NCP81258MNTBG

{
  "slug": "ncp81258mntbg",
  "version": "0.1.0",
  "type": "component",
  "description": "onsemi Gate Drive ICs, DFN-8-EP(2x2). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "power management ics",
    "ncp81258mntbg",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "ncp81258mntbg.kicad_sym",
    "ncp81258mntbg.kicad_mod",
    "ncp81258mntbg.glb",
    "ncp81258mntbg.step",
    "ncp81258mntbg.lbr",
    "docs/hero.png",
    "docs/ncp81258mntbg-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "ncp81258mntbg-hero.glb",
    "ncp81258mntbg-hero.overlay.json",
    "ncp81258mntbg-etched.glb"
  ],
  "component": {
    "mpn": "NCP81258MNTBG",
    "manufacturer": "onsemi",
    "package": "DFN-8-EP(2x2)",
    "pin_count": 9,
    "category": "Power Management ICs",
    "subcategory": "Gate Drive ICs",
    "datasheet": "https://www.onsemi.com/pdf/datasheet/ncp81258mntb-d.pdf",
    "parts": {
      "symbol": "ncp81258mntbg.kicad_sym",
      "footprint": "ncp81258mntbg.kicad_mod",
      "model_3d": "ncp81258mntbg-hero.glb",
      "model_3d_plain": "ncp81258mntbg-etched.glb",
      "model_3d_step": "ncp81258mntbg-etched.step",
      "model_3d_step_plain": "ncp81258mntbg.step",
      "lbr": "ncp81258mntbg.lbr"
    },
    "distributor_links": {
      "lcsc": "C892859",
      "digikey": "488-NCP81258MNTBGTR-ND",
      "mouser": "863-NCP81258MNTBG"
    },
    "distributor_check": {
      "checked_at": "2026-10-29T02:12:26Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "488-NCP81258MNTBGTR-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "863-NCP81258MNTBG",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "BST",
        "type": "power_out",
        "description": "Floating bootstrap supply for the high-side gate driver; the external bootstrap capacitor (MLCC greater than 100 nF) connects between BST and SW, and BST is rated -0.3 V to 35 V with respect to GND."
      },
      {
        "number": "2",
        "name": "PWM",
        "type": "input",
        "description": "Three-state PWM control input: above PWMHI (3.4 V) drives DRVH high, below PWMLO (0.7 V) drives DRVL high, and the mid-state range PWMMID (1.3 V to 2.7 V) enables zero-current detection; the absolute maximum rating is -0.3 V to 6.5 V."
      },
      {
        "number": "3",
        "name": "EN",
        "type": "bidirectional",
        "description": "Bi-directional enable: EN above ENHI (2.0 V) enables the driver and EN below ENLO (1.0 V) disables DRVH and DRVL, and a UVLO fault pulls this pin low to signal the controller; the absolute maximum rating is -0.3 V to 6.5 V."
      },
      {
        "number": "4",
        "name": "VCC",
        "type": "power_in",
        "description": "Main supply input with an operating range of 4.5 V to 13.2 V and an absolute maximum of 15 V (16 V for less than 50 ns), requiring a 1 µF bypass capacitor to GND."
      },
      {
        "number": "5",
        "name": "DRVL",
        "type": "output",
        "description": "Low-side gate drive output for the low-side MOSFET, rated -0.3 V to VCC + 0.3 V (15 V for less than 80 ns)."
      },
      {
        "number": "6",
        "name": "GND",
        "type": "power_in",
        "description": "Bias and reference ground for all signals on the device."
      },
      {
        "number": "7",
        "name": "SW",
        "type": "passive",
        "description": "Switch node connected to the source of the high-side MOSFET and the drain of the low-side MOSFET, rated -5 V (-10 V for less than 200 ns) to 35 V (40 V for less than 50 ns)."
      },
      {
        "number": "8",
        "name": "DRVH",
        "type": "output",
        "description": "High-side gate drive output for the high-side MOSFET, rated -0.3 V to BST + 0.3 V with respect to SW (-2 V for less than 200 ns)."
      },
      {
        "number": "9",
        "name": "FLAG",
        "type": "passive",
        "description": "Thermal flag (exposed pad) with no electrical connection to the IC; it must be connected to the ground plane."
      }
    ],
    "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 datasheet states FLAG has no electrical connection to the IC but says to connect it to the groun; BST is a floating bootstrap supply pin; 'power_out' is a judgment call since the datasheet does not ; Datasheet describes EN as bi-directional (driven low by an internal UVLO/pre-OVP MOSFET), so 'bidire"
        ],
        "pages_sent": 10,
        "cost_usd": 0.0568,
        "at": "2026-10-29T02:12:09"
      },
      "datasheet": {
        "url": "https://www.onsemi.com/pdf/datasheet/ncp81258mntb-d.pdf",
        "pages": 10,
        "sha256": "98abd7123d7e1d31",
        "source_tier": "mfr"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 9,
        "described": 9,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "ncp81258mntbg.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          2.0,
          1.98,
          0.92
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "914cd301aa2efff54a7c18fe40fe21c25b277d6109b6cb10afb266387128ddd0",
        "checked": "2026-10-29",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "ncp81258mntbg-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          2.0,
          1.98,
          0.92
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "a240fa5f61f90c8bf02053c7f154416b3268282c74e0248827b95ac0805733a7",
        "checked": "2026-10-29",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ],
    "package_dims": {
      "package_code": "DFN8 2x2, 0.5P (CASE 506AA)",
      "source_page": 9,
      "D": {
        "nom_mm": 2.0,
        "range_mm": [
          null,
          null
        ]
      },
      "E1": {
        "nom_mm": 2.0,
        "range_mm": [
          null,
          null
        ]
      },
      "e": {
        "nom_mm": 0.5,
        "range_mm": [
          null,
          null
        ]
      },
      "A": {
        "nom_mm": 0.9,
        "range_mm": [
          0.8,
          1.0
        ]
      },
      "source": "datasheet package drawing, every number found on its page (extract_pins --task dims)",
      "model_check": {
        "file": "ncp81258mntbg.step",
        "verdict": "PASS",
        "reasons": [
          "height within the datasheet's package drawing"
        ],
        "by": "factory/package_fit.py"
      }
    }
  }
}