DRV8703DQRHBRQ1

{
  "slug": "drv8703dqrhbrq1",
  "version": "0.1.0",
  "type": "component",
  "description": "Texas Instruments Motor Driver ICs, VQFN-32-EP(5x5). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "power supply chip",
    "drv8703dqrhbrq1",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "drv8703dqrhbrq1.kicad_sym",
    "drv8703dqrhbrq1.kicad_mod",
    "drv8703dqrhbrq1.glb",
    "drv8703dqrhbrq1.step",
    "drv8703dqrhbrq1.lbr",
    "docs/hero.png",
    "docs/drv8703dqrhbrq1-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "drv8703dqrhbrq1-hero.glb",
    "drv8703dqrhbrq1-hero.overlay.json"
  ],
  "component": {
    "mpn": "DRV8703DQRHBRQ1",
    "manufacturer": "Texas Instruments",
    "package": "VQFN-32-EP(5x5)",
    "pin_count": 33,
    "category": "Power Supply Chip",
    "subcategory": "Motor Driver ICs",
    "datasheet": "https://www.ti.com/cn/lit/gpn/drv8703d-q1",
    "parts": {
      "symbol": "drv8703dqrhbrq1.kicad_sym",
      "footprint": "drv8703dqrhbrq1.kicad_mod",
      "model_3d": "drv8703dqrhbrq1-hero.glb",
      "model_3d_plain": "drv8703dqrhbrq1.glb",
      "model_3d_step": "drv8703dqrhbrq1-etched.step",
      "model_3d_step_plain": "drv8703dqrhbrq1.step",
      "lbr": "drv8703dqrhbrq1.lbr"
    },
    "distributor_links": {
      "lcsc": "C2150546",
      "digikey": "296-51091-2-ND",
      "mouser": "595-DRV8703DQRHBRQ1"
    },
    "distributor_check": {
      "checked_at": "2026-10-11T07:16:47Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "296-51091-2-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "595-DRV8703DQRHBRQ1",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "GND",
        "type": "power_in",
        "description": "Device ground; connect this pin to the system ground."
      },
      {
        "number": "2",
        "name": "IN1",
        "type": "input",
        "description": "Input control pin whose logic depends on the MODE pin; it has an internal pulldown resistor."
      },
      {
        "number": "3",
        "name": "IN2",
        "type": "input",
        "description": "Input control pin whose logic depends on the MODE pin; it has an internal pulldown resistor."
      },
      {
        "number": "4",
        "name": "SDO",
        "type": "output",
        "description": "SPI output signal; open-drain output that requires an external pullup resistor."
      },
      {
        "number": "5",
        "name": "nSCS",
        "type": "input",
        "description": "SPI chip select, active low, serving as the select and enable for SPI; it has an internal pulldown resistor."
      },
      {
        "number": "6",
        "name": "SDI",
        "type": "input",
        "description": "SPI input signal; it has an internal pulldown resistor."
      },
      {
        "number": "7",
        "name": "SCLK",
        "type": "input",
        "description": "SPI clock signal; it has an internal pulldown resistor."
      },
      {
        "number": "8",
        "name": "nSLEEP",
        "type": "input",
        "description": "Pull to logic low to place the device in low-power sleep mode with the FETs in high impedance (Hi-Z); it has an internal pulldown resistor."
      },
      {
        "number": "9",
        "name": "nWDFLT",
        "type": "output",
        "description": "Watchdog fault indication; pulled logic low when a watchdog fault occurs and requires an external pullup resistor (open-drain)."
      },
      {
        "number": "10",
        "name": "nFAULT",
        "type": "output",
        "description": "Fault indication; pulled logic low when a fault condition occurs and requires an external pullup resistor (open-drain)."
      },
      {
        "number": "11",
        "name": "MODE",
        "type": "input",
        "description": "Mode control; pull to logic high for half-bridge operation without internal current regulation, or leave as no-connect for operation with current regulation, latched on power-up or on exiting sleep mode."
      },
      {
        "number": "12",
        "name": "DVDD",
        "type": "power_out",
        "description": "Logic regulator for the 3.3-V logic supply; bypass to ground with a 6.3-V, 1-µF ceramic capacitor."
      },
      {
        "number": "13",
        "name": "GND",
        "type": "power_in",
        "description": "Device ground; connect this pin to the system ground."
