MST1174KP

{
  "slug": "mst1174kp",
  "version": "0.1.0",
  "type": "component",
  "description": "MST LED Drivers, SOP-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "led drivers",
    "mst1174kp",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "mst1174kp.kicad_sym",
    "mst1174kp.kicad_mod",
    "mst1174kp.glb",
    "mst1174kp.step",
    "mst1174kp.lbr",
    "docs/hero.png",
    "docs/mst1174kp-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "mst1174kp-hero.glb",
    "mst1174kp-hero.overlay.json",
    "mst1174kp-etched.glb"
  ],
  "component": {
    "mpn": "MST1174KP",
    "manufacturer": "MST",
    "package": "SOP-8",
    "pin_count": 8,
    "category": "LED Drivers",
    "subcategory": "LED Drivers",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603385074465591296",
    "parts": {
      "symbol": "mst1174kp.kicad_sym",
      "footprint": "mst1174kp.kicad_mod",
      "model_3d": "mst1174kp-hero.glb",
      "model_3d_plain": "mst1174kp-etched.glb",
      "model_3d_step": "mst1174kp-etched.step",
      "model_3d_step_plain": "mst1174kp.step",
      "lbr": "mst1174kp.lbr"
    },
    "distributor_links": {
      "lcsc": "C22395109"
    },
    "distributor_check": {
      "checked_at": "2026-10-18T03:49:29Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "NC",
        "type": "unconnected",
        "description": "No connection; the datasheet lists this pin as not connected."
      },
      {
        "number": "2",
        "name": "NC",
        "type": "unconnected",
        "description": "No connection; the datasheet lists this pin as not connected."
      },
      {
        "number": "3",
        "name": "VIN",
        "type": "power_in",
        "description": "External power input from the positive battery terminal; DC supply range is 9V to 18V, and VIN to VOUT must not exceed 45V (absolute maximum)."
      },
      {
        "number": "4",
        "name": "VIN",
        "type": "power_in",
        "description": "External power input from the positive battery terminal; DC supply range is 9V to 18V, and VIN to VOUT must not exceed 45V (absolute maximum)."
      },
      {
        "number": "5",
        "name": "VOUT",
        "type": "power_out",
        "description": "Flasher output that switches the bulb (connected between VOUT and GND) on and off at about 1.42Hz with 50% duty; current is limited to 12A and the peak output current is internally limited."
      },
      {
        "number": "6",
        "name": "VOUT",
        "type": "power_out",
        "description": "Flasher output that switches the bulb (connected between VOUT and GND) on and off at about 1.42Hz with 50% duty; current is limited to 12A and the peak output current is internally limited."
      },
      {
        "number": "7",
        "name": "CEXT",
        "type": "passive",
        "description": "Connects the external energy-storage capacitor (application note cites 47uF 25V) that powers the internal supply, which reaches about 5.3V; CEXT to VOUT must not exceed 5.3V (absolute maximum)."
      },
      {
        "number": "8",
        "name": "NC",
        "type": "unconnected",
        "description": "No connection; the datasheet lists this pin as not connected."
      }
    ],
    "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: Pin 7 CEXT type is a judgment call: the datasheet only says 'Connect external capacitor, internal po; VOUT pins 5 and 6 are typed power_out based on the 'Flasher output' label. The datasheet does not gi; The pin table lists no GND pin, yet the datasheet says the bulb is connected between VOUT and GND an"
        ],
        "pages_sent": 12,
        "cost_usd": 0.0359,
        "at": "2026-10-18T03:46:04"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603385074465591296",
        "pages": 12,
        "sha256": "c25a28a146c35f7b",
        "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": "mst1174kp.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": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "mst1174kp-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": "9f19221c51ff036cfeb9320e5d44c44ca65ea421a5bdfd2ad7d01a2da3f6c65b",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}