NCV78723MW2R2G

{
  "slug": "ncv78723mw2r2g",
  "version": "0.1.0",
  "type": "component",
  "description": "onsemi LED Drivers, QFN-24-EP(5x5). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "led drivers",
    "ncv78723mw2r2g",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
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    "README.md",
    "ncv78723mw2r2g.kicad_sym",
    "ncv78723mw2r2g.kicad_mod",
    "ncv78723mw2r2g.glb",
    "ncv78723mw2r2g.step",
    "ncv78723mw2r2g.lbr",
    "docs/hero.png",
    "docs/ncv78723mw2r2g-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "ncv78723mw2r2g-hero.glb",
    "ncv78723mw2r2g-hero.overlay.json",
    "ncv78723mw2r2g-etched.glb"
  ],
  "component": {
    "mpn": "NCV78723MW2R2G",
    "manufacturer": "onsemi",
    "package": "QFN-24-EP(5x5)",
    "pin_count": 25,
    "category": "LED Drivers",
    "subcategory": "LED Drivers",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588930475239092224",
    "parts": {
      "symbol": "ncv78723mw2r2g.kicad_sym",
      "footprint": "ncv78723mw2r2g.kicad_mod",
      "model_3d": "ncv78723mw2r2g-hero.glb",
      "model_3d_plain": "ncv78723mw2r2g-etched.glb",
      "model_3d_step": "ncv78723mw2r2g-etched.step",
      "model_3d_step_plain": "ncv78723mw2r2g.step",
      "lbr": "ncv78723mw2r2g.lbr"
    },
    "distributor_links": {
      "lcsc": "C895782",
      "digikey": "488-NCV78723MW2R2GTR-ND"
    },
    "distributor_check": {
      "checked_at": "2026-10-18T18:25:48Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "488-NCV78723MW2R2GTR-ND",
        "status": "found"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "TEST",
        "type": "input",
        "description": "Test pin that has to be connected to ground, with an absolute maximum rating of −0.3 V to 3.6 V."
      },
      {
        "number": "2",
        "name": "TEST1",
        "type": "bidirectional",
        "description": "Test pin that can be connected to ground or left floating, with an absolute maximum rating of −0.3 V to the lower of VBOOST + 0.3 V or 68 V."
      },
      {
        "number": "3",
        "name": "VBOOSTM3V",
        "type": "power_out",
        "description": "Output of the VBOOSTM3V regulator, which uses the external capacitor C_M3V; absolute maximum rating is the higher of VBOOST − 3.6 V or −0.3 V to the lower of VBOOST + 0.3 V or 68 V."
      },
      {
        "number": "4",
        "name": "VBOOST",
        "type": "power_in",
        "description": "Booster input supply with a recommended range of +6 V to +67 V for the N78723-2 device and an absolute maximum of −0.3 V to +68 V."
      },
      {
        "number": "5",
        "name": "TEST2",
        "type": "bidirectional",
        "description": "Test pin that can be connected to ground or left floating, with the same absolute maximum rating as TEST1 (−0.3 V to the lower of VBOOST + 0.3 V or 68 V)."
      },
      {
        "number": "6",
        "name": "GND",
        "type": "power_in",
        "description": "Ground pin; the exposed pad must be hard wired to this GND pin for electrical and thermal connection."
      },
      {
        "number": "7",
        "name": "VLED2",
        "type": "input",
        "description": "LED string 2 forward voltage sense input with an absolute maximum of −0.3 V to the lower of VBOOST + 0.3 V or 68 V, used with a series resistor R_LED_2 (Min. 1 k as printed) to limit IVLED to ±30 mA."
      },
      {
        "number": "8",
        "name": "LBCKSW2",
        "type": "output",
        "description": "Buck 2 switch output with a low-side limit of −2.0 V to VINBCK2 + 0.3 V."
      },
      {
        "number": "9",
        "name": "GND/NC",
        "type": "power_in",
        "description": "Listed as GND/NC in the table: connect to ground or leave unconnected in the application, as it is not a functional signal pin."
      },
      {
        "number": "10",
        "name": "VINBCK2",
        "type": "power_in",
        "description": "Buck 2 high-voltage supply that must be hard connected to VBOOST on the PCB, with an operating range of VBOOST − 0.1 V to VBOOST + 0.1 V."
