MAX1570 Datasheet (Maxim) - White LED Current Regulator

MAX1570, White LED Current Regulator

The MAX1570 fractional charge pump drives up to five white LEDs with regulated constant current for uniform intensity.

The MAX1570 maintains the highest possible efficiency over the full 1-cell lithium-ion (Li+) battery input voltage range by utilizing a 1x/1.5x fractional charge pump and very-low-d

MAX1570 Features

* o Excellent 0.3% LED-to-LED Current Matching MAX1570 Applications White LED Backlighting Cell Phones and Smart Phones PDA and Palmtop Computers Portable MP3 Players Digital Cameras and Camcorders Ordering Information PART MAX1570ETE TEMP RANGE -40°C to +85°C PIN-PACKAGE 16 Thin QFN Pin Configura