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RTQ6343 - Asynchronous Step-Down Converter

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Datasheet Details

Part number RTQ6343
Manufacturer Richtek
File Size 635.49 KB
Description Asynchronous Step-Down Converter
Datasheet download datasheet RTQ6343 Datasheet

General Description

The RTQ6343 is a 3.5A, high-efficiency, peak current mode control asynchronous step-down converter.

The device operates with input voltages from 4V to 42V.

The device can program the output voltage between 0.8V to VIN.

Overview

® RTQ6343 42VIN, 3.5A, Asynchronous Step-Down Converter with Low Quiescent Current.

Key Features

  • Wide Input Voltage Range  4.5V to 42V  4V to 42V (Soft-start is finished).
  • Wide Output Voltage Range : 0.8V to VIN.
  • 0.8V ±1% Reference Accuracy.
  • Peak Current Mode Control.
  • Integrated 80mΩ High-Side MOSFET.
  • Low Quiescent Current : 100μA.
  • Low Shutdown Current : 2.25μA.
  • Adjustable Switching : 100kHz to 2.5MHz.
  • Synchronizable Switching : 300kHz to 2.2MHz.
  • Power Saving Mode (PSM) at Light Load.
  • Low Dropout at Light Loads with Integrated Boot R.

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