SE9016-HF

{
  "schema_version": 1,
  "type": "component",
  "slug": "se9016-hf",
  "title": "SE9016-HF",
  "brief": "Seaward Elec Battery Management ICs, SOT-23-5. 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 ics",
    "se9016-hf",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "SE9016-HF",
    "manufacturer": "Seaward Elec",
    "package": "SOT-23-5",
    "pin_count": 5,
    "category": "Power Management ICs",
    "subcategory": "Battery Management ICs",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/696f85f96474020d65c079365d5a09c1.pdf",
    "parts": {
      "symbol": "se9016-hf.kicad_sym",
      "footprint": "se9016-hf.kicad_mod",
      "model_3d": "se9016-hf-hero.glb",
      "model_3d_plain": "se9016-hf-etched.glb",
      "model_3d_step": "se9016-hf-etched.step",
      "model_3d_step_plain": "se9016-hf.step",
      "lbr": "se9016-hf.lbr"
    },
    "distributor_links": {
      "lcsc": "C115750"
    },
    "distributor_check": {
      "checked_at": "2026-10-27T07:54:41Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "CHRG",
        "type": "output",
        "description": "Open-drain charge status output that is pulled low by an internal N-channel MOSFET while the battery is charging and is Hi-Z when the charge cycle is completed."
      },
      {
        "number": "2",
        "name": "GND",
        "type": "power_in",
        "description": "Ground."
      },
      {
        "number": "3",
        "name": "BAT",
        "type": "power_out",
        "description": "Charge current output that provides charge current to the battery and regulates the final float voltage to 4.21V."
      },
      {
        "number": "4",
        "name": "VCC",
        "type": "power_in",
        "description": "Positive input supply voltage that powers the charger, ranges from 3.5 to 6V and should be bypassed with at least a 1µF capacitor."
      },
      {
        "number": "5",
        "name": "PROG",
        "type": "passive",
        "description": "Charge current program, charge current monitor and shutdown pin, set by a single resistor to ground."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.3",
        "primary_model": "claude-sonnet-5-5",
        "primary_mode": "text+vision",
        "consensus_model": "claude-opus-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: The top-view pin drawing on page 1 shows pin names but no printed pin numbers. Numbers 1-5 were assi; The datasheet gives conflicting VCC ranges: 3.5 to 6 V in the pin description and electrical charact",
          "vision extraction: provenance cannot be text-verified; needs consensus"
        ],
        "pages_sent": 10,
        "cost_usd": 0.0755,
        "at": "2026-10-27T07:54:31"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/696f85f96474020d65c079365d5a09c1.pdf",
        "pages": 10,
        "sha256": "2b2b8774d0bb24a7",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 5,
        "described": 5,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "se9016-hf.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          2.8,
          2.9,
          1.55
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "720a6eab0024069bbee68e7cb4c3ff1149468a34611225cdc852662c5d0ec2b7",
        "checked": "2026-10-27",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "se9016-hf-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          2.8,
          2.9,
          1.55
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "768f3e88c4a8c9046bffc267307f989371bebf32b895e971643288b527690be2",
        "checked": "2026-10-27",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Seaward Elec",
      "Package": "SOT-23-5",
      "Category": "Power Management ICs",
      "Pins": "5"
    },
    "appearance": {
      "contacts": {
        "quote": "the IC is from the die to the copper lead frame,",
        "page": 9,
        "doc": "ds.pdf",
        "material": "copper"
      },
      "version": 1,
      "datasheet_sha256": "2b2b8774d0bb24a7b25d7d7cd77883f5021cae1952d3fbbe75aa31138643fe73"
    }
  },
  "variants": [],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "se9016-hf"
  ],
  "discovery_pitch": "SE9016-HF (Seaward Elec) 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",
    "se9016-hf.kicad_sym",
    "se9016-hf.kicad_mod",
    "se9016-hf.glb",
    "se9016-hf.step",
    "se9016-hf.lbr",
    "docs/hero.png",
    "docs/se9016-hf-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "se9016-hf-hero.glb",
    "se9016-hf-hero.overlay.json",
    "se9016-hf-etched.glb"
  ],
  "visibility": {
    "public": true
  }
}