DRV8323HRTAR

{
  "slug": "drv8323hrtar",
  "version": "0.1.0",
  "type": "component",
  "description": "Texas Instruments Brushless DC (BLDC) Motor Driver, WQFN-40-EP(6x6). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "motor driver ics",
    "drv8323hrtar",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "drv8323hrtar.kicad_sym",
    "drv8323hrtar.kicad_mod",
    "drv8323hrtar.glb",
    "drv8323hrtar.step",
    "drv8323hrtar.lbr",
    "docs/hero.png",
    "docs/drv8323hrtar-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html"
  ],
  "component": {
    "mpn": "DRV8323HRTAR",
    "manufacturer": "Texas Instruments",
    "package": "WQFN-40-EP(6x6)",
    "pin_count": 41,
    "category": "Motor Driver ICs",
    "subcategory": "Brushless DC (BLDC) Motor Driver",
    "datasheet": "https://www.ti.com/cn/lit/gpn/drv8323",
    "parts": {
      "symbol": "drv8323hrtar.kicad_sym",
      "footprint": "drv8323hrtar.kicad_mod",
      "model_3d": "drv8323hrtar-etched.glb",
      "model_3d_plain": "drv8323hrtar.glb",
      "model_3d_step": "drv8323hrtar-etched.step",
      "model_3d_step_plain": "drv8323hrtar.step",
      "lbr": "drv8323hrtar.lbr"
    },
    "distributor_links": {
      "lcsc": "C701783",
      "digikey": "296-49631-2-ND",
      "mouser": "595-DRV8323HRTAR"
    },
    "distributor_check": {
      "checked_at": "2026-09-27T11:32:20Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "296-49631-2-ND",
        "status": "found"
      },
      "mouser": {
        "pn": "595-DRV8323HRTAR",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "CPL",
        "type": "power_in",
        "description": "Charge pump switch node; connect 47nF X5R/X7R capacitor between CPH and CPL pins."
      },
      {
        "number": "2",
        "name": "CPH",
        "type": "power_in",
        "description": "Charge pump switch node; connect 47nF X5R/X7R capacitor between CPH and CPL pins."
      },
      {
        "number": "3",
        "name": "VCP",
        "type": "power_out",
        "description": "Charge pump output regulated to VVM + 11V; connect 1µF 25V X5R/X7R capacitor to VM pin."
      },
      {
        "number": "4",
        "name": "VM",
        "type": "power_in",
        "description": "Gate driver power supply input, 6V to 60V operating range; connect to motor power and VDRAIN."
      },
      {
        "number": "5",
        "name": "VDRAIN",
        "type": "input",
        "description": "High side MOSFET drain sensing input; connect to common drain point of high side MOSFETs for VDS over-current monitoring."
      },
      {
        "number": "6",
        "name": "GHA",
        "type": "output",
        "description": "High side gate driver output for phase A; connect to high side N-channel MOSFET gate."
      },
      {
        "number": "7",
        "name": "SHA",
        "type": "bidirectional",
        "description": "High side source pin for phase A; serves as VDS monitor input and gate driver sink current output."
      },
      {
        "number": "8",
        "name": "GLA",
        "type": "output",
        "description": "Low side gate driver output for phase A; connect to low side N-channel MOSFET gate."
      },
      {
        "number": "9",
        "name": "SPA",
        "type": "input",
        "description": "Low side shunt amplifier positive input for phase A; connect to RSENSE high side or leave open if CSA disabled."
      },
      {
        "number": "10",
        "name": "SNA",
        "type": "input",
        "description": "Current sense amplifier negative input for phase A; connect to RSENSE low side or PGND if CSA unused."
      },
      {
        "number": "11",
        "name": "SNB",
        "type": "input",
        "description": "Current sense amplifier negative input for phase B; connect to RSENSE low side or PGND if CSA unused."
      },
      {
        "number": "12",
        "name": "SPB",
        "type": "input",
        "description": "Low side shunt amplifier positive input for phase B; connect to RSENSE high side or leave open if CSA disabled."
      },
      {
        "number": "13",
        "name": "GLB",
        "type": "output",
        "description": "Low side gate driver output for phase B; connect to low side N-channel MOSFET gate."
      },
      {
        "number": "14",
        "name": "SHB",
        "type": "bidirectional",
        "description": "High side source pin for phase B; serves as VDS monitor input and gate driver sink current output."
      },
      {
        "number": "15",
        "name": "GHB",
        "type": "output",
        "description": "High side gate driver output for phase B; connect to high side N-channel MOSFET gate."
      },
      {
        "number": "16",
        "name": "GHC",
        "type": "output",
        "description": "High side gate driver output for phase C; connect to high side N-channel MOSFET gate."
      },
      {
        "number": "17",
        "name": "SHC",
        "type": "bidirectional",
        "description": "High side source pin for phase C; serves as VDS monitor input and gate driver sink current output."
      },
      {
        "number": "18",
        "name": "GLC",
        "type": "output",
        "description": "Low side gate driver output for phase C; connect to low side N-channel MOSFET gate."
