main
Ray Set visibility: public c754225 14d ago
123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214215216217218219220221222223224225226227228229230231232233234235236237238239240241242243244245246247248249250251252253254255256257258259260261262263264265266267268269270271272273274275276277278279280281282283284285286287288289290291292293294295296297298299300301302303304305306307308309310311312313314315316317318319320321322323324325326327328329330331332333334335336337338339340341342343344345346347348349350351352353354355356357358359360361362363364365366367368369370371372373374375376377378379380381382383384385386387388389390391392393394395396397398399400401402403404405406407408409410411412413414415416417418419420421422423424425426427428429430431432433434435436437438439440441442443444445446447448449450451452453454455456457458459460461462463464465466467468469470471472473474475476477478479480481482483484485486487488489490491492493494495496497498499500501502503504505506507508509510511512513514515516517518519520521522523524525526527528529530531532533534535536537538539540541
{
  "schema_version": 1,
  "type": "component",
  "slug": "dk910",
  "title": "DK910",
  "brief": "Shenzhen DongKe Semicon 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)",
    "dk910",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "DK910",
    "manufacturer": "Shenzhen DongKe Semicon",
    "package": "SOP-8",
    "pin_count": 8,
    "category": "Power Management (PMIC)",
    "subcategory": "AC-DC Controllers And Regulators",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590230896935526400",
    "parts": {
      "symbol": "dk910.kicad_sym",
      "footprint": "dk910.kicad_mod",
      "model_3d": "dk910-hero.glb",
      "model_3d_plain": "dk910-etched.glb",
      "model_3d_step": "dk910-etched.step",
      "model_3d_step_plain": "dk910.step",
      "lbr": "dk910.lbr"
    },
    "distributor_links": {
      "lcsc": "C3010423"
    },
    "distributor_check": {
      "checked_at": "2026-10-20T17:19:55Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "IS",
        "type": "input",
        "description": "External resistor to GND sets the maximum primary peak current (Ip = 400 mV / Ris); the IS open-on voltage is 400 mV maximum and 160 mV minimum at VDD = 5 V."
      },
      {
        "number": "2",
        "name": "GND",
        "type": "power_in",
        "description": "Ground pin for the controller."
      },
      {
        "number": "3",
        "name": "FB",
        "type": "input",
        "description": "Primary-side feedback pin that senses the reflected output voltage for constant-voltage regulation (2.5 V internal reference) and constant-current control; FB above 3.8 V triggers open-loop protection and FB below 1.2 V for more than 32 ms triggers short-circuit protection."
      },
      {
        "number": "4",
        "name": "VCC",
        "type": "power_in",
        "description": "Supply pin for the IC; connect a 10 uF to 47 uF capacitor to GND, with operating voltage 4.3 V to 5.5 V and VCC overvoltage protection at 6.0 V to 6.6 V."
      },
      {
        "number": "5",
        "name": "OC",
        "type": "output",
        "description": "Drain of the internal 700 V high-voltage power MOSFET; the drain is rated 700 V minimum at Ioc = 1 mA, and the absolute pin voltage limit is -0.3 V to 730 V."
      },
      {
        "number": "6",
        "name": "OC",
        "type": "output",
        "description": "Drain of the internal 700 V high-voltage power MOSFET; the drain is rated 700 V minimum at Ioc = 1 mA, and the absolute pin voltage limit is -0.3 V to 730 V."
      },
      {
        "number": "7",
        "name": "OC",
        "type": "output",
        "description": "Drain of the internal 700 V high-voltage power MOSFET; the drain is rated 700 V minimum at Ioc = 1 mA, and the absolute pin voltage limit is -0.3 V to 730 V."
