DRV11873PWPR

{
  "slug": "drv11873pwpr",
  "version": "0.1.0",
  "type": "component",
  "description": "Texas Instruments Brushless DC (BLDC) Motor Driver, HTSSOP-16-EP. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "motor driver ics",
    "drv11873pwpr",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "drv11873pwpr.kicad_sym",
    "drv11873pwpr.kicad_mod",
    "drv11873pwpr.glb",
    "drv11873pwpr.step",
    "drv11873pwpr.lbr",
    "docs/hero.png",
    "docs/drv11873pwpr-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html"
  ],
  "component": {
    "mpn": "DRV11873PWPR",
    "manufacturer": "Texas Instruments",
    "package": "HTSSOP-16-EP",
    "pin_count": 17,
    "category": "Motor Driver ICs",
    "subcategory": "Brushless DC (BLDC) Motor Driver",
    "datasheet": "https://www.ti.com/cn/lit/gpn/drv11873",
    "parts": {
      "symbol": "drv11873pwpr.kicad_sym",
      "footprint": "drv11873pwpr.kicad_mod",
      "model_3d": "drv11873pwpr-etched.glb",
      "model_3d_plain": "drv11873pwpr.glb",
      "model_3d_step": "drv11873pwpr-etched.step",
      "model_3d_step_plain": "drv11873pwpr.step",
      "lbr": "drv11873pwpr.lbr"
    },
    "distributor_links": {
      "lcsc": "C88044"
    },
    "pins": [
      {
        "number": "1",
        "name": "FS",
        "type": "input",
        "description": "Motor parameter adjustment pin; pull low for a lower-speed motor and pull high for a high-speed motor (state latched only at power-up)."
      },
      {
        "number": "2",
        "name": "FG",
        "type": "output",
        "description": "Open-drain frequency generator output whose period equals 6 electrical states, used to indicate motor speed/phase; requires external pull-up resistor (100 kΩ or higher) to V5 or VCC."
      },
      {
        "number": "3",
        "name": "RD",
        "type": "output",
        "description": "Open-drain lock-detect output that is pulled high through an external pull-up resistor to VCC or 5 V when the motor lock condition is detected."
      },
      {
        "number": "4",
        "name": "VCP",
        "type": "power_out",
        "description": "Charge pump output that supplies the boosted gate-drive voltage for the internal high-side MOSFETs."
      },
      {
        "number": "5",
        "name": "CPP",
        "type": "passive",
        "description": "Charge pump conversion terminal; connects to an external flying capacitor together with CPN for the internal charge pump."
      },
      {
        "number": "6",
        "name": "CPN",
        "type": "passive",
        "description": "Charge pump conversion terminal; connects to an external flying capacitor together with CPP for the internal charge pump."
      },
      {
        "number": "7",
        "name": "W",
        "type": "output",
        "description": "Phase W motor drive output from the integrated power MOSFET half-bridge, rated for up to 1.5 A continuous / 2 A peak drive current."
      },
      {
        "number": "8",
        "name": "GND",
        "type": "power_in",
        "description": "Ground pin; must be connected to system ground and to the thermal pad for proper operation and heat dissipation."
      },
      {
        "number": "9",
        "name": "V",
        "type": "power_in",
        "description": "Phase V motor drive output from the integrated power MOSFET half-bridge, rated for up to 1.5 A continuous / 2 A peak drive current."
      },
      {
        "number": "10",
        "name": "U",
        "type": "output",
        "description": "Phase U motor drive output from the integrated power MOSFET half-bridge, rated for up to 1.5 A continuous / 2 A peak drive current."
      },
      {
        "number": "11",
        "name": "VCC",
        "type": "power_in",
        "description": "Input supply voltage for the motor and chip, recommended operating range 5 V to 16 V."
      },
      {
        "number": "12",
        "name": "V5",
        "type": "power_out",
        "description": "5-V LDO regulator output capable of sourcing up to 20 mA for external use; requires a 2.2-µF ceramic decoupling capacitor to ground."
      },
      {
        "number": "13",
        "name": "COM",
        "type": "input",
        "description": "Motor common terminal input used as the BEMF reference; if the motor has no common wire, a simulated COM node must be created with three resistors in a wye configuration."
      },
      {
        "number": "14",
        "name": "CS",
        "type": "input",
        "description": "Overcurrent threshold set-up pin; an external resistor to ground sets the current limit per Ilimit(A)=6600/RCS(Ω), valid for 500 mA < Ilimit < 2000 mA; shorting to ground disables overcurrent protection."
      },
      {
        "number": "15",
        "name": "FR",
        "type": "input",
        "description": "Forward/reverse rotation control pin; set high for reverse rotation, set low or floating for forward rotation (latched at power-up, resettable via a PWMIN low pulse of defined duration)."
      },
      {
        "number": "16",
        "name": "PWMIN",
        "type": "input",
        "description": "PWM input pin (7 kHz to 100 kHz) used to set motor speed; internally pulled up to V5 and converted to a fixed switching frequency (125 kHz with FS high, 62.5 kHz with FS low) on the MOSFET driver."
      },
      {
        "number": "17",
        "name": "PowerPAD",
        "type": "power_in",
        "description": "Exposed thermal pad (PowerPAD) on the package underside; must be connected to GND copper with vias for heat dissipation per the layout guidelines."
      }
    ],
    "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": [
          "exposed pad 17 added from the footprint"
        ],
        "pages_sent": 24,
        "cost_usd": 0.2655,
        "at": "2026-09-24T11:13:20"
      },
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/drv11873",
        "pages": 24,
        "sha256": "7e6dbc06ff3f5d1f",
        "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"
    },
    "models_3d": [
      {
        "file": "drv11873pwpr.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.4,
          5.0,
          1.1
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "7982746831c0bd23f4690608869ad67776faae5c762fb0376666126a3998921b",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "drv11873pwpr-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.4,
          5.0,
          1.1
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "61f64c9ea506a049b4baf40abbd082d210ddf47358938ae43aa7a99d9dc6dd81",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}