CN3304

{
  "slug": "cn3304",
  "version": "0.1.0",
  "type": "component",
  "description": "ShangHai Consonance Elec DC-DC Converters, SOP-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "power management (pmic)",
    "cn3304",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
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    "path": "docs/hero.png"
  },
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    "README.md",
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    "cn3304.kicad_mod",
    "cn3304.glb",
    "cn3304.step",
    "cn3304.lbr",
    "docs/hero.png",
    "docs/cn3304-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "cn3304-hero.glb",
    "cn3304-hero.overlay.json",
    "cn3304-etched.glb"
  ],
  "component": {
    "mpn": "CN3304",
    "manufacturer": "ShangHai Consonance Elec",
    "package": "SOP-8",
    "pin_count": 8,
    "category": "Power Management (PMIC)",
    "subcategory": "DC-DC Converters",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8589836564684431360",
    "parts": {
      "symbol": "cn3304.kicad_sym",
      "footprint": "cn3304.kicad_mod",
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      "model_3d_plain": "cn3304-etched.glb",
      "model_3d_step": "cn3304-etched.step",
      "model_3d_step_plain": "cn3304.step",
      "lbr": "cn3304.lbr"
    },
    "distributor_links": {
      "lcsc": "C3034874"
    },
    "distributor_check": {
      "checked_at": "2026-10-17T02:56:17Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "STAT",
        "type": "output",
        "description": "CMOS charge-status output that is high while charging and low at end-of-charge; it can drive an LED or an MCU input, and its voltage is limited to -0.3 V to VIN."
      },
      {
        "number": "2",
        "name": "CE",
        "type": "input",
        "description": "Chip enable input: above 2.2 V the device operates normally and below 0.7 V it is disabled, and 0.7 V to 2.2 V must not be applied because it leaves the chip in an undefined state with high current draw; CE is rated -0.3 V to 7.0 V."
      },
      {
        "number": "3",
        "name": "BAT",
        "type": "input",
        "description": "Battery voltage feedback input connected directly to the battery positive terminal for battery voltage sensing; BAT is rated -0.3 V to 18 V."
      },
      {
        "number": "4",
        "name": "GND",
        "type": "power_in",
        "description": "Power ground, serving as the return for the input supply and the battery negative terminal, to be routed separately from the power ground copper per the PCB guidance."
      },
      {
        "number": "5",
        "name": "LDRV",
        "type": "output",
        "description": "Gate drive output for the external N-channel power MOSFET, with a 0.65 A drive/pull-down current rating and voltage limited to -0.3 V to VIN."
      },
      {
        "number": "6",
        "name": "HDRV",
        "type": "output",
        "description": "Gate drive output for the external P-channel MOSFET used only when low-battery or battery-short protection is needed; leave floating if that protection is not used, and voltage is limited to -0.3 V to VIN."
      },
      {
        "number": "7",
        "name": "VIN",
        "type": "power_in",
        "description": "Positive supply input (2.7 V to 6.5 V operating range) that powers the internal circuits and is the positive sense input for inductor current detection; rated -0.3 V to 7.0 V."
      },
      {
        "number": "8",
        "name": "CSN",
        "type": "input",
        "description": "Negative sense input for the inductor-current sense resistor RCS placed between VIN and CSN; the normal (VIN−CSN) sense window is 85 mV (typ) to 125 mV (typ), and CSN/VIN voltage is rated -0.3 V to 0.3 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's pin-arrangement diagram (管脚排列图, page 1) is an image and not present in the extracted; Only one package (SOP-8, 8 pins) is listed in the ordering information, so the pinout applies to the; The electrical parameter table lists LDRV/HDRV output current as 0.65 A and 0.8 A without min/typ/ma"
        ],
        "pages_sent": 13,
        "cost_usd": 0.0627,
        "at": "2026-10-17T02:55:57"
      },
      "datasheet": {
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        "pages": 13,
        "sha256": "baa5859a1f372643",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 8,
        "described": 8,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
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      "footprint": "viewers/footprint.html"
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        "units": "mm",
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        "seat": "z = 0",
        "extents_mm": [
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        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "07f46cff378d30e6c27dfd5a03092c795323f86d91c71fc7e743f4f418dc553a",
        "checked": "2026-10-17",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
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        "sha256": "f4fa56e2f53228fd89b96cb2d84643c24c4c4749dda01fc6725d6113c8417a3d",
        "checked": "2026-10-17",
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}