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UC3848 - HIGH-PERFORMANCE CONTROLLER

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General Description

The UTC UC3848 is designed to provide several special enhancements to satisfy the needs, for example, Power-Saving mode for low standby power (

Overview

UNISONIC TECHNOLOGIES CO., LTD UC3848 LINEAR INTEGRATED CIRCUIT HIGH PERFORMANCE CURRENT MODE CONTROLLERS.

Key Features

  • S.
  • Low Startup Current (about 22μA).
  • Fixed Switching Frequency(Norm. is 68KHz).
  • Frequency Hopping for Improved EMI Performance.
  • Lower than 0.3W Standby Power Design.
  • Linearly Decreasing Frequency to 26KHz During Light Load.
  • Soft Start.
  • Internal Slope Compensation.
  • Constant Power Limiting for Universal AC input Range.
  • Gate Output Maximum Voltage Clamp(15V).
  • Max Duty Cycle 74%.
  • Over Temperature Protection.
  • Overload Protection.
  • Over.

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