SD6834

{
  "slug": "sd6834",
  "version": "0.1.0",
  "type": "component",
  "description": "Hangzhou Silan Microelectronics AC-DC Controllers And Regulators, DIP-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "power management (pmic)",
    "sd6834",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "sd6834.kicad_sym",
    "sd6834.kicad_mod",
    "sd6834.glb",
    "sd6834.step",
    "sd6834.lbr",
    "docs/hero.png",
    "docs/sd6834-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "sd6834-hero.glb",
    "sd6834-hero.overlay.json",
    "sd6834-etched.glb"
  ],
  "component": {
    "mpn": "SD6834",
    "manufacturer": "Hangzhou Silan Microelectronics",
    "package": "DIP-8",
    "pin_count": 8,
    "category": "Power Management (PMIC)",
    "subcategory": "AC-DC Controllers And Regulators",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588893690315591680",
    "parts": {
      "symbol": "sd6834.kicad_sym",
      "footprint": "sd6834.kicad_mod",
      "model_3d": "sd6834-hero.glb",
      "model_3d_plain": "sd6834-etched.glb",
      "model_3d_step": "sd6834-etched.step",
      "model_3d_step_plain": "sd6834.step",
      "lbr": "sd6834.lbr"
    },
    "distributor_links": {
      "lcsc": "C79100"
    },
    "distributor_check": {
      "checked_at": "2026-10-16T16:01:54Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference pin for the controller circuit."
      },
      {
        "number": "2",
        "name": "CS",
        "type": "input",
        "description": "Peak current sense input where an external sense resistor sets the limit (I_PK = 0.9 / R_CS), with CS voltage rated from -0.3 V to 2 V and overcurrent protection triggered at 1.7 V."
      },
      {
        "number": "3",
        "name": "VCC",
        "type": "power_in",
        "description": "Positive supply input that starts the IC at 15.5 V typical, shuts down below 8.3 V typical, and has an overvoltage protection point of 24.5 V typical with VCC rated to 28 V maximum."
      },
      {
        "number": "4",
        "name": "FB",
        "type": "bidirectional",
        "description": "Feedback input with a voltage rating of -0.3 V to 7 V that drives burst-mode thresholds of 0.50 V and 0.35 V and triggers overload shutdown at 4.3 V typical after the feedback shutdown delay."
      },
      {
        "number": "5",
        "name": "NC",
        "type": "unconnected",
        "description": "No-connection pin (空脚); the datasheet recommends tying it to the Drain pins to aid heat dissipation."
      },
      {
        "number": "6",
        "name": "Drain",
        "type": "output",
        "description": "Drain of the internal power MOSFET switch, which is rated for 650 V BVDSS minimum."
      },
      {
        "number": "7",
        "name": "Drain",
        "type": "output",
        "description": "Drain of the internal power MOSFET switch, which is rated for 650 V BVDSS minimum."
      },
      {
        "number": "8",
        "name": "Drain",
        "type": "output",
        "description": "Drain of the internal power MOSFET switch, which is rated for 650 V BVDSS minimum."
      }
    ],
    "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: Pin 5 is listed as NC (空脚) in the pin table, but the pin diagram note recommends connecting pin 5 to; The datasheet classifies VCC as I (input). It is typed here as power_in because it is the supply inp; The datasheet groups pins 6, 7 and 8 as one Drain pin entry (6、7、8). The same description is repeate"
        ],
        "pages_sent": 8,
        "cost_usd": 0.0421,
        "at": "2026-10-16T16:01:39"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588893690315591680",
        "pages": 8,
        "sha256": "c38c9a4ae9a5d1a1",
        "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": "sd6834.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "body on z = 0, through-hole leads below",
        "extents_mm": [
          7.874,
          9.27,
          6.98
        ],
        "zmin_mm": -3.3,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "4a377a56a8d9e9c0b86c095ef9ecc1869ac19e7f5069a3247b294250bf4f235d",
        "checked": "2026-10-16",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "sd6834-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "body on z = 0, through-hole leads below",
        "extents_mm": [
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        ],
        "zmin_mm": -3.3,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "aee22de2d74adfe175f5cd0b7dbeef937e8881931e5880c8ce01e0b7cd3dbb14",
        "checked": "2026-10-16",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}