SY8513FCC

{
  "schema_version": 1,
  "type": "component",
  "slug": "sy8513fcc",
  "title": "SY8513FCC",
  "brief": "Silergy Corp DC-DC Converters, SOP-8-EP. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.2.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "pmic",
    "sy8513fcc"
  ],
  "component": {
    "mpn": "SY8513FCC",
    "manufacturer": "Silergy Corp",
    "package": "SOP-8-EP",
    "pin_count": 9,
    "category": "PMIC",
    "subcategory": "DC-DC Converters",
    "datasheet": "https://wmsc.lcsc.com/wmsc/upload/file/pdf/v2/lcsc/2206101716_Silergy-Corp-SY8513FCC_C3034281.pdf",
    "parts": {
      "symbol": "sy8513fcc.kicad_sym",
      "footprint": "sy8513fcc.kicad_mod",
      "model_3d": "sy8513fcc-etched.glb",
      "model_3d_plain": "sy8513fcc.glb",
      "model_3d_step": "sy8513fcc-etched.step",
      "model_3d_step_plain": "sy8513fcc.step",
      "lbr": "sy8513fcc.lbr"
    },
    "distributor_links": {
      "lcsc": "C3034281"
    },
    "pins": [
      {
        "number": "1",
        "name": "IN",
        "type": "power_in",
        "description": "Input supply pin, 4.5V to 100V range (abs max 100V). Decouple to GND with at least a 1μF ceramic capacitor placed close to the pin."
      },
      {
        "number": "2",
        "name": "EN",
        "type": "input",
        "description": "Enable control input. Pull high to turn on the converter (V_EN,R typ 1.1V rising, V_EN,F typ 0.9V falling). Do not leave floating. Abs max -0.3V to VIN+0.3V."
      },
      {
        "number": "3",
        "name": "FS",
        "type": "input",
        "description": "Switching frequency programming pin. Connect a resistor from FS to GND to set fSW between 100kHz and 500kHz per fSW(kHz) = 1e5 / RFS(kΩ). RFS range 200kΩ to 1MΩ."
      },
      {
        "number": "4",
        "name": "GND",
        "type": "power_in",
        "description": "Device ground reference. Tie to system ground plane; exposed pad must also be connected to this pin/ground."
      },
      {
        "number": "5",
        "name": "FB",
        "type": "input",
        "description": "Output voltage feedback input to the error amplifier. Connect to the center tap of the output resistor divider to set VOUT = 0.8V × (1 + R1/R2). VREF = 0.8V ±1%; IFB ±50nA."
      },
      {
        "number": "6",
        "name": "PG",
        "type": "output",
        "description": "Power-good indicator, open-drain output. Asserts (pulled low released to Hi-Z) when the FB voltage is within approximately 90% to 120% of the regulation point. Requires an external pull-up resistor; V_PG,L = 0.3V at 2mA."
      },
      {
        "number": "7",
        "name": "BS",
        "type": "passive",
        "description": "Bootstrap capacitor pin supplying the high-side gate driver. Connect a 0.1μF ceramic capacitor between BS and LX. Abs max BS-LX = 6V."
      },
      {
        "number": "8",
        "name": "LX",
        "type": "output",
        "description": "Switching node; drain of internal N-channel top FET (RDS(ON) 150mΩ). Connect to the external inductor and freewheeling Schottky diode. Handles up to 3A output; dynamic voltage rating VIN+3V to GND-5V for 10ns."
