main
Ray Set visibility: public c20ab8a 8d ago
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{
  "schema_version": 1,
  "type": "component",
  "slug": "mst1694kc-a",
  "title": "MST1694KC-A",
  "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-a",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "MST1694KC-A",
    "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/8603384788539887616",
    "parts": {
      "symbol": "mst1694kc-a.kicad_sym",
      "footprint": "mst1694kc-a.kicad_mod",
      "model_3d": "mst1694kc-a-hero.glb",
      "model_3d_plain": "mst1694kc-a-etched.glb",
      "model_3d_step": "mst1694kc-a-etched.step",
      "model_3d_step_plain": "mst1694kc-a.step",
      "lbr": "mst1694kc-a.lbr"
    },
    "distributor_links": {
      "lcsc": "C20416407"
    },
    "distributor_check": {
      "checked_at": "2026-10-19T01:02:34Z",
      "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 of the internal 100V power MOSFET; pins 1 and 2 are tied together as the source connection (datasheet gives no separate limit for this pin)."
      },
      {
        "number": "2",
        "name": "S",
        "type": "passive",
        "description": "MOSFET source of the internal 100V power MOSFET; pins 1 and 2 are tied together as the source connection (datasheet gives no separate limit for this pin)."
      },
      {
        "number": "3",
        "name": "VCC",
        "type": "power_in",
        "description": "Chip supply pin: VCC absolute maximum is -0.3 to 7 V, UVLO rising threshold VUVLO1 is 3 V, and the typical set voltage is 5.6 V (range 5 to 5.8 V)."
      },
      {
        "number": "4",
        "name": "VO",
        "type": "power_out",
        "description": "Internal supply pin that takes the output voltage to supply VCC directly; absolute maximum is -0.3 to 25 V."
      },
      {
        "number": "5",
        "name": "D",
        "type": "passive",
        "description": "MOSFET drain of the internal 100V power MOSFET; absolute maximum drain voltage VD is -0.7 to 100 V."
      },
      {
        "number": "6",
        "name": "D",
        "type": "passive",
        "description": "MOSFET drain of the internal 100V power MOSFET; absolute maximum drain voltage VD is -0.7 to 100 V."
      },
      {
        "number": "7",
        "name": "D",
        "type": "passive",
        "description": "MOSFET drain of the internal 100V power MOSFET; absolute maximum drain voltage VD is -0.7 to 100 V."
      },
      {
        "number": "8",
        "name": "D",
        "type": "passive",
        "description": "MOSFET drain of the internal 100V power MOSFET; absolute maximum drain voltage VD is -0.7 to 100 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 VO only as an 'internal supply pin' (内部供电引脚) and gives no direction; power_out i; Datasheet groups pins 1,2 (S) and 5,6,7,8 (D) in one table row each, so the per-pin descriptions are; Pinout is taken from the SOP-8 table on page 2. The datasheet ordering table (page 7) lists only SOP"
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        "pages_sent": 11,
        "cost_usd": 0.0342,
        "at": "2026-10-19T01:00:00"
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      "datasheet": {
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        "pages": 11,
        "sha256": "44fef75b486910c4",
        "source_tier": "lcsc"
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      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 8,
        "described": 8,
        "cites_pages": true,
        "refuses_to_fabricate": true
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        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "07f46cff378d30e6c27dfd5a03092c795323f86d91c71fc7e743f4f418dc553a",
        "checked": "2026-10-19",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
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      {
        "file": "mst1694kc-a-etched.step",
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        "sha256": "cb5131f62518562f9b88c5fc01dbc03a7fdfa42c814f59264db8b14b803b11d6",
        "checked": "2026-10-19",
        "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": "44fef75b486910c4208e694ee95b52eef83ec7ffe2fffdf868a6fed6f4434d85",
      "rows": [
        {
          "name": "VCC 耐压 (VCC pin voltage)",
          "symbol": "VCC",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 7,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "VOUT 耐压 (Vo pin voltage)",
          "symbol": "Vo",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 25,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "VD D 耐压 (drain voltage)",
          "symbol": "VD D",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.7,
          "typ": null,
          "max": 100,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "存储温度 (storage temperature)",
          "symbol": "Tstg",
          "kind": "absolute_maximum",
          "unit": "℃",
          "min": -55,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "VCC 设定电压 (VCC set voltage)",
          "symbol": "",
          "kind": "electrical",
          "unit": "V",
          "min": 5,
          "typ": 5.6,
          "max": 5.8,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "开启阈值 (turn-on threshold)",
          "symbol": "VON_TH",
          "kind": "electrical",
          "unit": "mV",
          "min": -250,
          "typ": -260,
          "max": -300,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "关断阈值 (turn-off threshold)",
