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TPS54383 Description

The TPS54383 and TPS54386 are dual output, nonsynchronous buck converters capable of supporting 3-A output applications that operate from a 4.5-V to 28-V input supply voltage, and require output voltages between 0.8 V and 90% of the input voltage. With an internally-determined operating frequency, soft-start time, and control loop pensation, these converters provide many.

TPS54383 Key Features

  • 1 4.5-V to 28-V Input Range
  • Output Voltage Range 0.8 V to 90% of Input
  • Output Current Up to 3 A
  • Two Fixed Switching Frequency Versions
  • TPS54383: 300 kHz
  • TPS54386: 600 kHz
  • Three Selectable Levels of Overcurrent Protection (Output 2)
  • 0.8-V 1.5% Voltage Reference
  • 2.1-ms Internal Soft-Start
  • Dual PWM Outputs 180° Out-of-Phase