TB67S279FTG

{
  "schema_version": 1,
  "type": "component",
  "slug": "tb67s279ftg",
  "title": "TB67S279FTG",
  "brief": "TOSHIBA Stepper Motor Driver, VQFN-48-EP(7x7). Pinout extracted from the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "motor driver ics",
    "tb67s279ftg"
  ],
  "component": {
    "mpn": "TB67S279FTG",
    "manufacturer": "TOSHIBA",
    "package": "VQFN-48-EP(7x7)",
    "pin_count": 48,
    "category": "Motor Driver ICs",
    "subcategory": "Stepper Motor Driver",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588927815941574656",
    "parts": {
      "symbol": "tb67s279ftg.kicad_sym",
      "footprint": "tb67s279ftg.kicad_mod",
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      "model_3d_step": "tb67s279ftg-etched.step",
      "model_3d_step_plain": "tb67s279ftg.step",
      "lbr": "tb67s279ftg.lbr"
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    "distributor_links": {},
    "pins": [
      {
        "number": "1",
        "name": "AGC0",
        "type": "input",
        "description": "Active Gain Control setup pin No.0. Multi-state logic input (VCC, GND, VCC-100 kΩ pull-up, or GND-100 kΩ pull-down; ±20% resistor tolerance) that selects AGC operating mode together with AGC1."
      },
      {
        "number": "2",
        "name": "AGC1",
        "type": "input",
        "description": "Active Gain Control setup pin No.1. Multi-state logic input paired with AGC0 to configure AGC operating mode."
      },
      {
        "number": "3",
        "name": "CLIM0",
        "type": "input",
        "description": "AGC current limiter setup pin No.0. Multi-state input that, with CLIM1, sets the maximum motor current limit under AGC control."
      },
      {
        "number": "4",
        "name": "CLIM1",
        "type": "input",
        "description": "AGC current limiter setup pin No.1. Multi-state input paired with CLIM0 for AGC current limit selection."
      },
      {
        "number": "5",
        "name": "FLIM",
        "type": "input",
        "description": "AGC frequency limiter setup pin. Multi-state input that programs the maximum AGC update frequency."
      },
      {
        "number": "6",
        "name": "BOOST",
        "type": "input",
        "description": "AGC current boost setup pin. Multi-state input that enables/scales the transient current boost applied by AGC."
      },
      {
        "number": "7",
        "name": "LTH",
        "type": "input",
        "description": "AGC threshold setup pin. Multi-state input that sets the AGC decision threshold."
      },
      {
        "number": "8",
        "name": "GND",
        "type": "power_in",
        "description": "Signal/logic ground reference (0 V). Tie to the PCB ground plane; use a single-point external termination together with the other GND pins and thermal pad."
      },
      {
        "number": "9",
        "name": "NC",
        "type": "unconnected",
        "description": "No connection. Leave open - do not connect any PCB trace."
      },
      {
        "number": "10",
        "name": "VMA",
        "type": "power_in",
        "description": "Ach motor power supply input (VM, up to 50 V, 2.0 A). Bond both VMA pins together at the nearest point of the driver and decouple locally."
      },
      {
        "number": "11",
        "name": "VMA",
        "type": "power_in",
        "description": "Ach motor power supply input (VM). Second VMA pad; must be shorted to pin 10 at the driver."
      },
      {
        "number": "12",
        "name": "NC",
        "type": "unconnected",
        "description": "No connection. Leave open."
      },
      {
        "number": "13",
        "name": "OUTA+",
        "type": "output",
        "description": "Ach motor output (+). H-bridge output to motor coil A (positive terminal), 2.0 A max. Bond both OUTA+ pads together at the driver."
      },
      {
        "number": "14",
        "name": "OUTA+",
        "type": "output",
        "description": "Ach motor output (+). Second OUTA+ pad; must be tied to pin 13."
      },
      {
        "number": "15",
        "name": "RSAGND",
        "type": "power_in",
        "description": "Ach motor power ground / sense return. Return path for the Ach H-bridge; ACDS senses current internally, no external sense resistor required."
      },
      {
        "number": "16",
        "name": "RSAGND",
        "type": "power_in",
        "description": "Ach motor power ground / sense return. Second RSAGND pad; tie to pin 15 at the driver."
      },
      {
        "number": "17",
        "name": "OUTA-",
        "type": "output",
        "description": "Ach motor output (-). H-bridge output to motor coil A (negative terminal), 2.0 A max."
      },
      {
        "number": "18",
        "name": "OUTA-",
        "type": "output",
        "description": "Ach motor output (-). Second OUTA- pad; tie to pin 17."
      },
      {
        "number": "19",
        "name": "OUTB-",
        "type": "output",
        "description": "Bch motor output (-). H-bridge output to motor coil B (negative terminal), 2.0 A max."
      },
      {
        "number": "20",
        "name": "OUTB-",
        "type": "output",
        "description": "Bch motor output (-). Second OUTB- pad; tie to pin 19."
      },
      {
        "number": "21",
        "name": "RSBGND",
        "type": "power_in",
        "description": "Bch motor power ground / sense return. Return path for the Bch H-bridge; ACDS provides sense-resistor-less current control."
      },
      {
        "number": "22",
        "name": "RSBGND",
        "type": "power_in",
        "description": "Bch motor power ground / sense return. Second RSBGND pad; tie to pin 21."
      },
      {
        "number": "23",
        "name": "OUTB+",
        "type": "output",
        "description": "Bch motor output (+). H-bridge output to motor coil B (positive terminal), 2.0 A max."
      },
      {
        "number": "24",
        "name": "OUTB+",
        "type": "output",
        "description": "Bch motor output (+). Second OUTB+ pad; tie to pin 23."
