TB6641FTG

{
  "schema_version": 1,
  "type": "component",
  "slug": "tb6641ftg",
  "title": "TB6641FTG",
  "brief": "TOSHIBA Motor Driver ICs, VQFN-32-EP(5x5). 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",
    "power management ics",
    "tb6641ftg",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "TB6641FTG",
    "manufacturer": "TOSHIBA",
    "package": "VQFN-32-EP(5x5)",
    "pin_count": 33,
    "category": "Power Management ICs",
    "subcategory": "Motor Driver ICs",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/af6f6c47bf82e40360a8b92953c4a6b4.pdf",
    "parts": {
      "symbol": "tb6641ftg.kicad_sym",
      "footprint": "tb6641ftg.kicad_mod",
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      "model_3d_step_plain": "tb6641ftg.step",
      "lbr": "tb6641ftg.lbr"
    },
    "distributor_links": {
      "lcsc": "C2150520"
    },
    "distributor_check": {
      "checked_at": "2026-10-23T12:40:10Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "OUT1",
        "type": "output",
        "description": "Output pin 1 to the motor; short to pin 2 externally."
      },
      {
        "number": "2",
        "name": "OUT1",
        "type": "output",
        "description": "Output pin 1 to the motor; short to pin 1 externally."
      },
      {
        "number": "3",
        "name": "N.C.",
        "type": "unconnected",
        "description": "No-connect pin."
      },
      {
        "number": "4",
        "name": "RSGND",
        "type": "power_in",
        "description": "Power ground and detection resistor pin for PWM constant-current control; short to pin 5 externally."
      },
      {
        "number": "5",
        "name": "RSGND",
        "type": "power_in",
        "description": "Power ground and detection resistor pin for PWM constant-current control; short to pin 4 externally."
      },
      {
        "number": "6",
        "name": "N.C.",
        "type": "unconnected",
        "description": "No-connect pin."
      },
      {
        "number": "7",
        "name": "OUT2",
        "type": "output",
        "description": "Output pin 2 to the motor; short to pin 8 externally."
      },
      {
        "number": "8",
        "name": "OUT2",
        "type": "output",
        "description": "Output pin 2 to the motor; short to pin 7 externally."
      },
      {
        "number": "9",
        "name": "N.C.",
        "type": "unconnected",
        "description": "No-connect pin."
      },
      {
        "number": "10",
        "name": "N.C.",
        "type": "unconnected",
        "description": "No-connect pin."
      },
      {
        "number": "11",
        "name": "VM",
        "type": "power_in",
        "description": "Power supply voltage pin (operating range 10 to 45 V); short to pin 12 externally."
      },
      {
        "number": "12",
        "name": "VM",
        "type": "power_in",
        "description": "Power supply voltage pin (operating range 10 to 45 V); short to pin 11 externally."
      },
      {
        "number": "13",
        "name": "N.C.",
        "type": "unconnected",
        "description": "No-connect pin."
      },
      {
        "number": "14",
        "name": "N.C.",
        "type": "unconnected",
        "description": "No-connect pin."
      },
      {
        "number": "15",
        "name": "VREG",
        "type": "power_out",
        "description": "Regulator output pin, 5 V typ., output current up to 5 mA."
      },
      {
        "number": "16",
        "name": "N.C.",
        "type": "unconnected",
        "description": "No-connect pin."
      },
      {
        "number": "17",
        "name": "TISD",
        "type": "passive",
        "description": "Resistor pin for overcurrent detection time control (10 kΩ gives 1.6 μs typ., 100 kΩ gives 12.4 μs typ.)."
      },
      {
        "number": "18",
        "name": "PWM",
        "type": "input",
        "description": "PWM input pin; logic low 0.8 V max, high 2 V min, up to 100 kHz."
      },
      {
        "number": "19",
        "name": "VREF",
        "type": "power_in",
        "description": "Supply voltage pin for PWM constant-current control, input range 0 to 3.6 V."
      },
      {
        "number": "20",
        "name": "N.C.",
        "type": "unconnected",
        "description": "No-connect pin."
      },
      {
        "number": "21",
        "name": "N.C.",
        "type": "unconnected",
        "description": "No-connect pin."
      },
      {
        "number": "22",
        "name": "ALERT",
        "type": "output",
        "description": "Open-drain error detection output, low in normal operation and high-impedance on UVLO, TSD, VSD or ISD; needs external pull-up."
      },
      {
        "number": "23",
        "name": "OSC",
        "type": "passive",
        "description": "Capacitor pin setting the oscillation frequency for PWM constant-current control, fosc = 0.42/(Cosc×10^3) Hz typ."
      },
      {
        "number": "24",
        "name": "IN1",
        "type": "input",
        "description": "Control signal input pin 1; logic low 0.8 V max, high 2 V min."
      },
      {
        "number": "25",
        "name": "N.C.",
        "type": "unconnected",
        "description": "No-connect pin."
      },
      {
        "number": "26",
        "name": "SGND",
        "type": "power_in",
        "description": "Small signal ground pin; short to pin 27 externally."
      },
      {
        "number": "27",
        "name": "SGND",
        "type": "power_in",
        "description": "Small signal ground pin; short to pin 26 externally."
      },
      {
        "number": "28",
        "name": "N.C.",
        "type": "unconnected",
        "description": "No-connect pin."
