MST1694KC-B49

{
  "slug": "mst1694kc-b49",
  "version": "0.1.0",
  "type": "component",
  "description": "MST AC-DC Controllers And Regulators, SOP-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "power management (pmic)",
    "mst1694kc-b49",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "mst1694kc-b49.kicad_sym",
    "mst1694kc-b49.kicad_mod",
    "mst1694kc-b49.glb",
    "mst1694kc-b49.step",
    "mst1694kc-b49.lbr",
    "docs/hero.png",
    "docs/mst1694kc-b49-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "mst1694kc-b49-hero.glb",
    "mst1694kc-b49-hero.overlay.json",
    "mst1694kc-b49-etched.glb"
  ],
  "component": {
    "mpn": "MST1694KC-B49",
    "manufacturer": "MST",
    "package": "SOP-8",
    "pin_count": 8,
    "category": "Power Management (PMIC)",
    "subcategory": "AC-DC Controllers And Regulators",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603385073408626688",
    "parts": {
      "symbol": "mst1694kc-b49.kicad_sym",
      "footprint": "mst1694kc-b49.kicad_mod",
      "model_3d": "mst1694kc-b49-hero.glb",
      "model_3d_plain": "mst1694kc-b49-etched.glb",
      "model_3d_step": "mst1694kc-b49-etched.step",
      "model_3d_step_plain": "mst1694kc-b49.step",
      "lbr": "mst1694kc-b49.lbr"
    },
    "distributor_links": {
      "lcsc": "C22395105"
    },
    "distributor_check": {
      "checked_at": "2026-10-18T07:30:40Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "S",
        "type": "passive",
        "description": "MOSFET source pin of the internal 60V power MOSFET; the datasheet gives no separate electrical limit for this pin."
      },
      {
        "number": "2",
        "name": "S",
        "type": "passive",
        "description": "MOSFET source pin of the internal 60V power MOSFET; the datasheet gives no separate electrical limit for this pin."
      },
      {
        "number": "3",
        "name": "VCC",
        "type": "power_in",
        "description": "Chip supply pin; absolute maximum VCC is -0.3 to 7 V, UVLO rising threshold is 3 V with 0.4 V hysteresis, and the VCC set voltage is 5 to 5.8 V (5.6 V typical)."
      },
      {
        "number": "4",
        "name": "VO",
        "type": "power_out",
        "description": "Internal supply pin used to charge from the power path; absolute maximum VO is -0.3 to 25 V and the datasheet lists a 65 mA VOUT charging current at VO=5V, VCC=3.5V."
      },
      {
        "number": "5",
        "name": "D",
        "type": "passive",
        "description": "MOSFET drain pin of the internal 60V power MOSFET; absolute maximum VDD is -0.7 to 60 V."
      },
      {
        "number": "6",
        "name": "D",
        "type": "passive",
        "description": "MOSFET drain pin of the internal 60V power MOSFET; absolute maximum VDD is -0.7 to 60 V."
      },
      {
        "number": "7",
        "name": "D",
        "type": "passive",
        "description": "MOSFET drain pin of the internal 60V power MOSFET; absolute maximum VDD is -0.7 to 60 V."
      },
      {
        "number": "8",
        "name": "D",
        "type": "passive",
        "description": "MOSFET drain pin of the internal 60V power MOSFET; absolute maximum VDD is -0.7 to 60 V."
      }
    ],
    "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: Datasheet describes pin 4 only as 'internal supply pin' (内部供电引脚) with no direction stated; power_out; The datasheet does not specify ERC classes for the MOSFET source/drain pins; 'passive' was assigned ; Package variant confirmed: ordering table (page 7) lists MST1694KC-B49 in SOP8 package with no inter"
        ],
        "pages_sent": 11,
        "cost_usd": 0.0287,
        "at": "2026-10-18T07:28:07"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603385073408626688",
        "pages": 11,
        "sha256": "557174f9fd46d697",
        "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": "mst1694kc-b49.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": "mst1694kc-b49-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": "03daff5b96d80146058e7e70ab6163a1418d43760a0aedff10160208174c1cb5",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}