SA8339-MS

{
  "slug": "sa8339-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",
    "sa8339-ms",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "sa8339-ms.kicad_sym",
    "sa8339-ms.kicad_mod",
    "sa8339-ms.glb",
    "sa8339-ms.step",
    "sa8339-ms.lbr",
    "docs/hero.png",
    "docs/sa8339-ms-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "sa8339-ms-hero.glb",
    "sa8339-ms-hero.overlay.json",
    "sa8339-ms-etched.glb"
  ],
  "component": {
    "mpn": "SA8339-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/8603015262552158208",
    "parts": {
      "symbol": "sa8339-ms.kicad_sym",
      "footprint": "sa8339-ms.kicad_mod",
      "model_3d": "sa8339-ms-hero.glb",
      "model_3d_plain": "sa8339-ms-etched.glb",
      "model_3d_step": "sa8339-ms-etched.step",
      "model_3d_step_plain": "sa8339-ms.step",
      "lbr": "sa8339-ms.lbr"
    },
    "distributor_links": {
      "lcsc": "C22462547"
    },
    "distributor_check": {
      "checked_at": "2026-10-19T03:23:40Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "BI",
        "type": "input",
        "description": "Reverse-direction logic input with VIH min 2.2 V, VIL max 0.7 V, input high current 110 µA typical at 5 V, and a 18 V maximum input voltage; it should be left floating or held low/high-impedance until 3 ms after VCC power-up, and must not be driven high before then."
      },
      {
        "number": "2",
        "name": "FI",
        "type": "input",
        "description": "Forward-direction logic input with VIH min 2.2 V, VIL max 0.7 V, input high current 110 µA typical at 5 V, and a 18 V maximum input voltage; it should be left floating or held low/high-impedance until 3 ms after VCC power-up, and input control frequency must not exceed 30 kHz."
      },
      {
        "number": "3",
        "name": "GND",
        "type": "power_in",
        "description": "Ground terminal to which all voltages in the datasheet are referenced."
      },
      {
        "number": "4",
        "name": "VCC",
        "type": "power_in",
        "description": "Power supply input with operating range 3.0 V to 18 V (absolute maximum 20 V), with undervoltage lockout at 1.9 V to 2.8 V, and VCC input capacitors (0.1 µF plus bulk) to be placed as close to this pin as possible."
      },
      {
        "number": "5",
        "name": "FO",
        "type": "output",
        "description": "Forward H-bridge output, paired internally with pin 6, rated for 5.0 A continuous output current on a 40 mm² single-sided FR4 PCB (9.0 A absolute maximum), and open in stop mode."
      },
      {
        "number": "6",
        "name": "FO",
        "type": "output",
        "description": "Forward H-bridge output, paired internally with pin 5, rated for 5.0 A continuous output current on a 40 mm² single-sided FR4 PCB (9.0 A absolute maximum), and open in stop mode."
      },
      {
        "number": "7",
        "name": "BO",
        "type": "output",
        "description": "Reverse H-bridge output, paired internally with pin 8, rated for 5.0 A continuous output current on a 40 mm² single-sided FR4 PCB (9.0 A absolute maximum), and open in stop mode."
      },
      {
        "number": "8",
        "name": "BO",
        "type": "output",
        "description": "Reverse H-bridge output, paired internally with pin 7, rated for 5.0 A continuous output current on a 40 mm² single-sided FR4 PCB (9.0 A absolute maximum), and open in stop mode."
      }
    ],
    "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: Pins 5/6 (FO) and 7/8 (BO) are each a single function listed on two package pins in the datasheet pi; Output current rating of 5.0 A is stated as a recommended value based on a 40 mm² single-sided FR4 P; The datasheet only gives the SOP-8 package for SA8339-MS, so the pinout above is for that package an"
        ],
        "pages_sent": 9,
        "cost_usd": 0.0375,
        "at": "2026-10-19T03:21:35"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603015262552158208",
        "pages": 9,
        "sha256": "fc1c3f77ab166a80",
        "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": "sa8339-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": "2026-10-19",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "sa8339-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": "322e35fc495ff52db13315b729a174f2aece580efc3023eca5f449f43442a32e",
        "checked": "2026-10-19",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}