L293DN

{
  "slug": "l293dn",
  "version": "0.1.0",
  "type": "component",
  "description": "HGSEMI Stepper Motor Driver, DIP-16. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "motor driver ics",
    "l293dn",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "l293dn.kicad_sym",
    "l293dn.kicad_mod",
    "l293dn.glb",
    "l293dn.step",
    "l293dn.lbr",
    "docs/hero.png",
    "docs/l293dn-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "l293dn-hero.glb",
    "l293dn-hero.overlay.json",
    "l293dn-etched.glb"
  ],
  "component": {
    "mpn": "L293DN",
    "manufacturer": "HGSEMI",
    "package": "DIP-16",
    "pin_count": 16,
    "category": "Motor Driver ICs",
    "subcategory": "Stepper Motor Driver",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8756967443791396864",
    "parts": {
      "symbol": "l293dn.kicad_sym",
      "footprint": "l293dn.kicad_mod",
      "model_3d": "l293dn-hero.glb",
      "model_3d_plain": "l293dn-etched.glb",
      "model_3d_step": "l293dn-etched.step",
      "model_3d_step_plain": "l293dn.step",
      "lbr": "l293dn.lbr"
    },
    "distributor_links": {
      "lcsc": "C434590"
    },
    "distributor_check": {
      "checked_at": "2026-10-18T04:35:57Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "ENABLE 1",
        "type": "input",
        "description": "Enable input for channels 1 and 2 (low ≤1.5 V disables outputs to high impedance, high 2.3 V to VSS enables; max 7 V)."
      },
      {
        "number": "2",
        "name": "INPUT 1",
        "type": "input",
        "description": "Logic input for channel 1 (VIL max 1.5 V, VIH min 2.3 V, max 7 V)."
      },
      {
        "number": "3",
        "name": "OUTPUT 1",
        "type": "output",
        "description": "Channel 1 driver output with internal clamp diodes, rated 600 mA per channel (1.0 A peak non-repetitive)."
      },
      {
        "number": "4",
        "name": "GND",
        "type": "power_in",
        "description": "Ground, one of 4 center pins connected together and used for heatsinking."
      },
      {
        "number": "5",
        "name": "GND",
        "type": "power_in",
        "description": "Ground, one of 4 center pins connected together and used for heatsinking."
      },
      {
        "number": "6",
        "name": "OUTPUT 2",
        "type": "output",
        "description": "Channel 2 driver output with internal clamp diodes, rated 600 mA per channel (1.0 A peak non-repetitive)."
      },
      {
        "number": "7",
        "name": "INPUT 2",
        "type": "input",
        "description": "Logic input for channel 2 (VIL max 1.5 V, VIH min 2.3 V, max 7 V)."
      },
      {
        "number": "8",
        "name": "VS",
        "type": "power_in",
        "description": "Output stage supply voltage for the load drivers, maximum 36 V."
      },
      {
        "number": "9",
        "name": "ENABLE 2",
        "type": "input",
        "description": "Enable input for channels 3 and 4 (low ≤1.5 V disables outputs to high impedance, high 2.3 V to VSS enables; max 7 V)."
      },
      {
        "number": "10",
        "name": "INPUT 3",
        "type": "input",
        "description": "Logic input for channel 3 (VIL max 1.5 V, VIH min 2.3 V, max 7 V)."
      },
      {
        "number": "11",
        "name": "OUTPUT 3",
        "type": "output",
        "description": "Channel 3 driver output with internal clamp diodes, rated 600 mA per channel (1.0 A peak non-repetitive)."
      },
      {
        "number": "12",
        "name": "GND",
        "type": "power_in",
        "description": "Ground, one of 4 center pins connected together and used for heatsinking."
      },
      {
        "number": "13",
        "name": "GND",
        "type": "power_in",
        "description": "Ground, one of 4 center pins connected together and used for heatsinking."
      },
      {
        "number": "14",
        "name": "OUTPUT 4",
        "type": "output",
        "description": "Channel 4 driver output with internal clamp diodes, rated 600 mA per channel (1.0 A peak non-repetitive)."
      },
      {
        "number": "15",
        "name": "INPUT 4",
        "type": "input",
        "description": "Logic input for channel 4 (VIL max 1.5 V, VIH min 2.3 V, max 7 V)."
      },
      {
        "number": "16",
        "name": "VSS",
        "type": "power_in",
        "description": "Logic supply voltage, 4.5 V to 36 V."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.3",
        "primary_model": "claude-sonnet-5-5",
        "primary_mode": "text+vision",
        "consensus_model": "claude-opus-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: The electrical characteristics table (page 4) gives the VS and VSS pin numbers as 10 and 20, which a; The table gives the enable pins as 1 and 11 and the input pins as 2, 9, 12 and 19, which are SOP num",
          "vision extraction: provenance cannot be text-verified; needs consensus"
        ],
        "pages_sent": 8,
        "cost_usd": 0.2462,
        "at": "2026-10-18T04:34:18"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8756967443791396864",
        "pages": 8,
        "sha256": "8734b54abdac9c39",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 16,
        "described": 16,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "l293dn.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "body on z = 0, through-hole leads below",
        "extents_mm": [
          7.874,
          19.177,
          6.98
        ],
        "zmin_mm": -3.3,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "17a30b1f0ab3fd5384a1231e3c63c394888d5b952c542a8c189e023ed3467464",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "l293dn-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "body on z = 0, through-hole leads below",
        "extents_mm": [
          7.874,
          19.177,
          6.98
        ],
        "zmin_mm": -3.3,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "568784a88993a8cf5e20eb29fef6cd275f35a93797d3114f446adb451ddc201d",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}