CAT3648 Datasheet (Catalyst Semiconductor) - 4-Channel Ultra High Efficiency Quad-Mode LED Driver

CAT3648, 4-Channel Ultra High Efficiency Quad-Mode LED Driver

The CAT3648 is a high efficiency quad-mode fractional charge pump that can drive up to four LEDs programmable by a one wire digital interface.

The inclusion of a 1.33x fractional charge pump mode increases device efficiency by up to 10% over tradi * tional 1.5x charge pumps with no added exte

CAT3648 Features

* High efficiency 1.33x charge pump Quad-mode charge pump: 1x, 1.33x, 1.5x, 2x Drives up to 4 LEDs at 25mA each 1-wire EZDim™ 32 linear steps Power efficiency up to 92% Low noise input ripple