BD63860EFV-E2

{
  "slug": "bd63860efv-e2",
  "version": "0.1.0",
  "type": "component",
  "description": "ROHM Semicon Stepper Motor Driver, HTSSOP-28-EP. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "motor driver ics",
    "bd63860efv-e2",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
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    "README.md",
    "bd63860efv-e2.kicad_sym",
    "bd63860efv-e2.kicad_mod",
    "bd63860efv-e2.glb",
    "bd63860efv-e2.step",
    "bd63860efv-e2.lbr",
    "docs/hero.png",
    "docs/bd63860efv-e2-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "bd63860efv-e2-hero.glb",
    "bd63860efv-e2-hero.overlay.json",
    "bd63860efv-e2-etched.glb"
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  "component": {
    "mpn": "BD63860EFV-E2",
    "manufacturer": "ROHM Semicon",
    "package": "HTSSOP-28-EP",
    "pin_count": 29,
    "category": "Motor Driver ICs",
    "subcategory": "Stepper Motor Driver",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588908642838196224",
    "parts": {
      "symbol": "bd63860efv-e2.kicad_sym",
      "footprint": "bd63860efv-e2.kicad_mod",
      "model_3d": "bd63860efv-e2-hero.glb",
      "model_3d_plain": "bd63860efv-e2-etched.glb",
      "model_3d_step": "bd63860efv-e2-etched.step",
      "model_3d_step_plain": "bd63860efv-e2.step",
      "lbr": "bd63860efv-e2.lbr"
    },
    "distributor_links": {
      "lcsc": "C600853",
      "digikey": "BD63860EFV-E2TR-ND",
      "mouser": "755-BD63860EFV-E2"
    },
    "distributor_check": {
      "checked_at": "2026-10-18T03:09:10Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "BD63860EFV-E2TR-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "755-BD63860EFV-E2",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "RNF1",
        "type": "passive",
        "description": "Output current-sense resistor connection for channel 1; sense resistor allowable 0.1 Ω to 0.4 Ω and RNF pin maximum voltage 1.0 V."
      },
      {
        "number": "2",
        "name": "N.C.",
        "type": "unconnected",
        "description": "No connection; no function assigned in the datasheet."
      },
      {
        "number": "3",
        "name": "CW/CCW",
        "type": "input",
        "description": "Sets motor rotation direction: L = clockwise, H = counterclockwise; logic input with H 2.0 V to 5.5 V and L 0 V to 0.8 V."
      },
      {
        "number": "4",
        "name": "OUT1A",
        "type": "output",
        "description": "H-bridge channel 1 output A to the motor; maximum output current 2.5 A per phase and ON-resistance 1.0 Ω max (total top and bottom FET at 1.5 A)."
      },
      {
        "number": "5",
        "name": "MTH",
        "type": "input",
        "description": "Sets the current decay ratio; input voltage range 0 V to 3.5 V."
      },
      {
        "number": "6",
        "name": "CR1",
        "type": "passive",
        "description": "PWM frequency RC connection; allowable C is 470 pF to 4700 pF and R is 10 kΩ to 100 kΩ."
      },
      {
        "number": "7",
        "name": "GND",
        "type": "power_in",
        "description": "Ground terminal; must be the lowest potential in the system under all operating conditions."
      },
      {
        "number": "8",
        "name": "VREF",
        "type": "power_in",
        "description": "Sets the output current value; input voltage range 0 V to 3.2 V."
      },
      {
        "number": "9",
        "name": "CR2",
        "type": "passive",
        "description": "PWM frequency RC connection; allowable C is 470 pF to 4700 pF and R is 10 kΩ to 100 kΩ."
      },
      {
        "number": "10",
        "name": "VCR",
        "type": "input",
        "description": "Sets the decay mode; input voltage range 3.0 V to 5.5 V."
      },
      {
        "number": "11",
        "name": "OUT2A",
        "type": "output",
        "description": "H-bridge channel 2 output A to the motor; maximum output current 2.5 A per phase."
      },
      {
        "number": "12",
        "name": "MODE2",
        "type": "input",
        "description": "Motor excitation mode select (with MODE1: full, half A, quarter or eighth step); logic input with H 2.0 V to 5.5 V and L 0 V to 0.8 V."
