FD6636S

{
  "slug": "fd6636s",
  "version": "0.1.0",
  "type": "component",
  "description": "Fortior Tech Gate Drivers, SOIC-28-300mil. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "motor driver ics",
    "fd6636s",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
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    "README.md",
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    "fd6636s.kicad_mod",
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    "fd6636s.step",
    "fd6636s.lbr",
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    "docs/fd6636s-datasheet.pdf",
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  "component": {
    "mpn": "FD6636S",
    "manufacturer": "Fortior Tech",
    "package": "SOIC-28-300mil",
    "pin_count": 28,
    "category": "Motor Driver ICs",
    "subcategory": "Gate Drivers",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588906387049500672",
    "parts": {
      "symbol": "fd6636s.kicad_sym",
      "footprint": "fd6636s.kicad_mod",
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      "model_3d_plain": "fd6636s-etched.glb",
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      "lbr": "fd6636s.lbr"
    },
    "distributor_links": {
      "lcsc": "C840086"
    },
    "distributor_check": {
      "checked_at": "2026-10-19T05:14:48Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "VCC",
        "type": "power_in",
        "description": "Low-side supply voltage, recommended 10 V to 20 V (absolute maximum -0.3 V to 25 V relative to COM), with VCC undervoltage trip at 9.0 V typical."
      },
      {
        "number": "2",
        "name": "HIN1*",
        "type": "input",
        "description": "High-side channel 1 input, labeled negative logic (*) in the datasheet; VIH minimum 2.7 V and VIL maximum 0.8 V."
      },
      {
        "number": "3",
        "name": "HIN2*",
        "type": "input",
        "description": "High-side channel 2 input, labeled negative logic (*) in the datasheet; VIH minimum 2.7 V and VIL maximum 0.8 V."
      },
      {
        "number": "4",
        "name": "HIN3*",
        "type": "input",
        "description": "High-side channel 3 input, labeled negative logic (*) in the datasheet; VIH minimum 2.7 V and VIL maximum 0.8 V."
      },
      {
        "number": "5",
        "name": "LIN1*",
        "type": "input",
        "description": "Low-side channel 1 input, labeled negative logic (*) in the datasheet; VIH minimum 2.7 V and VIL maximum 0.8 V."
      },
      {
        "number": "6",
        "name": "LIN2*",
        "type": "input",
        "description": "Low-side channel 2 input, labeled negative logic (*) in the datasheet; VIH minimum 2.7 V and VIL maximum 0.8 V."
      },
      {
        "number": "7",
        "name": "LIN3*",
        "type": "input",
        "description": "Low-side channel 3 input, labeled negative logic (*) in the datasheet; VIH minimum 2.7 V and VIL maximum 0.8 V."
      },
      {
        "number": "8",
        "name": "FAULT*",
        "type": "output",
        "description": "Fault indication output (negative logic) that goes low on overcurrent or low-side undervoltage lockout, with an on-resistance of 50 Ω typical and 75 Ω maximum when asserted."
      },
      {
        "number": "9",
        "name": "ITRIP",
        "type": "input",
        "description": "Overcurrent protection input whose detection threshold is 0.46 V typical (0.38 V to 0.54 V) and which shuts off all six outputs when exceeded."
      },
      {
        "number": "10",
        "name": "EN",
        "type": "input",
        "description": "Enable input with VIH minimum 2.7 V and VIL maximum 0.8 V; driving it low shuts off all six outputs."
      },
      {
        "number": "11",
        "name": "RCIN",
        "type": "input",
        "description": "External RC network pin that sets the fault-clear delay; with R = 2 MΩ and C = 1 nF the reset time is 1.65 ms typical (1.3 ms to 2.0 ms)."
      },
      {
        "number": "12",
        "name": "VSS",
        "type": "power_in",
        "description": "Logic ground, recommended operating range -5 V to 5 V relative to COM, with absolute maximum VCC -25 V to VCC + 0.3 V."
