TC4420EOA

{
  "slug": "tc4420eoa",
  "version": "0.1.0",
  "type": "component",
  "description": "Microchip Tech Gate Drive ICs, SOIC-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "power management ics",
    "tc4420eoa",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "tc4420eoa.kicad_sym",
    "tc4420eoa.kicad_mod",
    "tc4420eoa.glb",
    "tc4420eoa.step",
    "tc4420eoa.lbr",
    "docs/hero.png",
    "docs/tc4420eoa-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "tc4420eoa-hero.glb",
    "tc4420eoa-hero.overlay.json",
    "tc4420eoa-etched.glb"
  ],
  "component": {
    "mpn": "TC4420EOA",
    "manufacturer": "Microchip Tech",
    "package": "SOIC-8",
    "pin_count": 8,
    "category": "Power Management ICs",
    "subcategory": "Gate Drive ICs",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/4a4966880623469f80947347b2359931.pdf",
    "parts": {
      "symbol": "tc4420eoa.kicad_sym",
      "footprint": "tc4420eoa.kicad_mod",
      "model_3d": "tc4420eoa-hero.glb",
      "model_3d_plain": "tc4420eoa-etched.glb",
      "model_3d_step": "tc4420eoa-etched.step",
      "model_3d_step_plain": "tc4420eoa.step",
      "lbr": "tc4420eoa.lbr"
    },
    "distributor_links": {
      "lcsc": "C68314",
      "digikey": "TC4420EOA-ND",
      "mouser": "579-TC4420EOA"
    },
    "distributor_check": {
      "checked_at": "2026-10-27T01:01:46Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "TC4420EOA-ND",
        "status": "found"
      },
      "mouser": {
        "pn": "579-TC4420EOA",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "VDD",
        "type": "power_in",
        "description": "Supply input, the bias supply for the driver, rated 4.5V to 18V with respect to the ground pins and to be bypassed with a local ceramic capacitor of at least 1.0 µF."
      },
      {
        "number": "2",
        "name": "INPUT",
        "type": "input",
        "description": "High-impedance TTL/CMOS compatible control input of the non-inverting TC4420, which can be driven from -5V up to VDD + 0.3V without damage."
      },
      {
        "number": "3",
        "name": "NC",
        "type": "unconnected",
        "description": "No connection."
      },
      {
        "number": "4",
        "name": "GND",
        "type": "power_in",
        "description": "Ground return path for the bias current and the high peak discharge currents of the load capacitor, to be tied to a ground plane or kept on very short traces."
      },
      {
        "number": "5",
        "name": "GND",
        "type": "power_in",
        "description": "Ground return path for the bias current and the high peak discharge currents of the load capacitor, to be tied to a ground plane or kept on very short traces; duplicate of pin 4 and must also be connected."
      },
      {
        "number": "6",
        "name": "OUTPUT",
        "type": "output",
        "description": "CMOS push-pull output capable of driving a capacitive load with 6.0A peak current and withstanding 1.5A peak reverse current of either polarity."
      },
      {
        "number": "7",
        "name": "OUTPUT",
        "type": "output",
        "description": "CMOS push-pull output capable of driving a capacitive load with 6.0A peak current and withstanding 1.5A peak reverse current of either polarity; duplicate of pin 6 and must also be connected."
      },
      {
        "number": "8",
        "name": "VDD",
        "type": "power_in",
        "description": "Supply input, the bias supply for the driver, rated 4.5V to 18V with respect to the ground pins; duplicate of pin 1 and must also be connected."
      }
    ],
    "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 pin table on page 8 prints the SOIC pin 8 entry as '83' (a layout merge of the SOIC pin 8 and DF"
        ],
        "pages_sent": 22,
        "cost_usd": 0.021,
        "at": "2026-10-27T01:01:13"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/4a4966880623469f80947347b2359931.pdf",
        "pages": 22,
        "sha256": "1513714315f0665c",
        "source_tier": "mfr"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 8,
        "described": 8,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "tc4420eoa.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.0,
          4.9,
          1.75
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "07f46cff378d30e6c27dfd5a03092c795323f86d91c71fc7e743f4f418dc553a",
        "checked": "2026-10-27",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "tc4420eoa-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.0,
          4.9,
          1.75
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "b306038cca451165dc5215008f2895db5853e46f6b92adf855136a8a4c269fd9",
        "checked": "2026-10-27",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}