CN5730

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  "type": "component",
  "slug": "cn5730",
  "title": "CN5730",
  "brief": "ShangHai Consonance Elec LED Drivers, SOP-8-EP. 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",
    "led drivers",
    "cn5730",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "CN5730",
    "manufacturer": "ShangHai Consonance Elec",
    "package": "SOP-8-EP",
    "pin_count": 9,
    "category": "LED Drivers",
    "subcategory": "LED Drivers",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588918077450276864",
    "parts": {
      "symbol": "cn5730.kicad_sym",
      "footprint": "cn5730.kicad_mod",
      "model_3d": "cn5730-hero.glb",
      "model_3d_plain": "cn5730-etched.glb",
      "model_3d_step": "cn5730-etched.step",
      "model_3d_step_plain": "cn5730.step",
      "lbr": "cn5730.lbr"
    },
    "distributor_links": {
      "lcsc": "C840502"
    },
    "distributor_check": {
      "checked_at": "2026-10-18T15:40:32Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "MODE",
        "type": "input",
        "description": "Mode select pin: tied to GND gives off/high-power/flash cycling, floating gives off/high-power/low-power cycling, and tied to VCC gives a four-state off/high/low/flash cycle, all advanced by BTN presses."
      },
      {
        "number": "2",
        "name": "ISET",
        "type": "passive",
        "description": "Sets the full-power LED current through a resistor RISET to GND using I_LED = 1800 V / RISET (I_LED in A, RISET in Ω), for example 1.8 kΩ gives 1 A."
      },
      {
        "number": "3",
        "name": "GND",
        "type": "power_in",
        "description": "Power ground for the device and the LED return path."
      },
      {
        "number": "4",
        "name": "VCC",
        "type": "power_in",
        "description": "Supply input that must stay between 2.85 V and 6 V and must exceed the LED forward voltage plus the VCC-to-LED pin drop for proper operation."
      },
      {
        "number": "5",
        "name": "LED",
        "type": "output",
        "description": "LED current sink output: the LED anode connects here with the cathode to GND, and the LED current flows out of this pin with a maximum of 1.5 A."
      },
      {
        "number": "6",
        "name": "CT",
        "type": "passive",
        "description": "Timing capacitor pin that sets the flash-state blink period from the capacitance C on this pin; connect CT to VCC if the flash function is not used."
      },
      {
        "number": "7",
        "name": "BTN",
        "type": "input",
        "description": "Pushbutton input that is connected to GND through the switch, with an internal pull-up of about 52 kΩ and built-in debounce of 20 to 52 ms (36 ms typical), and each valid press changes the LED state."
      },
      {
        "number": "8",
        "name": "CE",
        "type": "input",
        "description": "Chip enable input where a high level (VCEH minimum 2.3 V) enables normal operation and a low level (VCEL maximum 0.6 V) disables the chip, and it accepts TTL or CMOS levels."
      },
      {
        "number": "9",
        "name": "EP",
        "type": "power_in",
        "description": "Exposed thermal pad on the package underside that is ground and must be soldered to the PCB ground copper for maximum heat dissipation and LED current."
      }
    ],
    "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 blink period formula is flattened in the text as 'Period = 3.96×10^7 × C' with the C on a separa; The pin diagram on page 1 labels this pin VDD while the pin description and electrical table use VCC; The exposed pad is listed as pin 9 (散热片) in the pin description table, but the pin diagram and packa",
          "1/9 pin names appear NOWHERE in the datasheet text: ['9:EP@p4']"
        ],
        "pages_sent": 9,
        "cost_usd": 0.0461,
        "at": "2026-10-18T15:38:21"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588918077450276864",
        "pages": 9,
        "sha256": "2ee2e78fa0f170e5",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 9,
        "described": 9,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
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      "footprint": "viewers/footprint.html"
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    "models_3d": [
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        "file": "cn5730.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6,
          4.9,
          1.55
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "2d6f7e774e8143e3320cbd59eb5be9f3b7864614644e3b072006e1eb05fb7fa6",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
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        "sha256": "527147faf509d04f64ee3859abaff3ae22b451c45d37ae0d994e8ca9eef57b86",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
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  },
  "metadata": {
    "specs": {
      "Manufacturer": "ShangHai Consonance Elec",
      "Package": "SOP-8-EP",
      "Category": "LED Drivers",
      "Pins": "9"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "2ee2e78fa0f170e5d23e079f7789775a513bd457d8126b87d327a9b239a0da96",
      "rows": [
        {
          "name": "LED pin current accuracy",
          "symbol": "",
          "kind": "tolerance",
          "unit": "%",
          "min": -5,
          "typ": null,
          "max": 5,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Input voltage range",
          "symbol": "VCC",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 2.85,
          "typ": null,
          "max": 6,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Operating current",
          "symbol": "IVCC1",
          "kind": "electrical",
          "unit": "uA",
          "min": 250,
          "typ": 310,
          "max": 370,
          "conditions": "RISET=1.8kΩ, ILED=0A",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "LED output current, bright state",
          "symbol": "ILED1",
          "kind": "electrical",
          "unit": "A",
          "min": 0.95,
          "typ": 1,
          "max": 1.05,
          "conditions": "RISET=1.8kΩ, bright (强光) state",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "LED output current, dim state",
          "symbol": "ILED2",
          "kind": "electrical",
          "unit": "mA",
          "min": 346,
          "typ": 365,
          "max": 383,
          "conditions": "RISET=1.8kΩ, dim (弱光) state",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Disabled operating current (CE=0V, MODE grounded)",
          "symbol": "IVCC3",
          "kind": "electrical",
          "unit": "uA",
          "min": null,
          "typ": 8,
          "max": 12,
          "conditions": "VCE=0V, MODE pin grounded",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "MODE pin sink/source current, IN",
          "symbol": "IMODE1",
          "kind": "electrical",
          "unit": "uA",
          "min": 5,
          "typ": 7.5,
          "max": 10.3,
          "conditions": "VMODE=3.7V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "MODE pin current, OUT",
          "symbol": "IMODE2",
          "kind": "electrical",
          "unit": "uA",
          "min": 5.2,
          "typ": 7.9,
          "max": 10.6,
          "conditions": "VMODE=0V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "BTN debounce time",
          "symbol": "tdebounce",
          "kind": "timing",
          "unit": "ms",
          "min": 20,
          "typ": 36,
          "max": 52,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Operating ambient temperature range",
          "symbol": "TA",
          "kind": "absolute_maximum",
          "unit": "℃",
          "min": -40,
          "typ": null,
          "max": 85,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Pin voltage",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 6.5,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Maximum junction temperature",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "℃",
          "min": null,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Storage temperature range",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "℃",
          "min": -65,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Junction-to-ambient thermal resistance",
          "symbol": "θJA",
          "kind": "thermal",
          "unit": "℃/W",
          "min": null,
          "typ": 90,
          "max": null,
          "conditions": "no heat sink, no airflow (stated as approximately 90)",
          "source_page": 6,
          "source": "datasheet"
        }
      ]
    }
  },
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  "discovery_pitch": "CN5730 (ShangHai Consonance Elec) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
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}