SY8003C1DFC

{
  "schema_version": 1,
  "type": "component",
  "slug": "sy8003c1dfc",
  "title": "SY8003C1DFC",
  "brief": "Silergy Corp DC-DC Converters, DFN-8-EP(2x2). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
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    "power management (pmic)",
    "sy8003c1dfc",
    "factory-2.0.0",
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  "component": {
    "mpn": "SY8003C1DFC",
    "manufacturer": "Silergy Corp",
    "package": "DFN-8-EP(2x2)",
    "pin_count": 9,
    "category": "Power Management (PMIC)",
    "subcategory": "DC-DC Converters",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/7ae296304f91ed3a3917bf4eeabc8539.pdf",
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      "lbr": "sy8003c1dfc.lbr"
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    "distributor_links": {
      "lcsc": "C41407207"
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    "distributor_check": {
      "checked_at": "2026-10-28T00:39:08Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
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      "mouser": {
        "pn": null,
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    },
    "pins": [
      {
        "number": "1",
        "name": "FB",
        "type": "input",
        "description": "Output feedback pin; connect to the center of the output resistor divider to set VOUT = 0.6×(1+R1/R2)."
      },
      {
        "number": "2",
        "name": "PG",
        "type": "output",
        "description": "Open-drain power good indicator, low if the output is below 90% or above 120% of the regulation voltage and high otherwise; requires a pull-up resistor to the input."
      },
      {
        "number": "3",
        "name": "IN",
        "type": "power_in",
        "description": "Power input pin; decouple to GND with at least a 10µF ceramic capacitor, with an input voltage range of 2.7V to 5.5V."
      },
      {
        "number": "4",
        "name": "PGND",
        "type": "power_in",
        "description": "Power ground pin, also connected to the exposed paddle."
      },
      {
        "number": "5",
        "name": "NC",
        "type": "unconnected",
        "description": "No connection."
      },
      {
        "number": "6",
        "name": "LX",
        "type": "output",
        "description": "Inductor pin; connect to the switching node of the inductor."
      },
      {
        "number": "7",
        "name": "EN",
        "type": "input",
        "description": "Enable control; pull high (above 1.5V) to turn on and low (below 0.4V) to shut down, and do not leave it floating."
      },
      {
        "number": "8",
        "name": "SGND",
        "type": "power_in",
        "description": "Signal ground pin."
      },
      {
        "number": "9",
        "name": "EP",
        "type": "passive",
        "description": "Exposed pad (from the footprint; not named in the datasheet pin table)."
      }
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        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: The datasheet labels PGND as pin 4/Exposed Paddle. The exposed thermal pad is not a separately numbe; The datasheet does not give ERC pin types. LX is typed as output (switching node) and PG as output ("
        ],
        "pages_sent": 11,
        "cost_usd": 0.0136,
        "at": "2026-10-28T00:38:50"
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        "pages": 11,
        "sha256": "dacf595b19d33d21",
        "source_tier": "mfr"
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      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 9,
        "described": 9,
        "cites_pages": true,
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      "Package": "DFN-8-EP(2x2)",
      "Category": "Power Management (PMIC)",
      "Pins": "9"
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        "page": 8,
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        "material": "copper"
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          "name": "Quiescent Current",
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        {
          "name": "Input UVLO Threshold",
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          "min": null,
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          "name": "UVLO Hysteresis",
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        {
          "name": "Oscillator Frequency",
          "symbol": "FOSC",
          "kind": "electrical",
          "unit": "MHz",
          "min": null,
          "typ": 3,
          "max": null,
          "conditions": "IOUT=500mA",
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        {
          "name": "PG High Delay Time",
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          "kind": "timing",
          "unit": "µs",
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          "name": "PG Under Voltage Threshold",
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        {
          "name": "PG Under Voltage Delay Time",
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          "kind": "timing",
          "unit": "us",
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          "name": "PG Over Voltage Threshold",
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        {
          "name": "Over Voltage Protection Threshold",
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          "kind": "electrical",
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        {
          "name": "Over Voltage Deglitch Timeout",
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          "kind": "timing",
          "unit": "µs",
          "min": 10,
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          "max": 30,
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          "name": "Short Circuit Protection Delay Time",
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          "name": "Min ON Time",
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          "name": "Max Duty Cycle",
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          "kind": "electrical",
          "unit": "%",
          "min": null,
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        {
          "name": "Soft-start Time",
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          "min": null,
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          "max": null,
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        {
          "name": "Output Discharge Switch On Resistance",
          "symbol": "RDISCH",
          "kind": "electrical",
          "unit": "Ω",
          "min": null,
          "typ": 50,
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        {
          "name": "Thermal Shutdown Temperature",
          "symbol": "TSD",
          "kind": "electrical",
          "unit": "°C",
          "min": null,
          "typ": 150,
          "max": null,
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          "name": "Supply Input Voltage (LX)",
          "symbol": "VIN",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 6,
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        {
          "name": "Enable, FB Voltage",
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        {
          "name": "Power Dissipation",
          "symbol": "PD",
          "kind": "absolute_maximum",
          "unit": "W",
          "min": null,
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          "conditions": "TA = 25°C, DFN2×2-8",
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        {
          "name": "Junction-to-ambient Thermal Resistance",
          "symbol": "θJA",
          "kind": "thermal",
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          "name": "Junction-to-case Thermal Resistance",
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          "name": "Lead Temperature (Soldering, 10 sec.)",
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