Datasheet4U Logo Datasheet4U.com

LX1918 - 1.8A Step-Down Synchronous Converter

Description

KEY

Features

  • Input range voltage 2.7 to 5.5V.
  • Maximum output current, 1.8A.
  • Internal or External Synchronization.
  • Output Voltage from VIN to 0.6V.
  • PFM or PWM mode under light load.
  • EMI support with force PWM mode.
  • Efficiency up to 95%.
  • No external Schottky diode.
  • Thermal shutdown.
  • Cycle by cycle switch current limit.
  • UVLO.
  • Short circuit protection.
  • 8 pin MLP.

📥 Download Datasheet

Datasheet preview – LX1918

📁 Similar Datasheet

  • LX1910 - Step-Down Regulator (Microsemi Corporation)
  • LX1970 - Visible Light Sensor (Microsemi Corporation)
  • LX1971 - Wide Range Visible Light Sensor (Microsemi Corporation)
  • LX1972 - Ambient Light Detector (Microsemi Corporation)
  • LX1972A - Ambient Light Detector (Microsemi Corporation)
  • LX1973 - Automotive Light Sensor (Microsemi Corporation)
  • LX1973A - Automotive Light Sensor (Microsemi Corporation)
  • LX1974 - Ambient Light Detector (Microsemi Corporation)
  • LX1977 - SMBus Ambient Light Sensor (Microsemi Corporation)
  • LX1990 - Dual Programmable LED Current Sink (Microsemi Corporation)
Other Datasheets by Microsemi
  • LX1911 - 1.5A - 1.1MHZ PWM Step-Down Regulator
  • LX1912 - VREF 800mV -1.0A -1.2MHz PWM
  • LX1973B - Automotive Light Sensor
  • LX1992 - High Efficiency Boost LED Driver
  • LX13049 - 1.0MHZ PWM
  • LX1721 - Class-D Stereo Power Amplifier Controller
  • LX1722 - Class-D Stereo Power Amplifier Controller
  • LX1725 - 15W+15W Stereo Class-D Amplifier Filterless 30W Mono

Full PDF Text Transcription

Click to expand full text
www.DataSheet4U.com TM ® LX1918 1.8A Step-Down Synchronous Converter P RODUCTION D ATA S HEET DESCRIPTION KEY FEATURES ƒ Input range voltage 2.7 to 5.5V ƒ Maximum output current, 1.8A ƒ Internal or External Synchronization ƒ Output Voltage from VIN to 0.6V ƒ PFM or PWM mode under light load ƒ EMI support with force PWM mode ƒ Efficiency up to 95% ƒ No external Schottky diode ƒ Thermal shutdown ƒ Cycle by cycle switch current limit ƒ UVLO ƒ Short circuit protection ƒ 8 pin MLP APPLICATIONS The Microsemi LX1918 is a step down buck regulator with a synchronous rectifier. All MOSFET switches and compensation components are built in.
Published: |