main
Ray Set visibility: public 8419a91 3d ago
123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214215216217218219220221222223224225226227228229230231232233234235236237238239240241242243244245246247248249250251252253254255256257258259260261262263264265266267268269270271272273274275276277278279280281282283284285286287288289290291292293294295296297298299300301302303304305306307308309310311312313314315316317318319320321322323324325326327328329330331332333334335336337338339340341342343344345346347348349350351352353354355356357358359360361362363364365366367368369370371372373374375376377378379380381382383384385386387388389390391392393394395396397398399400401402403404405406407408409410411412413414415416417418419420421422423424425426427428429430431432433434435436437438439440441442443444445446447448449450451452453454455456457458459460461462463464465466467468469470471472473474475476477478479480481482483484485486487488489490491492493494495496497498499500501502503504505506507508509510511512513514515516517518519520521522523524525526527528529530531532533534535536537538539540541542543544545
{
  "schema_version": 1,
  "type": "component",
  "slug": "ncp5661dtadjrkg",
  "title": "NCP5661DTADJRKG",
  "brief": "onsemi Linear Voltage Regulators (LDO), TO-252-5. 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 supply chip",
    "ncp5661dtadjrkg",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "NCP5661DTADJRKG",
    "manufacturer": "onsemi",
    "package": "TO-252-5",
    "pin_count": 6,
    "category": "Power Supply Chip",
    "subcategory": "Linear Voltage Regulators (LDO)",
    "datasheet": "https://www.onsemi.com/pdf/datasheet/ncp5661dtadjrk-d.pdf",
    "parts": {
      "symbol": "ncp5661dtadjrkg.kicad_sym",
      "footprint": "ncp5661dtadjrkg.kicad_mod",
      "model_3d": "ncp5661dtadjrkg-hero.glb",
      "model_3d_plain": "ncp5661dtadjrkg-etched.glb",
      "model_3d_step": "ncp5661dtadjrkg-etched.step",
      "model_3d_step_plain": "ncp5661dtadjrkg.step",
      "lbr": "ncp5661dtadjrkg.lbr"
    },
    "distributor_links": {
      "lcsc": "C904524",
      "digikey": "NCP5661DTADJRKGOSTR-ND",
      "mouser": "863-NCP5661DTADJRKG"
    },
    "distributor_check": {
      "checked_at": "2026-10-23T09:21:23Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "NCP5661DTADJRKGOSTR-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "863-NCP5661DTADJRKG",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "Enable",
        "type": "input",
        "description": "On/off control of the regulator: connect to Ground to disable the device, or to Vin if the function is not used (threshold high 1.3 V min, low 0.3 V max)."
      },
      {
        "number": "2",
        "name": "Vin",
        "type": "power_in",
        "description": "Positive power supply input voltage, operating range 2.0 V to 9.0 V (absolute maximum 18 V)."
      },
      {
        "number": "3",
        "name": "Ground",
        "type": "power_in",
        "description": "Power supply ground; the TAB is also connected to Ground."
      },
      {
        "number": "4",
        "name": "Vout",
        "type": "power_out",
        "description": "Regulated output voltage, up to 1.0 A load current, requiring output capacitance Cout > 10 µF for stability."
      },
      {
        "number": "5",
        "name": "Adj",
        "type": "input",
        "description": "Connected to the resistor divider network that programs the output voltage against the 0.9 V reference (adjustable version, typical Adj pin current 40 nA)."
      },
      {
        "number": "6",
        "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-sonnet-5-5",
        "primary_mode": "text",
        "consensus_model": "claude-sonnet-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: Datasheet pin table lists TAB as Ground (same net as pin 3) on DPAK-5; the tab is not given a separa; Package hint says TO-252-5; the datasheet calls the package DPAK-5 Center Lead Crop (case 175AA), as; Page 8 text references Error Flag pin as Pin 5 and Vin as Pin 1, which conflicts with the pin table ",
          "1/6 pins cited to the wrong page (name found elsewhere): ['3:Ground@p2']"
        ],
        "pages_sent": 13,
        "cost_usd": 0.1148,
        "at": "2026-10-23T09:21:11"
      },
      "datasheet": {
        "url": "https://www.onsemi.com/pdf/datasheet/ncp5661dtadjrk-d.pdf",
        "pages": 13,
        "sha256": "a3b1428afdd1ab29",
        "source_tier": "mfr"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 6,
        "described": 6,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "ncp5661dtadjrkg.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          9.9,
          6.5,
          2.32
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "15de31a63a2171bb645751e5fc084565bc3209818acba65544b612cee610249a",
        "checked": "2026-10-23",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "ncp5661dtadjrkg-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          9.9,
          6.5,
          2.32
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "84f96e7374c63389725572ddc54e062cdf400b5a912e65e70b423f21896c5d01",
        "checked": "2026-10-23",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "onsemi",
      "Package": "TO-252-5",
      "Category": "Power Supply Chip",
      "Pins": "6"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "a3b1428afdd1ab298e47d31cdd9aa3b22fd26e064afc4f57416a0014e4a488c6",
      "rows": [
        {
          "name": "Input Voltage",
          "symbol": "Vin",
          "kind": "electrical",
          "unit": "V",
          "min": 2,
          "typ": null,
          "max": 9,
          "conditions": "Adjustable output version",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Output Voltage Accuracy",
          "symbol": "Vout",
          "kind": "tolerance",
          "unit": "%",
          "min": -1,
          "typ": null,
          "max": 1,
          "conditions": "TJ = 25°C (Iout = 10 mA to 1.0 A)",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Output Voltage Accuracy",
          "symbol": "Vout",
          "kind": "tolerance",
          "unit": "%",
          "min": -1.5,
          "typ": null,
          "max": 1.5,
          "conditions": "TJ = -20 to +125°C (Iout = 10 mA to 1.0 A)",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Output Voltage Accuracy",