      },
      {
        "number": "8",
        "name": "OC",
        "type": "output",
        "description": "Drain of the internal 700 V high-voltage power MOSFET; the drain is rated 700 V minimum at Ioc = 1 mA, and the absolute pin voltage limit is -0.3 V to 730 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: The datasheet lists pins 5,6,7,8 together as one OC row; each is shown as an individual pin here wit; The datasheet does not state ERC electrical types. Types were assigned from function: IS and FB as i; Descriptions combine the function text with the limits given in the electrical and protection sectio"
        ],
        "pages_sent": 8,
        "cost_usd": 0.0279,
        "at": "2026-10-20T17:18:23"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590230896935526400",
        "pages": 8,
        "sha256": "25574aaedb9360d8",
        "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": "dk910.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": "2026-10-20",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "dk910-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": "7afbd35376e672edd9006819079ed66dc849bcabf4cfd78fb4346ae8bb40476d",
        "checked": "2026-10-20",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Shenzhen DongKe Semicon",
      "Package": "SOP-8",
      "Category": "Power Management (PMIC)",
      "Pins": "8"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "25574aaedb9360d8ba0159cd74e1663de7d3ef766e8c174544fd5ccd237ecdff",
      "rows": [
        {
          "name": "供电电压 VCC (supply voltage)",
          "symbol": "US",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 8,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "供电电流 VCC (supply current)",
          "symbol": "IS",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 100,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "引脚电压 (pin voltage)",
          "symbol": "UPV",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": null,
          "conditions": "Max printed as VCC+0.3",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "耐压 (pin withstand voltage)",
          "symbol": "UPP",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 730,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "峰值电流 (peak current)",
          "symbol": "IPEAK",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 900,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "总耗散功率 (total power dissipation)",
          "symbol": "PTOT",
          "kind": "absolute_maximum",
          "unit": "mW",
          "min": null,
          "typ": null,
          "max": 800,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "工作温度范围 (operating temperature range)",
          "symbol": "TR",
          "kind": "absolute_maximum",
          "unit": "℃",
          "min": -25,
          "typ": null,
          "max": 135,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "储存温度范围 (storage temperature range)",
          "symbol": "TSTG",
          "kind": "absolute_maximum",
          "unit": "℃",
          "min": -55,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "焊接温度 (soldering temperature)",
          "symbol": "TW",
          "kind": "absolute_maximum",
          "unit": "℃",
          "min": null,
          "typ": null,
          "max": 280,
          "conditions": "5S",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "VCC 工作电压 (VCC operating voltage)",
          "symbol": "VCC",
          "kind": "electrical",
          "unit": "V",
          "min": 4.3,
          "typ": 5,
          "max": 5.5,
          "conditions": "AC input 85V-265V",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "VCC 启动电压 (VCC start voltage)",
          "symbol": "VCC",
          "kind": "electrical",
          "unit": "V",
          "min": 4.7,
          "typ": 5.3,
          "max": 5.8,
          "conditions": "AC input 85V-265V",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "VCC 重启电压 (VCC restart voltage)",
          "symbol": "VCC",
          "kind": "electrical",
          "unit": "V",
          "min": 3.1,
          "typ": 3.5,
          "max": 3.9,
          "conditions": "AC input 85V-265V",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "VCC 保护电压 (VCC protection voltage)",
          "symbol": "VCC",
          "kind": "electrical",
          "unit": "V",
          "min": 6,
          "typ": 6.3,
          "max": 6.6,
          "conditions": "AC input 85V-265V",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "VCC 工作电流 (VCC operating current)",
          "symbol": "",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 100,
          "conditions": "VDD=5V, FB=2V",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "高压启动电流 (high-voltage start current)",
          "symbol": "",
          "kind": "electrical",
          "unit": "mA",
          "min": 0.5,
          "typ": null,
          "max": null,
          "conditions": "AC input 265V",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "启动时间 (start-up time)",
          "symbol": "",
          "kind": "electrical",
          "unit": "ms",
          "min": null,
          "typ": null,
          "max": 500,
          "conditions": "AC input 85V",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "功率管耐压 (power transistor breakdown voltage)",
          "symbol": "",
          "kind": "electrical",
          "unit": "V",
          "min": 700,
          "typ": null,
          "max": null,
          "conditions": "Ioc=1mA",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "IS 最大开通电压 (IS maximum turn-on voltage)",
          "symbol": "",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": null,
          "max": 400,
          "conditions": "VDD=5V",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "IS 最小开通电压 (IS minimum turn-on voltage)",
          "symbol": "",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": null,
          "max": 160,
          "conditions": "VDD=5V",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "恒压基准电压 (constant-voltage reference)",
          "symbol": "",
          "kind": "electrical",
          "unit": "V",
          "min": 2.45,
          "typ": 2.5,
          "max": 2.55,
          "conditions": "VDD=5V",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "功率管最大电流 (power transistor maximum current)",
          "symbol": "",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 800,
          "conditions": "VDD=5V",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "工作频率 (operating frequency)",
          "symbol": "",
          "kind": "electrical",
          "unit": "KHz",
          "min": 16,
          "typ": 65,
          "max": 80,
          "conditions": "VDD=5V",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "短路保护阀值 (short-circuit protection threshold)",
          "symbol": "",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 1.2,
          "conditions": "VDD=5V, measured FB voltage",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "开路保护电压 (open-circuit protection voltage)",
          "symbol": "",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 3.8,
          "conditions": "VDD=5V, measured FB voltage",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "温度保护 (thermal protection)",
          "symbol": "",
          "kind": "electrical",
          "unit": "℃",
          "min": 135,
          "typ": 145,
          "max": 155,
          "conditions": "VDD=5V",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "最小开通时间 (minimum on-time)",
          "symbol": "",
          "kind": "electrical",
          "unit": "ns",
          "min": null,
          "typ": null,
          "max": 500,
          "conditions": "VCC=5V",
          "source_page": 3,
          "source": "datasheet"
        }
      ]
    }
  },
  "variants": [],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "dk910"
  ],
  "discovery_pitch": "DK910 (Shenzhen DongKe Semicon) 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",
    "dk910.kicad_sym",
    "dk910.kicad_mod",
    "dk910.glb",
    "dk910.step",
    "dk910.lbr",
    "docs/hero.png",
    "docs/dk910-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "dk910-hero.glb",
    "dk910-hero.overlay.json",
    "dk910-etched.glb"
  ],
  "visibility": {
    "public": true
  }
}