      },
      {
        "number": "11",
        "name": "GND/NC",
        "type": "power_in",
        "description": "Listed as GND/NC in the table: connect to ground or leave unconnected in the application, as it is not a functional signal pin."
      },
      {
        "number": "12",
        "name": "LEDCTRL2",
        "type": "input",
        "description": "LED string 2 enable input (medium-voltage IO) with an absolute maximum of −0.3 V to 7.0 V; it is ignored in FSO and stand-alone modes."
      },
      {
        "number": "13",
        "name": "RSTB",
        "type": "input",
        "description": "External reset input (medium-voltage IO) with an absolute maximum of −0.3 V to 7.0 V; a falling edge resets the device or enters FSO mode depending on FSO_MD[2:0]."
      },
      {
        "number": "14",
        "name": "SDO",
        "type": "output",
        "description": "SPI data output, open-drain, with an absolute maximum of −0.3 V to 7.0 V; it is high impedance when the device is not selected."
      },
      {
        "number": "15",
        "name": "CSB",
        "type": "input",
        "description": "SPI chip select, active low (medium-voltage IO) with an absolute maximum of −0.3 V to 7.0 V."
      },
      {
        "number": "16",
        "name": "SCLK",
        "type": "input",
        "description": "SPI clock input (medium-voltage IO) with an absolute maximum of −0.3 V to 7.0 V; data is sampled on the rising edge."
      },
      {
        "number": "17",
        "name": "SDI",
        "type": "input",
        "description": "SPI data input from the master (medium-voltage IO) with an absolute maximum of −0.3 V to 7.0 V."
      },
      {
        "number": "18",
        "name": "VDD",
        "type": "power_in",
        "description": "3 V logic supply with a recommended range of 3.05 V to 3.6 V (3.3 V typical) and an absolute maximum of −0.3 V to 3.6 V."
      },
      {
        "number": "19",
        "name": "LEDCTRL1",
        "type": "input",
        "description": "LED string 1 enable input (medium-voltage IO) with an absolute maximum of −0.3 V to 7.0 V; it is ignored in FSO and stand-alone modes."
      },
      {
        "number": "20",
        "name": "GND/NC",
        "type": "power_in",
        "description": "Listed as GND/NC in the table: connect to ground or leave unconnected in the application, as it is not a functional signal pin."
      },
      {
        "number": "21",
        "name": "VINBCK1",
        "type": "power_in",
        "description": "Buck 1 high-voltage supply that must be hard connected to VBOOST on the PCB, with an operating range of VBOOST − 0.1 V to VBOOST + 0.1 V."
      },
      {
        "number": "22",
        "name": "GND/NC",
        "type": "power_in",
        "description": "Listed as GND/NC in the table: connect to ground or leave unconnected in the application, as it is not a functional signal pin."
      },
      {
        "number": "23",
        "name": "LBCKSW1",
        "type": "output",
        "description": "Buck 1 switch output with a low-side limit of −2.0 V to VINBCK1 + 0.3 V."
      },
      {
        "number": "24",
        "name": "VLED1",
        "type": "input",
        "description": "LED string 1 forward voltage sense input with an absolute maximum of −0.3 V to the lower of VBOOST + 0.3 V or 68 V, used with a series resistor R_LED_1 (Min. 1 k as printed) to limit IVLED to ±30 mA."
      },
      {
        "number": "25",
        "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: Package naming mismatch: the hint says QFN-24-EP(5x5), but the ordering table (page 31) maps NCV7872; The exposed pad is not given a pin number in the text (it is connected to GND per Table 2 notes and ; Pins 9, 11, 20 and 22 are listed as 'GND/NC' with I/O type NC. They are mapped to unconnected, but t",
          "exposed pad 25 added from the footprint"
        ],
        "pages_sent": 13,
        "cost_usd": 0.0993,
        "at": "2026-10-18T18:25:34"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588930475239092224",
        "pages": 34,
        "sha256": "2d20e042909d3dee",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 25,
        "described": 25,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
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      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
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        "file": "ncv78723mw2r2g.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          5.0,
          5.0,
          0.77
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "8f32a42629e1de99884657dfd0e465fe7a25857a6689a09d3b813849f53c0c21",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "ncv78723mw2r2g-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "7926c50bbb965cbf8a603bc21b59ad52f1301a17440cadd50ee49f571b70607b",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}