NCV59745AMW100TAG

{
  "schema_version": 1,
  "type": "component",
  "slug": "ncv59745amw100tag",
  "title": "NCV59745AMW100TAG",
  "brief": "onsemi Linear Voltage Regulators (LDO), QFN-20-EP(4x4). 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",
    "ncv59745amw100tag",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "NCV59745AMW100TAG",
    "manufacturer": "onsemi",
    "package": "QFN-20-EP(4x4)",
    "pin_count": 21,
    "category": "Power Management ICs",
    "subcategory": "Linear Voltage Regulators (LDO)",
    "datasheet": "https://www.onsemi.com/download/data-sheet/pdf/ncv59745-d.pdf",
    "parts": {
      "symbol": "ncv59745amw100tag.kicad_sym",
      "footprint": "ncv59745amw100tag.kicad_mod",
      "model_3d": "ncv59745amw100tag-hero.glb",
      "model_3d_plain": "ncv59745amw100tag-etched.glb",
      "model_3d_step": "ncv59745amw100tag-etched.step",
      "model_3d_step_plain": "ncv59745amw100tag.step",
      "lbr": "ncv59745amw100tag.lbr"
    },
    "distributor_links": {
      "lcsc": "C892992",
      "digikey": "488-NCV59745AMW100TAGTR-ND",
      "mouser": "863-NCV59745AMW100TA"
    },
    "distributor_check": {
      "checked_at": "2026-10-29T00:19:28Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "488-NCV59745AMW100TAGTR-ND",
        "status": "found"
      },
      "mouser": {
        "pn": "863-NCV59745AMW100TA",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "OUT",
        "type": "power_out",
        "description": "Regulated output voltage; the datasheet recommends an output capacitor of at least 10 µF (effective value)."
      },
      {
        "number": "2",
        "name": "SNS",
        "type": "input",
        "description": "Output voltage sense input that must not be left floating; absolute maximum VSNS is −0.3 V to +6 V."
      },
      {
        "number": "3",
        "name": "NC",
        "type": "unconnected",
        "description": "No connection; a true NC pin that can be left floating or connected to GND for better thermal contact to the PCB top-side plane."
      },
      {
        "number": "4",
        "name": "PG",
        "type": "output",
        "description": "Open-drain, active-high power-good output that goes high-impedance when VOUT exceeds the PG trip threshold; use a 10 kΩ to 100 kΩ pull-up to a supply up to 5.5 V (may be higher than VIN), or leave floating if not used."
      },
      {
        "number": "5",
        "name": "NC",
        "type": "unconnected",
        "description": "No connection; a true NC pin that can be left floating or connected to GND for better thermal contact to the PCB top-side plane."
      },
      {
        "number": "6",
        "name": "NC",
        "type": "unconnected",
        "description": "No connection; a true NC pin that can be left floating or connected to GND for better thermal contact to the PCB top-side plane."
      },
      {
        "number": "7",
        "name": "NC",
        "type": "unconnected",
        "description": "No connection; a true NC pin that can be left floating or connected to GND for better thermal contact to the PCB top-side plane."
      },
      {
        "number": "8",
        "name": "GND",
        "type": "power_in",
        "description": "Ground pin that must be connected to ground."
      },
      {
        "number": "9",
        "name": "NC",
        "type": "unconnected",
        "description": "No connection; a true NC pin that can be left floating or connected to GND for better thermal contact to the PCB top-side plane."
      },
      {
        "number": "10",
        "name": "NC",
        "type": "unconnected",
        "description": "No connection; a true NC pin that can be left floating or connected to GND for better thermal contact to the PCB top-side plane."
      },
      {
        "number": "11",
        "name": "NC",
        "type": "unconnected",
        "description": "No connection; a true NC pin that can be left floating or connected to GND for better thermal contact to the PCB top-side plane."
      },
      {
        "number": "12",
        "name": "BIAS",
        "type": "power_in",
        "description": "Bias input for the error amplifier, reference and internal control circuits; recommended range is VOUT + 1.6 V to 5.5 V."
      },
      {
        "number": "13",
        "name": "SS",
        "type": "passive",
        "description": "Soft-start pin; a capacitor to ground sets the soft-start time, with a maximum recommended CSS of 1 µF."
      },
      {
        "number": "14",
        "name": "EN",
        "type": "input",
        "description": "Enable pin: driving high enables the regulator and driving low (≤ 0.4 V) puts it in shutdown; it must not be left floating."
      },
      {
        "number": "15",
        "name": "IN",
        "type": "power_in",
        "description": "Unregulated voltage input to the device; recommended VIN range is VOUT + VDO to 5.5 V, absolute maximum −0.3 V to +6 V."
      },
      {
        "number": "16",
        "name": "IN",
        "type": "power_in",
        "description": "Unregulated voltage input to the device; recommended VIN range is VOUT + VDO to 5.5 V, absolute maximum −0.3 V to +6 V."
