Part NX9548
Description Time Synchronous Buck Regulator
Category Voltage Regulator
Manufacturer Microsemi
Size 897.78 KB
Microsemi

NX9548 Overview

Description

The NX9548 is a synchronous buck switching regulator with 21 mΩ internal N-channel MOSFETs, primarily intended for portable (mobile) applications. The NX9548 operates from 4.5 V to 24 V, and the output voltage range is from 0.75 V to 5 V, with output currents as high as 8 A.

Key Features

  • Adaptive COT Control
  • Adjustable, Constant Switching Frequency up to 1 MHz
  • Extremely Low-RDSON N-MOSFETs
  • Bus Voltage 4.5 V to 24 V
  • Selectable Diode Emulation Mode (PSM Mode)
  • Current Limit, UVLO, OVP
  • Gate Resistor Provision for EMI Reduction
  • 40°C to +85°C Ambient Temperature
  • 40°C to +150°C Junction Temperature
  • RoHS Compliant