DRV8320HRTVR

{
  "slug": "drv8320hrtvr",
  "version": "0.1.0",
  "type": "component",
  "description": "Texas Instruments Brushless DC (BLDC) Motor Driver, WQFN-32-EP(5x5). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "motor driver ics",
    "drv8320hrtvr",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "drv8320hrtvr.kicad_sym",
    "drv8320hrtvr.kicad_mod",
    "drv8320hrtvr.glb",
    "drv8320hrtvr.step",
    "drv8320hrtvr.lbr",
    "docs/hero.png",
    "docs/drv8320hrtvr-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html"
  ],
  "component": {
    "mpn": "DRV8320HRTVR",
    "manufacturer": "Texas Instruments",
    "package": "WQFN-32-EP(5x5)",
    "pin_count": 33,
    "category": "Motor Driver ICs",
    "subcategory": "Brushless DC (BLDC) Motor Driver",
    "datasheet": "https://www.ti.com/cn/lit/gpn/drv8323r",
    "parts": {
      "symbol": "drv8320hrtvr.kicad_sym",
      "footprint": "drv8320hrtvr.kicad_mod",
      "model_3d": "drv8320hrtvr-etched.glb",
      "model_3d_plain": "drv8320hrtvr.glb",
      "model_3d_step": "drv8320hrtvr-etched.step",
      "model_3d_step_plain": "drv8320hrtvr.step",
      "lbr": "drv8320hrtvr.lbr"
    },
    "distributor_links": {
      "lcsc": "C701782"
    },
    "pins": [
      {
        "number": "1",
        "name": "CPH",
        "type": "power_in",
        "description": "Charge pump switching node; connect X5R or X7R 47nF capacitor between CPH and CPL rated for VM voltage with 2× safety margin."
      },
      {
        "number": "2",
        "name": "VCP",
        "type": "power_out",
        "description": "Charge pump regulated output (VVM + 11V); connect X5R or X7R 1µF 25V ceramic capacitor between VCP and VM."
      },
      {
        "number": "3",
        "name": "VM",
        "type": "power_in",
        "description": "Gate driver power supply input (6V to 60V); connect to motor power and VDRAIN with ≥10µF bulk capacitance and 0.1µF bypass."
      },
      {
        "number": "4",
        "name": "VDRAIN",
        "type": "input",
        "description": "High-side MOSFET drain input; connect to common drain point of high-side MOSFETs and provides VDS overvoltage monitoring."
      },
      {
        "number": "5",
        "name": "GHA",
        "type": "output",
        "description": "High-side gate driver output phase A; drives high-side MOSFET gate with peak currents up to 1A pull and 2A sink."
      },
      {
        "number": "6",
        "name": "SHA",
        "type": "bidirectional",
        "description": "High-side source pin phase A; provides VDS monitoring input and high-side gate driver sink current output for phase A."
      },
      {
        "number": "7",
        "name": "GLA",
        "type": "output",
        "description": "Low-side gate driver output phase A; drives low-side MOSFET gate with peak currents up to 1A pull and 2A sink."
      },
      {
        "number": "8",
        "name": "SLA",
        "type": "input",
        "description": "Low-side source input phase A; connect to low-side MOSFET source and provides VDS monitoring input."
      },
      {
        "number": "9",
        "name": "SLB",
        "type": "input",
        "description": "Low-side source input phase B; connect to low-side MOSFET source and provides VDS monitoring input."
      },
      {
        "number": "10",
        "name": "GLB",
        "type": "output",
        "description": "Low-side gate driver output phase B; drives low-side MOSFET gate with peak currents up to 1A pull and 2A sink."
      },
      {
        "number": "11",
        "name": "SHB",
        "type": "bidirectional",
        "description": "High-side source pin phase B; provides VDS monitoring input and high-side gate driver sink current output for phase B."
      },
      {
        "number": "12",
        "name": "GHB",
        "type": "output",
        "description": "High-side gate driver output phase B; drives high-side MOSFET gate with peak currents up to 1A pull and 2A sink."
      },
      {
        "number": "13",
        "name": "GHC",
        "type": "output",
        "description": "High-side gate driver output phase C; drives high-side MOSFET gate with peak currents up to 1A pull and 2A sink."
      },
      {
        "number": "14",
        "name": "SHC",
        "type": "bidirectional",
        "description": "High-side source pin phase C; provides VDS monitoring input and high-side gate driver sink current output for phase C."
      },
      {
        "number": "15",
        "name": "GLC",
        "type": "output",
        "description": "Low-side gate driver output phase C; drives low-side MOSFET gate with peak currents up to 1A pull and 2A sink."