      },
      {
        "number": "17",
        "name": "IN",
        "type": "power_in",
        "description": "Unregulated voltage input to the device; recommended VIN range is VOUT + VDO to 5.5 V, absolute maximum −0.3 V to +6 V."
      },
      {
        "number": "18",
        "name": "GND",
        "type": "power_in",
        "description": "Ground pin that must be connected to ground."
      },
      {
        "number": "19",
        "name": "OUT",
        "type": "power_out",
        "description": "Regulated output voltage; the datasheet recommends an output capacitor of at least 10 µF (effective value)."
      },
      {
        "number": "20",
        "name": "OUT",
        "type": "power_out",
        "description": "Regulated output voltage; the datasheet recommends an output capacitor of at least 10 µF (effective value)."
      },
      {
        "number": "21",
        "name": "EP",
        "type": "passive",
        "description": "Exposed pad (from the footprint; not named in the datasheet pin table)."
      }
    ],
    "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 exposed thermal pad (PAD/TAB) is listed in Table 1 as a ground-plane solder pad but has no pin n; BIAS minimum is inconsistent in the datasheet: Table 4 (recommended operating conditions) gives VOUT; The page 1 pin-connection diagram text is scrambled and cannot be mapped unambiguously. The pin-to-n",
          "exposed pad 21 added from the footprint",
          "1/21 pins cited to the wrong page (name found elsewhere): ['16:IN@p3']"
        ],
        "pages_sent": 12,
        "cost_usd": 0.0811,
        "at": "2026-10-29T00:19:12"
      },
      "datasheet": {
        "url": "https://www.onsemi.com/download/data-sheet/pdf/ncv59745-d.pdf",
        "pages": 12,
        "sha256": "0c2c07af4a798eb9",
        "source_tier": "mfr"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 21,
        "described": 21,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "ncv59745amw100tag.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          4,
          4,
          0.77
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "c9476a1612023de37f27b4972110ab6ac6dc0eaf5ac48957a2e1c497650082a5",
        "checked": "2026-10-29",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "ncv59745amw100tag-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          4,
          4,
          0.77
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "8e539e2634ef98e10107ab05674a100cc110eeac6420ac21a61079a12007cefd",
        "checked": "2026-10-29",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ],
    "package_dims": {
      "package_code": "QFNW20",
      "source_page": 11,
      "D": {
        "nom_mm": 4,
        "range_mm": [
          null,
          null
        ]
      },
      "E1": {
        "nom_mm": 4,
        "range_mm": [
          null,
          null
        ]
      },
      "e": {
        "nom_mm": 0.5,
        "range_mm": [
          null,
          null
        ]
      },
      "source": "datasheet package drawing, every number found on its page (extract_pins --task dims)",
      "model_check": {
        "file": "ncv59745amw100tag.step",
        "verdict": "SKIP",
        "reasons": [
          "the datasheet dimensions give no height or body size to compare"
        ],
        "by": "factory/package_fit.py"
      }
    }
  },
  "metadata": {
    "specs": {
      "Manufacturer": "onsemi",
      "Package": "QFN-20-EP(4x4)",
      "Category": "Power Management ICs",
      "Pins": "21"
    },
    "appearance": {
      "contacts": {
        "quote": "pins directly in the device PCB copper layer, not through",
        "page": 9,
        "doc": "ds.pdf",
        "material": "copper"
      },
      "version": 1,
      "datasheet_sha256": "0c2c07af4a798eb96e38702b97dd31afc5193387c79df7fcee4a2439ac52b06a"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "0c2c07af4a798eb96e38702b97dd31afc5193387c79df7fcee4a2439ac52b06a",
      "rows": [
        {
          "name": "Input voltage range (absolute)",
          "symbol": "VIN",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 6,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Bias voltage range (absolute)",
          "symbol": "VBIAS",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 6,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Enable voltage range (absolute)",
          "symbol": "VEN",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 6,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Power-good voltage range (absolute)",
          "symbol": "VPG",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 6,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "PG sink current",
          "symbol": "IPG",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": 0,
          "typ": null,
          "max": 1.5,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "SS pin voltage range (absolute)",
          "symbol": "VSS",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 6,
          "conditions": "Printed as (VBIAS + 0.3) ≤ 6 V",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Output sense pin voltage range (absolute)",
          "symbol": "VSNS",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 6,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Output voltage range (absolute)",
          "symbol": "VOUT",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 6,
          "conditions": "Printed as (VIN + 0.3) ≤ 6 V",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Maximum junction temperature",
          "symbol": "TJMAX",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": null,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Storage junction temperature range",
          "symbol": "TSTG",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -55,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "ESD capability, human body model",
          "symbol": "ESDHBM",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 2000,
          "conditions": "AEC-Q100-002",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "ESD capability, charged device model",
          "symbol": "ESDCDM",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 1000,
          "conditions": "AEC-Q100-011",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Latch-up current maximum rating",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": -100,