      },
      {
        "number": "13",
        "name": "MODE1",
        "type": "input",
        "description": "Motor excitation mode select (with MODE2: full, half A, quarter or eighth step); logic input with H 2.0 V to 5.5 V and L 0 V to 0.8 V."
      },
      {
        "number": "14",
        "name": "RNF2",
        "type": "passive",
        "description": "Output current-sense resistor connection for channel 2; sense resistor allowable 0.1 Ω to 0.4 Ω and RNF pin maximum voltage 1.0 V."
      },
      {
        "number": "15",
        "name": "VCC2",
        "type": "power_in",
        "description": "Motor supply for channel 2; operating range 16 V to 28 V with absolute maximum 36 V, must be shorted to VCC1 and bypassed to GND."
      },
      {
        "number": "16",
        "name": "SR",
        "type": "input",
        "description": "Logic control input (H 2.0 V to 5.5 V, L 0 V to 0.8 V) listed with the control inputs; its function is not described in the provided text."
      },
      {
        "number": "17",
        "name": "RESET",
        "type": "input",
        "description": "Reset terminal; logic control input (H 2.0 V to 5.5 V, L 0 V to 0.8 V) whose reset action is not described in the provided text."
      },
      {
        "number": "18",
        "name": "OUT2B",
        "type": "output",
        "description": "H-bridge channel 2 output B to the motor; maximum output current 2.5 A per phase."
      },
      {
        "number": "19",
        "name": "CLK",
        "type": "input",
        "description": "Clock input; each rising edge advances the output electrical angle by one step, and excessive noise on this pin may cause motor misstep."
      },
      {
        "number": "20",
        "name": "TEST",
        "type": "input",
        "description": "Test terminal; connect to GND during normal operation."
      },
      {
        "number": "21",
        "name": "GND",
        "type": "power_in",
        "description": "Ground terminal; must be the lowest potential in the system under all operating conditions."
      },
      {
        "number": "22",
        "name": "N.C.",
        "type": "unconnected",
        "description": "No connection; no function assigned in the datasheet."
      },
      {
        "number": "23",
        "name": "N.C.",
        "type": "unconnected",
        "description": "No connection; no function assigned in the datasheet."
      },
      {
        "number": "24",
        "name": "N.C.",
        "type": "unconnected",
        "description": "No connection; no function assigned in the datasheet."
      },
      {
        "number": "25",
        "name": "OUT1B",
        "type": "output",
        "description": "H-bridge channel 1 output B to the motor; maximum output current 2.5 A per phase."
      },
      {
        "number": "26",
        "name": "ENABLE",
        "type": "input",
        "description": "Output enable: L = outputs active, H = outputs forced open with electrical angle maintained; logic input with H 2.0 V to 5.5 V and L 0 V to 0.8 V."
      },
      {
        "number": "27",
        "name": "PS",
        "type": "input",
        "description": "Power save: L = standby (outputs open, translator reset to 45° default), H = active; standby-to-active delay up to 40 µs."
      },
      {
        "number": "28",
        "name": "VCC1",
        "type": "power_in",
        "description": "Motor supply for channel 1; operating range 16 V to 28 V with absolute maximum 36 V, bypass with 47 µF to 470 µF electrolytic and 0.01 µF to 0.1 µF ceramic."
      },
      {
        "number": "29",
        "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-5-5",
        "primary_mode": "text",
        "consensus_model": "claude-sonnet-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: SR pin is listed in the pin table and control-input electrical table but its function is never descr; RESET pin is listed as a reset terminal but the datasheet gives no description of its active level o; Marked N.C. (no connection) in the pin table; typed as unconnected.",
          "exposed pad 29 added from the footprint"
        ],
        "pages_sent": 11,
        "cost_usd": 0.0918,
        "at": "2026-10-18T03:07:04"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588908642838196224",
        "pages": 11,
        "sha256": "4880297ce7be5201",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 29,
        "described": 29,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
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      "footprint": "viewers/footprint.html"
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        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "ff242f1d3be9d09e7f929707a2c5b1ee974a4f882053b04bcdb1cd2cb21223ef",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "bd63860efv-e2-etched.step",
        "role": "eda",
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        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
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        "sha256": "cba7d2466b7477c9862f52f2309de7826ff2692f341c714e37b41767bae19747",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}