      },
      {
        "number": "9",
        "name": "EPAD",
        "type": "power_in",
        "description": "Exposed thermal pad on the bottom of the SO8E package. Must be connected to the GND pin and to the system ground plane for optimal thermal performance (θJA = 42°C/W, θJC = 4°C/W).",
        "source": "renumbered-to-footprint-pad"
      }
    ],
    "provenance": {
      "extractor": "ds2sf",
      "datasheet": {
        "url": "https://wmsc.lcsc.com/wmsc/upload/file/pdf/v2/lcsc/2206101716_Silergy-Corp-SY8513FCC_C3034281.pdf",
        "pages": 6,
        "sha256": "6ddffce45b3660b0",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 9,
        "described": 9,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "pin1": {
      "pad": "1",
      "at": [
        -2.4975,
        -1.905
      ],
      "corner": "top-left",
      "source": "silk-marker",
      "derived_from": "Diodes_SO-8EP@sha256:e4747640ff122bb4",
      "mark": "drawn"
    },
    "models_3d": [
      {
        "file": "sy8513fcc.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.5,
          4.9,
          1.65
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "be241b6207302f40c4b7d76f18c3aa00cfdcc9936c5f943565a9113eef245f83",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "sy8513fcc-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.5,
          4.9,
          1.65
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "17e490240183fa1cea1e65d82bb633a640fc11666779fdcbfb8e63b530326999",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Silergy Corp",
      "Package": "SOP-8-EP",
      "Category": "PMIC",
      "Pins": "9"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "6ddffce45b3660b0",
      "rows": [
        {
          "name": "Input Voltage Range",
          "symbol": "VIN",
          "kind": "electrical",
          "unit": "V",
          "min": 4.5,
          "typ": null,
          "max": 100,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Input UVLO Threshold",
          "symbol": "VUVLO",
          "kind": "electrical",
          "unit": "V",
          "min": 3.9,
          "typ": 4.2,
          "max": 4.5,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Quiescent Current",
          "symbol": "IQ",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": 100,
          "max": 130,
          "conditions": "VFB=VREF×105%",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Shutdown Current",
          "symbol": "ISHDN",
          "kind": "electrical",
          "unit": "µA",
          "min": 2,
          "typ": 8,
          "max": 16,
          "conditions": "VEN=0V",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Feedback Reference Voltage",
          "symbol": "VREF",
          "kind": "electrical",
          "unit": "mV",
          "min": 792,
          "typ": 800,
          "max": 808,
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        },
        {
          "name": "FB Input Current",
          "symbol": "IFB",
          "kind": "electrical",
          "unit": "nA",
          "min": -50,
          "typ": null,
          "max": 50,
          "conditions": "VFB=3.3V",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "EN Rising Threshold",
          "symbol": "VEN,R",
          "kind": "electrical",
          "unit": "V",
          "min": 1,
          "typ": 1.1,
          "max": 1.2,
          "conditions": "",
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        },
        {
          "name": "EN Falling Threshold",
          "symbol": "VEN,F",
          "kind": "electrical",
          "unit": "V",
          "min": 0.8,
          "typ": 0.9,
          "max": 1,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "EN Leakage Current",
          "symbol": "IEN",
          "kind": "electrical",
          "unit": "µA",
          "min": -1,
          "typ": null,
          "max": 1,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Switching Frequency Program Range",
          "symbol": "fSW,RNG",
          "kind": "electrical",
          "unit": "kHz",
          "min": 100,
          "typ": null,
          "max": 500,
          "conditions": "RFS=200k~1M",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Switching Frequency Setting Accuracy",
          "symbol": "fSW",
          "kind": "electrical",
          "unit": "kHz",
          "min": 400,
          "typ": 500,
          "max": 600,
          "conditions": "RFS=200k",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Output Under Voltage Protection Threshold",
          "symbol": "VUVP",
          "kind": "electrical",
          "unit": "%VREF",
          "min": 45,
          "typ": 50,
          "max": 55,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Supply Input Voltage (absolute maximum)",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 100,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "BS-LX Voltage",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 6,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "EN, FS, FB, PG, LX Voltage",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": null,
          "conditions": "",
          "source_page": 3,
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        },
        {
          "name": "Power Dissipation, SO8E",
          "symbol": "PD",
          "kind": "absolute_maximum",
          "unit": "W",
          "min": null,
          "typ": null,
          "max": 2.38,
          "conditions": "TA = 25°C",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Junction Temperature Range (absolute maximum)",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Lead Temperature (Soldering)",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": null,
          "typ": null,
          "max": 260,