          "typ": null,
          "max": 100,
          "conditions": "AEC-Q100-004",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Input voltage (recommended)",
          "symbol": "VIN",
          "kind": "recommended_operating",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 5.5,
          "conditions": "Printed minimum is VOUT + VDO",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Bias voltage (recommended)",
          "symbol": "VBIAS",
          "kind": "recommended_operating",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 5.5,
          "conditions": "Printed minimum is VOUT + 1.6",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Junction temperature (recommended)",
          "symbol": "TJ",
          "kind": "recommended_operating",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 125,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Input voltage range",
          "symbol": "VIN",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 5.5,
          "conditions": "Printed minimum is VOUT + VDO",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Bias pin voltage range",
          "symbol": "VBIAS",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 5.5,
          "conditions": "Printed minimum is VOUT + 1.4",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Undervoltage lockout, VBIAS rising",
          "symbol": "UVLO",
          "kind": "electrical",
          "unit": "V",
          "min": 1.2,
          "typ": 1.5,
          "max": 2,
          "conditions": "VBIAS rising",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Output voltage accuracy",
          "symbol": "VOUT",
          "kind": "tolerance",
          "unit": "%",
          "min": -1,
          "typ": 0.3,
          "max": 1,
          "conditions": "2.4 V ≤ VBIAS ≤ 5.25 V, VOUT + 1.6 V ≤ VBIAS; 50 mA ≤ IOUT ≤ 3.0 A; typ printed as ±0.3",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "VIN dropout voltage",
          "symbol": "VDO",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": 105,
          "max": 195,
          "conditions": "IOUT = 3.0 A, VBIAS − VOUT(NOM) = 1.6 V",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "VBIAS dropout voltage",
          "symbol": "",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 1.2,
          "max": 1.4,
          "conditions": "IOUT = 3.0 A, VIN = VBIAS",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Current limit",
          "symbol": "ICL",
          "kind": "electrical",
          "unit": "A",
          "min": 3.5,
          "typ": 4.3,
          "max": 7,
          "conditions": "VOUT = 80% x VOUT(NOM)",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Bias pin current",
          "symbol": "IBIAS",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 1.3,
          "max": 2,
          "conditions": "0 mA ≤ IOUT ≤ 3.0 A",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "VBIAS shutdown current",
          "symbol": "IBSHDN",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": 1,
          "max": 15,
          "conditions": "VEN ≤ 0.4 V",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "VIN shutdown current",
          "symbol": "IINSHDN",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": 1,
          "max": 15,
          "conditions": "VEN ≤ 0.4 V, VOUT = 0 V",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Sense pin current",
          "symbol": "ISNS",
          "kind": "electrical",
          "unit": "nA",
          "min": -250,
          "typ": 95,
          "max": 250,
          "conditions": "0 mA ≤ IOUT ≤ 3.0 A",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Enable input high level",
          "symbol": "VEN, HI",
          "kind": "electrical",
          "unit": "V",
          "min": 1.1,
          "typ": null,
          "max": 5.5,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Enable input low level",
          "symbol": "VEN, LO",
          "kind": "electrical",
          "unit": "V",
          "min": 0,
          "typ": null,
          "max": 0.4,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Enable pin current",
          "symbol": "IEN",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": 0.3,
          "max": 1,
          "conditions": "VEN = 5 V",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "PG trip threshold, VOUT decreasing",
          "symbol": "VIT−",
          "kind": "electrical",
          "unit": "%VOUT",
          "min": 82,
          "typ": 88,
          "max": 93,
          "conditions": "VOUT decreasing",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "PG trip threshold, VOUT increasing",
          "symbol": "VIT+",
          "kind": "electrical",
          "unit": "%VOUT",
          "min": 83,
          "typ": 91,
          "max": 96,
          "conditions": "VOUT increasing",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "PG leakage current",
          "symbol": "IPG, LKG",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": 0.03,
          "max": 1,
          "conditions": "VPG = 5.25 V, VOUT > VIT",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Junction-to-ambient thermal resistance",
          "symbol": "RJA",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 40,
          "max": null,
          "conditions": "JEDEC JESD51 high-K board, natural convection",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Junction-to-board thermal resistance",
          "symbol": "RJB",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 3.6,
          "max": null,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Junction-to-case (top) thermal resistance",
          "symbol": "RJC(top)",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 27,
          "max": null,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Junction-to-case (bottom) thermal resistance",
          "symbol": "RJC(bot)",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 3.6,
          "max": null,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Characterisation parameter, junction-to-top",
          "symbol": "JT",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 1,
          "max": null,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Characterisation parameter, junction-to-board",
          "symbol": "JB",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 3.5,
          "max": null,
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