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SQ6601PT Datasheet Off-line Quasi-resonance Flyback Switching Regulator

Manufacturer: AUK (Kodenshi AUK Group)

Overview: Semiconductor SQ6601PT Off-Line Quasi-Resonance Flyback Switching.

General Description

The SQ6601PT is a hybrid IC consists from power MOSFET and a controller IC, designed for Indirect feed-back Quasi-Resonant (including low frequency PRC)fly-back converter type SMPS (Switching Mode Power Supply) applications.

this IC realizes high efficiency, low noise, downsizing and standardizing of a power supply system reducing external ponents count and simplifying the circuit designs.

the device is provided in a five pin overmolded TO-220 style package, affording dielectric isolation without promising thermal characteristics.

Key Features

  • Quasi-Resonant Operation.
  • Low-loss, Pulse-Ration-Control standby mode.
  • Under-voltage lockout with Hysteresis.
  • Adjustable switching speed for EMI control.
  • Low start-up circuit current (100uA max).
  • Active low-pass filter for stabilizing the operation in case of light load.
  • Avalanche Energy Guaranteed MOSFET with high VDSS.
  • Built-in constant voltage drive circuit.
  • Built-in step drive circuit.
  • Built-in low fre.

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