SY59516FAC

{
  "slug": "sy59516fac",
  "version": "0.1.0",
  "type": "component",
  "description": "Silergy Corp AC-DC Controllers And Regulators, SOP-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "power management (pmic)",
    "sy59516fac",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "sy59516fac.kicad_sym",
    "sy59516fac.kicad_mod",
    "sy59516fac.glb",
    "sy59516fac.step",
    "sy59516fac.lbr",
    "docs/hero.png",
    "docs/sy59516fac-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "sy59516fac-hero.glb",
    "sy59516fac-hero.overlay.json",
    "sy59516fac-etched.glb"
  ],
  "component": {
    "mpn": "SY59516FAC",
    "manufacturer": "Silergy Corp",
    "package": "SOP-8",
    "pin_count": 8,
    "category": "Power Management (PMIC)",
    "subcategory": "AC-DC Controllers And Regulators",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603384409840644096",
    "parts": {
      "symbol": "sy59516fac.kicad_sym",
      "footprint": "sy59516fac.kicad_mod",
      "model_3d": "sy59516fac-hero.glb",
      "model_3d_plain": "sy59516fac-etched.glb",
      "model_3d_step": "sy59516fac-etched.step",
      "model_3d_step_plain": "sy59516fac.step",
      "lbr": "sy59516fac.lbr"
    },
    "distributor_links": {
      "lcsc": "C21726225"
    },
    "distributor_check": {
      "checked_at": "2026-10-18T07:03:31Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "HB",
        "type": "power_in",
        "description": "High-side floating supply reference ground and source of the high-side internal 500V MOSFET."
      },
      {
        "number": "2",
        "name": "LX",
        "type": "output",
        "description": "Low-side driver control pin that pulls LX up to VB or down to HB to send control signals to SY59515; absolute maximum rating is -0.3V to 36V."
      },
      {
        "number": "3",
        "name": "VB",
        "type": "power_in",
        "description": "High-side floating supply; VB turn-on threshold is 20.5 to 25.5V (23V typ) and turn-off threshold is 8.7 to 10.7V (9.7V typ), with absolute maximum of -0.3 to 36V."
      },
      {
        "number": "4",
        "name": "CS",
        "type": "input",
        "description": "Primary current sense input that receives the resonant current through a sample resistor for OCP and sets the LED current via VREF; absolute maximum rating is -0.6V to 0.6V."
      },
      {
        "number": "5",
        "name": "HV",
        "type": "passive",
        "description": "Drain of the internal 500V MOSFET, connected to the bus through an external resistor to supply start-up charge current; absolute maximum rating is -0.3V to 500V."
      },
      {
        "number": "6",
        "name": "HV",
        "type": "passive",
        "description": "Drain of the internal 500V MOSFET, connected to the bus through an external resistor to supply start-up charge current; absolute maximum rating is -0.3V to 500V."
      },
      {
        "number": "7",
        "name": "HV",
        "type": "passive",
        "description": "Drain of the internal 500V MOSFET, connected to the bus through an external resistor to supply start-up charge current; absolute maximum rating is -0.3V to 500V."
      },
      {
        "number": "8",
        "name": "HV",
        "type": "passive",
        "description": "Drain of the internal 500V MOSFET, connected to the bus through an external resistor to supply start-up charge current; absolute maximum rating is -0.3V to 500V."
      }
    ],
    "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 source is an application note (AN_SY59516 Rev.0.9), not a full datasheet. The SO8 pinout is on p; The datasheet prints HV as a single entry for pins '5-8'. It is split here into four pins (5, 6, 7, ; Pin types are inferred, not stated by the datasheet. HB is a floating reference rather than true gro"
        ],
        "pages_sent": 11,
        "cost_usd": 0.069,
        "at": "2026-10-18T07:02:16"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603384409840644096",
        "pages": 11,
        "sha256": "4851fe4ac96a4217",
        "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": "sy59516fac.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.0,
          4.9,
          1.75
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "07f46cff378d30e6c27dfd5a03092c795323f86d91c71fc7e743f4f418dc553a",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "sy59516fac-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.0,
          4.9,
          1.75
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "c1c766d4004931ccb7bf9cb442ef45f7a452202e6e3f06c24e39339ed40f30a2",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}