SA8337-MS

{
  "slug": "sa8337-ms",
  "version": "0.1.0",
  "type": "component",
  "description": "MSKSEMI Brushed DC Motor Drivers, SOP-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "motor driver ics",
    "sa8337-ms",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "sa8337-ms.kicad_sym",
    "sa8337-ms.kicad_mod",
    "sa8337-ms.glb",
    "sa8337-ms.step",
    "sa8337-ms.lbr",
    "docs/hero.png",
    "docs/sa8337-ms-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "sa8337-ms-hero.glb",
    "sa8337-ms-hero.overlay.json"
  ],
  "component": {
    "mpn": "SA8337-MS",
    "manufacturer": "MSKSEMI",
    "package": "SOP-8",
    "pin_count": 8,
    "category": "Motor Driver ICs",
    "subcategory": "Brushed DC Motor Drivers",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603386187122302976",
    "parts": {
      "symbol": "sa8337-ms.kicad_sym",
      "footprint": "sa8337-ms.kicad_mod",
      "model_3d": "sa8337-ms-hero.glb",
      "model_3d_plain": "sa8337-ms.glb",
      "model_3d_step": "sa8337-ms-etched.step",
      "model_3d_step_plain": "sa8337-ms.step",
      "lbr": "sa8337-ms.lbr"
    },
    "distributor_links": {
      "lcsc": "C22462545"
    },
    "distributor_check": {
      "checked_at": "2026-10-09T22:15:25Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "deferred",
        "error": "shared DigiKey quota guard: 546 calls left today"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "BI",
        "type": "input",
        "description": "Reverse-direction logic input with VIH of at least 2.2 V and VIL of at most 0.7 V; it must stay low or high-impedance until VCC has been applied for 3 ms (tD), and its frequency must not exceed 30 kHz."
      },
      {
        "number": "2",
        "name": "FI",
        "type": "input",
        "description": "Forward-direction logic input with VIH of at least 2.2 V and VIL of at most 0.7 V; it must stay low or high-impedance until VCC has been applied for 3 ms (tD), and its frequency must not exceed 30 kHz."
      },
      {
        "number": "3",
        "name": "GND",
        "type": "power_in",
        "description": "Ground terminal; all absolute maximum and electrical voltages are referenced to this pin."
      },
      {
        "number": "4",
        "name": "VCC",
        "type": "power_in",
        "description": "Motor and logic supply input with an operating range of 3 V to 18 V and an absolute maximum of 20 V, decoupled close to the pin with the recommended capacitors."
      },
      {
        "number": "5",
        "name": "FO",
        "type": "output",
        "description": "Forward H-bridge motor output, high in forward mode and low in reverse or brake mode, rated for a continuous output current of 5.0 A (9.0 A absolute maximum)."
      },
      {
        "number": "6",
        "name": "FO",
        "type": "output",
        "description": "Forward H-bridge motor output, high in forward mode and low in reverse or brake mode, rated for a continuous output current of 5.0 A (9.0 A absolute maximum)."
      },
      {
        "number": "7",
        "name": "BO",
        "type": "output",
        "description": "Reverse H-bridge motor output, high in reverse mode and low in forward or brake mode, rated for a continuous output current of 5.0 A (9.0 A absolute maximum)."
      },
      {
        "number": "8",
        "name": "BO",
        "type": "output",
        "description": "Reverse H-bridge motor output, high in reverse mode and low in forward or brake mode, rated for a continuous output current of 5.0 A (9.0 A absolute maximum)."
      }
    ],
    "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 datasheet lists pins 5 and 6 together as one FO function and pins 7 and 8 together as one BO fun; The datasheet is in Chinese. The descriptions above are translated from it, and the 5.0 A and 9.0 A "
        ],
        "pages_sent": 9,
        "cost_usd": 0.0359,
        "at": "2026-10-09T22:13:07"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603386187122302976",
        "pages": 9,
        "sha256": "784ab8bc7cbbbf08",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 8,
        "described": 8,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "sa8337-ms.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.0,
          4.9,
          1.75
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "07f46cff378d30e6c27dfd5a03092c795323f86d91c71fc7e743f4f418dc553a",
        "checked": "2026-10-09",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "sa8337-ms-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.0,
          4.9,
          1.75
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "1bfa5ef5f8060028400d69e4e02471e239fc58f4d3e2933448045fac2adbdbd4",
        "checked": "2026-10-09",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}