      },
      {
        "number": "25",
        "name": "NC",
        "type": "unconnected",
        "description": "No connection. Leave open."
      },
      {
        "number": "26",
        "name": "VMB",
        "type": "power_in",
        "description": "Bch motor power supply input (VM, up to 50 V, 2.0 A). Tie both VMB pins together at the driver and decouple locally."
      },
      {
        "number": "27",
        "name": "VMB",
        "type": "power_in",
        "description": "Bch motor power supply input (VM). Second VMB pad; must be shorted to pin 26."
      },
      {
        "number": "28",
        "name": "NC",
        "type": "unconnected",
        "description": "No connection. Leave open."
      },
      {
        "number": "29",
        "name": "GND",
        "type": "power_in",
        "description": "Signal/logic ground reference (0 V). Tie to the PCB ground plane at a single common point with other GND pins and the thermal pad."
      },
      {
        "number": "30",
        "name": "GND",
        "type": "power_in",
        "description": "Signal/logic ground reference (0 V)."
      },
      {
        "number": "31",
        "name": "VREFB",
        "type": "input",
        "description": "Bch current threshold reference. Analog voltage input that sets the peak coil-B current threshold together with the internal ACDS."
      },
      {
        "number": "32",
        "name": "VREFA",
        "type": "input",
        "description": "Ach current threshold reference. Analog voltage input that sets the peak coil-A current threshold."
      },
      {
        "number": "33",
        "name": "VCC",
        "type": "power_out",
        "description": "Internal 5 V regulator voltage monitor pin. Bypass to GND with a local ceramic capacitor; not intended to source external loads. Tie both VCC pins together."
      },
      {
        "number": "34",
        "name": "VCC",
        "type": "power_out",
        "description": "Internal 5 V regulator voltage monitor pin. Second VCC pad; must be tied to pin 33."
      },
      {
        "number": "35",
        "name": "OSCM",
        "type": "bidirectional",
        "description": "Internal oscillator frequency monitor and setting pin. Connect an external RC network to program the constant-current PWM chopping frequency; can also be monitored to observe the internal oscillator."
      },
      {
        "number": "36",
        "name": "NC",
        "type": "unconnected",
        "description": "No connection. Leave open."
      },
      {
        "number": "37",
        "name": "NC",
        "type": "unconnected",
        "description": "No connection. Leave open."
      },
      {
        "number": "38",
        "name": "NC",
        "type": "unconnected",
        "description": "No connection. Leave open."
      },
      {
        "number": "39",
        "name": "DMODE0",
        "type": "input",
        "description": "Step resolution setting pin No.0. Logic input (VIL ≤ 0.8 V, 2.0 V ≤ VIH ≤ 5.5 V). Combined with DMODE1/2 to select Full, Half-a, Half-b, 1/4, 1/8, 1/16, or 1/32 micro-stepping."
      },
      {
        "number": "40",
        "name": "DMODE1",
        "type": "input",
        "description": "Step resolution setting pin No.1. Logic input paired with DMODE0 and DMODE2 to select the micro-stepping resolution."
      },
      {
        "number": "41",
        "name": "DMODE2",
        "type": "input",
        "description": "Step resolution setting pin No.2. Logic input paired with DMODE0/1 to select the micro-stepping resolution."
      },
      {
        "number": "42",
        "name": "CW/CCW",
        "type": "input",
        "description": "Rotation direction select. Logic input that sets the current direction / motor rotation sense (clockwise vs counter-clockwise)."
      },
      {
        "number": "43",
        "name": "CLK",
        "type": "input",
        "description": "Step clock input. Each rising edge advances the internal electrical angle by one micro-step (as selected by DMODE0..2). Logic-level input (VIL ≤ 0.8 V, VIH 2.0-5.5 V)."
      },
      {
        "number": "44",
        "name": "ENABLE",
        "type": "input",
        "description": "Motor output enable. Logic input that turns the H-bridge outputs ON/OFF (active-high enable)."
      },
      {
        "number": "45",
        "name": "RESET",
        "type": "input",
        "description": "Electrical-angle initialize input. Logic input; when asserted, resets the internal step counter/electrical angle to the initial state."
      },
      {
        "number": "46",
        "name": "MO",
        "type": "output",
        "description": "Electrical-angle monitor output. Digital output that indicates when the internal electrical angle is at the reference (home) position - used by external logic to synchronize with the initial angle."
      },
      {
        "number": "47",
        "name": "LO1",
        "type": "output",
        "description": "Error flag output pin No.1. Open-drain-style status output that signals fault conditions (TSD/ISD/OPD/POR) in combination with LO2."
      },
      {
        "number": "48",
        "name": "LO2",
        "type": "output",
        "description": "Error flag output pin No.2. Status output paired with LO1 to encode which fault has been detected."
      }
    ],
    "provenance": {
      "extractor": "ds2sf",
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588927815941574656",
        "pages": null,
        "sha256": "763c07ac64dd7f34",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 48,
        "described": 48,
        "cites_pages": true,
        "refuses_to_fabricate": true
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        "checked": "2026-10-07",
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  },
  "metadata": {
    "specs": {
      "Manufacturer": "TOSHIBA",
      "Package": "VQFN-48-EP(7x7)",
      "Category": "Motor Driver ICs",
      "Pins": "48"
    }
  },
  "variants": [
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      "mpn": "TB67S279FTG",
      "kind": "packaging"
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  "discovery_pitch": "TB67S279FTG (TOSHIBA) component page with datasheet-verified CAD.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
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  "updated_at": "2026-09-25T09:20:26.109Z"
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