UCC28C57HDR

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  "title": "UCC28C57HDR",
  "brief": "Texas Instruments , SOIC-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
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  "component": {
    "mpn": "UCC28C57HDR",
    "manufacturer": "Texas Instruments",
    "package": "SOIC-8",
    "pin_count": 8,
    "category": "IC",
    "subcategory": "IC",
    "datasheet": "https://www.ti.com/lit/ds/symlink/ucc28c57h.pdf",
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      "digikey": "296-UCC28C57HDRTR-ND",
      "mouser": "595-UCC28C57HDR"
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      {
        "number": "1",
        "name": "COMP",
        "type": "output",
        "description": "Error amplifier output for compensation that can both source and sink current, is internally current-limited, and lets the user command zero duty cycle by externally forcing COMP to GND."
      },
      {
        "number": "2",
        "name": "FB",
        "type": "input",
        "description": "Inverting input of the error amplifier, whose noninverting reference is internally trimmed to 2.5 V ±1%, used to close the voltage-feedback loop for stability."
      },
      {
        "number": "3",
        "name": "CS",
        "type": "input",
        "description": "Primary-side current-sense input to the PWM comparator that terminates OUT conduction when it reaches the error-amplifier-derived threshold, connected to the current-sense resistor."
      },
      {
        "number": "4",
        "name": "RT/CT",
        "type": "bidirectional",
        "description": "Oscillator set point where timing resistor RRT connects to VREF and timing capacitor CCT connects to GND; on the UCC28C57H the switching frequency is one-half of fOSC."
      },
      {
        "number": "5",
        "name": "GND",
        "type": "power_in",
        "description": "Ground return pin for the output driver stage and the logic-level controller section, to which all device voltages are referenced."
      },
      {
        "number": "6",
        "name": "OUT",
        "type": "output",
        "description": "Totem-pole drive output for directly driving a MOSFET with up to 1 A peak source and sink; on the UCC28C57H it switches at one-half the oscillator frequency, limiting maximum duty cycle to below 50%, and it is held low when VDD is below the turn-on threshold."
      },
      {
        "number": "7",
        "name": "VDD",
        "type": "power_in",
        "description": "Analog controller bias supply input with an absolute maximum of 30 V, requiring a bypass capacitor of typically 0.1 µF connected directly to GND with minimal trace length."
      },
      {
        "number": "8",
        "name": "VREF",
        "type": "power_out",
        "description": "5-V reference output (±1% tolerance for the UCC28C5x family) that requires a ceramic bypass of at least 0.1 µF to GND placed close to the pin and must not have external voltages above the specified VREF superimposed on it."
      }
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      "Manufacturer": "Texas Instruments",
      "Package": "SOIC-8",
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      "Pins": "8"
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          "conditions": "TJ = 25°C, VRT/CT = 2 V",
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          "name": "UVLO hysteresis (UCC28C57H)",
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