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Ray Set visibility: public 31f0d46 6h ago
{
  "schema_version": 1,
  "type": "component",
  "slug": "gp8521h",
  "title": "GP8521H",
  "brief": "HaloChip AC-DC Controllers And Regulators, SOP-8. 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 (pmic)",
    "gp8521h",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "GP8521H",
    "manufacturer": "HaloChip",
    "package": "SOP-8",
    "pin_count": 8,
    "category": "Power Management (PMIC)",
    "subcategory": "AC-DC Controllers And Regulators",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603377850682920960",
    "parts": {
      "symbol": "gp8521h.kicad_sym",
      "footprint": "gp8521h.kicad_mod",
      "model_3d": "gp8521h-hero.glb",
      "model_3d_plain": "gp8521h-etched.glb",
      "model_3d_step": "gp8521h-etched.step",
      "model_3d_step_plain": "gp8521h.step",
      "lbr": "gp8521h.lbr"
    },
    "distributor_links": {
      "lcsc": "C22434954"
    },
    "distributor_check": {
      "checked_at": "2026-10-18T14:46:13Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "GND",
        "type": "power_in",
        "description": "Chip ground (芯片的地), the reference return for the controller."
      },
      {
        "number": "2",
        "name": "VDD",
        "type": "power_in",
        "description": "Chip supply pin with absolute maximum rating 35 V; startup is 14.5-16.5 V (rising), UVLO threshold 6.5-8.5 V (falling), and VDD OVP 37-40 V (rising)."
      },
      {
        "number": "3",
        "name": "FB",
        "type": "input",
        "description": "Output voltage feedback input; absolute range -0.3 to 7 V, with open-circuit FB voltage 5.15-5.45 V and OLP power-limit threshold 3.6 V."
      },
      {
        "number": "4",
        "name": "CS",
        "type": "input",
        "description": "Current sense pin; the sense resistor is connected between CS and GND, with absolute range -0.3 to 7 V and internal current limit threshold 600-700 mV at zero duty."
      },
      {
        "number": "5",
        "name": "D",
        "type": "passive",
        "description": "Drain of the built-in power MOSFET (内置MOS漏端), rated for a drain-source breakdown voltage (BVdss) of 650 V."
      },
      {
        "number": "6",
        "name": "D",
        "type": "passive",
        "description": "Drain of the built-in power MOSFET (内置MOS漏端), rated for a drain-source breakdown voltage (BVdss) of 650 V."
      },
      {
        "number": "7",
        "name": "D",
        "type": "passive",
        "description": "Drain of the built-in power MOSFET (内置MOS漏端), rated for a drain-source breakdown voltage (BVdss) of 650 V."
      },
      {
        "number": "8",
        "name": "D",
        "type": "passive",
        "description": "Drain of the built-in power MOSFET (内置MOS漏端), rated for a drain-source breakdown voltage (BVdss) of 650 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 table groups pins 5, 6, 7 and 8 together as one 'D' entry; each is listed indivi; The datasheet is in Chinese. The pin descriptions were translated into English. The 650 V BVdss figu; The datasheet's ordering table lists GP8521H in SOP8 packaging, which matches the requested package."
