Datasheet4U Logo Datasheet4U.com

LX1918 - 1.8A Step-Down Synchronous Converter

General Description

KEY

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

📁 Similar Datasheet

Part Number Description Manufacturer
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

Other Datasheets by Microsemi (now Microchip Technology)

Part Number Description
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

Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

View original datasheet 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.