DRV8824QPWPRQ1

{
  "slug": "drv8824qpwprq1",
  "version": "0.1.0",
  "type": "component",
  "description": "Texas Instruments Motor Driver ICs, HTSSOP-28. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "power supply chip",
    "drv8824qpwprq1",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "drv8824qpwprq1.kicad_sym",
    "drv8824qpwprq1.kicad_mod",
    "drv8824qpwprq1.glb",
    "drv8824qpwprq1.step",
    "drv8824qpwprq1.lbr",
    "docs/hero.png",
    "docs/drv8824qpwprq1-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "drv8824qpwprq1-hero.glb",
    "drv8824qpwprq1-hero.overlay.json",
    "drv8824qpwprq1-etched.glb"
  ],
  "component": {
    "mpn": "DRV8824QPWPRQ1",
    "manufacturer": "Texas Instruments",
    "package": "HTSSOP-28",
    "pin_count": 29,
    "category": "Power Supply Chip",
    "subcategory": "Motor Driver ICs",
    "datasheet": "https://www.ti.com/cn/lit/gpn/drv8824-q1",
    "parts": {
      "symbol": "drv8824qpwprq1.kicad_sym",
      "footprint": "drv8824qpwprq1.kicad_mod",
      "model_3d": "drv8824qpwprq1-hero.glb",
      "model_3d_plain": "drv8824qpwprq1-etched.glb",
      "model_3d_step": "drv8824qpwprq1-etched.step",
      "model_3d_step_plain": "drv8824qpwprq1.step",
      "lbr": "drv8824qpwprq1.lbr"
    },
    "distributor_links": {
      "lcsc": "C701796",
      "digikey": "296-DRV8824QPWPRQ1TR-ND",
      "mouser": "595-DRV8824QPWPRQ1"
    },
    "distributor_check": {
      "checked_at": "2026-10-23T03:01:47Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "296-DRV8824QPWPRQ1TR-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "595-DRV8824QPWPRQ1",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "CP1",
        "type": "passive",
        "description": "Charge pump flying capacitor terminal; connect a 0.01-µF 50-V capacitor between CP1 and CP2."
      },
      {
        "number": "2",
        "name": "CP2",
        "type": "passive",
        "description": "Charge pump flying capacitor terminal; connect a 0.01-µF 50-V capacitor between CP1 and CP2."
      },
      {
        "number": "3",
        "name": "VCP",
        "type": "passive",
        "description": "High-side gate drive voltage; connect a 0.1-µF 16-V ceramic capacitor and a 1-MΩ resistor to VM."
      },
      {
        "number": "4",
        "name": "VMA",
        "type": "power_in",
        "description": "Bridge A power supply; connect to motor supply (8.2 V - 45 V), same supply as VMB."
      },
      {
        "number": "5",
        "name": "AOUT1",
        "type": "output",
        "description": "Bridge A output 1; connect to bipolar stepper motor winding A (positive current is AOUT1 to AOUT2)."
      },
      {
        "number": "6",
        "name": "ISENA",
        "type": "passive",
        "description": "Bridge A ground / Isense; connect to current sense resistor for bridge A."
      },
      {
        "number": "7",
        "name": "AOUT2",
        "type": "output",
        "description": "Bridge A output 2; connect to bipolar stepper motor winding A (positive current is AOUT1 to AOUT2)."
      },
      {
        "number": "8",
        "name": "BOUT2",
        "type": "output",
        "description": "Bridge B output 2; connect to bipolar stepper motor winding B (positive current is BOUT1 to BOUT2)."
      },
      {
        "number": "9",
        "name": "ISENB",
        "type": "passive",
        "description": "Bridge B ground / Isense; connect to current sense resistor for bridge B."
      },
      {
        "number": "10",
        "name": "BOUT1",
        "type": "output",
        "description": "Bridge B output 1; connect to bipolar stepper motor winding B (positive current is BOUT1 to BOUT2)."
      },
      {
        "number": "11",
        "name": "VMB",
        "type": "power_in",
        "description": "Bridge B power supply; connect to motor supply (8.2 V - 45 V), same supply as VMA."