        ],
        "pages_sent": 9,
        "cost_usd": 0.0448,
        "at": "2026-10-18T14:44:13"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603377850682920960",
        "pages": 9,
        "sha256": "0fe94550a257f4c8",
        "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": "gp8521h.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6,
          4.9,
          1.75
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "07f46cff378d30e6c27dfd5a03092c795323f86d91c71fc7e743f4f418dc553a",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "gp8521h-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
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        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "dd91ed2a7b84f5ffc719e5d52d563f2f98ac8e0383f52ba8e18430d79a94b4d3",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "HaloChip",
      "Package": "SOP-8",
      "Category": "Power Management (PMIC)",
      "Pins": "8"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "0fe94550a257f4c80fccbac517957074aa1729a4754476310cf802b7464f390d",
      "rows": [
        {
          "name": "VDD supply voltage (absolute maximum)",
          "symbol": "VDD",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 35,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "CS current-sense pin voltage",
          "symbol": "CS",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 7,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "FB feedback pin voltage",
          "symbol": "FB",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 7,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "D built-in MOS drain voltage",
          "symbol": "D",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 650,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Operating junction temperature range",
          "symbol": "TJ",
          "kind": "absolute_maximum",
          "unit": "℃",
          "min": -40,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Operating ambient temperature range",
          "symbol": "Ta",
          "kind": "recommended_operating",
          "unit": "℃",
          "min": -40,
          "typ": null,
          "max": 85,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Storage temperature range",
          "symbol": "TSZG",
          "kind": "absolute_maximum",
          "unit": "℃",
          "min": -55,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Maximum soldering temperature",
          "symbol": "Tlead",
          "kind": "absolute_maximum",
          "unit": "℃",
          "min": null,
          "typ": null,
          "max": 260,
          "conditions": "soldering 10s",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "ESD rating",
          "symbol": "ESD",
          "kind": "absolute_maximum",
          "unit": "KV",
          "min": null,
          "typ": null,
          "max": 2.5,
          "conditions": "Human body model, 100pF discharged through 1.5KΩ",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Switching frequency range (absolute-maximum table)",
          "symbol": "",
          "kind": "recommended_operating",
          "unit": "Khz",
          "min": 60,
          "typ": null,
          "max": 70,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Nominal oscillator frequency",
          "symbol": "Fosc",
          "kind": "electrical",
          "unit": "Khz",
          "min": 60,
          "typ": 65,
          "max": 70,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Frequency shuffling range",
          "symbol": "∆F(shuffle)/Fosc",
          "kind": "tolerance",
          "unit": "%",
          "min": -4,
          "typ": null,
          "max": 4,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "VDD start-up voltage",
          "symbol": "VDD_SZ",
          "kind": "electrical",
          "unit": "V",
          "min": 14.5,
          "typ": 15.5,
          "max": 16.5,
          "conditions": "VDD rising",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "VDD under-voltage lockout threshold",
          "symbol": "VDD_UVLO",
          "kind": "electrical",
          "unit": "V",
          "min": 6.5,
          "typ": 7.5,
          "max": 8.5,
          "conditions": "VDD falling",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "VDD over-voltage protection threshold",
          "symbol": "VDD_OVP",
          "kind": "electrical",
          "unit": "V",
          "min": 37,
          "typ": 38.5,
          "max": 40,
          "conditions": "VDD rising",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "VDD start-up current",
          "symbol": "ISZ",
          "kind": "electrical",
          "unit": "uA",
          "min": null,
          "typ": 5,
          "max": 10,
          "conditions": "VDD = 12.5V",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "VDD operating current",
          "symbol": "IDD",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 2.5,
          "max": 3.5,
          "conditions": "VFB=3V, CL=1nF",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Internal current-limit threshold (minimum)",
          "symbol": "Vth_OC_min",
          "kind": "electrical",
          "unit": "mV",
          "min": 600,
          "typ": 650,
          "max": 700,
          "conditions": "zero duty cycle",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Internal current-limit threshold (maximum)",
          "symbol": "Vth_OC_max",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": null,
          "max": 980,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "FB open-loop voltage",
          "symbol": "VFB_Open",
          "kind": "electrical",
          "unit": "V",
          "min": 5.15,
          "typ": 5.3,
          "max": 5.45,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Maximum duty cycle",
          "symbol": "Duty_max",
          "kind": "electrical",
          "unit": "%",
          "min": null,
          "typ": null,
          "max": 70,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Thermal resistance, junction to ambient",
          "symbol": "θJA",
          "kind": "thermal",
          "unit": "℃/W",
          "min": null,
          "typ": 120,
          "max": null,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Thermal resistance, junction to case",
          "symbol": "θJC",
          "kind": "thermal",
          "unit": "℃/W",
          "min": null,
          "typ": 60,
          "max": null,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        }
      ]
    }
  },
  "variants": [],
  "sections": [
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    "viewers",
    "readme",
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    "info"
  ],
  "discovery_triggers": [
    "gp8521h"
  ],
  "discovery_pitch": "GP8521H (HaloChip) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
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    "path": "docs/hero.png"
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    "gp8521h.step",
    "gp8521h.lbr",
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    "docs/gp8521h-datasheet.pdf",
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    "viewers/footprint.html",
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    "gp8521h-etched.glb"
  ],
  "visibility": {
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  }
}