NCV2903DR2G

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  "type": "component",
  "slug": "ncv2903dr2g",
  "title": "NCV2903DR2G",
  "brief": "onsemi Comparators, SOIC-8. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.2.0",
  "license": "CC-BY-SA-4.0",
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  "component": {
    "mpn": "NCV2903DR2G",
    "manufacturer": "onsemi",
    "package": "SOIC-8",
    "pin_count": 8,
    "category": "Op-amp/Cmp",
    "subcategory": "Comparators",
    "datasheet": "https://www.onsemi.com/pdf/datasheet/ncv2903-d.pdf",
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      "model_3d_step_plain": "ncv2903dr2g.step",
      "lbr": "ncv2903dr2g.lbr"
    },
    "distributor_links": {
      "digikey": "NCV2903DR2GOSTR-ND",
      "lcsc": "C231830"
    },
    "pins": [
      {
        "number": "1",
        "name": "OUTA",
        "type": "output",
        "description": "Open-collector output of comparator A. Requires an external pull-up resistor to a positive supply (typ. 1 kΩ-100 kΩ). Sinks up to 16 mA when active."
      },
      {
        "number": "2",
        "name": "OUTB",
        "type": "output",
        "description": "Open-collector output of comparator B. Requires an external pull-up resistor to a positive supply. Sinks up to 16 mA when active."
      },
      {
        "number": "3",
        "name": "VCC",
        "type": "power_in",
        "description": "Positive supply voltage. Single-supply operation from +2.0 V to +36 V, or split-supply ±1.0 V to ±18 V. Typical supply current 0.8 mA for both comparators."
      },
      {
        "number": "4",
        "name": "IN-B",
        "type": "input",
        "description": "Inverting input of comparator B. Common-mode input voltage range includes ground (V_CC − 1.5 V max). Input bias current typ. 25 nA."
      },
      {
        "number": "5",
        "name": "IN+B",
        "type": "input",
        "description": "Non-inverting input of comparator B. Common-mode input voltage range includes ground. Input offset voltage typ. 2 mV."
      },
      {
        "number": "6",
        "name": "IN-A",
        "type": "input",
        "description": "Inverting input of comparator A. Common-mode input voltage range includes ground (V_CC − 1.5 V max). Input bias current typ. 25 nA."
      },
      {
        "number": "7",
        "name": "IN+A",
        "type": "input",
        "description": "Non-inverting input of comparator A. Common-mode input voltage range includes ground. Input offset voltage typ. 2 mV."
      },
      {
        "number": "8",
        "name": "GND",
        "type": "power_in",
        "description": "Ground / negative supply reference. Tie to 0 V for single-supply operation, or to V_EE for split-supply operation."
      }
    ],
    "provenance": {
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        "url": "https://www.onsemi.com/pdf/datasheet/ncv2903-d.pdf",
        "pages": 13,
        "sha256": "b87721993d627de6",
        "source_tier": "mfr"
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      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 8,
        "described": 8,
        "cites_pages": true,
        "refuses_to_fabricate": true
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      "footprint": "viewers/footprint.html"
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    "pin1": {
      "pad": "1",
      "at": [
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      "source": "silk-marker",
      "derived_from": "SOIC-8_3.9x4.9mm_P1.27mm@sha256:074ecb2092b24fa4",
      "mark": "drawn"
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        "seat": "z = 0",
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        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
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  },
  "metadata": {
    "specs": {
      "Manufacturer": "onsemi",
      "Package": "SOIC-8",
      "Category": "Op-amp/Cmp",
      "Pins": "8"
    }
  },
  "sections": [
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    "viewers",
    "readme",
    "breadcrumbs",
    "info"
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  "discovery_triggers": [
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  "discovery_pitch": "NCV2903DR2G (onsemi) component page with datasheet-verified CAD.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
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    "path": "docs/hero.png"
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      "mpn": "NCV2903DR2G",
      "kind": "packaging"
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  "updated_at": "2026-09-25T03:04:44.001Z"
}