      },
      {
        "number": "12",
        "name": "AVREF",
        "type": "input",
        "description": "Bridge A current set reference input; sets winding current, normally tied to BVREF, can be connected to V3P3OUT, with a 0.01-µF bypass capacitor to GND recommended."
      },
      {
        "number": "13",
        "name": "BVREF",
        "type": "input",
        "description": "Bridge B current set reference input; sets winding current, normally tied to AVREF, can be connected to V3P3OUT, with a 0.01-µF bypass capacitor to GND recommended."
      },
      {
        "number": "14",
        "name": "GND",
        "type": "power_in",
        "description": "Device ground."
      },
      {
        "number": "15",
        "name": "V3P3OUT",
        "type": "power_out",
        "description": "3.3-V regulator output; bypass to GND with a 0.47-µF 6.3-V ceramic capacitor, can be used to supply VREF."
      },
      {
        "number": "16",
        "name": "nRESET",
        "type": "input",
        "description": "Active-low reset input initializes the indexer logic and disables the H-bridge outputs; internal pulldown."
      },
      {
        "number": "17",
        "name": "nSLEEP",
        "type": "input",
        "description": "Sleep mode input; logic high enables device, logic low enters low-power sleep mode; internal pulldown."
      },
      {
        "number": "18",
        "name": "nFAULT",
        "type": "output",
        "description": "Open-drain fault status output; logic low when in fault condition (overtemp, overcurrent)."
      },
      {
        "number": "19",
        "name": "DECAY",
        "type": "input",
        "description": "Decay mode input; low = slow decay, open = mixed decay, high = fast decay; internal pulldown and pullup."
      },
      {
        "number": "20",
        "name": "DIR",
        "type": "input",
        "description": "Direction input; level sets the direction of stepping; internal pulldown."
      },
      {
        "number": "21",
        "name": "nENBL",
        "type": "input",
        "description": "Enable input; logic high disables device outputs and indexer operation, logic low enables; internal pulldown."
      },
      {
        "number": "22",
        "name": "STEP",
        "type": "input",
        "description": "Step input; rising edge causes the indexer to move one step; internal pulldown."
      },
      {
        "number": "23",
        "name": "NC",
        "type": "unconnected",
        "description": "No connect; leave this terminal unconnected."
      },
      {
        "number": "24",
        "name": "MODE0",
        "type": "input",
        "description": "Microstep mode 0; MODE0-MODE2 set full, 1/2, 1/4, 1/8, 1/16 or 1/32 step; internal pulldown."
      },
      {
        "number": "25",
        "name": "MODE1",
        "type": "input",
        "description": "Microstep mode 1; MODE0-MODE2 set full, 1/2, 1/4, 1/8, 1/16 or 1/32 step; internal pulldown."
      },
      {
        "number": "26",
        "name": "MODE2",
        "type": "input",
        "description": "Microstep mode 2; MODE0-MODE2 set full, 1/2, 1/4, 1/8, 1/16 or 1/32 step; internal pulldown."
      },
      {
        "number": "27",
        "name": "nHOME",
        "type": "output",
        "description": "Open-drain home position output; logic low when at home state of step table."
      },
      {
        "number": "28",
        "name": "GND",
        "type": "power_in",
        "description": "Device ground."
      },
      {
        "number": "29",
        "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: The datasheet text describes a 28-terminal HTSSOP PowerPAD (PWP) package with an exposed thermal pad; The terminal table text was garbled by column extraction. I took pin numbers from the readable row o; The datasheet gives only I/O codes (IO) for CP1, CP2, VCP, ISENA and ISENB. I mapped them to passive"
        ],
        "pages_sent": 8,
        "cost_usd": 0.1156,
        "at": "2026-10-23T03:01:34"
      },
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/drv8824-q1",
        "pages": 29,
        "sha256": "374d5a3b4c707fe4",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 29,
        "described": 29,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "drv8824qpwprq1.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          7.2,
          9.7,
          1.05
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "ff242f1d3be9d09e7f929707a2c5b1ee974a4f882053b04bcdb1cd2cb21223ef",
        "checked": "2026-10-23",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "drv8824qpwprq1-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          7.2,
          9.7,
          1.05
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "2b30a094372b866dbeee2a6853a6be3792b38ed3510dd068b72630d952a387f2",
        "checked": "2026-10-23",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}