          "symbol": "VOFF_TH1",
          "kind": "electrical",
          "unit": "mV",
          "min": -20,
          "typ": -12,
          "max": -9,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "钳位电压 (clamp voltage)",
          "symbol": "VREG(DRV)",
          "kind": "electrical",
          "unit": "mV",
          "min": -50,
          "typ": -40,
          "max": -32,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "最小开启时间 (minimum on time)",
          "symbol": "TON_MIN",
          "kind": "timing",
          "unit": "ns",
          "min": 550,
          "typ": 650,
          "max": 800,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "最小关断时间 (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": "VCC UVLO 阈值 (UVLO release voltage)",
          "symbol": "VUVLO1",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 3,
          "max": null,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "VCC UVLO 迟滞 (UVLO hysteresis)",
          "symbol": "VUVLO2",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 0.4,
          "max": null,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "VOUT 充电电流 (VOUT charge current)",
          "symbol": "IVOUT_CHG",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 65,
          "max": null,
          "conditions": "VO=5V, VCC=3.5V",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "静态电流 (quiescent current)",
          "symbol": "IQ",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": 150,
          "max": null,
          "conditions": "VO=12V",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "开启延时 (turn-on delay)",
          "symbol": "",
          "kind": "timing",
          "unit": "ns",
          "min": null,
          "typ": 80,
          "max": null,
          "conditions": "CLOAD = 5nF",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "开启延时 (turn-on delay)",
          "symbol": "",
          "kind": "timing",
          "unit": "ns",
          "min": null,
          "typ": 90,
          "max": null,
          "conditions": "CLOAD = 10nF",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "关断延时 (turn-off delay)",
          "symbol": "",
          "kind": "timing",
          "unit": "ns",
          "min": null,
          "typ": 15,
          "max": null,
          "conditions": "CLOAD = 5nF",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "关断延时 (turn-off delay)",
          "symbol": "",
          "kind": "timing",
          "unit": "ns",
          "min": null,
          "typ": 25,
          "max": null,
          "conditions": "CLOAD = 10nF",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "关断迟滞 (VDS turn-off hysteresis)",
          "symbol": "VB-OFF",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 3,
          "max": null,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "高端检测电压 (high-side detection voltage)",
          "symbol": "VPS_ON_DET",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 6,
          "max": null,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "高端检测时间 (high-side detection time)",
          "symbol": "TPS_ON_DET",
          "kind": "timing",
          "unit": "us",
          "min": null,
          "typ": 0.3,
          "max": null,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "最大驱动电流 (maximum drive current)",
          "symbol": "",
          "kind": "electrical",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": 0.8,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "最大灌电流 (maximum sink current)",
          "symbol": "",
          "kind": "electrical",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": 4.5,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "内置MOS内阻 (internal MOSFET on-resistance)",
          "symbol": "",
          "kind": "electrical",
          "unit": "mR",
          "min": null,
          "typ": 17,
          "max": null,
          "conditions": "Vgs=5.5V",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "最大开关频率 (maximum switching frequency)",
          "symbol": "FMAX",
          "kind": "absolute_maximum",
          "unit": "KHz",
          "min": null,
          "typ": null,
          "max": 200,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "热阻 (thermal resistance, junction to ambient)",
          "symbol": "ΘJA",
          "kind": "thermal",
          "unit": "℃/W",
          "min": null,
          "typ": 150,
          "max": null,
          "conditions": "SOP8 package",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "焊接温度 (soldering temperature)",
          "symbol": "Tsolder",
          "kind": "absolute_maximum",
          "unit": "℃",
          "min": null,
          "typ": null,
          "max": 260,
          "conditions": "10s",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "ESD 人体模式 (HBM ESD)",
          "symbol": "VESD",
          "kind": "absolute_maximum",
          "unit": "KV",
          "min": null,
          "typ": null,
          "max": 6,
          "conditions": "HBM",
          "source_page": 3,
          "source": "datasheet"
        }
      ]
    }
  },
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  "sections": [
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  ],
  "discovery_triggers": [
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  ],
  "discovery_pitch": "MST1694KC-A (MST) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
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}