid out in a way that ; The page 1 pin-connection figure text is garbled in extraction; the pin assignments were taken from "
        ],
        "pages_sent": 16,
        "cost_usd": 0.0683,
        "at": "2026-10-30T16:05:11"
      },
      "datasheet": {
        "url": "https://www.onsemi.com/pdf/datasheet/ncp508sq18t1-d.pdf",
        "pages": 16,
        "sha256": "e4d15211f4fe0732",
        "source_tier": "mfr"
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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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        "seat": "z = 0",
        "extents_mm": [
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        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "2860de5b7b085919ff6e952148353f928798588d9f544dc69430545aff2ba908",
        "checked": "2026-10-30",
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        "checked": "2026-10-30",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
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    "package_dims": {
      "package_code": "SC-88A (SC-70-5/SOT-353), CASE 419A-02",
      "source_page": 14,
      "D": {
        "nom_mm": 2,
        "range_mm": [
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          2.2
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      "E1": {
        "nom_mm": 1.25,
        "range_mm": [
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      "E": {
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        "range_mm": [
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          2.2
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      "e": {
        "nom_mm": 0.65,
        "range_mm": [
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          null
        ]
      },
      "A": {
        "nom_mm": 0.95,
        "range_mm": [
          0.8,
          1.1
        ]
      },
      "source": "datasheet package drawing, every number found on its page (extract_pins --task dims)",
      "model_check": {
        "file": "ncp508sq18t1g.step",
        "verdict": "PASS",
        "reasons": [
          "height and body within the datasheet's package drawing"
        ],
        "by": "factory/package_fit.py"
      }
    }
  },
  "metadata": {
    "specs": {
      "Manufacturer": "onsemi",
      "Package": "SOT-353",
      "Category": "Power Management ICs",
      "Pins": "5"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "e4d15211f4fe07328f4a1be17659c7215ad3a38ba5ad5b94d6f48df37c4abedc",
      "rows": [
        {
          "name": "Output Voltage Tolerance (TA = 25°C, Iout = 10 mA)",
          "symbol": "Vout",
          "kind": "tolerance",
          "unit": "%",
          "min": -2,
          "typ": null,
          "max": 2,
          "conditions": "TA = 25°C, Iout = 10 mA",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Output Voltage Tolerance (TA = −40°C to 85°C, Iout = 10 mA)",
          "symbol": "Vout",
          "kind": "tolerance",
          "unit": "%",
          "min": -3,
          "typ": null,
          "max": 3,
          "conditions": "TA = −40°C to 85°C, Iout = 10 mA",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Line Regulation",
          "symbol": "Regline",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": 2,
          "max": 20,
          "conditions": "Vin = Vout + 1 V to 12 V, Iout = 10 mA (Note 5)",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Load Regulation",
          "symbol": "Regload",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": 6,
          "max": 40,
          "conditions": "Iout = 1.0 mA to 50 mA (Note 5)",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Output Current",
          "symbol": "Iout(nom)",
          "kind": "electrical",
          "unit": "mA",
          "min": 50,
          "typ": null,
          "max": null,
          "conditions": "Vout = Vout(nom) − 0.1 V",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Dropout Voltage",
          "symbol": "Vin−Vout",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": 140,
          "max": 250,
          "conditions": "Vout = 3.0 V, measured at Vout − 100 mV; Iout = 30 mA",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Dropout Voltage",
          "symbol": "Vin−Vout",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": 155,
          "max": 300,
          "conditions": "Vout = 3.0 V, measured at Vout − 100 mV; Iout = 40 mA",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Quiescent Current",
          "symbol": "IQ",
          "kind": "electrical",
          "unit": "A",
          "min": null,
          "typ": 0.1,
          "max": 1,
          "conditions": "Enable Input = 0 V",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Ground Current",
          "symbol": "IGND",
          "kind": "electrical",
          "unit": "A",
          "min": null,
          "typ": 145,
          "max": 200,
          "conditions": "Enable Input = Vin, Vin = Vout + 1 V, Iout = 0 mA",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Ground Current",
          "symbol": "IGND",
          "kind": "electrical",
          "unit": "A",
          "min": null,
          "typ": 160,
          "max": 260,
          "conditions": "Enable Input = Vin, Iout = 1 mA",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Ground Current",
          "symbol": "IGND",
          "kind": "electrical",
          "unit": "A",
          "min": null,
          "typ": 300,
          "max": 500,
          "conditions": "Enable Input = Vin, Iout = 10 mA",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Ground Current",
          "symbol": "IGND",
          "kind": "electrical",
          "unit": "A",
          "min": null,
          "typ": 1100,
          "max": 1900,
          "conditions": "Enable Input = Vin, Iout = 50 mA",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Enable Input Threshold Voltage (Voltage Increasing, Output Turns On, Logic High)",
          "symbol": "Vth(en)",
          "kind": "electrical",
          "unit": "V",
          "min": 0.9,
          "typ": null,
          "max": null,
          "conditions": "Voltage increasing, output turns on, logic high",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Enable Input Threshold Voltage (Voltage Decreasing, Output Turns Off, Logic Low)",
          "symbol": "Vth(en)",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 0.15,
          "conditions": "Voltage decreasing, output turns off, logic low",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Enable Input Current",
          "symbol": "Ienable",
          "kind": "electrical",
          "unit": "A",
          "min": null,
          "typ": 8,
          "max": 15,
          "conditions": "Venable = 2.4 V",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Output Short Circuit Current Limit",
          "symbol": "Iout(max)",
          "kind": "electrical",
          "unit": "mA",
          "min": 100,
          "typ": 250,
          "max": null,
          "conditions": "Vout = 0 V",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Maximum Operating Input Voltage",
          "symbol": "Vin",
          "kind": "recommended_operating",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 7,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Input Voltage",
          "symbol": "Vin(max)",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 13,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Enable Voltage",
          "symbol": "Enable",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": null,
          "conditions": "Maximum printed as Vin(max) + 0.3 V (expression, not computed here)",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Output Voltage",
          "symbol": "Vout",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": null,
          "conditions": "Maximum printed as Vin(max) + 0.3 V (expression, not computed here)",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Maximum Junction Temperature",
          "symbol": "TJ",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": null,
          "typ": null,
          "max": 125,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Operating Ambient Temperature",
          "symbol": "TA",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 85,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Storage Temperature",
          "symbol": "Tstg",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -55,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
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        {
          "name": "Lead Soldering Temperature",
          "symbol": "Tsolder",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": null,
          "typ": null,
          "max": 260,
          "conditions": "10 sec",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Thermal Resistance, Junction-to-Ambient (SC-88A)",
          "symbol": "RJA",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 200,
          "max": null,
          "conditions": "Note 4: 30 x 30 mm PCB, Cu 1 oz, TA = 25°C",
          "source_page": 2,
          "source": "datasheet"
        }
      ]
    }
  },
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  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
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