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LYF82031 Datasheet 3.5A Monolithic Step-Down Switching Regulator

Manufacturer: Powlicon

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Datasheet Details

Part number LYF82031
Manufacturer Powlicon
File Size 2.62 MB
Description 3.5A Monolithic Step-Down Switching Regulator
Download LYF82031 Download (PDF)

General Description

The LYF82031 is a monolithic synchronous buck regulator with wide operating input voltage range from 4.2 to 33V.

Current mode control with internal slope compensation is implemented to reduce component count.

LYF82031 also

Overview

LYF82031 33V, 3.5A Monolithic Step-Down Switching Regulator 1.

Key Features

  • 3.5A continuous output current capability.
  • Up to 98% duty.
  • 4.2V to 33V wide operating input range.
  • Integrated 40V, 80mΩ high side and 40V, 50mΩ low side power MOSFET switches.
  • Up to 97% efficiency.
  • Internal Soft-Start limits the inrush current at turn-on.
  • Fixed 400KHz Switching Frequency.
  • Internal compensation to save external components.
  • Pulse Skipping Mode to Achieve High Light Load Efficiency.
  • Frequency jittering to ease EMI Issue.
  • Peak.

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