Datasheet4U Logo Datasheet4U.com

LX1994 - High Efficiency LED Driver

General Description

KEY

Key Features

  • Efficiency > 92%.
  • Dual PFM Architecture To Extend Battery Life.
  • VIN Range 2.0V To 5.5V. Start Up Warranty @ 2.0V.
  • Logic Control Shutdown.
  • 100µA Typical Quiescent Current.
  • Shutdown IQ Current.

📥 Download Datasheet

📁 Similar Datasheet

Part Number Description Manufacturer
LX1992 High Efficiency Boost LED Driver Microsemi
LX1911 1.5A - 1.1MHZ PWM Step-Down Regulator Microsemi
LX1912 VREF 800mV -1.0A -1.2MHz PWM Microsemi
LX1918 1.8A Step-Down Synchronous Converter Microsemi
LX1973B Automotive Light Sensor Microsemi

Other Datasheets by Microsemi (now Microchip Technology)

Part Number Description
LX1990 Dual Programmable LED Current Sink
LX1991 Six Output Programmable LED Current Sink
LX1993 High Efficiency LED Driver
LX1910 Step-Down Regulator
LX1970 Visible Light Sensor

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 LX1994 TM ® High Efficiency LED Driver P RODUCTION D ATA S HEET DESCRIPTION KEY FEATURES ƒ Efficiency > 92% ƒ Dual PFM Architecture To Extend Battery Life ƒ VIN Range 2.0V To 5.5V. Start Up Warranty @ 2.0V ƒ Logic Control Shutdown ƒ 100µA Typical Quiescent Current ƒ Shutdown IQ Current <1µA ƒ OVP For Open String Output Voltage ƒ Low Voltage And Offset Current Sense ƒ Light Sensor (LX1970) interface ƒ Dual Dimming Options (PWM or DC Voltage) ƒ No External Zener Clamp Diode ƒ 10-Pin MLP or MSOP APPLICATIONS Microsemi’s LX1994 is a compact, high efficiency, step-up boost controller which is designed to drive a string of white or colored LED’s in a backlight or front light system.