DS6521BFD33

{
  "slug": "ds6521bfd33",
  "version": "0.1.0",
  "type": "component",
  "description": "DSTECH Battery Management, DFN-10L(3x3). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "power management (pmic)",
    "ds6521bfd33",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "ds6521bfd33.kicad_sym",
    "ds6521bfd33.kicad_mod",
    "ds6521bfd33.glb",
    "ds6521bfd33.step",
    "ds6521bfd33.lbr",
    "docs/hero.png",
    "docs/ds6521bfd33-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "ds6521bfd33-hero.glb",
    "ds6521bfd33-hero.overlay.json",
    "ds6521bfd33-etched.glb"
  ],
  "component": {
    "mpn": "DS6521BFD33",
    "manufacturer": "DSTECH",
    "package": "DFN-10L(3x3)",
    "pin_count": 11,
    "category": "Power Management (PMIC)",
    "subcategory": "Battery Management",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/3d316c5c7050138fe09bb6f674101bbb.pdf",
    "parts": {
      "symbol": "ds6521bfd33.kicad_sym",
      "footprint": "ds6521bfd33.kicad_mod",
      "model_3d": "ds6521bfd33-hero.glb",
      "model_3d_plain": "ds6521bfd33-etched.glb",
      "model_3d_step": "ds6521bfd33-etched.step",
      "model_3d_step_plain": "ds6521bfd33.step",
      "lbr": "ds6521bfd33.lbr"
    },
    "distributor_links": {
      "lcsc": "C5884242"
    },
    "distributor_check": {
      "checked_at": "2026-11-05T00:48:21Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "TS",
        "type": "input",
        "description": "Connects to the battery pack's temperature-sensing thermistor (25°C NTC, 10K or 100K)."
      },
      {
        "number": "2",
        "name": "ISET",
        "type": "passive",
        "description": "Programs the fast-charge current; an external resistor from ISET to GND sets the fast-charge current value."
      },
      {
        "number": "3",
        "name": "GND",
        "type": "power_in",
        "description": "Ground."
      },
      {
        "number": "4",
        "name": "VIN",
        "type": "power_in",
        "description": "Input supply voltage, recommended 4.5V to 24V (28V absolute max)."
      },
      {
        "number": "5",
        "name": "VCC",
        "type": "power_out",
        "description": "Internal regulator output; a 0.1uF to 1uF capacitor to ground is recommended."
      },
      {
        "number": "6",
        "name": "IMIN",
        "type": "passive",
        "description": "Programs the charge termination current; an external resistor from IMIN to GND sets the termination current value."
      },
      {
        "number": "7",
        "name": "BAT",
        "type": "power_out",
        "description": "Battery connection, may also connect to the system load; recommended bypass capacitor 10uF to 22uF."
      },
      {
        "number": "8",
        "name": "TEM",
        "type": "output",
        "description": "Open-drain output: low (FET on) indicates charge current is below the termination current, open (FET off) indicates it is above."
      },
      {
        "number": "9",
        "name": "CHG",
        "type": "output",
        "description": "Open-drain output: low (FET on) indicates charging, open (FET off) indicates not charging or charge complete."
      },
      {
        "number": "10",
        "name": "EN",
        "type": "input",
        "description": "Chip enable input; high threshold 1.5V rising, low threshold 0.4V falling."
      },
      {
        "number": "11",
        "name": "PGND",
        "type": "power_in",
        "description": "Exposed pad, chip substrate; leave floating or connect directly 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: MPN suffix D33 maps to DFN3x3-10L. Exposed pad is numbered 11 in the package drawing (page 1) and li",
          "vision extraction: provenance cannot be text-verified; needs consensus"
        ],
        "pages_sent": 15,
        "cost_usd": 0.1936,
        "at": "2026-11-05T00:48:07"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/3d316c5c7050138fe09bb6f674101bbb.pdf",
        "pages": 15,
        "sha256": "e4ba68fabe077547",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 11,
        "described": 11,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "ds6521bfd33.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          3.0,
          2.98,
          0.77
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "738e2eb45860c11759f8e4f44ab26932b7c15e4d5d6c8c9ac22ae866a3e38711",
        "checked": "2026-11-05",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "ds6521bfd33-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          3.0,
          2.98,
          0.77
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "30a77d979fa71c2c0f66b5be8794784c19e497ee2fa7a71feddf660a6bc6ad67",
        "checked": "2026-11-05",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}