DRV8428RTER

{
  "schema_version": 1,
  "type": "component",
  "slug": "drv8428rter",
  "title": "DRV8428RTER",
  "brief": "Texas Instruments Stepper Motor Driver, WQFN-16-EP(3x3). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "motor driver ics",
    "drv8428rter",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "DRV8428RTER",
    "manufacturer": "Texas Instruments",
    "package": "WQFN-16-EP(3x3)",
    "pin_count": 17,
    "category": "Motor Driver ICs",
    "subcategory": "Stepper Motor Driver",
    "datasheet": "https://www.ti.com/cn/lit/gpn/drv8428",
    "parts": {
      "symbol": "drv8428rter.kicad_sym",
      "footprint": "drv8428rter.kicad_mod",
      "model_3d": "drv8428rter-etched.glb",
      "model_3d_plain": "drv8428rter.glb",
      "model_3d_step": "drv8428rter-etched.step",
      "model_3d_step_plain": "drv8428rter.step",
      "lbr": "drv8428rter.lbr"
    },
    "distributor_links": {
      "lcsc": "C2857955",
      "digikey": "296-DRV8428RTERTR-ND",
      "mouser": "595-DRV8428RTER"
    },
    "distributor_check": {
      "checked_at": "2026-10-01T02:50:25Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "296-DRV8428RTERTR-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "595-DRV8428RTER",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "AOUT1",
        "type": "output",
        "description": "Winding A output. Connect to stepper motor winding."
      },
      {
        "number": "2",
        "name": "AOUT2",
        "type": "output",
        "description": "Winding A output. Connect to stepper motor winding."
      },
      {
        "number": "3",
        "name": "BOUT2",
        "type": "output",
        "description": "Winding B output. Connect to stepper motor winding."
      },
      {
        "number": "4",
        "name": "BOUT1",
        "type": "output",
        "description": "Winding B output. Connect to stepper motor winding."
      },
      {
        "number": "5",
        "name": "GND",
        "type": "power_in",
        "description": "Device ground. Connect to system ground."
      },
      {
        "number": "6",
        "name": "DVDD",
        "type": "power_in",
        "description": "Logic supply voltage. Connect a X7R, 0.47-μF to 1-μF, 6.3-V or 10-V rated ceramic capacitor to GND."
      },
      {
        "number": "7",
        "name": "VREF",
        "type": "power_in",
        "description": "Current set reference input. Maximum value 3 V; DVDD can be used to provide VREF through a resistor divider."
      },
      {
        "number": "8",
        "name": "M0",
        "type": "input",
        "description": "Microstepping mode-setting pin. Sets the step mode with internal pulldown resistor."
      },
      {
        "number": "9",
        "name": "DECAY/TOFF",
        "type": "input",
        "description": "Decay-mode and off-time setting pin. See Section 7.3.5 for details."
      },
      {
        "number": "10",
        "name": "M1",
        "type": "input",
        "description": "Microstepping mode-setting pin. Sets the step mode with internal pulldown resistor."
      },
      {
        "number": "11",
        "name": "STEP",
        "type": "input",
        "description": "Step input. A rising edge causes the indexer to advance one step with internal pulldown resistor."
      },
      {
        "number": "12",
        "name": "DIR",
        "type": "input",
        "description": "Direction input. Logic level sets the direction of stepping with internal pulldown resistor."
      },
      {
        "number": "13",
        "name": "EN/nFAULT",
        "type": "bidirectional",
        "description": "Logic low to disable device outputs; logic high to enable. Also used for fault indication output, pulled logic low in fault condition."
      },
      {
        "number": "14",
        "name": "nSLEEP",
        "type": "input",
        "description": "Sleep mode input. Logic high to enable device; logic low to enter low-power sleep mode with internal pulldown resistor. An nSLEEP low pulse clears faults."
      },
      {
        "number": "15",
        "name": "VM",
        "type": "power_in",
        "description": "Motor power supply. Connect to motor supply voltage and bypass to PGND with a 0.01-µF ceramic capacitor plus a bulk capacitor rated for VM."
      },
      {
        "number": "16",
        "name": "PGND",
        "type": "power_in",
        "description": "Power ground. Connect to system ground."
      },
      {
        "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-haiku-4-5-20251001",
        "primary_mode": "text",
        "consensus_model": "claude-sonnet-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: Thermal pad (exposed pad) mentioned in datasheet table but not assigned a numeric designation in WQF",
          "exposed pad 17 added from the footprint"
        ],
        "pages_sent": 7,
        "cost_usd": 0.1203,
        "at": "2026-10-01T02:50:10"
      },
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/drv8428",
        "pages": 49,
        "sha256": "e7adba1f405903be",
        "source_tier": "lcsc"
      },
      "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"
    }
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Texas Instruments",
      "Package": "WQFN-16-EP(3x3)",
      "Category": "Motor Driver ICs",
      "Pins": "17"
    }
  },
  "variants": [],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "drv8428rter"
  ],
  "discovery_pitch": "DRV8428RTER (Texas Instruments) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "drv8428rter.kicad_sym",
    "drv8428rter.kicad_mod",
    "drv8428rter.glb",
    "drv8428rter.step",
    "drv8428rter.lbr",
    "docs/hero.png",
    "docs/drv8428rter-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html"
  ],
  "visibility": {
    "public": true
  }
}