LT3466EDD - Linear

LT3466EDD Dual Full Function White LED Step-Up Converter

U U FEATURES ■ Drives Up to 20 White LEDs (10 in Series per Converter) from a 3.6V Supply ■ Two Independent Step-Up Converters Capable of Driving Asymmetric LED Strings ■ Independent Dimming and Shutdown Control of the Two LED Strings ■ Internal Schottky Diodes ■ Internal Soft-Start Eliminates Inrush Current ■ Open LED Protection (39.5V Max VOUT) ■ Fixed Fr.

Features

■ Drives Up to 20 White LEDs (10 in Series per Converter) from a 3.6V Supply
■ Two Independent Step-Up Converters Capable of Driving Asymmetric LED Strings
■ Independent Dimming and Shutdown Control of the Two LED Strings
■ Internal Schottky Diodes
■ Internal Soft-Start Eliminates Inrush Current
■ Open LED Protection (39.5V Max VOUT)
■ Fixed Frequency Operation Up to 2MHz
■ 81% Efficiency Driving 16 White LEDs at 15mA (Eight per Driver) from a 3.6V Supply
■ Wide Input Voltage Range: 2.7V to 24V
■ Available in 10-Pin DFN and 16-Pin Thermally Enhanced TSSOP Packages U APPLICATIO S
■ Main/Sub Dis.