TC78H653FTG

{
  "slug": "tc78h653ftg",
  "version": "0.1.0",
  "type": "component",
  "description": "TOSHIBA Motor Driver ICs, VQFN-16-EP(3x3). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "power management ics",
    "tc78h653ftg",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "tc78h653ftg.kicad_sym",
    "tc78h653ftg.kicad_mod",
    "tc78h653ftg.glb",
    "tc78h653ftg.step",
    "tc78h653ftg.lbr",
    "docs/hero.png",
    "docs/tc78h653ftg-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "tc78h653ftg-hero.glb",
    "tc78h653ftg-hero.overlay.json",
    "tc78h653ftg-etched.glb"
  ],
  "component": {
    "mpn": "TC78H653FTG",
    "manufacturer": "TOSHIBA",
    "package": "VQFN-16-EP(3x3)",
    "pin_count": 17,
    "category": "Power Management ICs",
    "subcategory": "Motor Driver ICs",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/a3062ffe30330fe9baeda423a86a0464.pdf",
    "parts": {
      "symbol": "tc78h653ftg.kicad_sym",
      "footprint": "tc78h653ftg.kicad_mod",
      "model_3d": "tc78h653ftg-hero.glb",
      "model_3d_plain": "tc78h653ftg-etched.glb",
      "model_3d_step": "tc78h653ftg-etched.step",
      "model_3d_step_plain": "tc78h653ftg.step",
      "lbr": "tc78h653ftg.lbr"
    },
    "distributor_links": {
      "lcsc": "C2150463"
    },
    "distributor_check": {
      "checked_at": "2026-10-27T01:38:16Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "IN4/PHA_B",
        "type": "input",
        "description": "Control input for H-bridge B (IN4 in IN mode, PHA_B in PHASE mode), per the Input/Output Functions tables."
      },
      {
        "number": "2",
        "name": "IN3/ENB_B",
        "type": "input",
        "description": "Control input for H-bridge B (IN3 in IN mode, ENB_B in PHASE mode), per the Input/Output Functions tables."
      },
      {
        "number": "3",
        "name": "NC",
        "type": "unconnected",
        "description": "No connection; the datasheet says to leave this terminal open."
      },
      {
        "number": "4",
        "name": "IN1/ENB_A",
        "type": "input",
        "description": "Control input for H-bridge A (IN1 in IN mode, ENB_A in PHASE mode), per the Input/Output Functions tables."
      },
      {
        "number": "5",
        "name": "IN2/PHA_A",
        "type": "input",
        "description": "Control input for H-bridge A (IN2 in IN mode, PHA_A in PHASE mode), per the Input/Output Functions tables."
      },
      {
        "number": "6",
        "name": "STBY",
        "type": "input",
        "description": "Control input that selects standby (outputs off when low) or operation, per the Input/Output Functions tables."
      },
      {
        "number": "7",
        "name": "NC",
        "type": "unconnected",
        "description": "No connection; the datasheet says to leave this terminal open."
      },
      {
        "number": "8",
        "name": "GND",
        "type": "power_in",
        "description": "Ground pin."
      },
      {
        "number": "9",
        "name": "OUT2",
        "type": "output",
        "description": "Motor coil connection pin (H-bridge A output 2; paralleled with OUT1 as OUT+ in Large mode)."
      },
      {
        "number": "10",
        "name": "OUT1",
        "type": "output",
        "description": "Motor coil connection pin (H-bridge A output 1; paralleled with OUT2 as OUT+ in Large mode)."
      },
      {
        "number": "11",
        "name": "OUT3",
        "type": "output",
        "description": "Motor coil connection pin (H-bridge B output 3; paralleled with OUT4 as OUT- in Large mode)."
      },
      {
        "number": "12",
        "name": "OUT4",
        "type": "output",
        "description": "Motor coil connection pin (H-bridge B output 4; paralleled with OUT3 as OUT- in Large mode)."
      },
      {
        "number": "13",
        "name": "GND",
        "type": "power_in",
        "description": "Ground pin."
      },
      {
        "number": "14",
        "name": "VM",
        "type": "power_in",
        "description": "Motor power supply pin with an operating range of 1.8 V to 7.5 V (absolute maximum 8.0 V)."
      },
      {
        "number": "15",
        "name": "LARGE",
        "type": "input",
        "description": "Control input selecting Large mode (high, OUT1/OUT2 and OUT3/OUT4 paralleled for one motor) or Small mode (low)."
      },
      {
        "number": "16",
        "name": "MODE",
        "type": "input",
        "description": "Control input selecting IN input mode (low) or PHASE input mode (high)."
      },
      {
        "number": "17",
        "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-sonnet-5-5",
        "primary_mode": "text",
        "consensus_model": "claude-sonnet-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: Datasheet says to connect the exposed pad of the QFN package to the GND area of the PCB, but gives n; Pin assignment figure text is scrambled. Pin numbers were taken from the Pin Functions table on page"
        ],
        "pages_sent": 14,
        "cost_usd": 0.1167,
        "at": "2026-10-27T01:37:48"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/a3062ffe30330fe9baeda423a86a0464.pdf",
        "pages": 14,
        "sha256": "41aa767b8704f09c",
        "source_tier": "mfr"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 17,
        "described": 17,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "tc78h653ftg.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          3.0,
          3.0,
          0.785
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "3eb81ffac423a66cdcfead8efe56401da171edaf1f2257049aad7b2d3900f6c8",
        "checked": "2026-10-27",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "tc78h653ftg-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          3.0,
          3.0,
          0.785
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "eb5c11975f8bcde3ca0dc22d3b1594dc7bb42103382802401b68159c0a666228",
        "checked": "2026-10-27",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}