TMP814PWR

{
  "schema_version": 1,
  "type": "component",
  "slug": "tmp814pwr",
  "title": "TMP814PWR",
  "brief": "Texas Instruments Brushless DC (BLDC) Motor Driver, TSSOP-20. 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",
    "tmp814pwr",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "TMP814PWR",
    "manufacturer": "Texas Instruments",
    "package": "TSSOP-20",
    "pin_count": 20,
    "category": "Motor Driver ICs",
    "subcategory": "Brushless DC (BLDC) Motor Driver",
    "datasheet": "https://www.ti.com/lit/ds/symlink/tmp814.pdf",
    "parts": {
      "symbol": "tmp814pwr.kicad_sym",
      "footprint": "tmp814pwr.kicad_mod",
      "model_3d": "tmp814pwr-hero.glb",
      "model_3d_plain": "tmp814pwr.glb",
      "model_3d_step": "tmp814pwr-etched.step",
      "model_3d_step_plain": "tmp814pwr.step",
      "lbr": "tmp814pwr.lbr"
    },
    "distributor_links": {
      "lcsc": "C2864038",
      "digikey": "296-TMP814PWRTR-ND",
      "mouser": "595-TMP814PWR"
    },
    "distributor_check": {
      "checked_at": "2026-10-08T16:31:20Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "296-TMP814PWRTR-ND",
        "status": "found"
      },
      "mouser": {
        "pn": "595-TMP814PWR",
        "status": "found",
        "lifecycle": "End of Life"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "OUT2P",
        "type": "output",
        "description": "Upper-side driver output for the second coil leg, intended to drive the P-channel top-side switch of the H-bridge."
      },
      {
        "number": "2",
        "name": "OUT2N",
        "type": "output",
        "description": "Lower-side driver output for the second coil leg, intended to drive the N-channel bottom-side switch of the H-bridge."
      },
      {
        "number": "3",
        "name": "VCC",
        "type": "power_in",
        "description": "Supply input for the device; a 0.1 µF to 1 µF capacitor (CM) is connected between VCC and GND close to the pin, and a zener diode should be used if kickback causes excessive supply rise, with recommended supply of 6 V to 16 V and an 18 V absolute maximum."
      },
      {
        "number": "4",
        "name": "VLIM",
        "type": "input",
        "description": "Current-limit threshold input that activates the current limiter when the SENSE voltage exceeds the VLIM voltage, and must be connected to 6VREG when not used."
      },
      {
        "number": "5",
        "name": "SENSE",
        "type": "input",
        "description": "Current sense input for the current limiter in the H-bridge return path, and must be connected to GND when not used."
      },
      {
        "number": "6",
        "name": "RMI",
        "type": "input",
        "description": "Minimum speed setting input set by an external resistor; connect to 6VREG when not used, and insert a current-limiting resistor if device power may be removed before power is removed from RMI to prevent large inflow current."
      },
      {
        "number": "7",
        "name": "VTH",
        "type": "input",
        "description": "Speed control input that accepts a DC voltage (0 V to 7 V in full-speed mode) or a pulsed PWM signal, and must be connected to GND for full speed when speed control is not used."
      },
      {
        "number": "8",
        "name": "CPWM",
        "type": "output",
        "description": "PWM oscillator timing pin where a capacitor sets the PWM oscillation frequency (CP = 100 pF gives 25 kHz), and the capacitor must be fitted even when speed control is not used."
      },
      {
        "number": "9",
        "name": "FG",
        "type": "output",
        "description": "Open-collector rotation speed output derived from the phase shift of the drive, which requires an external pull-up and should be left open when not used."
      },
      {
        "number": "10",
        "name": "RD",
        "type": "output",
        "description": "Open-collector lock detection output that is low during rotation and high at stop, and should be left open when not used."
      },
      {
        "number": "11",
        "name": "IN–",
        "type": "input",
        "description": "Negative Hall sensor input to the internal comparator, with traces kept short and an optional capacitor between IN+ and IN- to limit noise."
      },
      {
        "number": "12",
        "name": "HB",
        "type": "output",
        "description": "Hall element bias output providing a 1.5 V constant-voltage output for the Hall sensor."
      },
      {
        "number": "13",
        "name": "IN+",
        "type": "input",
        "description": "Positive Hall sensor input to a comparator with 20 mV hysteresis, where the Hall input level should be at least three times the hysteresis (60 mVp-p)."
      },
      {
        "number": "14",
        "name": "CT",
        "type": "output",
        "description": "Lock detection timing pin to which the lock detection capacitor is connected; the lock detection feature is disabled if this pin is tied to ground."
      },
      {
        "number": "15",
        "name": "ROFF",
        "type": "input",
        "description": "Soft-switching time setting input that sets the soft switching time to cut reactive current before phase change, and must be connected to 6VREG when not used."
      },
      {
        "number": "16",
        "name": "6VREG",
        "type": "output",
        "description": "6 V regulator output that supplies Hall bias, pull-ups and the pin-setting connections, specified at 5.8 V to 6.15 V at 5 mA load."
      },
      {
        "number": "17",
        "name": "SGND",
        "type": "power_in",
        "description": "Signal ground connected to the control circuit power supply system."
      },
      {
        "number": "18",
        "name": "VOVER",
        "type": "output",
        "description": "Constant-voltage bias output used for 24 V and 48 V operation to limit VCC to permissible values, which requires a current-limiting resistor and should be left open when not used."
      },
      {
        "number": "19",
        "name": "OUT1N",
        "type": "output",
        "description": "Lower-side driver output for the first coil leg, intended to drive the N-channel bottom-side switch of the H-bridge."
      },
      {
        "number": "20",
        "name": "OUT1P",
        "type": "output",
        "description": "Upper-side driver output for the first coil leg, intended to drive the P-channel top-side switch of the H-bridge."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.3",
        "primary_model": "claude-haiku-5-5",
        "primary_mode": "text",
        "consensus_model": "claude-sonnet-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: The pin table on page 3 gives no pin type for SGND (pin 17); it is classified as power_in under the ; Pin 3 (VCC) and pin 7 (VTH) descriptions include voltage limits drawn from the Recommended Operating; The pin table does not state the type of pins 8 (CPWM), 14 (CT), and 18 (VOVER) beyond the datasheet"
        ],
        "pages_sent": 23,
        "cost_usd": 0.091,
        "at": "2026-10-08T16:30:59"
      },
      "datasheet": {
        "url": "https://www.ti.com/lit/ds/symlink/tmp814.pdf",
        "pages": 23,
        "sha256": "6730941610780244",
        "source_tier": "mfr"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 20,
        "described": 20,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
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      "footprint": "viewers/footprint.html"
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        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
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        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "97339947f3a7196470ec2f1d9f9b92bb2fc2ab66ad53be0cf105192585ef3c9a",
        "checked": "2026-10-08",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
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        "zmin_mm": 0,
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        "footprint_binding": "identity",
        "sha256": "d1cd8cebbeb2c313b54b2aa99dfe13b4c1550c7ecae7814fe507a8f357ca9229",
        "checked": "2026-10-08",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Texas Instruments",
      "Package": "TSSOP-20",
      "Category": "Motor Driver ICs",
      "Pins": "20"
    }
  },
  "variants": [],
  "sections": [
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  "discovery_triggers": [
    "tmp814pwr"
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  "discovery_pitch": "TMP814PWR (Texas Instruments) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
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}