CN5208

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  "slug": "cn5208",
  "title": "CN5208",
  "brief": "ShangHai Consonance Elec DC-DC Converters, SOIC-8. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.2.0",
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    "mpn": "CN5208",
    "manufacturer": "ShangHai Consonance Elec",
    "package": "SOIC-8",
    "pin_count": 8,
    "category": "PMIC",
    "subcategory": "DC-DC Converters",
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    "pins": [
      {
        "number": "1",
        "name": "VG",
        "type": "power_out",
        "description": "Internal voltage regulator output. Supplies power to the internal gate driver; connect a 100 nF ceramic capacitor between VG and VCC."
      },
      {
        "number": "2",
        "name": "GND",
        "type": "power_in",
        "description": "Ground. Negative terminal of the input supply and reference for all internal circuits."
      },
      {
        "number": "3",
        "name": "SHDN",
        "type": "input",
        "description": "Active-high shutdown input. Voltage above 2.2V (VIH) puts the part into low-current (7.5uA typ @ VCC=15V) shutdown; below 0.5V (VIL) returns to normal operation after ~13 ms delay. Do NOT drive between 0.5V and 2.2V - device state is undefined."
      },
      {
        "number": "4",
        "name": "COM",
        "type": "passive",
        "description": "Frequency compensation input. External R-C network (typ. R3 with C3=10nF, plus optional C4) tied to this pin sets the closed-loop compensation zero for the error amplifier."
      },
      {
        "number": "5",
        "name": "OUT",
        "type": "input",
        "description": "Output voltage sensing input. Monitors the converter output voltage (regulated internally to 5V ±1%) and is the connection point for the positive terminal of the output bypass capacitor. IOUT ~9 uA typ at VOUT=5V."
      },
      {
        "number": "6",
        "name": "SW",
        "type": "input",
        "description": "Switching node sense pin. Connect to the drain of the external P-channel MOSFET / junction of the inductor and the cathode of the freewheeling diode. Voltage swings from one diode drop below GND up to VCC; used with VCC to sense inductor current (VILIM=120 mV typ)."
      },
      {
        "number": "7",
        "name": "VCC",
        "type": "power_in",
        "description": "Unregulated DC power supply input (4.8V to 32V operating; abs max 36V). Powers the CN5208 internal circuitry and is the current-sense reference for SW. Bypass with a low-ESR ceramic capacitor."
      },
      {
        "number": "8",
        "name": "DRV",
        "type": "output",
        "description": "Gate drive output for the external P-channel MOSFET. Push-pull driver with an internal clamp limiting swing to ~8V below VCC (typ 6V peak-to-peak); tr/tf ~40 ns into a 2 nF load. VDRV low (VCC-VDRV) up to 6.3V."
      }
    ],
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      "pins": {
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        "described": 8,
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        "refuses_to_fabricate": true
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  "metadata": {
    "specs": {
      "Manufacturer": "ShangHai Consonance Elec",
      "Package": "SOIC-8",
      "Category": "PMIC",
      "Pins": "8"
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    "characteristics": {
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          "name": "Input Voltage Range",
          "symbol": "VCC",
          "kind": "electrical",
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          "max": 32,
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          "name": "Under voltage lockout Threshold",
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          "name": "OUT Pin Current",
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          "conditions": "VOUT＝5V",
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        {
          "name": "Overvoltage Trip Level",
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          "kind": "electrical",
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          "typ": 1.06,
          "max": 1.08,
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        {
          "name": "Overvoltage Clear Level",
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          "kind": "electrical",
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          "typ": 1.02,
          "max": 1.04,
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        {
          "name": "Power-on Delay",
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        {
          "name": "Soft Start Time",
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          "unit": "ms",
          "min": 44,
          "typ": 52,
          "max": 60,
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        {
          "name": "Current Limit Threshold",
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          "kind": "electrical",
          "unit": "mV",
          "min": 108,
          "typ": 120,
          "max": 132,
          "conditions": "VCC–VSW, Temp＝25℃",
          "source_page": 4,
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        },
        {
          "name": "Switching Frequency",
          "symbol": "fosc",
          "kind": "electrical",
          "unit": "kHZ",
          "min": 450,
          "typ": 550,
          "max": 650,
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        {
          "name": "Foldback Frequency",
          "symbol": "ffold",
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          "unit": "KHz",
          "min": 90,
          "typ": 110,
          "max": 130,
          "conditions": "VOUT＝0V",
          "source_page": 4,
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        },
        {
          "name": "SHDN Bias Current",
          "symbol": "ISHDN",
          "kind": "electrical",
          "unit": "nA",
          "min": -100,
          "typ": 0,
          "max": 100,
          "conditions": "",
          "source_page": 4,
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        {
          "name": "Rise Time",
          "symbol": "tr",
          "kind": "timing",
          "unit": "ns",
          "min": 30,
          "typ": 40,
          "max": 65,
          "conditions": "Cload＝2nF, 10% to 90%",
          "source_page": 4,
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        {
          "name": "Fall Time",
          "symbol": "tf",
          "kind": "timing",
          "unit": "ns",
          "min": 30,
          "typ": 40,
          "max": 65,
          "conditions": "Cload＝2nF, 90% to 10%",
          "source_page": 4,
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        },
        {
          "name": "Voltage from VCC, VG, SW, DRV, to GND",
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        {
          "name": "Voltage from VG to VCC",
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        {
          "name": "Voltage from OUT, SHDN and COM to GND",
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          "name": "Storage Temperature",
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          "name": "Operating Ambient Temperature",
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          "name": "Lead Temperature (Soldering, 10 seconds)",
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  "updated_at": "2026-09-24T19:22:46.167Z"
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