          "symbol": "Vout",
          "kind": "tolerance",
          "unit": "%",
          "min": -2,
          "typ": null,
          "max": 2,
          "conditions": "TJ = -40 to +150°C (Iout = 10 mA to 1.0 A)",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Dropout Voltage",
          "symbol": "VDO",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 1,
          "max": 1.3,
          "conditions": "Iout = 1.0 A",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Peak Output Current Limit",
          "symbol": "Iout",
          "kind": "electrical",
          "unit": "A",
          "min": 1,
          "typ": null,
          "max": null,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Ground Current",
          "symbol": "Iq",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 1.3,
          "max": 3,
          "conditions": "Iout = 1.0 A",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Disabled State Ground Current",
          "symbol": "Iqds",
          "kind": "electrical",
          "unit": "A",
          "min": null,
          "typ": 10,
          "max": 300,
          "conditions": "Disabled State",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Enable Input Threshold Voltage High",
          "symbol": "Ven",
          "kind": "electrical",
          "unit": "V",
          "min": 1.3,
          "typ": null,
          "max": null,
          "conditions": "Voltage Increasing, On State, Logic High",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Enable Input Threshold Voltage Low",
          "symbol": "Ven",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 0.3,
          "conditions": "Voltage Decreasing, Off State, Logic Low",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Output Noise Voltage",
          "symbol": "Vn",
          "kind": "electrical",
          "unit": "Vrms",
          "min": null,
          "typ": 26,
          "max": null,
          "conditions": "f = 10 Hz to 100 kHz",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Adjustable Pin Input Current",
          "symbol": "Iadj",
          "kind": "electrical",
          "unit": "nA",
          "min": null,
          "typ": 40,
          "max": null,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Line Regulation",
          "symbol": "REGline",
          "kind": "electrical",
          "unit": "%",
          "min": null,
          "typ": 0.03,
          "max": null,
          "conditions": "Iout = 10 mA, Vout+1.5 V < Vin < 7.0 V",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Load Regulation",
          "symbol": "REGload",
          "kind": "electrical",
          "unit": "%",
          "min": null,
          "typ": 0.03,
          "max": null,
          "conditions": "10 mA < Iout < 1.0 A",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Internal Current Limitation",
          "symbol": "Ilim",
          "kind": "electrical",
          "unit": "A",
          "min": null,
          "typ": 1.5,
          "max": null,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Ripple Rejection",
          "symbol": "RR",
          "kind": "electrical",
          "unit": "dB",
          "min": null,
          "typ": 70,
          "max": null,
          "conditions": "120 Hz",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Ripple Rejection",
          "symbol": "RR",
          "kind": "electrical",
          "unit": "dB",
          "min": null,
          "typ": 65,
          "max": null,
          "conditions": "1.0 kHz",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Thermal Shutdown",
          "symbol": "TSHD",
          "kind": "electrical",
          "unit": "°C",
          "min": null,
          "typ": 160,
          "max": null,
          "conditions": "Guaranteed by Design",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Enable Input Current",
          "symbol": "Ien",
          "kind": "electrical",
          "unit": "A",
          "min": null,
          "typ": 0.5,
          "max": null,
          "conditions": "Enable Pin Voltage = 0.3 Vmax",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Input Voltage (max rating)",
          "symbol": "Vin",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 18,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Output Pin Voltage",
          "symbol": "Vout",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": null,
          "conditions": "-0.3 to Vin +0.3",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Adjust Pin Voltage",
          "symbol": "Vadj",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": null,
          "conditions": "-0.3 to Vin +0.3",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Enable Pin Voltage",
          "symbol": "Ven",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": null,
          "conditions": "-0.3 to Vin +0.3",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Operating Junction Temperature Range",
          "symbol": "TJ",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Storage Temperature Range",
          "symbol": "Tstg",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -55,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Thermal Resistance, Junction-to-Air",
          "symbol": "RθJA",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 100,
          "max": null,
          "conditions": "DPAK-5, 1 oz copper, 0.26 in2 copper area (minimum pad)",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Thermal Resistance, Junction-to-Case",
          "symbol": "RθJC",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 8,
          "max": null,
          "conditions": "DPAK-5",
          "source_page": 2,
          "source": "datasheet"
        }
      ]
    }
  },
  "variants": [],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "ncp5661dtadjrkg"
  ],
  "discovery_pitch": "NCP5661DTADJRKG (onsemi) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "ncp5661dtadjrkg.kicad_sym",
    "ncp5661dtadjrkg.kicad_mod",
    "ncp5661dtadjrkg.glb",
    "ncp5661dtadjrkg.step",
    "ncp5661dtadjrkg.lbr",
    "docs/hero.png",
    "docs/ncp5661dtadjrkg-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "ncp5661dtadjrkg-hero.glb",
    "ncp5661dtadjrkg-hero.overlay.json",
    "ncp5661dtadjrkg-etched.glb"
  ],
  "visibility": {
    "public": true
  }
}