      },
      {
        "number": "14",
        "name": "AVDD",
        "type": "power_out",
        "description": "5-V analog supply regulator output; bypass to ground with a 6.3-V, 1-µF ceramic capacitor."
      },
      {
        "number": "15",
        "name": "VREF",
        "type": "power_in",
        "description": "Current set reference input; the voltage on this pin sets the driver chopping current."
      },
      {
        "number": "16",
        "name": "SO",
        "type": "output",
        "description": "Shunt-amplifier output equal to the SP voltage times AV plus an offset; place no more than 1 nF of capacitance on this pin."
      },
      {
        "number": "17",
        "name": "GND",
        "type": "power_in",
        "description": "Device ground; connect this pin to the system ground."
      },
      {
        "number": "18",
        "name": "GH",
        "type": "output",
        "description": "High-side gate; connect this pin to the high-side FET gate."
      },
      {
        "number": "19",
        "name": "SH",
        "type": "input",
        "description": "High-side source; connect this pin to the high-side FET source."
      },
      {
        "number": "20",
        "name": "GL",
        "type": "output",
        "description": "Low-side gate; connect this pin to the low-side FET gate."
      },
      {
        "number": "21",
        "name": "SP",
        "type": "input",
        "description": "Shunt-amplifier positive input; connect this pin to the current-sense resistor."
      },
      {
        "number": "22",
        "name": "SN",
        "type": "input",
        "description": "Shunt-amplifier negative input; connect this pin to the current-sense resistor."
      },
      {
        "number": "23",
        "name": "SP",
        "type": "input",
        "description": "Shunt-amplifier positive input; connect this pin to the current-sense resistor."
      },
      {
        "number": "24",
        "name": "RSVD",
        "type": "unconnected",
        "description": "Reserved; do not connect anything."
      },
      {
        "number": "25",
        "name": "GND",
        "type": "power_in",
        "description": "Device ground; connect this pin to the system ground."
      },
      {
        "number": "26",
        "name": "RSVD",
        "type": "unconnected",
        "description": "Reserved; do not connect anything."
      },
      {
        "number": "27",
        "name": "VDRAIN",
        "type": "input",
        "description": "High-side FET drain connection, common for the half-bridge; absolute maximum drain pin voltage is 47 V."
      },
      {
        "number": "28",
        "name": "VM",
        "type": "power_in",
        "description": "Power supply; connect to the motor supply voltage, bypassed with 0.1-µF ceramic plus 10-µF (minimum) capacitance; operating range 5.5 V to 45 V."
      },
      {
        "number": "29",
        "name": "VCP",
        "type": "power_out",
        "description": "Charge-pump output; connect a 16-V, 1-µF ceramic capacitor between this pin and the VM pin."
      },
      {
        "number": "30",
        "name": "CPH",
        "type": "passive",
        "description": "Charge-pump switching node; connect a 0.1-µF X7R capacitor rated for the supply voltage (VM) between CPH and CPL."
      },
      {
        "number": "31",
        "name": "CPL",
        "type": "passive",
        "description": "Charge-pump switching node; connect a 0.1-µF X7R capacitor rated for the supply voltage (VM) between CPH and CPL."
      },
      {
        "number": "32",
        "name": "NC",
        "type": "unconnected",
        "description": "No connect; no internal connection."
      },
      {
        "number": "33",
        "name": "PAD",
        "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-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 exposed thermal pad of the 32-pin VQFN is shown in the pin diagram and block diagram as 'Thermal; Open-drain outputs (nWDFLT, nFAULT, SDO) are typed as 'output' because the KiCad ERC enum here has n; The datasheet labels these pins as PWR without a direction. DVDD, AVDD and VCP are regulator/charge-",
          "exposed pad 33 added from the footprint"
        ],
        "pages_sent": 19,
        "cost_usd": 0.1142,
        "at": "2026-10-11T07:16:31"
      },
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/drv8703d-q1",
        "pages": 62,
        "sha256": "33ef2709c2672200",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 33,
        "described": 33,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
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      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
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        "file": "drv8703dqrhbrq1.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          5.0,
          5.0,
          0.875
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "5fa713ea46b36980895812ed853577889b7cb06d275041a39b99bc0be305dc79",
        "checked": "2026-10-11",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "drv8703dqrhbrq1-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
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        "sha256": "442facf5f41743a50c293211686751c03b9f83c8c1d48c167b8e62a04f63cfac",
        "checked": "2026-10-11",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}