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Ray Set visibility: public 61fe521 17d ago
{
  "schema_version": 1,
  "type": "component",
  "slug": "mst1694kc-b49",
  "title": "MST1694KC-B49",
  "brief": "MST AC-DC Controllers And Regulators, SOP-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "power management (pmic)",
    "mst1694kc-b49",
    "factory-2.0.0",
    "extractor-text"
  ],
  "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,
          4.9,
          1.75
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 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,
          4.9,
          1.75
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "03daff5b96d80146058e7e70ab6163a1418d43760a0aedff10160208174c1cb5",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "MST",
      "Package": "SOP-8",
      "Category": "Power Management (PMIC)",
      "Pins": "8"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "557174f9fd46d69728571b6ea4a034e311254200c9851127ca2a5b76352b1782",
      "rows": [
        {
          "name": "VCC withstand voltage (absolute max)",
          "symbol": "VCC",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 7,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "VOUT withstand voltage (absolute max)",
          "symbol": "Vo",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 25,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "D withstand voltage (absolute max)",
          "symbol": "VDD",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.7,
          "typ": null,
          "max": 60,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Storage temperature",
          "symbol": "Tstg",
          "kind": "absolute_maximum",
          "unit": "℃",
          "min": -55,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Maximum switching frequency",
          "symbol": "FMAX",
          "kind": "absolute_maximum",
          "unit": "KHz",
          "min": null,
          "typ": null,
          "max": 200,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Soldering temperature",
          "symbol": "Tsolder",
          "kind": "absolute_maximum",
          "unit": "℃",
          "min": null,
          "typ": null,
          "max": 260,
          "conditions": "10s",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "ESD human body model (HBM)",
          "symbol": "VESD",
          "kind": "absolute_maximum",
          "unit": "KV",
          "min": null,
          "typ": null,
          "max": 6,
          "conditions": "HBM",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "VCC set voltage",
          "symbol": "",
          "kind": "electrical",
          "unit": "V",
          "min": 5,
          "typ": 5.6,
          "max": 5.8,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Turn-on threshold",
          "symbol": "VON_TH",
          "kind": "electrical",
          "unit": "mV",
          "min": -250,
          "typ": -260,
          "max": -300,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Turn-off threshold",
          "symbol": "VOFF_TH1",
          "kind": "electrical",
          "unit": "mV",
          "min": -20,
          "typ": -12,
          "max": -9,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Clamp voltage",
          "symbol": "VREG(DRV)",
          "kind": "electrical",
          "unit": "mV",
          "min": -50,
          "typ": -40,
          "max": -32,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Minimum on-time",
          "symbol": "TON_MIN",
          "kind": "timing",
          "unit": "ns",
          "min": 550,
          "typ": 650,
          "max": 800,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Minimum off-time",
          "symbol": "TOFF_MIN",
          "kind": "timing",
          "unit": "us",
          "min": 0.9,
          "typ": 1.2,
          "max": 1.5,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Maximum drive current",
          "symbol": "",
          "kind": "electrical",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": 0.8,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Maximum sink current",
          "symbol": "",
          "kind": "electrical",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": 4.5,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Thermal resistance, junction to ambient (SOP8)",
          "symbol": "ΘJA",
          "kind": "thermal",
          "unit": "℃/W",
          "min": null,
          "typ": 150,
          "max": null,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        }
      ]
    }
  },
  "variants": [],
  "sections": [
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    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "mst1694kc-b49"
  ],
  "discovery_pitch": "MST1694KC-B49 (MST) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "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"
  ],
  "visibility": {
    "public": true
  }
}