      },
      {
        "number": "29",
        "name": "N.C.",
        "type": "unconnected",
        "description": "No-connect pin."
      },
      {
        "number": "30",
        "name": "N.C.",
        "type": "unconnected",
        "description": "No-connect pin."
      },
      {
        "number": "31",
        "name": "IN2",
        "type": "input",
        "description": "Control signal input pin 2; logic low 0.8 V max, high 2 V min."
      },
      {
        "number": "32",
        "name": "N.C.",
        "type": "unconnected",
        "description": "No-connect pin."
      },
      {
        "number": "33",
        "name": "EP",
        "type": "passive",
        "description": "Exposed pad (from the footprint; not named in the datasheet pin table)."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
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        "extractor": "extract_pins 0.3",
        "primary_model": "claude-sonnet-5-5",
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        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: The exposed pad has no pin number in the datasheet; 'EP' is a placeholder name. The datasheet says t; The datasheet gives no electrical type for TISD, OSC or ALERT. They were typed from their described "
        ],
        "pages_sent": 23,
        "cost_usd": 0.1603,
        "at": "2026-10-23T12:39:56"
      },
      "datasheet": {
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        "pages": 23,
        "sha256": "5f04c5e169ddeb68",
        "source_tier": "mfr"
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      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 33,
        "described": 33,
        "cites_pages": true,
        "refuses_to_fabricate": true
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  "metadata": {
    "specs": {
      "Manufacturer": "TOSHIBA",
      "Package": "VQFN-32-EP(5x5)",
      "Category": "Power Management ICs",
      "Pins": "33"
    },
    "characteristics": {
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          "kind": "electrical",
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        {
          "name": "Input hysteresis voltage",
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          "name": "VREF pin input current",
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          "kind": "electrical",
          "unit": "μA",
          "min": -3,
          "typ": null,
          "max": 3,
          "conditions": "",
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        },
        {
          "name": "Constant-current control amplifier offset",
          "symbol": "VOFFSET",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": 1,
          "max": null,
          "conditions": "RSGND = VREF",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "PWM frequency",
          "symbol": "fPWM",
          "kind": "electrical",
          "unit": "kHz",
          "min": null,
          "typ": 100,
          "max": null,
          "conditions": "Duty: 50 %",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "PWM minimum pulse width",
          "symbol": "fPWM (TW)",
          "kind": "electrical",
          "unit": "μs",
          "min": 1,
          "typ": null,
          "max": null,
          "conditions": "given as a guide only",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Output ON resistance",
          "symbol": "RON (U + L)",
          "kind": "electrical",
          "unit": "Ω",
          "min": null,
          "typ": 0.55,
          "max": 0.9,
          "conditions": "IO = 3 A",
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        },
        {
          "name": "Output leakage current upper",
          "symbol": "IL (U)",
          "kind": "electrical",
          "unit": "μA",
          "min": -2,
          "typ": null,
          "max": null,
          "conditions": "VM = 50 V, VOUT = 0 V",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Output leakage current lower",
          "symbol": "IL (L)",
          "kind": "electrical",
          "unit": "μA",
          "min": null,
          "typ": null,
          "max": 2,
          "conditions": "VM = VOUT = 50 V",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Diode forward voltage upper",
          "symbol": "VF (U)",
          "kind": "electrical",
          "unit": "V",
          "min": null,
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          "max": 1.7,
          "conditions": "IO = 3 A",
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        {
          "name": "Diode forward voltage lower",
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          "kind": "electrical",
          "unit": "V",
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          "conditions": "IO = -3 A",
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          "max": 0.4,
          "conditions": "IALERT = 1 mA",
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          "name": "ALERT output leakage current",
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          "kind": "electrical",
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          "max": 2,
          "conditions": "VALERT = 5.5 V",
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        {
          "name": "OSC charge/discharge current",
          "symbol": "IOSC",
          "kind": "electrical",
          "unit": "mA",
          "min": 0.3,
          "typ": 0.5,
          "max": 0.7,
          "conditions": "",
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        {
          "name": "VREG pin output voltage",
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          "unit": "V",
          "min": 4.5,
          "typ": 5,
          "max": 5.5,
          "conditions": "VREG= - 5mA",
          "source_page": 7,
          "source": "datasheet"
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        {
          "name": "Power supply voltage",
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          "conditions": "Ta=25°C",
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          "name": "Output current 1",
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          "conditions": "VM ≤ 36 V",
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          "name": "Output current 2",
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          "kind": "absolute_maximum",
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          "max": 4,
          "conditions": "VM > 36 V",
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          "name": "Input voltage",
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          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 5.5,
          "conditions": "",
          "source_page": 6,
          "source": "datasheet"
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          "name": "ALERT pin output voltage",
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        {
          "name": "ALERT pin output current",
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          "conditions": "",
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          "name": "VREG pin output current",
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          "name": "Power dissipation (TB6641FTG)",
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          "name": "Operating temperature",
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          "max": 500,
          "conditions": "Up to",
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          "name": "VREF pin input voltage",
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          "name": "Output current average",
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          "kind": "recommended_operating",
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          "min": null,
          "typ": null,
          "max": 1.5,
          "conditions": "Up to, given as a guide",
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          "name": "Thermal resistance junction-ambient (TB6641FTG)",
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          "unit": "°C/W",
          "min": null,
          "typ": 41.3,
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          "source": "datasheet"
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    "email": "[email protected]"
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}