      },
      {
        "number": "16",
        "name": "SLC",
        "type": "input",
        "description": "Low-side source input phase C; connect to low-side MOSFET source and provides VDS monitoring input."
      },
      {
        "number": "17",
        "name": "nFAULT",
        "type": "tri_state",
        "description": "Fault indicator open-drain output; pulled low during VM UVLO, charge pump UVLO, VDS OCP, GDF, or thermal shutdown; requires external pull-up resistor."
      },
      {
        "number": "18",
        "name": "MODE",
        "type": "input",
        "description": "PWM mode selection input; 4-level input set by external resistor for 6x, 3x, 1x, or independent PWM control modes."
      },
      {
        "number": "19",
        "name": "IDRIVE",
        "type": "input",
        "description": "Gate drive current setting; 7-level input set by external resistor selecting peak drive currents from 10mA to 1000mA pull and 20mA to 2000mA sink."
      },
      {
        "number": "20",
        "name": "VDS",
        "type": "input",
        "description": "VDS overvoltage trip threshold; 7-level input set by external resistor for VDS protection threshold from 0.06V to 1.88V with adjustable degliching."
      },
      {
        "number": "21",
        "name": "NC",
        "type": "unconnected",
        "description": "No internal connection; this pin can be left floating or connected to system ground."
      },
      {
        "number": "22",
        "name": "ENABLE",
        "type": "input",
        "description": "Gate driver enable input; logic low enters low-power sleep mode drawing ≤20µA; 8µs to 40µs pulse resets latched faults without sleep."
      },
      {
        "number": "23",
        "name": "AGND",
        "type": "power_in",
        "description": "Analog ground; connect to system ground; must be externally connected to PGND to avoid noise coupling."
      },
      {
        "number": "24",
        "name": "DVDD",
        "type": "power_out",
        "description": "3.3V internal regulator output; supplies internal logic and provides 30mA for external loads when bypassed with 1µF 6.3V capacitor."
      },
      {
        "number": "25",
        "name": "INHA",
        "type": "input",
        "description": "High-side gate driver control input phase A; in 6x PWM mode controls high-side gate driver output state."
      },
      {
        "number": "26",
        "name": "INLA",
        "type": "input",
        "description": "Low-side gate driver control input phase A; in 6x PWM mode controls low-side gate driver output state."
      },
      {
        "number": "27",
        "name": "INHB",
        "type": "input",
        "description": "High-side gate driver control input phase B; in 6x PWM mode controls high-side gate driver output state."
      },
      {
        "number": "28",
        "name": "INLB",
        "type": "input",
        "description": "Low-side gate driver control input phase B; in 6x PWM mode controls low-side gate driver output state."
      },
      {
        "number": "29",
        "name": "INHC",
        "type": "input",
        "description": "High-side gate driver control input phase C; in 6x PWM mode controls high-side gate driver output state."
      },
      {
        "number": "30",
        "name": "INLC",
        "type": "input",
        "description": "Low-side gate driver control input phase C; in 6x PWM mode controls low-side gate driver output state."
      },
      {
        "number": "31",
        "name": "PGND",
        "type": "power_in",
        "description": "Power ground; also serves as low-side MOSFET gate driver return current path; connect to system ground and externally to AGND."
      },
      {
        "number": "32",
        "name": "CPL",
        "type": "power_in",
        "description": "Charge pump negative switching node; connect X5R or X7R 47nF capacitor between CPH and CPL rated for VM voltage with 2× safety margin."
      },
      {
        "number": "33",
        "name": "EP",
        "type": "passive",
        "description": "Exposed pad (from the footprint; not named in the datasheet pin table)."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.2",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.2",
        "primary_model": "claude-haiku-4-5-20251001",
        "primary_mode": "text",
        "consensus_model": "claude-sonnet-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: The DRV8320HRTVR MPN is the hardware interface variant (H suffix) which uses fixed resistor-programm",
          "exposed pad 33 added from the footprint",
          "dropped thermal pad ['EP'] absent from footprint"
        ],
        "pages_sent": 95,
        "cost_usd": 1.1173,
        "at": "2026-09-24T06:29:20"
      },
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/drv8323r",
        "pages": 95,
        "sha256": "98e62c0c61f99755",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 33,
        "described": 33,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "drv8320hrtvr.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": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "drv8320hrtvr-etched.step",
        "role": "eda",
        "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": "86faf647883e80a2923e3fd4b8c7c150f732e471f2344c69510a49c7918b2027",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}