      },
      {
        "number": "13",
        "name": "COM",
        "type": "power_in",
        "description": "Low-side gate driver common and reference point for all voltage ratings in the datasheet."
      },
      {
        "number": "14",
        "name": "LO3",
        "type": "output",
        "description": "Low-side gate drive output for channel 3, swinging between COM and VCC with peak source current 0.21 A typical and peak sink current 0.36 A typical."
      },
      {
        "number": "15",
        "name": "LO2",
        "type": "output",
        "description": "Low-side gate drive output for channel 2, swinging between COM and VCC with peak source current 0.21 A typical and peak sink current 0.36 A typical."
      },
      {
        "number": "16",
        "name": "LO1",
        "type": "output",
        "description": "Low-side gate drive output for channel 1, swinging between COM and VCC with peak source current 0.21 A typical and peak sink current 0.36 A typical."
      },
      {
        "number": "17",
        "name": "NC",
        "type": "unconnected",
        "description": "No connection."
      },
      {
        "number": "18",
        "name": "VS3",
        "type": "power_in",
        "description": "High-side floating offset voltage for channel 3, recommended up to 600 V with dVS/dt limited to 50 V/ns."
      },
      {
        "number": "19",
        "name": "HO3",
        "type": "output",
        "description": "High-side gate drive output for channel 3, referenced to VS3 and driven between VS3 and VB3."
      },
      {
        "number": "20",
        "name": "VB3",
        "type": "power_in",
        "description": "High-side floating supply for channel 3, recommended VS3 + 10 V to VS3 + 20 V (absolute maximum -0.3 V to 625 V relative to COM)."
      },
      {
        "number": "21",
        "name": "NC",
        "type": "unconnected",
        "description": "No connection."
      },
      {
        "number": "22",
        "name": "VS2",
        "type": "power_in",
        "description": "High-side floating offset voltage for channel 2, recommended up to 600 V with dVS/dt limited to 50 V/ns."
      },
      {
        "number": "23",
        "name": "HO2",
        "type": "output",
        "description": "High-side gate drive output for channel 2, referenced to VS2 and driven between VS2 and VB2."
      },
      {
        "number": "24",
        "name": "VB2",
        "type": "power_in",
        "description": "High-side floating supply for channel 2, recommended VS2 + 10 V to VS2 + 20 V (absolute maximum -0.3 V to 625 V relative to COM)."
      },
      {
        "number": "25",
        "name": "NC",
        "type": "unconnected",
        "description": "No connection."
      },
      {
        "number": "26",
        "name": "VS1",
        "type": "power_in",
        "description": "High-side floating offset voltage for channel 1, recommended up to 600 V with dVS/dt limited to 50 V/ns."
      },
      {
        "number": "27",
        "name": "HO1",
        "type": "output",
        "description": "High-side gate drive output for channel 1, referenced to VS1 and driven between VS1 and VB1."
      },
      {
        "number": "28",
        "name": "VB1",
        "type": "power_in",
        "description": "High-side floating supply for channel 1, recommended VS1 + 10 V to VS1 + 20 V (absolute maximum -0.3 V to 625 V relative to COM)."
      }
    ],
    "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 mismatch: the datasheet only gives SOP28 (order code FD6636S, tape-and-reel 1000 pcs, tube 2; Pin-diagram ordering could not be verified: the extracted text of the page 6 pin diagram is scramble; Logic polarity conflict: section 1.3 says 'output inverted to input' (输出与输入反相), but the truth table "
        ],
        "pages_sent": 22,
        "cost_usd": 0.0872,
        "at": "2026-10-19T05:14:30"
      },
      "datasheet": {
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        "pages": 22,
        "sha256": "e71c618d7c6feaad",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 28,
        "described": 28,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
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        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          10.3,
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        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "b889a13dbe9ec59e79fa9f1b5118b00bfa54f9582392335ff3365b64afc264b1",
        "checked": "2026-10-19",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "fd6636s-etched.step",
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        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
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  }
}