      },
      {
        "number": "19",
        "name": "SPC",
        "type": "input",
        "description": "Low side shunt amplifier positive input for phase C; connect to RSENSE high side or leave open if CSA disabled."
      },
      {
        "number": "20",
        "name": "SNC",
        "type": "input",
        "description": "Current sense amplifier negative input for phase C; connect to RSENSE low side or PGND if CSA unused."
      },
      {
        "number": "21",
        "name": "SOC",
        "type": "output",
        "description": "Current sense amplifier output for phase C; output voltage proportional to sensed phase C current."
      },
      {
        "number": "22",
        "name": "SOB",
        "type": "output",
        "description": "Current sense amplifier output for phase B; output voltage proportional to sensed phase B current."
      },
      {
        "number": "23",
        "name": "SOA",
        "type": "output",
        "description": "Current sense amplifier output for phase A; output voltage proportional to sensed phase A current."
      },
      {
        "number": "24",
        "name": "VREF",
        "type": "power_in",
        "description": "Current sense amplifier reference and power input, 3.3V to 5.5V; connect 0.1µF 6.3V capacitor to AGND."
      },
      {
        "number": "25",
        "name": "nFAULT",
        "type": "tri_state",
        "description": "Fault status open drain output; pulled low when fault condition detected, requires external pull-up resistor."
      },
      {
        "number": "26",
        "name": "MODE",
        "type": "input",
        "description": "PWM input mode setting via 4-level resistor configuration; selects 6x, 3x, 1x PWM or independent modes."
      },
      {
        "number": "27",
        "name": "IDRIVE",
        "type": "input",
        "description": "Gate driver output current strength setting via 7-level external resistor configuration; 10mA to 1A pull, 20mA to 2A sink."
      },
      {
        "number": "28",
        "name": "VDS",
        "type": "input",
        "description": "VDS over-current trip threshold setting via 7-level external resistor configuration; 0.06V to 1.88V range."
      },
      {
        "number": "29",
        "name": "GAIN",
        "type": "input",
        "description": "Current sense amplifier gain setting via 4-level resistor configuration; selects 5V/V, 10V/V, 20V/V, or 40V/V."
      },
      {
        "number": "30",
        "name": "ENABLE",
        "type": "input",
        "description": "Gate driver enable input; logic low enters sleep mode, logic high enables normal operation with 1ms wake-up time."
      },
      {
        "number": "31",
        "name": "CAL",
        "type": "input",
        "description": "Current sense amplifier calibration input; set high to short inputs and perform auto offset voltage calibration."
      },
      {
        "number": "32",
        "name": "AGND",
        "type": "power_in",
        "description": "Analog ground reference; must be externally connected to PGND and system ground."
      },
      {
        "number": "33",
        "name": "DVDD",
        "type": "power_out",
        "description": "3.3V internal regulator output, 30mA maximum load; connect 1µF 6.3V X5R/X7R capacitor to AGND."
      },
      {
        "number": "34",
        "name": "INHA",
        "type": "input",
        "description": "High side PWM control input for phase A; used in 6x, 3x, and independent PWM modes."
      },
      {
        "number": "35",
        "name": "INLA",
        "type": "input",
        "description": "Low side PWM control input for phase A; used in 6x, 3x, and independent PWM modes."
      },
      {
        "number": "36",
        "name": "INHB",
        "type": "input",
        "description": "High side PWM control input for phase B; used in 6x, 3x, and independent PWM modes."
      },
      {
        "number": "37",
        "name": "INLB",
        "type": "input",
        "description": "Low side PWM control input for phase B; used in 6x, 3x, and independent PWM modes."
      },
      {
        "number": "38",
        "name": "INHC",
        "type": "input",
        "description": "High side PWM control input for phase C; controls direction in 1x PWM mode or regular control in other modes."
      },
      {
        "number": "39",
        "name": "INLC",
        "type": "input",
        "description": "Low side PWM control input for phase C; enables brake function when pulled low in 1x PWM mode."
      },
      {
        "number": "40",
        "name": "PGND",
        "type": "power_in",
        "description": "Power ground and low side gate driver reference; must be externally connected to AGND and system ground."
      },
      {
        "number": "41",
        "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-4-6",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: SHA, SHB, SHC pins classified as bidirectional because they serve dual function: high side MOSFET so; Thermal pad (exposed bottom paddle) listed in package but not included in functional pin count of 40",
          "exposed pad 41 added from the footprint"
        ],
        "pages_sent": 95,
        "cost_usd": 1.1456,
        "at": "2026-09-27T11:31:59"
      },
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/drv8323",
        "pages": 95,
        "sha256": "98e62c0c61f99755",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 41,
        "described": 41,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "drv8323hrtar.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.0,
          6.0,
          1.0
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "e5b4286c2329085d9ef7f90d5eb5bf41a435241ecc1baaf1383823b6d6a946ae",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "drv8323hrtar-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.0,
          6.0,
          1.0
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "b8c21779cb0cd032478f817cc3eae5e774e7bc308b90729d369064b9ebb7a07a",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}