          "conditions": "10 sec.",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Storage Temperature Range",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -65,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Supply Input Voltage (recommended)",
          "symbol": "",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 4.5,
          "typ": null,
          "max": 100,
          "conditions": "",
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        {
          "name": "Junction Temperature Range (recommended)",
          "symbol": "",
          "kind": "recommended_operating",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 125,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Ambient Temperature Range",
          "symbol": "",
          "kind": "recommended_operating",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 85,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Top FET On-Resistance",
          "symbol": "RDS(ON)",
          "kind": "electrical",
          "unit": "mΩ",
          "min": null,
          "typ": 150,
          "max": null,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Min ON Time",
          "symbol": "tON,MIN",
          "kind": "electrical",
          "unit": "ns",
          "min": null,
          "typ": 180,
          "max": null,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Min OFF Time",
          "symbol": "tOFF,MIN",
          "kind": "electrical",
          "unit": "ns",
          "min": null,
          "typ": 280,
          "max": null,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Soft-start Time",
          "symbol": "tSS",
          "kind": "electrical",
          "unit": "ms",
          "min": null,
          "typ": 2,
          "max": null,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Power Good Threshold (VFB falling, PG high to low)",
          "symbol": "VPG",
          "kind": "electrical",
          "unit": "%VREF",
          "min": null,
          "typ": 90,
          "max": null,
          "conditions": "VFB falling, PG from high to low",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Power Good Threshold (VFB rising, PG low to high)",
          "symbol": "VPG",
          "kind": "electrical",
          "unit": "%VREF",
          "min": null,
          "typ": 92,
          "max": null,
          "conditions": "VFB rising, PG from low to high",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Power Good Threshold (VFB rising, PG high to low)",
          "symbol": "VPG",
          "kind": "electrical",
          "unit": "%VREF",
          "min": null,
          "typ": 120,
          "max": null,
          "conditions": "VFB rising, PG from high to low",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Power Good Threshold (VFB falling, PG low to high)",
          "symbol": "VPG",
          "kind": "electrical",
          "unit": "%VREF",
          "min": null,
          "typ": 115,
          "max": null,
          "conditions": "VFB falling, PG from low to high",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Power Good Delay (high to low)",
          "symbol": "tPG_F",
          "kind": "electrical",
          "unit": "µs",
          "min": null,
          "typ": 20,
          "max": null,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Power Good Delay (low to high)",
          "symbol": "tPG_R",
          "kind": "electrical",
          "unit": "µs",
          "min": null,
          "typ": 200,
          "max": null,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Power Good Output Low",
          "symbol": "VPG,L",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 0.3,
          "max": null,
          "conditions": "IPG=2mA",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "PG High Leakage Current",
          "symbol": "",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": 1,
          "max": null,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Top FET Current Limit",
          "symbol": "ILMT,RNG",
          "kind": "electrical",
          "unit": "A",
          "min": null,
          "typ": 3.8,
          "max": null,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Output UVP Delay",
          "symbol": "tUVP,DLY",
          "kind": "electrical",
          "unit": "µs",
          "min": null,
          "typ": 10,
          "max": null,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "UVP Hiccup ON Time",
          "symbol": "tUVP,ON",
          "kind": "electrical",
          "unit": "ms",
          "min": null,
          "typ": 2,
          "max": null,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "UVP Hiccup OFF Time",
          "symbol": "tUVP,OFF",
          "kind": "electrical",
          "unit": "ms",
          "min": null,
          "typ": 16,
          "max": null,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Thermal Shutdown Temperature",
          "symbol": "TSD",
          "kind": "thermal",
          "unit": "°C",
          "min": null,
          "typ": 150,
          "max": null,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Thermal Shutdown Hysteresis",
          "symbol": "THYS",
          "kind": "thermal",
          "unit": "°C",
          "min": null,
          "typ": 15,
          "max": null,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Package Thermal Resistance, junction to ambient",
          "symbol": "θJA",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 42,
          "max": null,
          "conditions": "natural convection, TA = 25°C, two-layer Silergy demo board",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Package Thermal Resistance, junction to case",
          "symbol": "θJC",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 4,
          "max": null,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        }
      ]
    }
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  "updated_at": "2026-09-25T09:16:17.458Z"
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